{"id":5852,"date":"2024-02-21T15:20:55","date_gmt":"2024-02-21T14:20:55","guid":{"rendered":"https:\/\/forbot.com\/uncategorized-cs\/kurz-arduino-uroven-ii-3-poplachova-sirena-mosfet-v-praxi\/"},"modified":"2024-09-06T23:17:09","modified_gmt":"2024-09-06T21:17:09","slug":"kurz-arduino-uroven-ii-3-poplachova-sirena-mosfet-v-praxi","status":"publish","type":"post","link":"https:\/\/forbot.com\/cs\/kurz-arduino-uroven-2\/kurz-arduino-uroven-ii-3-poplachova-sirena-mosfet-v-praxi\/","title":{"rendered":"Kurz Arduino \u00farove\u0148 II &#8211; #3 &#8211; Poplachov\u00e1 sir\u00e9na, MOSFET v praxi"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"5852\" class=\"elementor elementor-5852 elementor-4285\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4cbd7cdc elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4cbd7cdc\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-ad04519\" data-id=\"ad04519\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-561b1d1 elementor-widget elementor-widget-image\" data-id=\"561b1d1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"788\" height=\"533\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/ikonaArd2_3.jpg\" class=\"attachment-large size-large wp-image-6729\" alt=\"\" srcset=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/ikonaArd2_3.jpg 788w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/ikonaArd2_3-300x203.jpg 300w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/ikonaArd2_3-768x519.jpg 768w\" sizes=\"(max-width: 788px) 100vw, 788px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-1a71545d\" data-id=\"1a71545d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1e5b4932 elementor-widget elementor-widget-text-editor\" data-id=\"1e5b4932\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<\/p>\n<p>P\u0159i pou\u017e\u00edv\u00e1n\u00ed Arduino chceme n\u011bkdy pou\u017e\u00edt komponenty, kter\u00e9 vy\u017eaduj\u00ed vy\u0161\u0161\u00ed nap\u011bt\u00ed ne\u017e 5 V. Zde p\u0159ich\u00e1zej\u00ed ke slovu tranzistory MOSFET.<\/p>\n<p>Ne\u017e se v\u0161ak k tomuto t\u00e9matu dostaneme, pod\u00edvejme se, jak <strong>se zvuky vytv\u00e1\u0159ej\u00ed<\/strong>. Jednoduch\u00e9 akustick\u00e9 sign\u00e1ly jsme ji\u017e vytvo\u0159ili, nyn\u00ed je \u010das je zpest\u0159it. To umo\u017en\u00ed <strong>sestavit popla\u0161nou sir\u00e9nu<\/strong>.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-71573812 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"71573812\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1b2a6fa3\" data-id=\"1b2a6fa3\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-7f4a353d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7f4a353d\" data-element_type=\"section\" data-e-type=\"section\" id=\"menu-nav-post-top-wrapper\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-13516fc7\" data-id=\"13516fc7\" data-element_type=\"column\" data-e-type=\"column\" id=\"menu-nav-prev-col-top\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2b52466a elementor-align-center elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"2b52466a\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"menu-prev-btn-top\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/forbot.com\/cs\/kurz-arduino\/kurz-arduino-uroven-ii-2-rgb-led-diody-tradicni-a-ws2812\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">&lt;&lt; P\u0159edchoz\u00ed \u010d\u00e1st<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-5fd8b417\" data-id=\"5fd8b417\" data-element_type=\"column\" data-e-type=\"column\" id=\"menu-nav-middle-col-top\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5bb18a24 elementor-align-center elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"5bb18a24\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"menu-nav-btn-top\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Navigace v kurzu \u25bc <\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-2c0c903d\" data-id=\"2c0c903d\" data-element_type=\"column\" data-e-type=\"column\" id=\"menu-nav-next-col-top\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5caabec1 elementor-align-center elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"5caabec1\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"menu-next-btn-top\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/forbot.com\/cs\/kurz-arduino\/kurz-arduino-uroven-ii-4-preruseni-jazyckovy-spinac-pir-senzor\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Dal\u0161\u00ed \u010d\u00e1st &gt;&gt;<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-6575b179 elementor-nav-menu__text-align-aside elementor-widget elementor-widget-nav-menu\" data-id=\"6575b179\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"menu-nav-post-top\" data-settings=\"{&quot;layout&quot;:&quot;dropdown&quot;,&quot;submenu_icon&quot;:{&quot;value&quot;:&quot;&lt;i class=\\&quot;\\&quot; aria-hidden=\\&quot;true\\&quot;&gt;&lt;\\\/i&gt;&quot;,&quot;library&quot;:&quot;&quot;}}\" data-widget_type=\"nav-menu.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<nav class=\"elementor-nav-menu--dropdown elementor-nav-menu__container\" aria-hidden=\"true\">\n\t\t\t\t<ul id=\"menu-2-6575b179\" class=\"elementor-nav-menu\"><li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-10167\"><a href=\"https:\/\/forbot.com\/de\/arduino-kurs-stufe-2\/arduino-kurs-stufe-ii-1-einfuehrung-inhaltsverzeichnis\/\" class=\"elementor-item menu-link\" tabindex=\"-1\">Kurz Arduino \u00farove\u0148 II &#8211; #1 &#8211; \u00davod, Obsah<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-10166\"><a href=\"https:\/\/forbot.com\/de\/arduino-kurs-stufe-2\/arduino-kurs-ii-2-rgb-leds-traditionell-und-ws2812\/\" class=\"elementor-item menu-link\" tabindex=\"-1\">Kurz Arduino \u00farove\u0148 II &#8211; #2 &#8211; RGB LED diody (tradi\u010dn\u00ed a WS2812)<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-10165\"><a href=\"https:\/\/forbot.com\/de\/arduino-kurs-stufe-2\/arduino-kurs-ii-3-alarmsirene-mosfet-in-der-praxis\/\" class=\"elementor-item menu-link\" tabindex=\"-1\">Kurz Arduino \u00farove\u0148 II &#8211; #3 &#8211; Poplachov\u00e1 sir\u00e9na, MOSFET v praxi<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-10164\"><a href=\"https:\/\/forbot.com\/de\/arduino-kurs-stufe-2\/arduino-ii-kurs-4-unterbrechungen-reed-schalter-pir-sensor\/\" class=\"elementor-item menu-link\" tabindex=\"-1\">Kurz Arduino \u00farove\u0148 II &#8211; #4 &#8211; P\u0159eru\u0161en\u00ed, jaz\u00fd\u010dkov\u00fd sp\u00edna\u010d, PIR senzor<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-10163\"><a href=\"https:\/\/forbot.com\/de\/arduino-kurs-stufe-2\/arduino-ii-kurs-5-tastatur-eigene-alarmanlage\/\" class=\"elementor-item menu-link\" tabindex=\"-1\">Kurz Arduino \u00farove\u0148 II &#8211; #5 &#8211; Kl\u00e1vesnice, vlastn\u00ed alarmov\u00fd syst\u00e9m<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-10162\"><a href=\"https:\/\/forbot.com\/de\/arduino-kurs-stufe-2\/arduino-ii-kurs-6-7-segment-anzeigen\/\" class=\"elementor-item menu-link\" tabindex=\"-1\">Kurz Arduino \u00farove\u0148 II &#8211; #6 &#8211; 7-segmentov\u00e9 displeje<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-10161\"><a href=\"https:\/\/forbot.com\/de\/arduino-kurs-stufe-2\/arduino-kurs-stufe-ii-7-analoge-und-digitale-thermometer\/\" class=\"elementor-item menu-link\" tabindex=\"-1\">Kurz Arduino \u00farove\u0148 II &#8211; #7 &#8211; analogov\u00e9 a digit\u00e1ln\u00ed teplom\u011bry<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-10160\"><a href=\"https:\/\/forbot.com\/de\/arduino-kurs-stufe-2\/arduino-kurs-stufe-ii-8-digitaler-feuchtigkeitssensor-dht11\/\" class=\"elementor-item menu-link\" tabindex=\"-1\">Kurz Arduino \u00farove\u0148 II &#8211; #8 &#8211; Digit\u00e1ln\u00ed senzor vlhkosti (DHT11)<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-10159\"><a href=\"https:\/\/forbot.com\/de\/arduino-kurs-stufe-2\/arduino-kurs-stufe-ii-9-multitasking-verzoegerungen-mit-millis\/\" class=\"elementor-item menu-link\" tabindex=\"-1\">Kurz Arduino \u00farove\u0148 II &#8211; #9 &#8211; Multitasking, zpo\u017ed\u011bn\u00ed pomoc\u00ed funkce millis()<\/a><\/li>\n<\/ul>\t\t\t<\/nav>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-330d39aa custom-alert-box elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"330d39aa\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1345bfee\" data-id=\"1345bfee\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-1b18715a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1b18715a\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-48fa9dc4 blue-box-bestellen-ein-set\" data-id=\"48fa9dc4\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-167847ac elementor-widget elementor-widget-text-editor\" data-id=\"167847ac\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><i class=\"fas fa-shopping-cart fa-lg\" style=\"color: #004085;\"><\/i> Objednejte si sadu prvk\u016f a za\u010dn\u011bte se u\u010dit v praxi! <a href=\"https:\/\/botland.cz\/startovaci-sady-pro-arduino\/23721-forbot-sada-arduino-urovne-2-5904422384296.html\"><strong>Kliknut\u00edm sem p\u0159ejdete do obchodu &gt;&gt;<\/strong><\/a><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-33cb935 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"33cb935\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-08ffd45\" data-id=\"08ffd45\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0df0005 elementor-widget elementor-widget-text-editor\" data-id=\"0df0005\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>V <span style=\"text-decoration: underline;\">prvn\u00ed f\u00e1zi kurzu Arduino<\/span> jsme generovali zvuky pomoc\u00ed bzu\u010d\u00e1ku, kter\u00fd m\u011bl <strong>zabudovan\u00fd gener\u00e1tor<\/strong>. Tato sou\u010d\u00e1stka fungovala velmi jednodu\u0161e: kdy\u017e byla nap\u00e1jena, vyd\u00e1vala nep\u0159etr\u017eit\u00fd t\u00f3n, nebo sp\u00ed\u0161e hlasit\u00e9 p\u00edp\u00e1n\u00ed. D\u016fvodem byla instalace gener\u00e1toru, kter\u00fd zp\u016fsobuje rychl\u00e9 vibrace sou\u010d\u00e1stky vyd\u00e1vaj\u00edc\u00ed zvuk.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6f74c72 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6f74c72\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4949190\" data-id=\"4949190\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8af4ffa elementor-widget elementor-widget-wp-widget-media_audio\" data-id=\"8af4ffa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"wp-widget-media_audio.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h5>P\u0159\u00edklad bzu\u010d\u00e1ku s gener\u00e1torem &#8211; softwarov\u011b \u0159\u00edzen\u00e9 zap\u00edn\u00e1n\u00ed a vyp\u00edn\u00e1n\u00ed.<\/h5><audio class=\"wp-audio-shortcode\" id=\"audio-5852-1\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_generator_1.mp3?_=1\" \/><source type=\"audio\/mpeg\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_generator_1.mp3?_=1\" \/><a href=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_generator_1.mp3\">https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_generator_1.mp3<\/a><\/audio>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-86b6d57 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"86b6d57\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-20fe044\" data-id=\"20fe044\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c9585b5 elementor-widget elementor-widget-text-editor\" data-id=\"c9585b5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Nyn\u00ed se pod\u00edv\u00e1me na <strong>bzu\u010d\u00e1k bez gener\u00e1toru<\/strong>. Ji\u017e n\u00e1zev t\u00e9to komponenty \u0159\u00edk\u00e1 mnoh\u00e9. Tentokr\u00e1t, abychom n\u011bco sly\u0161eli, mus\u00edme sami poskytnout odpov\u00eddaj\u00edc\u00ed sign\u00e1l. Jak jste si ji\u017e pravd\u011bpodobn\u011b domysleli, zm\u011bna tohoto sign\u00e1lu (zejm\u00e9na frekvence) ovlivn\u00ed zvuk.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-39fc056 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"39fc056\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b13d088\" data-id=\"b13d088\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b17b918 elementor-widget elementor-widget-image\" data-id=\"b17b918\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora-300x200.jpg\" class=\"attachment-medium size-medium wp-image-4306\" alt=\"\" srcset=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora-300x200.jpg 300w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora-1024x683.jpg 1024w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora-768x512.jpg 768w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora.jpg 1500w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Bzu\u010d\u00e1k bez gener\u00e1toru ze sady.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1386f40 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1386f40\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6a488c2\" data-id=\"6a488c2\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a17d670 elementor-widget elementor-widget-text-editor\" data-id=\"a17d670\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Bzu\u010d\u00e1k na v\u00fd\u0161e uveden\u00e9 fotografii se neli\u0161\u00ed od bzu\u010d\u00e1ku s gener\u00e1torem. Snadno najdete dva stejn\u011b vypadaj\u00edc\u00ed bzu\u010d\u00e1ky, kter\u00e9 se li\u0161\u00ed sv\u00fdm vnit\u0159n\u00edm uspo\u0159\u00e1d\u00e1n\u00edm.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2ef7e2bc custom-alert-box elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2ef7e2bc\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1bd08dd1\" data-id=\"1bd08dd1\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-7fe74980 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7fe74980\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-5827c755 blue-box-bestellen-ein-set\" data-id=\"5827c755\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-79c13d9c elementor-widget elementor-widget-text-editor\" data-id=\"79c13d9c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\">Ve v\u011bt\u0161in\u011b p\u0159\u00edpad\u016f se bzu\u010d\u00e1k s gener\u00e1torem neli\u0161\u00ed<br \/>od bzu\u010d\u00e1ku bez gener\u00e1toru.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9b7153d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9b7153d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-115e84c\" data-id=\"115e84c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6af9e55 elementor-widget elementor-widget-text-editor\" data-id=\"6af9e55\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Nejjednodu\u0161\u0161\u00ed zp\u016fsob, jak zjistit, zda je komponenta vybavena gener\u00e1torem, je nahl\u00e9dnout do jej\u00ed dokumentace. Pokud je nem\u00e1me, m\u016f\u017eeme je p\u0159ipojit na n\u00edzk\u00e9 nap\u011bt\u00ed (3-5 V). V p\u0159\u00edpad\u011b vestav\u011bn\u00e9ho gener\u00e1toru sly\u0161\u00edme nep\u0159etr\u017eit\u00e9 p\u00edp\u00e1n\u00ed, jinak se prakticky nic ned\u011bje.<\/p>\n<p>Velkou v\u00fdhodou bzu\u010d\u00e1k\u016f bez gener\u00e1toru je, \u017ee je lze provozovat v \u0161irok\u00e9m rozsahu nap\u011bt\u00ed. V p\u0159\u00edpad\u011b tohoto modelu jej lze pou\u017e\u00edt v obvodech s nap\u011bt\u00edm 1 a\u017e 40 V.<\/p>\n<p><strong>Je \u010das p\u0159ej\u00edt k praktick\u00fdm cvi\u010den\u00edm!<\/strong><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-766c5db1 custom-fertige-sets-section elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"766c5db1\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-287ffe44\" data-id=\"287ffe44\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-78a0c99f custom-heading-section elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"78a0c99f\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-1a8dc9ad\" data-id=\"1a8dc9ad\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3110978e elementor-widget elementor-widget-heading\" data-id=\"3110978e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h5 class=\"elementor-heading-title elementor-size-default\">Hotov\u00e9 sady pro kurzy Forbot<\/h5>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7fe77238 elementor-widget elementor-widget-text-editor\" data-id=\"7fe77238\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<i class=\"fas fa-solid fa-star fa-sm\" style=\"color: #ffffff;\"><\/i> Sada prvk\u016f &nbsp; <i class=\"fas fa-solid fa-comments fa-sm\" style=\"color: #ffffff;\"><\/i> Zaru\u010den\u00e1 podpora \n &nbsp; <i class=\"fas fa-solid fa-truck fa-flip-horizontal fa-sm\" style=\"color: #ffffff;\"><\/i> Odesl\u00e1n\u00ed do 24 hodin\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-6dc00d46 custom-paragraph-section elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6dc00d46\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-1cdb3e63\" data-id=\"1cdb3e63\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1325783 elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"1325783\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/botland.cz\/startovaci-sady-pro-arduino\/23719-forbot-sada-arduino-5904422384302.html\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/zestaw_arduino_2-2-300x300.jpg\" class=\"attachment-medium size-medium wp-image-4309\" alt=\"\" srcset=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/zestaw_arduino_2-2-300x300.jpg 300w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/zestaw_arduino_2-2-150x150.jpg 150w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/zestaw_arduino_2-2.jpg 600w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-3a0db9a0 custom-fertige-sets-right-col\" data-id=\"3a0db9a0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d6332bd elementor-widget elementor-widget-text-editor\" data-id=\"d6332bd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Komponenty pro cvi\u010den\u00ed z <strong>kurzu Arduino (\u00farove\u0148 2)<\/strong> jsou k dispozici jako hotov\u00e9 sady! Pat\u0159\u00ed sem programovateln\u00e9 diody, analogov\u00e9 a digit\u00e1ln\u00ed teplom\u011bry, 7-segmentov\u00e9 displeje a senzor pohybu (PIR).<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5da0211f elementor-align-center custom-fertige-sets-btn elementor-widget elementor-widget-button\" data-id=\"5da0211f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/botland.cz\/startovaci-sady-pro-arduino\/23721-forbot-sada-arduino-urovne-2-5904422384296.html\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Objednejte si na Botland.cz &gt;&gt;<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-473160b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"473160b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c819785\" data-id=\"c819785\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-81780b3 elementor-widget elementor-widget-heading\" data-id=\"81780b3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">P\u0159ipojen\u00ed bzu\u010d\u00e1ku bez gener\u00e1toru k Arduino<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6c24cc7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6c24cc7\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-aa2f3b6\" data-id=\"aa2f3b6\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0d15a0c elementor-widget elementor-widget-text-editor\" data-id=\"0d15a0c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Za\u010dneme nejjednodu\u0161\u0161\u00edm p\u0159ipojen\u00edm, a to p\u0159\u00edmo na piny na\u0161eho regul\u00e1toru. To je mo\u017en\u00e9, proto\u017ee <strong>bzu\u010d\u00e1k odeb\u00edr\u00e1 velmi mal\u00fd proud<\/strong> a nepo\u0161kozuje v\u00fdstup mikrokontrol\u00e9ru.<\/p>\n<p>Jak bylo ozn\u00e1meno, p\u0159ipojujeme se:<\/p>\n<ul>\n<li>prvn\u00ed \u0159\u00e1dek bzu\u010d\u00e1ku s GND,<\/li>\n<li>druh\u00fd s v\u00fdstupem Arduino, nap\u0159. A5.<\/li>\n<\/ul>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1218575f custom-alert-box elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1218575f\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-68748854\" data-id=\"68748854\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-3722df70 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3722df70\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-def469f blue-box-bestellen-ein-set\" data-id=\"def469f\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-648479fb elementor-widget elementor-widget-text-editor\" data-id=\"648479fb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\">Bzu\u010d\u00e1k bez gener\u00e1toru nen\u00ed pol\u00e1rn\u00ed sou\u010d\u00e1stkou (m\u016f\u017eeme jej voln\u011b p\u0159ipojit). Z principu a pro sv\u016fj klid v\u0161ak doporu\u010duji dr\u017eet se uzn\u00e1van\u00fdch norem a p\u0159ipojit <strong>\u010dern\u00fd<\/strong> kabel k <strong>zemi<\/strong>.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2d2e015 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2d2e015\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6a63432\" data-id=\"6a63432\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c4e564d elementor-widget elementor-widget-text-editor\" data-id=\"c4e564d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Zapojen\u00ed obvodu pro test:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1055462 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1055462\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ceabd83\" data-id=\"ceabd83\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5ad2278 elementor-widget elementor-widget-image\" data-id=\"5ad2278\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"427\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_podlaczenie-768x427.jpg\" class=\"attachment-medium_large size-medium_large wp-image-4312\" alt=\"\" srcset=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_podlaczenie-768x427.jpg 768w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_podlaczenie-300x167.jpg 300w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_podlaczenie-1024x569.jpg 1024w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_podlaczenie.jpg 1500w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">P\u0159\u00edm\u00e9 p\u0159ipojen\u00ed bzu\u010d\u00e1ku k Arduino.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1492e18 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1492e18\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d0b6ab4\" data-id=\"d0b6ab4\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f3eccb7 elementor-widget elementor-widget-heading\" data-id=\"f3eccb7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Prvn\u00ed test bzu\u010d\u00e1ku bez gener\u00e1toru<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3ec2397 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3ec2397\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e84074b\" data-id=\"e84074b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-caaf298 elementor-widget elementor-widget-text-editor\" data-id=\"caaf298\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Nejprve si ov\u011b\u0159\u00edme, co se stane, kdy\u017e pou\u017eijeme bzu\u010d\u00e1k tak, jak ho zn\u00e1me z p\u0159edchoz\u00edch cvi\u010den\u00ed, tj. jako by m\u011bl gener\u00e1tor. Za t\u00edmto \u00fa\u010delem jednodu\u0161e zm\u011bn\u00edme stav v\u00fdstupu:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-638d289 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"638d289\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8823da4\" data-id=\"8823da4\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-15553eb elementor-widget elementor-widget-code-highlight\" data-id=\"15553eb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard word-wrap\">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-cpp line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-cpp\">\n\t\t\t\t\t<xmp>void setup() {\r\n  pinMode(A5, OUTPUT); \/\/Konfigurace A5 jako v\u00fdstupu  \r\n}\r\n\r\nvoid loop() {\r\n  digitalWrite(A5, LOW); \/\/Cyklick\u00e1 zm\u011bna stavu v\u00fdstupu\r\n  delay(1000);\r\n  digitalWrite(A5, HIGH);\r\n  delay(1000);\r\n}<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b8f71c5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b8f71c5\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0de647e\" data-id=\"0de647e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7709be9 elementor-widget elementor-widget-text-editor\" data-id=\"7709be9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Kdy\u017e pou\u017eijeme bzu\u010d\u00e1k s gener\u00e1torem, usly\u0161\u00edme hlasit\u00e9 p\u00edp\u00e1n\u00ed s dobou trv\u00e1n\u00ed jedn\u00e9 sekundy. Tentokr\u00e1t je v\u0161ak sly\u0161et pouze tich\u00e9 &#8222;p\u00edpnut\u00ed&#8220;. Nav\u00edc nevydr\u017e\u00ed ani vte\u0159inu. T\u00f3n je kr\u00e1tk\u00fd a zazn\u00ed pouze p\u0159i <strong>zm\u011bn\u011b stavu p\u0159ipojen\u00ed<\/strong>.<\/p>\n<p>D\u016fvodem je deformace desky uvnit\u0159 bzu\u010d\u00e1ku p\u0159i zm\u011bn\u011b nap\u00e1jec\u00edho nap\u011bt\u00ed. Zvuk vznik\u00e1 vibracemi t\u00e9to \u010d\u00e1sti.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0f38da8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0f38da8\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1ef4a8c\" data-id=\"1ef4a8c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4d5eb91 elementor-widget elementor-widget-image\" data-id=\"4d5eb91\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"138\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_1.gif\" class=\"attachment-large size-large wp-image-4326\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Generov\u00e1n\u00ed zvuku deformac\u00ed.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-91bf531 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"91bf531\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-24d2df9\" data-id=\"24d2df9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c30ecad elementor-widget elementor-widget-code-highlight\" data-id=\"c30ecad\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard word-wrap\">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-cpp line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-cpp\">\n\t\t\t\t\t<xmp>void setup() {\r\n  pinMode(A5, OUTPUT); \/\/Konfigurace A5 jako v\u00fdstup \r\n}\r\n\r\nvoid loop() {\r\n  digitalWrite(A5, LOW); \/\/Cyklick\u00e1 zm\u011bna stavu v\u00fdstupu\r\n  delay(100);\r\n  digitalWrite(A5, HIGH);\r\n  delay(100);\r\n}<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0ddcc61 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0ddcc61\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6a6c354\" data-id=\"6a6c354\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-36738d5 elementor-widget elementor-widget-text-editor\" data-id=\"36738d5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Jak obvod funguje v praxi:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e14d307 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e14d307\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c91f0ca\" data-id=\"c91f0ca\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3ef68fb elementor-widget elementor-widget-wp-widget-media_audio\" data-id=\"3ef68fb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"wp-widget-media_audio.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<audio class=\"wp-audio-shortcode\" id=\"audio-5852-2\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_1.mp3?_=2\" \/><source type=\"audio\/mpeg\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_1.mp3?_=2\" \/><a href=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_1.mp3\">https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_1.mp3<\/a><\/audio>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-50845aa elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"50845aa\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f8ae71b\" data-id=\"f8ae71b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8361598 elementor-widget elementor-widget-text-editor\" data-id=\"8361598\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Podle o\u010dek\u00e1v\u00e1n\u00ed <strong>se nyn\u00ed zvuk oz\u00fdv\u00e1 \u010dast\u011bji<\/strong>. Proto m\u016f\u017eeme tempo zm\u011bn je\u0161t\u011b zv\u00fd\u0161it:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6e3e92a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6e3e92a\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5bd6576\" data-id=\"5bd6576\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b8a8a9e elementor-widget elementor-widget-code-highlight\" data-id=\"b8a8a9e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard word-wrap\">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-cpp line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-cpp\">\n\t\t\t\t\t<xmp>void setup() {\r\n  pinMode(A5, OUTPUT); \/\/Konfigurace A5 jako v\u00fdstupu  \r\n}\r\n\r\nvoid loop() {\r\n  digitalWrite(A5, LOW); \/\/Cyklick\u00e1 zm\u011bna stavu v\u00fdstupu\r\n  delay(10);\r\n  digitalWrite(A5, HIGH);\r\n  delay(10);\r\n}<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b258a70 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b258a70\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-66f2e77\" data-id=\"66f2e77\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-09cecfd elementor-widget elementor-widget-text-editor\" data-id=\"09cecfd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Jak syst\u00e9m funguje v praxi:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-51988cc elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"51988cc\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a530f20\" data-id=\"a530f20\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7d2a351 elementor-widget elementor-widget-wp-widget-media_audio\" data-id=\"7d2a351\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"wp-widget-media_audio.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<audio class=\"wp-audio-shortcode\" id=\"audio-5852-3\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_2.mp3?_=3\" \/><source type=\"audio\/mpeg\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_2.mp3?_=3\" \/><a href=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_2.mp3\">https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_2.mp3<\/a><\/audio>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-23c2650 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"23c2650\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-fb0e755\" data-id=\"fb0e755\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-48a3ffa elementor-widget elementor-widget-text-editor\" data-id=\"48a3ffa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Tentokr\u00e1t se d\u011bje n\u011bco zvl\u00e1\u0161tn\u00edho &#8211; u\u017e z\u0159eteln\u011b sly\u0161\u00edme jin\u00fd zvuk. Pokud p\u016fjdete je\u0161t\u011b o krok d\u00e1l, m\u016f\u017eete program otestovat nap\u0159\u00edklad se zpo\u017ed\u011bn\u00edm 1 ms. <strong>Nech\u00e1v\u00e1m to v\u0161ak na t\u011bch, kte\u0159\u00ed si to p\u0159ej\u00ed.<\/strong><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5a57125d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5a57125d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6a5ff332\" data-id=\"6a5ff332\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1b6a2def elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"1b6a2def\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-bba963d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bba963d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-67503a4\" data-id=\"67503a4\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e2b16a7 elementor-widget elementor-widget-text-editor\" data-id=\"e2b16a7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Generov\u00e1n\u00ed zvuku pomoc\u00ed funkce zpo\u017ed\u011bn\u00ed samoz\u0159ejm\u011b nen\u00ed pohodln\u00e9. Mus\u00edte m\u00edt na pam\u011bti, \u017ee <strong>zpo\u017ed\u011bn\u00ed zastav\u00ed cel\u00fd program<\/strong>. Arduino proto nemohlo d\u011blat prakticky nic jin\u00e9ho.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6d1314c8 custom-alert-box elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6d1314c8\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-18cf2b8b\" data-id=\"18cf2b8b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-1950b2f1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1950b2f1\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-37512908 blue-box-bestellen-ein-set\" data-id=\"37512908\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-786cf2c4 elementor-widget elementor-widget-text-editor\" data-id=\"786cf2c4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\">Mnohem lep\u0161\u00ed je pou\u017e\u00edt hotovou funkci, kter\u00e1 vyu\u017e\u00edv\u00e1 speci\u00e1ln\u00ed obvody zabudovan\u00e9 v mikrokontrol\u00e9ru (zejm\u00e9na \u010dasova\u010de\/po\u010d\u00edta\u010de).<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-75a6bd3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"75a6bd3\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-255eaf3\" data-id=\"255eaf3\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3acb2ce elementor-widget elementor-widget-heading\" data-id=\"3acb2ce\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Funkce tone<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5816b5d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5816b5d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-500e84e\" data-id=\"500e84e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4cf638d elementor-widget elementor-widget-text-editor\" data-id=\"4cf638d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Jako pom\u016fcka slou\u017e\u00ed velmi jednoduch\u00e1 funkce <strong>tone()<\/strong>, kter\u00e1 vy\u017eaduje 3 argumenty:<\/p>\n<ol>\n<li><strong>pin<\/strong>, na kter\u00e9m m\u00e1 b\u00fdt sign\u00e1l generov\u00e1n,<\/li>\n<li><strong>frekvence<\/strong> tohoto sign\u00e1lu,<\/li>\n<li>Doba trv\u00e1n\u00ed &#8211; tento parametr nen\u00ed povinn\u00fd.<\/li>\n<\/ol>\n<p>V praxi se tato funkce pou\u017e\u00edv\u00e1 takto:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-aeae712 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"aeae712\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0b5733d\" data-id=\"0b5733d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e9e1053 elementor-widget elementor-widget-code-highlight\" data-id=\"e9e1053\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard word-wrap\">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-cpp line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-cpp\">\n\t\t\t\t\t<xmp>tone(A5, 1000, 2000); \/\/Generuj sign\u00e1l o frekvenci 1000 Hz na v\u00fdvodu A5, kter\u00fd trv\u00e1 2000 ms.<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6c37800 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6c37800\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-28714bd\" data-id=\"28714bd\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f4f0cfd elementor-widget elementor-widget-text-editor\" data-id=\"f4f0cfd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Nebo ve zkr\u00e1cen\u00e9 verzi:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-08b33b9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"08b33b9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-27d9abb\" data-id=\"27d9abb\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-26cb5f5 elementor-widget elementor-widget-code-highlight\" data-id=\"26cb5f5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard word-wrap\">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-cpp line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-cpp\">\n\t\t\t\t\t<xmp>tone(A5, 1000); \/\/Generuj 1000Hz sign\u00e1l na v\u00fdvodu A5<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2c3cd56 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2c3cd56\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-89c867d\" data-id=\"89c867d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-75e1e62 elementor-widget elementor-widget-text-editor\" data-id=\"75e1e62\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Prozat\u00edm budeme pou\u017e\u00edvat pouze tuto formu (tj. dva parametry).<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-bf60b64 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bf60b64\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-bbb48ce\" data-id=\"bbb48ce\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-dc9104a elementor-widget elementor-widget-heading\" data-id=\"dc9104a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Funkce tone v praxi<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1b38ace elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1b38ace\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-036f8f2\" data-id=\"036f8f2\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-cdb42c9 elementor-widget elementor-widget-text-editor\" data-id=\"cdb42c9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Je \u010das vyzkou\u0161et, zda s novou funkc\u00ed skute\u010dn\u011b dok\u00e1\u017eeme vydat zvuk:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e98632b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e98632b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f3a006d\" data-id=\"f3a006d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a56fc36 elementor-widget elementor-widget-code-highlight\" data-id=\"a56fc36\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard word-wrap\">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-cpp line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-cpp\">\n\t\t\t\t\t<xmp>void setup() {\r\n  pinMode(A5, OUTPUT); \/\/Konfigurace A5 jako v\u00fdstupu\r\n  tone(A5, 1000); \/\/Generuj 1000Hz sign\u00e1l na v\u00fdvodu A5 \r\n}\r\n\r\nvoid loop() {\r\n\r\n}<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-009570a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"009570a\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ba9a7a8\" data-id=\"ba9a7a8\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b43492a elementor-widget elementor-widget-text-editor\" data-id=\"b43492a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Jak obvod funguje v praxi:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d6475f6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d6475f6\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-359f681\" data-id=\"359f681\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6078062 elementor-widget elementor-widget-wp-widget-media_audio\" data-id=\"6078062\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"wp-widget-media_audio.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<audio class=\"wp-audio-shortcode\" id=\"audio-5852-4\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_3v2.mp3?_=4\" \/><source type=\"audio\/mpeg\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_3v2.mp3?_=4\" \/><a href=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_3v2.mp3\">https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_3v2.mp3<\/a><\/audio>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1209556 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1209556\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a665208\" data-id=\"a665208\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c7ff2fc elementor-widget elementor-widget-text-editor\" data-id=\"c7ff2fc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Je t\u0159eba si uv\u011bdomit, \u017ee funkce <strong>tone()<\/strong> spou\u0161t\u00ed generov\u00e1n\u00ed sign\u00e1lu na ur\u010dit\u00e9m pinu a \u017ee tento sign\u00e1l je tam v\u017edy generov\u00e1n ve v\u00fdchoz\u00edm nastaven\u00ed! Proto je ve v\u00fd\u0161e uveden\u00e9m programu v\u017edy sly\u0161et t\u00f3n, i kdy\u017e je funkce <strong>tone()<\/strong> vol\u00e1na v sekci <strong>setup()<\/strong>. To m\u00e1 v\u0161ak jednu nev\u00fdhodu:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1ed0e239 custom-alert-box elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1ed0e239\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-39bd0eae\" data-id=\"39bd0eae\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-3c6a17c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3c6a17c\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-7b404067 blue-box-bestellen-ein-set\" data-id=\"7b404067\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-32818b02 elementor-widget elementor-widget-text-editor\" data-id=\"32818b02\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\">Funkce tone() vyu\u017e\u00edv\u00e1 \u010d\u00edta\u010d (\u010dasova\u010d) zabudovan\u00fd v Arduino ke generov\u00e1n\u00ed t\u00f3nu, <strong>kter\u00fd je tak\u00e9 zodpov\u011bdn\u00fd za generov\u00e1n\u00ed sign\u00e1lu PWM<\/strong>. Pou\u017eit\u00ed t\u00e9to funkce proto ovliv\u0148uje tak\u00e9 schopnost generovat PWM na v\u00fdstupech 3 a 11.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-08475f7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"08475f7\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d6c9461\" data-id=\"d6c9461\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-74274b0 elementor-widget elementor-widget-text-editor\" data-id=\"74274b0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Chcete-li zastavit generov\u00e1n\u00ed sign\u00e1lu po jeho spu\u0161t\u011bn\u00ed, pou\u017eijte druhou funkci:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-bcddf1d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bcddf1d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0f3d678\" data-id=\"0f3d678\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9fce006 elementor-widget elementor-widget-code-highlight\" data-id=\"9fce006\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard word-wrap\">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-cpp line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-cpp\">\n\t\t\t\t\t<xmp>noTone(A5); \/\/Vypni generov\u00e1n\u00ed sign\u00e1lu na pinu A5<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2cb0827 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2cb0827\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-dd54776\" data-id=\"dd54776\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-54f5323 elementor-widget elementor-widget-text-editor\" data-id=\"54f5323\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Jednoduch\u00e9 p\u00edpnut\u00ed lze tedy realizovat takto:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a757e8c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a757e8c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-cfdac67\" data-id=\"cfdac67\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-decd064 elementor-widget elementor-widget-code-highlight\" data-id=\"decd064\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard word-wrap\">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-cpp line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-cpp\">\n\t\t\t\t\t<xmp>void setup() {\r\n  pinMode(A5, OUTPUT); \/\/Konfigurace A5 jako v\u00fdstupu\r\n}\r\n\r\nvoid loop() {\r\n  tone(A5, 1000); \/\/Generuj 1000Hz sign\u00e1l na v\u00fdvodu A5 \r\n  delay(1000);  \r\n  noTone(A5); \/\/Vypni generov\u00e1n\u00ed sign\u00e1lu\r\n  delay(1000);\r\n}<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2108f0d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2108f0d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-58db3c0\" data-id=\"58db3c0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0101a89 elementor-widget elementor-widget-text-editor\" data-id=\"0101a89\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Fungov\u00e1n\u00ed kodexu v praxi:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-078a9e2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"078a9e2\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2585164\" data-id=\"2585164\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-13162ba elementor-widget elementor-widget-wp-widget-media_audio\" data-id=\"13162ba\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"wp-widget-media_audio.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<audio class=\"wp-audio-shortcode\" id=\"audio-5852-5\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_4.mp3?_=5\" \/><source type=\"audio\/mpeg\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_4.mp3?_=5\" \/><a href=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_4.mp3\">https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_4.mp3<\/a><\/audio>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-98d8c5d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"98d8c5d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-36665bd\" data-id=\"36665bd\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9434cc5 elementor-widget elementor-widget-text-editor\" data-id=\"9434cc5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Funguje to! Nen\u00ed v\u0161ak p\u0159\u00edli\u0161 hlasit\u00fd a celkov\u011b nem\u00e1 oproti bzu\u010d\u00e1ku s gener\u00e1torem \u017e\u00e1dn\u00e9 rozpoznateln\u00e9 v\u00fdhody. <strong>Za chv\u00edli bude v\u0161e jasn\u011bj\u0161\u00ed!<\/strong><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5eae728 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5eae728\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-77b44f7\" data-id=\"77b44f7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-54a71b2 elementor-widget elementor-widget-heading\" data-id=\"54a71b2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Hled\u00e1n\u00ed nejhlasit\u011bj\u0161\u00ed frekvence<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b85ca2b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b85ca2b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9ecd14e\" data-id=\"9ecd14e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e887547 elementor-widget elementor-widget-text-editor\" data-id=\"e887547\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Ka\u017ed\u00fd bzu\u010d\u00e1k za\u010dne vyd\u00e1vat hlasit\u00fd zvuk p\u0159i ur\u010dit\u00e9 charakteristick\u00e9 frekvenci. Konkr\u00e9tn\u011b se jedn\u00e1 o <strong>rezonan\u010dn\u00ed frekvenci<\/strong>. M\u016f\u017eete si je vyhledat v dokumentaci, ale zat\u00edm v\u00e1m doporu\u010duji experiment\u00e1ln\u00ed p\u0159\u00edstup.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7dc3c974 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7dc3c974\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2d9f63c0\" data-id=\"2d9f63c0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-20dbaa5a elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"20dbaa5a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0e82c1d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0e82c1d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e0c3d34\" data-id=\"e0c3d34\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a53590f elementor-widget elementor-widget-text-editor\" data-id=\"a53590f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Ve v\u00fd\u0161e uveden\u00fdch p\u0159\u00edkladech jsme vygenerovali sign\u00e1l o frekvenci 1000 Hz, tj. 1 kHz. <strong>Odkud tato hodnota poch\u00e1z\u00ed?<\/strong> Dobr\u00e1 ot\u00e1zka &#8211; pr\u00e1v\u011b jsem ji z ni\u010deho nic zadal a na\u0161el hodnotu, kter\u00e1 vyd\u00e1v\u00e1 zvuk. Pou\u017eijme v\u0161ak smy\u010dku for ke kontrole v\u011bt\u0161\u00edho rozsahu:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-58a4718 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"58a4718\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-faccfa0\" data-id=\"faccfa0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-08bf4e8 elementor-widget elementor-widget-code-highlight\" data-id=\"08bf4e8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard word-wrap\">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-cpp line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-cpp\">\n\t\t\t\t\t<xmp>void setup() {\r\n  pinMode(A5, OUTPUT); \/\/Konfigurace A5 jako v\u00fdstupu\r\n}\r\n\r\nvoid loop() {\r\n  int frekvence = 0;\r\n  for (frekvence = 31; frekvence < 65535; frekvence++) { \r\n    tone(A5, frekvence); \/\/Generuj 1000Hz sign\u00e1l na v\u00fdvodu A5 \r\n  }\r\n}<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-758e9b5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"758e9b5\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a8f0932\" data-id=\"a8f0932\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1396c7a elementor-widget elementor-widget-text-editor\" data-id=\"1396c7a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pro\u010d se smy\u010dka for prov\u00e1d\u00ed s frekvenc\u00ed 31 Hz a\u017e 65535 Hz? Jedn\u00e1 se o omezen\u00ed funkce <strong>tone()<\/strong>, kter\u00e1 m\u016f\u017ee na Arduino UNO generovat sign\u00e1ly s frekvencemi, kter\u00e9 se v tomto rozsahu m\u00eds\u00ed (d\u016fvody v t\u00e9to f\u00e1zi kurzu nebudeme rozeb\u00edrat).<\/p>\n<p>Jak v\u00fd\u0161e uveden\u00fd program funguje v praxi:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-96fc2e9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"96fc2e9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-540db5f\" data-id=\"540db5f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-407b2f3 elementor-widget elementor-widget-wp-widget-media_audio\" data-id=\"407b2f3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"wp-widget-media_audio.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<audio class=\"wp-audio-shortcode\" id=\"audio-5852-6\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_6.mp3?_=6\" \/><source type=\"audio\/mpeg\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_6.mp3?_=6\" \/><a href=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_6.mp3\">https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_6.mp3<\/a><\/audio>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-264b88c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"264b88c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-82f3a30\" data-id=\"82f3a30\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d5fbda3 elementor-widget elementor-widget-text-editor\" data-id=\"d5fbda3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Po spu\u0161t\u011bn\u00ed programu <strong>se ozve sk\u0159\u00edpot<\/strong> a pak r\u016fzn\u00e9 podivn\u00e9 zvuky. Po n\u011bkolika sekund\u00e1ch se smy\u010dka znovu spust\u00ed a ozve se dal\u0161\u00ed kr\u00e1tk\u00e9 zask\u0159\u00edp\u011bn\u00ed. Zm\u011bnou rozsahu, kter\u00fdm smy\u010dka proch\u00e1z\u00ed, <strong>se m\u016f\u017eete pokusit naj\u00edt nejhlasit\u011bj\u0161\u00ed frekvenci<\/strong>.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-24ccee1d custom-alert-box elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"24ccee1d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-357019f6\" data-id=\"357019f6\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-649562a5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"649562a5\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-6052573b blue-box-bestellen-ein-set\" data-id=\"6052573b\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-655db1f elementor-widget elementor-widget-text-editor\" data-id=\"655db1f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\">Je to dobr\u00e9 cvi\u010den\u00ed, abyste si zapamatovali, jak bzu\u010d\u00e1k funguje!<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f8e6068 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f8e6068\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a1c6ab0\" data-id=\"a1c6ab0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-672a6c8 elementor-widget elementor-widget-text-editor\" data-id=\"672a6c8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pokud m\u00e1te mo\u017enost, m\u016f\u017eete se pod\u00edvat na katalogov\u00fd list a zjistit rezonan\u010dn\u00ed frekvenci. V p\u0159\u00edpad\u011b na\u0161eho bzu\u010d\u00e1ku je to: 4000 Hz \u00b1 500 Hz. Tak\u017ee bychom m\u011bli o\u010dek\u00e1vat, \u017ee bude nejhlasit\u011bj\u0161\u00ed v rozmez\u00ed 3500-4500 Hz.<\/p>\n<p>Ov\u011b\u0159\u00edme to pomoc\u00ed jednoduch\u00e9ho programu:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-87daf6c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"87daf6c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-75020f2\" data-id=\"75020f2\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-01f10f5 elementor-widget elementor-widget-code-highlight\" data-id=\"01f10f5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard word-wrap\">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-cpp line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-cpp\">\n\t\t\t\t\t<xmp>void setup() {\r\n  pinMode(A5, OUTPUT); \/\/Konfigurace A5 jako v\u00fdstupu\r\n}\r\n\r\nvoid loop() {\r\n  tone(A5, 4000); \/\/Generuj sign\u00e1l 4000 Hz na v\u00fdvodu A5 \r\n  delay(100);  \r\n  noTone(A5);\r\n  delay(100);\r\n}<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8fe3e0c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8fe3e0c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c29ac1b\" data-id=\"c29ac1b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ced1ffd elementor-widget elementor-widget-text-editor\" data-id=\"ced1ffd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Nyn\u00ed se oz\u00fdv\u00e1 mnohem hlasit\u011bji:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-961f377 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"961f377\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5204c81\" data-id=\"5204c81\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e5de526 elementor-widget elementor-widget-wp-widget-media_audio\" data-id=\"e5de526\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"wp-widget-media_audio.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<audio class=\"wp-audio-shortcode\" id=\"audio-5852-7\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_7.mp3?_=7\" \/><source type=\"audio\/mpeg\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_7.mp3?_=7\" \/><a href=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_7.mp3\">https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_7.mp3<\/a><\/audio>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0ca28a9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0ca28a9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a15e575\" data-id=\"a15e575\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0623788 elementor-widget elementor-widget-heading\" data-id=\"0623788\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Hlasit\u00e1 popla\u0161n\u00e1 sir\u00e9na<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-301381a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"301381a\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5026dac\" data-id=\"5026dac\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-046e07b elementor-widget elementor-widget-text-editor\" data-id=\"046e07b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>V\u00fd\u0161e uveden\u00fd program lze pou\u017e\u00edt k vytvo\u0159en\u00ed p\u0159eru\u0161ovan\u00e9ho, rovnom\u011brn\u00e9ho t\u00f3nu. Jak uk\u00e1zal test se smy\u010dkou for, lze s takov\u00fdm bzu\u010d\u00e1kem generovat i jin\u00e9 zvuky &#8211; <strong>z\u00e1le\u017e\u00ed jen na zvolen\u00e9 frekvenci<\/strong>. M\u016f\u017eeme tedy vygenerovat jednoduchou popla\u0161nou sir\u00e9nu:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4499f99 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4499f99\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-27ffb8c\" data-id=\"27ffb8c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3a6bc77 elementor-widget elementor-widget-code-highlight\" data-id=\"3a6bc77\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard word-wrap\">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-cpp line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-cpp\">\n\t\t\t\t\t<xmp>void setup() {\r\n  pinMode(A5, OUTPUT); \/\/Konfigurace A5 jako v\u00fdstupu\r\n}\r\n\r\nvoid loop() {\r\n  tone(A5, 4300); \/\/Generuj 4300Hz sign\u00e1l na v\u00fdvodu A5 \r\n  delay(150);  \r\n  tone(A5, 3500); \/\/Generuj sign\u00e1l 3500 Hz na v\u00fdvodu A5 \r\n  delay(150);\r\n}<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2e1a4b9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2e1a4b9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-de7d430\" data-id=\"de7d430\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7315ca6 elementor-widget elementor-widget-text-editor\" data-id=\"7315ca6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Jak program funguje v praxi:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7480f2c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7480f2c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-cc507bb\" data-id=\"cc507bb\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-85484fc elementor-widget elementor-widget-wp-widget-media_audio\" data-id=\"85484fc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"wp-widget-media_audio.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<audio class=\"wp-audio-shortcode\" id=\"audio-5852-8\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_8.mp3?_=8\" \/><source type=\"audio\/mpeg\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_8.mp3?_=8\" \/><a href=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_8.mp3\">https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_8.mp3<\/a><\/audio>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8fda44e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8fda44e\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3d4bf2a\" data-id=\"3d4bf2a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-16060d3 elementor-widget elementor-widget-text-editor\" data-id=\"16060d3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>\u010casy a frekvence jsem zvolil experiment\u00e1ln\u011b. <strong>Bohu\u017eel m\u00e9 hudebn\u00ed schopnosti u takov\u00fdchto test\u016f naslepo kon\u010d\u00ed<\/strong>. V\u011b\u0159\u00edm v\u0161ak, \u017ee n\u011bkte\u0159\u00ed z v\u00e1s maj\u00ed v\u011bt\u0161\u00ed talent a dok\u00e1\u017e\u00ed vykouzlit mnohem zaj\u00edmav\u011bj\u0161\u00ed zvuky.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4a6c05c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4a6c05c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3b871d8\" data-id=\"3b871d8\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-296d679 elementor-widget elementor-widget-heading\" data-id=\"296d679\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Pro pokro\u010dil\u00e9 u\u017eivatele - vytv\u00e1\u0159en\u00ed melodi\u00ed<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-89ab7b6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"89ab7b6\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-eca9072\" data-id=\"eca9072\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2c92198 elementor-widget elementor-widget-text-editor\" data-id=\"2c92198\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pokud se ocitnete ve sv\u011bt\u011b hudby, m\u016f\u017eete vytv\u00e1\u0159et r\u016fzn\u00e9 melodie. Bohu\u017eel je to \u00fapln\u011b mimo m\u016fj sv\u011bt. Na\u0161t\u011bst\u00ed se jedn\u00e1 o kurz programov\u00e1n\u00ed (a ne o hudebn\u00ed kurz). Pokud chcete opravdu ud\u011blat v\u00edc, doporu\u010duji se pod\u00edvat:<\/p>\n<p style=\"text-align: center;\"><em>Soubory &gt; P\u0159\u00edklady &gt; Digit\u00e1ln\u00ed &gt; toneMelody<\/em><\/p>\n<p>Najdete zde uk\u00e1zkov\u00fd program, kter\u00fd vytvo\u0159\u00ed jednoduchou melodii.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0d96184 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0d96184\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d8cebdf\" data-id=\"d8cebdf\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bfa11e6 elementor-widget elementor-widget-wp-widget-media_audio\" data-id=\"bfa11e6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"wp-widget-media_audio.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<audio class=\"wp-audio-shortcode\" id=\"audio-5852-9\" preload=\"none\" style=\"width: 100%;\" controls=\"controls\"><source type=\"audio\/mpeg\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_9.mp3?_=9\" \/><source type=\"audio\/mpeg\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_9.mp3?_=9\" \/><a href=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_9.mp3\">https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_piezo_9.mp3<\/a><\/audio>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ca192e3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ca192e3\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-406a197\" data-id=\"406a197\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7c4e20f elementor-widget elementor-widget-text-editor\" data-id=\"7c4e20f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Nejzaj\u00edmav\u011bj\u0161\u00ed pro ty, kte\u0159\u00ed cht\u011bj\u00ed v t\u00e9to oblasti d\u00e1le pracovat, jsou definice ze souboru pitches.h, kter\u00fd se automaticky otev\u0159e spolu s v\u00fd\u0161e uveden\u00fdm p\u0159\u00edkladem:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-618976b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"618976b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c69669b\" data-id=\"c69669b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-41709d2 elementor-widget elementor-widget-code-highlight\" data-id=\"41709d2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard word-wrap\">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-cpp line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-cpp\">\n\t\t\t\t\t<xmp>#define NOTE_B0  31\r\n#define NOTE_C1  33\r\n#define NOTE_CS1 35\r\n#define NOTE_D1  37\r\n#define NOTE_DS1 39\r\n#define NOTE_E1  41\r\n#define NOTE_F1  44\r\n#define NOTE_FS1 46\r\n#define NOTE_G1  49\r\n#define NOTE_GS1 52\r\n#define NOTE_A1  55\r\n#define NOTE_AS1 58\r\n#define NOTE_B1  62\r\n#define NOTE_C2  65\r\n#define NOTE_CS2 69\r\n#define NOTE_D2  73\r\n#define NOTE_DS2 78\r\n#define NOTE_E2  82\r\n#define NOTE_F2  87\r\n#define NOTE_FS2 93\r\n#define NOTE_G2  98\r\n#define NOTE_GS2 104\r\n#define NOTE_A2  110\r\n#define NOTE_AS2 117\r\n#define NOTE_B2  123\r\n#define NOTE_C3  131\r\n#define NOTE_CS3 139\r\n#define NOTE_D3  147\r\n#define NOTE_DS3 156\r\n#define NOTE_E3  165\r\n#define NOTE_F3  175\r\n#define NOTE_FS3 185\r\n#define NOTE_G3  196\r\n#define NOTE_GS3 208\r\n#define NOTE_A3  220\r\n#define NOTE_AS3 233\r\n#define NOTE_B3  247\r\n#define NOTE_C4  262\r\n#define NOTE_CS4 277\r\n#define NOTE_D4  294\r\n#define NOTE_DS4 311\r\n#define NOTE_E4  330\r\n#define NOTE_F4  349\r\n#define NOTE_FS4 370\r\n#define NOTE_G4  392\r\n#define NOTE_GS4 415\r\n#define NOTE_A4  440\r\n#define NOTE_AS4 466\r\n#define NOTE_B4  494\r\n#define NOTE_C5  523\r\n#define NOTE_CS5 554\r\n#define NOTE_D5  587\r\n#define NOTE_DS5 622\r\n#define NOTE_E5  659\r\n#define NOTE_F5  698\r\n#define NOTE_FS5 740\r\n#define NOTE_G5  784\r\n#define NOTE_GS5 831\r\n#define NOTE_A5  880\r\n#define NOTE_AS5 932\r\n#define NOTE_B5  988\r\n#define NOTE_C6  1047\r\n#define NOTE_CS6 1109\r\n#define NOTE_D6  1175\r\n#define NOTE_DS6 1245\r\n#define NOTE_E6  1319\r\n#define NOTE_F6  1397\r\n#define NOTE_FS6 1480\r\n#define NOTE_G6  1568\r\n#define NOTE_GS6 1661\r\n#define NOTE_A6  1760\r\n#define NOTE_AS6 1865\r\n#define NOTE_B6  1976\r\n#define NOTE_C7  2093\r\n#define NOTE_CS7 2217\r\n#define NOTE_D7  2349\r\n#define NOTE_DS7 2489\r\n#define NOTE_E7  2637\r\n#define NOTE_F7  2794\r\n#define NOTE_FS7 2960\r\n#define NOTE_G7  3136\r\n#define NOTE_GS7 3322\r\n#define NOTE_A7  3520\r\n#define NOTE_AS7 3729\r\n#define NOTE_B7  3951\r\n#define NOTE_C8  4186\r\n#define NOTE_CS8 4435\r\n#define NOTE_D8  4699\r\n#define NOTE_DS8 4978<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5ac18af elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5ac18af\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-db778e4\" data-id=\"db778e4\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-855ed04 elementor-widget elementor-widget-text-editor\" data-id=\"855ed04\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>M\u016f\u017eete je samoz\u0159ejm\u011b vlo\u017eit i do vlastn\u00edho programu a pou\u017e\u00edt je ke generov\u00e1n\u00ed slo\u017eit\u00fdch zvukov\u00fdch sign\u00e1l\u016f. Nech\u00e1m toto t\u00e9ma na t\u011bch, kte\u0159\u00ed o to stoj\u00ed, proto\u017ee se nec\u00edt\u00edm b\u00fdt v pozici, abych n\u011bkomu radil v hudebn\u00edch z\u00e1le\u017eitostech&#8230;..<\/p>\n<p>Na internetu lze naj\u00edt mnoho zaj\u00edmav\u00fdch p\u0159\u00edklad\u016f pou\u017eit\u00ed t\u00e9to funkce. Zde je jeden z nich:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-996db00 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"996db00\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-411f957\" data-id=\"411f957\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0bde972 elementor-widget elementor-widget-video\" data-id=\"0bde972\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=ADe89-w3JIA&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6b24891 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6b24891\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3ea5414\" data-id=\"3ea5414\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3955933 elementor-widget elementor-widget-text-editor\" data-id=\"3955933\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Soust\u0159e\u010fme se v\u0161ak i nad\u00e1le na elektroniku a programov\u00e1n\u00ed!<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1467eb6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1467eb6\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3561083\" data-id=\"3561083\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1aa3186 elementor-widget elementor-widget-heading\" data-id=\"1aa3186\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">MOSFET - \u0159\u00edzen\u00ed vy\u0161\u0161\u00edm nap\u011bt\u00edm<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-647d604e custom-alert-box elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"647d604e\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-33c92211\" data-id=\"33c92211\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-acdddc9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"acdddc9\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-7d1d3082 blue-box-bestellen-ein-set\" data-id=\"7d1d3082\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6bb9ce52 elementor-widget elementor-widget-text-editor\" data-id=\"6bb9ce52\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\">Na \u00favod bych r\u00e1d zd\u016fraznil, \u017ee se <strong>nejedn\u00e1 o<\/strong> kontrolu vysok\u00e9ho s\u00ed\u0165ov\u00e9ho nap\u011bt\u00ed nad 200 V.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-eef0e99 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"eef0e99\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-53c5ccb\" data-id=\"53c5ccb\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ac1d697 elementor-widget elementor-widget-text-editor\" data-id=\"ac1d697\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>M\u00e1m na mysli p\u0159\u00edpady, kdy pot\u0159ebujeme ovl\u00e1dat za\u0159\u00edzen\u00ed, kter\u00e1 vy\u017eaduj\u00ed nap\u0159\u00edklad 9 V nebo 12 V. N\u011bkter\u00e9 komponenty nejsou schopny pracovat s nap\u011bt\u00edm, kter\u00e9 poskytuje Arduino, tj. 5 V. Zde mohou pomoci tranzistory MOSFET.<\/p>\n<p>Dal\u0161\u00ed v\u00fdhodou ovl\u00e1d\u00e1n\u00ed &#8222;tak mal\u00fdmi mezi\u010dl\u00e1nky&#8220; je samoz\u0159ejm\u011b to, \u017ee maj\u00ed <strong>mnohem vy\u0161\u0161\u00ed proudovou zat\u00ed\u017eitelnost<\/strong>. Z jednoho pinu Arduino m\u016f\u017eete bez obav odeb\u00edrat proud kolem 20 mA. Po pou\u017eit\u00ed tranzistor\u016f MOSFET to bude pln\u00fd amp\u00e9r!<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7f52c0b9 custom-alert-box elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7f52c0b9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2fa67777\" data-id=\"2fa67777\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-2481380f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2481380f\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-e4f8ae3 blue-box-bestellen-ein-set\" data-id=\"e4f8ae3\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6af0bf0e elementor-widget elementor-widget-text-editor\" data-id=\"6af0bf0e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\">Praktick\u00fdm p\u0159\u00edkladem, kde by takov\u00fd tranzistor mohl b\u00fdt u\u017eite\u010dn\u00fd, je \u0159\u00edzen\u00ed osv\u011btlen\u00ed. LED p\u00e1sky obvykle vy\u017eaduj\u00ed nap\u00e1jen\u00ed 12 V a jejich proudov\u00e1 n\u00e1ro\u010dnost m\u016f\u017ee dosahovat n\u011bkolika amp\u00e9r\u016f. P\u0159\u00edm\u00e9 ovl\u00e1d\u00e1n\u00ed pomoc\u00ed Arduino <strong>tedy nen\u00ed mo\u017en\u00e9!<\/strong><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d54092b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d54092b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-fff44de\" data-id=\"fff44de\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f8204c8 elementor-widget elementor-widget-text-editor\" data-id=\"f8204c8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>V na\u0161em experimentu pou\u017eijeme MOSFET k ovl\u00e1d\u00e1n\u00ed 12 V bzu\u010d\u00e1ku.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3731991 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3731991\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5881932\" data-id=\"5881932\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c85683f elementor-widget elementor-widget-heading\" data-id=\"c85683f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">MOSFET v praxi - ovl\u00e1d\u00e1n\u00ed bzu\u010d\u00e1ku<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e5b3551 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e5b3551\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2091426\" data-id=\"2091426\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7b392a5 elementor-widget elementor-widget-text-editor\" data-id=\"7b392a5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Sady obsahuj\u00ed tranzistor <strong>IRL540N<\/strong>, kter\u00fd je obl\u00edben\u00fd mezi kutily. Jeho parametry lze samoz\u0159ejm\u011b nal\u00e9zt v katalogov\u00e9 pozn\u00e1mce. Nejd\u016fle\u017eit\u011bj\u0161\u00ed z nich jsou<\/p>\n<ul>\n<li>Maxim\u00e1ln\u00ed vypou\u0161t\u011bc\u00ed proud Id: 36 A,<\/li>\n<li>Maxim\u00e1ln\u00ed nap\u011bt\u00ed VDSS: 100 V,<\/li>\n<li>Odpor kan\u00e1lu Rdson: 0,044 \u03a9.<\/li>\n<\/ul>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c4621f0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c4621f0\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5e0050f\" data-id=\"5e0050f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ecec3bb elementor-widget elementor-widget-text-editor\" data-id=\"ecec3bb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Nejprve zkontrolujme, zda tranzistor skute\u010dn\u011b dok\u00e1\u017ee ovl\u00e1dat vy\u0161\u0161\u00ed nap\u011bt\u00ed. Za t\u00edmto \u00fa\u010delem zapoj\u00edme obvod n\u00e1sleduj\u00edc\u00edm zp\u016fsobem:<\/p>\n<ul>\n<li>\u0158\u00eddic\u00ed sign\u00e1l p\u0159es rezistor 10k na hradlo (nejlev\u011bj\u0161\u00ed \u0159\u00e1dek MOSFETu),<\/li>\n<li>Uzemn\u011bte Arduino ke zdroji (prav\u00fd \u0159\u00e1dek),<\/li>\n<li>Z odtoku (st\u0159edov\u00e1 \u010d\u00e1ra) vyvedeme veden\u00ed, kter\u00e9 zapoj\u00edme do desky plo\u0161n\u00fdch spoj\u016f (tak, aby nebylo spojeno s \u017e\u00e1dn\u00fdm jin\u00fdm sign\u00e1lem),<\/li>\n<li>Do desky je zapojena dal\u0161\u00ed linka z VIN Arduino &#8211; zat\u00edm tak\u00e9 proto, aby nem\u011bla spojen\u00ed s jin\u00fdm sign\u00e1lem,<\/li>\n<\/ul>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8e08ec7 custom-alert-box elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8e08ec7\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-697b4e74\" data-id=\"697b4e74\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-30e9fa4f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"30e9fa4f\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-60975075 blue-box-bestellen-ein-set\" data-id=\"60975075\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3e379a27 elementor-widget elementor-widget-text-editor\" data-id=\"3e379a27\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\">Nyn\u00ed pe\u010dliv\u011b zkontrolujeme spojen\u00ed.<br \/>Pokud ud\u011bl\u00e1te chybu, m\u016f\u017eete <strong>po\u0161kodit cel\u00e9 Arduino<\/strong>.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-70e136d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"70e136d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-98abac4\" data-id=\"98abac4\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fb837bd elementor-widget elementor-widget-text-editor\" data-id=\"fb837bd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul>\n<li>P\u0159ipojte nap\u00e1jec\u00ed zdroj a kabel USB. Od t\u00e9to chv\u00edle m\u00e1me na pinu VIN ~12 V, kter\u00e9 p\u0159ich\u00e1z\u00ed <strong>p\u0159\u00edmo z nap\u00e1jec\u00edho zdroje<\/strong>.<\/li>\n<\/ul>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7f88af0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7f88af0\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-28e15bd\" data-id=\"28e15bd\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b6fbb76 elementor-widget elementor-widget-image\" data-id=\"b6fbb76\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"996\" height=\"459\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/ard2_buz_3.png\" class=\"attachment-large size-large wp-image-4413\" alt=\"\" srcset=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/ard2_buz_3.png 996w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/ard2_buz_3-300x138.png 300w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/ard2_buz_3-768x354.png 768w\" sizes=\"(max-width: 996px) 100vw, 996px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">P\u0159ipojen\u00ed tranzistoru MOSFET k Arduino.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-bf6f9fc elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bf6f9fc\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a8a53d8\" data-id=\"a8a53d8\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-dac19cd elementor-widget elementor-widget-text-editor\" data-id=\"dac19cd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pot\u00e9 nahrajeme jednoduch\u00fd program, kter\u00fd zm\u011bn\u00ed stav v\u00fdstupu:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-36e645e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"36e645e\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c8cf6e4\" data-id=\"c8cf6e4\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-101c48c elementor-widget elementor-widget-code-highlight\" data-id=\"101c48c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard word-wrap\">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-cpp line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-cpp\">\n\t\t\t\t\t<xmp>void setup() {\r\n  pinMode(A5, OUTPUT); \/\/Konfigurace A5 jako v\u00fdstupu \r\n}\r\n\r\nvoid loop() {\r\n  digitalWrite(A5, LOW); \/\/Cyklick\u00e1 zm\u011bna stavu v\u00fdstupu\r\n  delay(1000);\r\n  digitalWrite(A5, HIGH);\r\n  delay(1000);\r\n}<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-32ed709 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"32ed709\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-95c6460\" data-id=\"95c6460\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7ccb7d2 elementor-widget elementor-widget-text-editor\" data-id=\"7ccb7d2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pokud je v\u0161e v po\u0159\u00e1dku, dostaneme mezi dv\u011bma voln\u00fdmi vodi\u010di (zelen\u00fd a \u017elut\u00fd na v\u00fd\u0161e uveden\u00e9m sch\u00e9matu zapojen\u00ed) nap\u011bt\u00ed v\u00fdrazn\u011b vy\u0161\u0161\u00ed ne\u017e 5 V, kter\u00e9 se tam objevuje pravideln\u011b (ka\u017edou sekundu):<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-280a6e5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"280a6e5\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-71f16c4\" data-id=\"71f16c4\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-78e64cb elementor-widget elementor-widget-image\" data-id=\"78e64cb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"578\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_podlaczenie_mos_11V-1024x578.jpg\" class=\"attachment-large size-large wp-image-4416\" alt=\"\" srcset=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_podlaczenie_mos_11V-1024x578.jpg 1024w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_podlaczenie_mos_11V-300x169.jpg 300w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_podlaczenie_mos_11V-768x433.jpg 768w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_podlaczenie_mos_11V.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">\u0158\u00edzen\u00ed vy\u0161\u0161\u00edho nap\u011bt\u00ed z Arduino.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-46fc947 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"46fc947\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0b52da5\" data-id=\"0b52da5\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7bf3702 elementor-widget elementor-widget-text-editor\" data-id=\"7bf3702\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pokud je v\u0161e v po\u0159\u00e1dku, m\u016f\u017eeme bzu\u010d\u00e1k p\u0159ipojit. P\u0159ipojte jej podle obr\u00e1zku n\u00ed\u017ee:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3d73ae4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3d73ae4\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-790e4c7\" data-id=\"790e4c7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7387f12 elementor-widget elementor-widget-image\" data-id=\"7387f12\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1005\" height=\"467\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/ard2_buz_1.png\" class=\"attachment-large size-large wp-image-4420\" alt=\"\" srcset=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/ard2_buz_1.png 1005w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/ard2_buz_1-300x139.png 300w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/ard2_buz_1-768x357.png 768w\" sizes=\"(max-width: 1005px) 100vw, 1005px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">P\u0159ipojen\u00ed bzu\u010d\u00e1ku.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3472dcd elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3472dcd\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9fe83df\" data-id=\"9fe83df\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-58ddf3e elementor-widget elementor-widget-text-editor\" data-id=\"58ddf3e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>N\u00e1sledn\u011b nahrajeme program s na\u0161\u00ed popla\u0161nou sir\u00e9nou:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9ff6a9e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9ff6a9e\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0739778\" data-id=\"0739778\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0c40927 elementor-widget elementor-widget-code-highlight\" data-id=\"0c40927\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-default copy-to-clipboard word-wrap\">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-cpp line-numbers\">\n\t\t\t\t<code readonly=\"true\" class=\"language-cpp\">\n\t\t\t\t\t<xmp>void setup() {\r\n  pinMode(A5, OUTPUT); \/\/Konfigurace A5 jako v\u00fdstupu\r\n}\r\n\r\nvoid loop() {\r\n  tone(A5, 4300); \/\/Generuj 4300Hz sign\u00e1l na v\u00fdvodu A5 \r\n  delay(150);  \r\n  tone(A5, 3500); \/Generuj sign\u00e1l 3500 Hz na v\u00fdvodu A5 \r\n  delay(150);\r\n}<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6e45b41 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6e45b41\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-836731f\" data-id=\"836731f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8dbc108 elementor-widget elementor-widget-text-editor\" data-id=\"8dbc108\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Cel\u00e1 v\u011bc je provozov\u00e1na p\u0159i vy\u0161\u0161\u00edm nap\u011bt\u00ed a <strong>hluk vych\u00e1zej\u00edc\u00ed z obvodu je mnohem ti\u0161\u0161\u00ed<\/strong>. Pro\u010d? Piezoelektrick\u00fd prvek uvnit\u0159 bzu\u010d\u00e1ku ukl\u00e1d\u00e1 energii b\u011bhem rychl\u00fdch sp\u00ednac\u00edch operac\u00ed (chov\u00e1 se jako kondenz\u00e1tor).<\/p>\n<p>P\u0159i tak rychl\u00fdch zm\u011bn\u00e1ch stavu nem\u00e1 tato energie kam &#8222;uniknout&#8220;. V d\u016fsledku toho je zvuk vych\u00e1zej\u00edc\u00ed z prvku tlumen\u00fd. Tento probl\u00e9m lze na\u0161t\u011bst\u00ed pom\u011brn\u011b snadno vy\u0159e\u0161it. Jednodu\u0161e p\u0159ipojte paraleln\u011b k bzu\u010d\u00e1ku rezistor, nap\u0159. 10 k, aby se mohl rychle vyb\u00edjet.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-da98e43 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"da98e43\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-378b94c\" data-id=\"378b94c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f401e8b elementor-widget elementor-widget-image\" data-id=\"f401e8b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1005\" height=\"467\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/ard2_buz_2.png\" class=\"attachment-large size-large wp-image-4423\" alt=\"\" srcset=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/ard2_buz_2.png 1005w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/ard2_buz_2-300x139.png 300w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/ard2_buz_2-768x357.png 768w\" sizes=\"(max-width: 1005px) 100vw, 1005px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Obvod s p\u0159\u00eddavn\u00fdm rezistorem.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-55308d3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"55308d3\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2554051\" data-id=\"2554051\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-da6657d elementor-widget elementor-widget-text-editor\" data-id=\"da6657d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>V praxi vypad\u00e1 obvod nakonec takto:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ea72ada elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ea72ada\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0501900\" data-id=\"0501900\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9dbf752 elementor-widget elementor-widget-image\" data-id=\"9dbf752\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"584\" src=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_podlaczenie_mos-1024x584.jpg\" class=\"attachment-large size-large wp-image-4426\" alt=\"\" srcset=\"https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_podlaczenie_mos-1024x584.jpg 1024w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_podlaczenie_mos-300x171.jpg 300w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_podlaczenie_mos-768x438.jpg 768w, https:\/\/forbot.com\/wp-content\/uploads\/2024\/02\/buzzer_bez_generatora_podlaczenie_mos.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Obvod s p\u0159\u00eddavn\u00fdm rezistorem 10k.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-fdf9199 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fdf9199\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b880fed\" data-id=\"b880fed\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b287b28 elementor-widget elementor-widget-text-editor\" data-id=\"b287b28\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Nyn\u00ed by m\u011blo v\u0161e fungovat spr\u00e1vn\u011b. M\u016f\u017eeme se t\u011b\u0161it na vy\u0161\u0161\u00ed nap\u011bt\u00ed bzu\u010d\u00e1ku! Stoj\u00ed za to ov\u011b\u0159it, jak se obvod chov\u00e1 p\u0159i jin\u00fdch frekvenc\u00edch. Zm\u011bnilo vy\u0161\u0161\u00ed nap\u011bt\u00ed odezvu na jin\u00fdch frekvenc\u00edch? <strong>To by m\u011blo b\u00fdt cvi\u010den\u00ed pro v\u0161echny dobrovoln\u00edky.<\/strong><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-17d3e871 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"17d3e871\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-506a3df3\" data-id=\"506a3df3\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3f60617f elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"3f60617f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2275cd2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2275cd2\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f726854\" data-id=\"f726854\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5767dc2 elementor-widget elementor-widget-text-editor\" data-id=\"5767dc2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Zejm\u00e9na v tomto p\u0159\u00edpad\u011b nen\u00ed pou\u017eit\u00ed tohoto tranzistoru bezpodm\u00edne\u010dn\u011b nutn\u00e9 a bzu\u010d\u00e1k lze jist\u011b pou\u017e\u00edt i bez n\u011bj. Berte to tedy jako p\u0159\u00edklad, nikoli jako &#8222;v\u011b\u0161tbu&#8220;, \u017ee to mus\u00edte d\u011blat t\u00edmto zp\u016fsobem. M\u00fdm hlavn\u00edm c\u00edlem bylo uk\u00e1zat, \u017ee komponenty, kter\u00e9 <strong>pracuj\u00ed s vy\u0161\u0161\u00edm nap\u011bt\u00edm<\/strong>, lze tak\u00e9 velmi snadno ovl\u00e1dat pomoc\u00ed Arduino. Tohoto t\u00e9matu jsme se zde dotkli jen okrajov\u011b!<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-19a2e32 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"19a2e32\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7e3f0f3\" data-id=\"7e3f0f3\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0867669 elementor-widget elementor-widget-heading\" data-id=\"0867669\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Shrnut\u00ed<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1bc5725 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1bc5725\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1985321\" data-id=\"1985321\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0b9bf51 elementor-widget elementor-widget-text-editor\" data-id=\"0b9bf51\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>C\u00edlem t\u00e9to \u010d\u00e1sti bylo zvl\u00e1dnout nov\u00e9 komponenty &#8211; zejm\u00e9na <strong>bzu\u010d\u00e1k bez gener\u00e1toru<\/strong>. Spole\u010dn\u011b s p\u00e1skem LED (o kter\u00e9m byla \u0159e\u010d v p\u0159edchoz\u00ed \u010d\u00e1sti) bude nyn\u00ed mo\u017en\u00e9 vytvo\u0159it hlasit\u00fd a dob\u0159e viditeln\u00fd <strong>v\u00fdstra\u017en\u00fd sign\u00e1l<\/strong>. Tomu se budeme v\u011bnovat v p\u0159\u00ed\u0161t\u00edm d\u00edle a mimo jin\u00e9 se sezn\u00e1m\u00edme tak\u00e9 s detektorem pohybu.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2c0e784d custom-kurs-nav-bottom-section elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2c0e784d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c51cc6d\" data-id=\"c51cc6d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5384ba02 elementor-widget elementor-widget-heading\" data-id=\"5384ba02\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Navigace v kurzu<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-78fb3795 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"78fb3795\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-3422e698\" data-id=\"3422e698\" data-element_type=\"column\" data-e-type=\"column\" id=\"menu-nav-prev-col-bottom\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7a74128e elementor-align-center elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"7a74128e\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"menu-prev-btn-bottom\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-md\" href=\"https:\/\/forbot.com\/cs\/kurz-arduino\/kurz-arduino-uroven-ii-2-rgb-led-diody-tradicni-a-ws2812\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">&lt;&lt; P\u0159edchoz\u00ed \u010d\u00e1st<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-18fdb668\" data-id=\"18fdb668\" data-element_type=\"column\" data-e-type=\"column\" id=\"menu-nav-middle-col-bottom\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3ba60b00 elementor-view-default elementor-widget elementor-widget-icon\" data-id=\"3ba60b00\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<div class=\"elementor-icon\">\n\t\t\t<i aria-hidden=\"true\" class=\"fas fa-map-signs\"><\/i>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-4dd7275f\" data-id=\"4dd7275f\" data-element_type=\"column\" data-e-type=\"column\" id=\"menu-nav-next-col-bottom\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-36ff8df1 elementor-align-center elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"36ff8df1\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"menu-next-btn-bottom\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-md\" href=\"https:\/\/forbot.com\/cs\/kurz-arduino\/kurz-arduino-uroven-ii-4-preruseni-jazyckovy-spinac-pir-senzor\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Dal\u0161\u00ed \u010d\u00e1st &gt;&gt;<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-4173db05 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"4173db05\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"menu-nav-btn-bottom\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-size-md\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Zobrazit\/skr\u00fdt v\u0161echny \u010d\u00e1sti<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-122d2b26 elementor-nav-menu__text-align-aside elementor-widget elementor-widget-nav-menu\" data-id=\"122d2b26\" data-element_type=\"widget\" data-e-type=\"widget\" id=\"menu-nav-post-bottom\" data-settings=\"{&quot;layout&quot;:&quot;dropdown&quot;,&quot;submenu_icon&quot;:{&quot;value&quot;:&quot;&lt;i class=\\&quot;\\&quot; aria-hidden=\\&quot;true\\&quot;&gt;&lt;\\\/i&gt;&quot;,&quot;library&quot;:&quot;&quot;}}\" data-widget_type=\"nav-menu.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<nav class=\"elementor-nav-menu--dropdown elementor-nav-menu__container\" aria-hidden=\"true\">\n\t\t\t\t<ul id=\"menu-2-122d2b26\" class=\"elementor-nav-menu\"><li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-10167\"><a href=\"https:\/\/forbot.com\/de\/arduino-kurs-stufe-2\/arduino-kurs-stufe-ii-1-einfuehrung-inhaltsverzeichnis\/\" class=\"elementor-item menu-link\" tabindex=\"-1\">Kurz Arduino \u00farove\u0148 II &#8211; #1 &#8211; \u00davod, Obsah<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-10166\"><a href=\"https:\/\/forbot.com\/de\/arduino-kurs-stufe-2\/arduino-kurs-ii-2-rgb-leds-traditionell-und-ws2812\/\" class=\"elementor-item menu-link\" tabindex=\"-1\">Kurz Arduino \u00farove\u0148 II &#8211; #2 &#8211; RGB LED diody (tradi\u010dn\u00ed a WS2812)<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-10165\"><a href=\"https:\/\/forbot.com\/de\/arduino-kurs-stufe-2\/arduino-kurs-ii-3-alarmsirene-mosfet-in-der-praxis\/\" class=\"elementor-item menu-link\" tabindex=\"-1\">Kurz Arduino \u00farove\u0148 II &#8211; #3 &#8211; Poplachov\u00e1 sir\u00e9na, MOSFET v praxi<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-10164\"><a href=\"https:\/\/forbot.com\/de\/arduino-kurs-stufe-2\/arduino-ii-kurs-4-unterbrechungen-reed-schalter-pir-sensor\/\" class=\"elementor-item menu-link\" tabindex=\"-1\">Kurz Arduino \u00farove\u0148 II &#8211; #4 &#8211; P\u0159eru\u0161en\u00ed, jaz\u00fd\u010dkov\u00fd sp\u00edna\u010d, PIR senzor<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-10163\"><a href=\"https:\/\/forbot.com\/de\/arduino-kurs-stufe-2\/arduino-ii-kurs-5-tastatur-eigene-alarmanlage\/\" class=\"elementor-item menu-link\" tabindex=\"-1\">Kurz Arduino \u00farove\u0148 II &#8211; #5 &#8211; Kl\u00e1vesnice, vlastn\u00ed alarmov\u00fd syst\u00e9m<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-10162\"><a href=\"https:\/\/forbot.com\/de\/arduino-kurs-stufe-2\/arduino-ii-kurs-6-7-segment-anzeigen\/\" class=\"elementor-item menu-link\" tabindex=\"-1\">Kurz Arduino \u00farove\u0148 II &#8211; #6 &#8211; 7-segmentov\u00e9 displeje<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-10161\"><a href=\"https:\/\/forbot.com\/de\/arduino-kurs-stufe-2\/arduino-kurs-stufe-ii-7-analoge-und-digitale-thermometer\/\" class=\"elementor-item menu-link\" tabindex=\"-1\">Kurz Arduino \u00farove\u0148 II &#8211; #7 &#8211; analogov\u00e9 a digit\u00e1ln\u00ed teplom\u011bry<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-10160\"><a href=\"https:\/\/forbot.com\/de\/arduino-kurs-stufe-2\/arduino-kurs-stufe-ii-8-digitaler-feuchtigkeitssensor-dht11\/\" class=\"elementor-item menu-link\" tabindex=\"-1\">Kurz Arduino \u00farove\u0148 II &#8211; #8 &#8211; Digit\u00e1ln\u00ed senzor vlhkosti (DHT11)<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-post menu-item-10159\"><a href=\"https:\/\/forbot.com\/de\/arduino-kurs-stufe-2\/arduino-kurs-stufe-ii-9-multitasking-verzoegerungen-mit-millis\/\" class=\"elementor-item menu-link\" tabindex=\"-1\">Kurz Arduino \u00farove\u0148 II &#8211; #9 &#8211; Multitasking, zpo\u017ed\u011bn\u00ed pomoc\u00ed funkce millis()<\/a><\/li>\n<\/ul>\t\t\t<\/nav>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1960e9a6 custom-alert-box elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1960e9a6\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-790c888b\" data-id=\"790c888b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-4b36aa4e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4b36aa4e\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-608d8a6f blue-box-bestellen-ein-set\" data-id=\"608d8a6f\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3e2e1a1f elementor-widget elementor-widget-text-editor\" data-id=\"3e2e1a1f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><i class=\"fas fa-shopping-cart fa-lg\" style=\"color: #004085;\"><\/i> Objednejte si sadu prvk\u016f a za\u010dn\u011bte se u\u010dit v praxi! <a href=\"https:\/\/botland.cz\/startovaci-sady-pro-arduino\/23721-forbot-sada-arduino-urovne-2-5904422384296.html\"><strong>Kliknut\u00edm sem p\u0159ejdete do obchodu &gt;&gt;<\/strong><\/a><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>P\u0159i pou\u017e\u00edv\u00e1n\u00ed Arduino chceme n\u011bkdy pou\u017e\u00edt komponenty, kter\u00e9 vy\u017eaduj\u00ed vy\u0161\u0161\u00ed nap\u011bt\u00ed ne\u017e 5 V. Zde p\u0159ich\u00e1zej\u00ed ke slovu tranzistory MOSFET. Ne\u017e se v\u0161ak k tomuto t\u00e9matu dostaneme, pod\u00edvejme se, jak se zvuky vytv\u00e1\u0159ej\u00ed. Jednoduch\u00e9 akustick\u00e9 sign\u00e1ly jsme ji\u017e vytvo\u0159ili, nyn\u00ed je \u010das je zpest\u0159it. To umo\u017en\u00ed sestavit popla\u0161nou sir\u00e9nu. &lt;&lt; P\u0159edchoz\u00ed \u010d\u00e1st Navigace v kurzu [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":4289,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[63],"tags":[],"class_list":["post-5852","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kurz-arduino-uroven-2"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Kurz Arduino \u00farove\u0148 II - #3 - Poplachov\u00e1 sir\u00e9na, MOSFET v praxi - FORBOT<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/forbot.com\/cs\/kurz-arduino-uroven-2\/kurz-arduino-uroven-ii-3-poplachova-sirena-mosfet-v-praxi\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Kurz Arduino \u00farove\u0148 II - #3 - Poplachov\u00e1 sir\u00e9na, MOSFET v praxi - FORBOT\" \/>\n<meta property=\"og:description\" content=\"P\u0159i pou\u017e\u00edv\u00e1n\u00ed Arduino chceme n\u011bkdy pou\u017e\u00edt komponenty, kter\u00e9 vy\u017eaduj\u00ed vy\u0161\u0161\u00ed nap\u011bt\u00ed ne\u017e 5 V. 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