{"id":4853,"date":"2020-01-20T16:07:35","date_gmt":"2020-01-20T16:07:35","guid":{"rendered":"http:\/\/fambach.net\/?p=4853"},"modified":"2020-01-22T09:30:00","modified_gmt":"2020-01-22T09:30:00","slug":"ky-038-mikrofon-modul","status":"publish","type":"post","link":"https:\/\/www.fambach.net\/en\/ky-038-mikrofon-modul\/","title":{"rendered":"KY-038 Mikrofon Modul"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_73 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.fambach.net\/en\/arduino-vs1053-mp3-audio-shield-mit-tf-karte\/#Fakten\" title=\"Fakten\">Fakten<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.fambach.net\/en\/arduino-vs1053-mp3-audio-shield-mit-tf-karte\/#Anwendungsbereiche\" title=\"Anwendungsbereiche\">Anwendungsbereiche<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.fambach.net\/en\/arduino-vs1053-mp3-audio-shield-mit-tf-karte\/#Ansichten\" title=\"Ansichten\">Ansichten<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.fambach.net\/en\/arduino-vs1053-mp3-audio-shield-mit-tf-karte\/#Programmierung\" title=\"Programmierung\">Programmierung<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.fambach.net\/en\/arduino-vs1053-mp3-audio-shield-mit-tf-karte\/#Bibliotheken\" title=\"Bibliotheken\">Bibliotheken<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.fambach.net\/en\/arduino-vs1053-mp3-audio-shield-mit-tf-karte\/#Testprogramm\" title=\"Testprogramm\">Testprogramm<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.fambach.net\/en\/arduino-vs1053-mp3-audio-shield-mit-tf-karte\/#Probleme\" title=\"Probleme\">Probleme<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.fambach.net\/en\/arduino-vs1053-mp3-audio-shield-mit-tf-karte\/#Arduino_reagiert_nicht_uber_Console\" title=\"Arduino reagiert nicht \u00fcber Console\">Arduino reagiert nicht \u00fcber Console<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.fambach.net\/en\/arduino-vs1053-mp3-audio-shield-mit-tf-karte\/#Sonstiges\" title=\"Sonstiges\">Sonstiges<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.fambach.net\/en\/arduino-vs1053-mp3-audio-shield-mit-tf-karte\/#Fazit\" title=\"Fazit\">Fazit<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.fambach.net\/en\/arduino-vs1053-mp3-audio-shield-mit-tf-karte\/#Verwandte_Beitrage\" title=\"Verwandte Beitr\u00e4ge\">Verwandte Beitr\u00e4ge<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.fambach.net\/en\/arduino-vs1053-mp3-audio-shield-mit-tf-karte\/#Quellen\" title=\"Quellen\">Quellen<\/a><\/li><\/ul><\/nav><\/div>\n\n<p>Hier mal eine akustische Anbindung f\u00fcr Microcontroller. Das Modul KY-038 beherbergt ein Mickrofon und einen Schwellwertschalter, wecher \u00fcber einen Ver\u00e4nderlichen Widerstand einstellbar ist. Beide Signale, die des Schwellwertschalters und das invertierte Mirkrofon Sirgnal werden an den Pina A0 und D0 bereit gestellt. <\/p>\n\n\n\n<p><strong>ACHTUNG Ich habe dieses Modul nicht sinnvoll betreiben k\u00f6nnen!!!<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Fakten\"><\/span>Fakten<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"\"><tbody><tr><td><strong>Beschreibung<\/strong><\/td><td><strong>Wert<\/strong><\/td><\/tr><tr><td>Digitaler Ausgang (0 = Schwellwert erreicht)<\/td><td>D0<\/td><\/tr><tr><td>Versorgungspannung 3,3V &#8211; 5V<\/td><td>+<\/td><\/tr><tr><td>Masse <\/td><td>G<\/td><\/tr><tr><td>Analoger Ausgang <br>(invertiert, hoher Eingangspegel = niedrige lautst\u00e4rke)<\/td><td>A0<\/td><\/tr><tr><td>Spannungsversorgung (AN = versorgt)<\/td><td>LED 1 <\/td><\/tr><tr><td>AN =  Schwellwert  erreicht<\/td><td>LED 2<\/td><\/tr><tr><td>Einstellung des Schwellwertes<\/td><td>Poti<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Anwendungsbereiche\"><\/span>Anwendungsbereiche<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li>Messung von Schall<\/li><li>Sicherheitstechnik<\/li><li>Schallpegelwarner<\/li><li>&#8230;<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ansichten\"><\/span>Ansichten<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-gallery columns-0 wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><a href=\"https:\/\/fambach.net\/ky-038-mikrofon-modul\/20200119_164138\/\"><img loading=\"lazy\" decoding=\"async\" width=\"207\" height=\"600\" src=\"https:\/\/fambach.net\/wp-content\/uploads\/2020\/01\/20200119_164138.jpg\" alt=\"\" data-id=\"4865\" data-full-url=\"https:\/\/fambach.net\/wp-content\/uploads\/2020\/01\/20200119_164138.jpg\" data-link=\"https:\/\/fambach.net\/ky-038-mikrofon-modul\/20200119_164138\/\" class=\"wp-image-4865\"\/><\/a><figcaption class=\"blocks-gallery-item__caption\">Frontansicht<\/figcaption><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><a href=\"https:\/\/fambach.net\/ky-038-mikrofon-modul\/20200119_164114\/\"><img loading=\"lazy\" decoding=\"async\" width=\"217\" height=\"600\" src=\"https:\/\/fambach.net\/wp-content\/uploads\/2020\/01\/20200119_164114.jpg\" alt=\"\" data-id=\"4864\" data-full-url=\"https:\/\/fambach.net\/wp-content\/uploads\/2020\/01\/20200119_164114.jpg\" data-link=\"https:\/\/fambach.net\/ky-038-mikrofon-modul\/20200119_164114\/\" class=\"wp-image-4864\"\/><\/a><figcaption class=\"blocks-gallery-item__caption\">R\u00fcckansicht<\/figcaption><\/figure><\/li><\/ul><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Programmierung\"><\/span>Programmierung<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Bibliotheken\"><\/span>Bibliotheken<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Zur reinen Anbindung sind keine zus\u00e4tlichen Bibliotheken notwendig. Es wird nur der analogRead und der digitalRead der Arduino Bibliothek verwendet.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Testprogramm\"><\/span>Testprogramm<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Das Programm liest den digitalen Schwellwert und den analogen Pegel aus. Der Ananlogwert wird zudem noch in Volt umgerechnet.<\/p>\n\n\n\n<p>Pinning:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"\"><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Arduino<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>KY-038<\/strong>   <\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">D2<\/td><td class=\"has-text-align-center\" data-align=\"center\">D0<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">A1<\/td><td class=\"has-text-align-center\" data-align=\"center\">A0<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">GND<\/td><td class=\"has-text-align-center\" data-align=\"center\">GND<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">+5V<\/td><td class=\"has-text-align-center\" data-align=\"center\">+<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n<style> #wrap_githubgist92f57fef7c21430029afc43df57680df .gist-data {max-height: 400px;} <\/style>\n<div id=\"wrap_githubgist92f57fef7c21430029afc43df57680df\" style=\"width:100%\"><script>document.write('<link rel=\"stylesheet\" href=\"https:\/\/github.githubassets.com\/assets\/gist-embed-f554937d749d36df.css\">')\ndocument.write('<\/p>\n<div id=\\\"gist100686444\\\" class=\\\"gist\\\">\\n    <\/p>\n<div class=\\\"gist-file\\\" translate=\\\"no\\\" data-color-mode=\\\"light\\\" data-light-theme=\\\"light\\\">\\n      <\/p>\n<div class=\\\"gist-data\\\">\\n        \\n<\/p>\n<div class=\\\"js-gist-file-update-container js-task-list-container\\\">\\n      <\/p>\n<div id=\\\"file-ky038test-ino\\\" class=\\\"file my-2\\\">\\n    \\n    <\/p>\n<div itemprop=\\\"text\\\"\\n      class=\\\"Box-body p-0 blob-wrapper data type-c  \\\"\\n      style=\\\"overflow: auto\\\" tabindex=\\\"0\\\" role=\\\"region\\\"\\n      aria-label=\\\"KY038Test.ino content, created by sfambach on 09:36AM on January 20, 2020.\\\"\\n    >\\n\\n        \\n<\/p>\n<div class=\\\"js-check-hidden-unicode js-blob-code-container blob-code-content\\\">\\n\\n  <template class=\\\"js-file-alert-template\\\">\\n  <\/p>\n<div data-view-component=\\\"true\\\" class=\\\"flash flash-warn flash-full d-flex flex-items-center\\\">\\n  <svg aria-hidden=\\\"true\\\" height=\\\"16\\\" viewBox=\\\"0 0 16 16\\\" version=\\\"1.1\\\" width=\\\"16\\\" data-view-component=\\\"true\\\" class=\\\"octicon octicon-alert\\\">\\n    <path d=\\\"M6.457 1.047c.659-1.234 2.427-1.234 3.086 0l6.082 11.378A1.75 1.75 0 0 1 14.082 15H1.918a1.75 1.75 0 0 1-1.543-2.575Zm1.763.707a.25.25 0 0 0-.44 0L1.698 13.132a.25.25 0 0 0 .22.368h12.164a.25.25 0 0 0 .22-.368Zm.53 3.996v2.5a.75.75 0 0 1-1.5 0v-2.5a.75.75 0 0 1 1.5 0ZM9 11a1 1 0 1 1-2 0 1 1 0 0 1 2 0Z\\\"><\\\/path>\\n<\\\/svg>\\n    <span>\\n      This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.\\n      <a class=\\\"Link--inTextBlock\\\" href=\\\"https:\/\/github.co\/hiddenchars\\\" target=\\\"_blank\\\">Learn more about bidirectional Unicode characters<\\\/a>\\n    <\\\/span>\\n\\n\\n  <\/p>\n<div data-view-component=\\\"true\\\" class=\\\"flash-action\\\">        <a href=\\\"{{ revealButtonHref }}\\\" data-view-component=\\\"true\\\" class=\\\"btn-sm btn\\\">    Show hidden characters\\n<\\\/a>\\n<\\\/div>\\n<\\\/div><\\\/template>\\n<template class=\\\"js-line-alert-template\\\">\\n  <span aria-label=\\\"This line has hidden Unicode characters\\\" data-view-component=\\\"true\\\" class=\\\"line-alert tooltipped tooltipped-e\\\">\\n    <svg aria-hidden=\\\"true\\\" height=\\\"16\\\" viewBox=\\\"0 0 16 16\\\" version=\\\"1.1\\\" width=\\\"16\\\" data-view-component=\\\"true\\\" class=\\\"octicon octicon-alert\\\">\\n    <path d=\\\"M6.457 1.047c.659-1.234 2.427-1.234 3.086 0l6.082 11.378A1.75 1.75 0 0 1 14.082 15H1.918a1.75 1.75 0 0 1-1.543-2.575Zm1.763.707a.25.25 0 0 0-.44 0L1.698 13.132a.25.25 0 0 0 .22.368h12.164a.25.25 0 0 0 .22-.368Zm.53 3.996v2.5a.75.75 0 0 1-1.5 0v-2.5a.75.75 0 0 1 1.5 0ZM9 11a1 1 0 1 1-2 0 1 1 0 0 1 2 0Z\\\"><\\\/path>\\n<\\\/svg>\\n<\\\/span><\\\/template>\\n\\n  <\/p>\n<table data-hpc class=\\\"highlight tab-size js-file-line-container\\\" data-tab-size=\\\"4\\\" data-paste-markdown-skip data-tagsearch-path=\\\"KY038Test.ino\\\">\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L1\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"1\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC1\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">\/**<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L2\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"2\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC2\\\" class=\\\"blob-code blob-code-inner js-file-line\\\"> * Code snippet to read data from KY-037 \/ KY-038 sound sensor board<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L3\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"3\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC3\\\" class=\\\"blob-code blob-code-inner js-file-line\\\"> * define ports for digital and analog input<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L4\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"4\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC4\\\" class=\\\"blob-code blob-code-inner js-file-line\\\"> * Fambach.net<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L5\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"5\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC5\\\" class=\\\"blob-code blob-code-inner js-file-line\\\"> *\/<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L6\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"6\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC6\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">\\n<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L7\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"7\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC7\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">\\n<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L8\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"8\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC8\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">\/\/ please adapt to your wiring <\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L9\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"9\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC9\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">#define MIC_SIGNAL_PIN    A1<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L10\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"10\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC10\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">#define MIC_THRESHOLD_PIN 2<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L11\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"11\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC11\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">\\n<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L12\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"12\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC12\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">\/\/ factor to calculate voltage<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L13\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"13\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC13\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">const float VOLTAGE_FACTOR  = 5.0f \/ 1023.0f;<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L14\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"14\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC14\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">\\n<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L15\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"15\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC15\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">\\n<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L16\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"16\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC16\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">\\n<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L17\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"17\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC17\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">void setup(){<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L18\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"18\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC18\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">\\n<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L19\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"19\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC19\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  \/\/ init serial port<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L20\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"20\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC20\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  Serial.begin(115200);<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L21\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"21\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC21\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">\\n<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L22\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"22\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC22\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  \/\/ init Pins<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L23\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"23\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC23\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  pinMode(MIC_SIGNAL_PIN, INPUT);<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L24\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"24\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC24\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  pinMode(MIC_THRESHOLD_PIN, INPUT);<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L25\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"25\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC25\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  digitalWrite(MIC_SIGNAL_PIN, LOW);<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L26\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"26\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC26\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  digitalWrite(MIC_THRESHOLD_PIN, LOW);<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L27\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"27\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC27\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  analogReference(DEFAULT);<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L28\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"28\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC28\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  <\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L29\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"29\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC29\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">}<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L30\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"30\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC30\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">\\n<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L31\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"31\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC31\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">\\n<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L32\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"32\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC32\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">void loop(){<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L33\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"33\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC33\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">\\n<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L34\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"34\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC34\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  bool treshold = false;<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L35\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"35\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC35\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  long  level = 0 ;<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L36\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"36\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC36\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  String voltage = &quot;&quot;;<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L37\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"37\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC37\\\" class=\\\"blob-code blob-code-inner js-file-line\\\"> <\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L38\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"38\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC38\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  \/\/ get treshhold pin<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L39\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"39\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC39\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  treshold = digitalRead(MIC_THRESHOLD_PIN);<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L40\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"40\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC40\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">\\n<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L41\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"41\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC41\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  \/\/ get analog pin <\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L42\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"42\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC42\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  level = analogRead(MIC_SIGNAL_PIN);<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L43\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"43\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC43\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">\\n<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L44\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"44\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC44\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  \/\/ calc. average and invert<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L45\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"45\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC45\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  voltage = String (((float)level)* VOLTAGE_FACTOR);<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L46\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"46\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC46\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">\\n<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L47\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"47\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC47\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  \/\/ doing output<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L48\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"48\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC48\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  char buffer[255];<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L49\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"49\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC49\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  sprintf (buffer,&quot;Treshold: %s Level: %4d Voltage: &quot;,treshold?&quot;ON &quot;:&quot;OFF&quot;, level);<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L50\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"50\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC50\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  Serial.print(buffer);<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L51\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"51\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC51\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  Serial.print(voltage);<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L52\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"52\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC52\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  Serial.println();<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L53\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"53\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC53\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">\\n<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L54\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"54\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC54\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">  delay(100);<\\\/td>\\n        <\\\/tr>\\n        <\/p>\n<tr>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-L55\\\" class=\\\"blob-num js-line-number js-blob-rnum\\\" data-line-number=\\\"55\\\"><\\\/td>\\n          <\/p>\n<td id=\\\"file-ky038test-ino-LC55\\\" class=\\\"blob-code blob-code-inner js-file-line\\\">}<\\\/td>\\n        <\\\/tr>\\n  <\\\/table>\\n<\\\/div>\\n\\n\\n    <\\\/div>\\n\\n  <\\\/div>\\n\\n<\\\/div>\\n\\n      <\\\/div>\\n      <\/p>\n<div class=\\\"gist-meta\\\">\\n        <a href=\\\"https:\/\/gist.github.com\/sfambach\/92f57fef7c21430029afc43df57680df\/raw\/32f5c32dd272ce5f5baa378f9a3bfc05c57f3477\/KY038Test.ino\\\" style=\\\"float:right\\\" class=\\\"Link--inTextBlock\\\">view raw<\\\/a>\\n        <a href=\\\"https:\/\/gist.github.com\/sfambach\/92f57fef7c21430029afc43df57680df#file-ky038test-ino\\\" class=\\\"Link--inTextBlock\\\">\\n          KY038Test.ino\\n        <\\\/a>\\n        hosted with &#10084; by <a class=\\\"Link--inTextBlock\\\" href=\\\"https:\/\/github.com\\\">GitHub<\\\/a>\\n      <\\\/div>\\n    <\\\/div>\\n<\\\/div>\\n')\n<\/script><\/p>\n<div style='margin-bottom:1em;padding:0;'><noscript><code><\/p>\n<pre style='overflow:auto;margin:0;padding:0;border:1px solid #DDD;'>400: Invalid request<\/pre>\n<p><\/code><\/noscript><\/div>\n<\/div>\n\n\n\n<p><a href=\"https:\/\/gist.github.com\/sfambach\/92f57fef7c21430029afc43df57680df\/archive\/32f5c32dd272ce5f5baa378f9a3bfc05c57f3477.zip\">https:\/\/gist.github.com\/sfambach\/92f57fef7c21430029afc43df57680df\/archive\/32f5c32dd272ce5f5baa378f9a3bfc05c57f3477.zip<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Probleme\"><\/span>Probleme<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Funktioniert bei mir nicht richtig, siehe Fazit. Auch andere scheinen das Problem zu haben, dass der Sensor nur bei hohen Lautst\u00e4rken funktioniert.<\/p>\n\n\n\n<p>Es gibt einen Korrekturvorschlag, der ein paar zus\u00e4tzliche Widerst\u00e4nde auf dem Board anbringt. Siehe hierzu  <a href=\"https:\/\/www.arduinoforum.de\/arduino-Thread-Sound-Sensor-KY-038\">https:\/\/www.arduinoforum.de\/arduino-Thread-Sound-Sensor-KY-038<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Fazit\"><\/span>Fazit<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Das Modul w\u00e4re eine sch\u00f6ne Erweiterung f\u00fcr den Arduino. Leider konnte ich das Modul nicht sinnvollo betreiben. Trotz mehrfacher Versuche war es mir nicht m\u00f6glich mehr als 0.2 Volt Unterschied am analogen Eingang zu erzeugen. Diese h\u00e4ngt damit zusammen, dass das Mikrofonsignal direkt, ohne Verst\u00e4rkung auf den Analogen Ausgangs des Modules gegeben wird. Der Schwellwertschalter funktioniert ist aber leider nur sehr ungenau einstellbar. Ich habe zwei Module aus Fernost verwendet, evtl. haben diese Fehler oder ein Mikrofon mit falschem Pegel. <\/p>\n\n\n\n<p>Ich habe mir 3 andere Module bestellt, unteranderem der KY-037 mit hoher Empfindlichkeit, evtl. bringt dieser bessere Ergebnisse.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Verwandte_Beitrage\"><\/span>Verwandte Beitr\u00e4ge<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<ul class=\"display-posts-listing\">\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/retro-projekt-fdc-usb-floppy-controller\/\">Retro Projekt &#8211; FDC USB Floppy Disk Controller<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/arduino-nano-33-iot-2\/\">Arduino Nano 33 BLE<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/arduino-nano-33-iot\/\">Arduino Nano 33 IOT<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/preview-arduino-motor-shield-mit-l298p\/\">Preview &#8211; Arduino Motor Shield mit L298P<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/preview-arduino-mega-logger-shield\/\">Preview &#8211; Arduino Mega Logger Shield<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/preview-prototyp-schild-fuer-arduino-mega\/\">Preview &#8211; Prototyp Schild f\u00fcr Arduino Mega\u00a0<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/preview-arduino-nano-zusatzplatine\/\">Preview &#8211; Arduino Nano Zusatzplatine<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/preview-arduino-mini-atmega328p-328\/\">Preview &#8211; Arduino Mini ATMEGA328P 328<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/arduino-ethernet-platine-w5100\/\">Arduino Ethernet Platine W5100<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/arduino-vs1053-mp3-audio-shield-mit-tf-karte\/\">Arduino VS1053 MP3 Audio Shield mit TF Karte<\/a><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Quellen\"><\/span>Quellen<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-embed\"><div class=\"wp-block-embed__wrapper\">\nhttp:\/\/sensorkit.joy-it.net\/index.php?title=KY-038_Mikrofon_Sound_Sensor_Modul\n<\/div><\/figure>\n\n\n\n<figure class=\"wp-block-embed\"><div class=\"wp-block-embed__wrapper\">\nhttp:\/\/arduinolearning.com\/code\/ky038-microphone-module-and-arduino-example.php\n<\/div><\/figure>\n\n\n\n<figure class=\"wp-block-embed\"><div class=\"wp-block-embed__wrapper\">\nhttps:\/\/www.arduinoforum.de\/arduino-Thread-Sound-Sensor-KY-038\n<\/div><\/figure>\n\n\n\n<figure class=\"wp-block-embed-youtube wp-block-embed is-type-video is-provider-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Lesson 20 - Sound Sensor Module KY-038\" width=\"840\" height=\"473\" src=\"https:\/\/www.youtube.com\/embed\/CbovaHqvdsM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Hier mal eine akustische Anbindung f\u00fcr Microcontroller. Das Modul KY-038 beherbergt ein Mickrofon und einen Schwellwertschalter, wecher \u00fcber einen Ver\u00e4nderlichen Widerstand einstellbar ist. Beide Signale, die des Schwellwertschalters und das invertierte Mirkrofon Sirgnal werden an den Pina A0 und D0 bereit gestellt. ACHTUNG Ich habe dieses Modul nicht sinnvoll betreiben k\u00f6nnen!!! Fakten Beschreibung Wert Digitaler &#8230;<\/p>\n<a href=\"https:\/\/www.fambach.net\/en\/arduino-vs1053-mp3-audio-shield-mit-tf-karte\/\" class=\"read-more-link\">Continue reading <span class=\"screen-reader-text\">\"Arduino VS1053 MP3 Audio Shield mit TF Karte\"<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a>","protected":false},"author":1,"featured_media":4879,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"categories":[228,157],"tags":[],"modified_by":"sfambach","_links":{"self":[{"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts\/4853"}],"collection":[{"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/comments?post=4853"}],"version-history":[{"count":20,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts\/4853\/revisions"}],"predecessor-version":[{"id":4884,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts\/4853\/revisions\/4884"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/media\/4879"}],"wp:attachment":[{"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/media?parent=4853"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/categories?post=4853"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/tags?post=4853"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}