{"id":8550,"date":"2022-04-15T08:35:00","date_gmt":"2022-04-15T08:35:00","guid":{"rendered":"https:\/\/www.fambach.net\/?p=8550"},"modified":"2026-10-15T22:45:47","modified_gmt":"2026-10-15T22:45:47","slug":"d1-mini-shield-buzzer-pipser","status":"publish","type":"post","link":"https:\/\/www.fambach.net\/en\/d1-mini-shield-buzzer-pipser\/","title":{"rendered":"D1 Mini Shield \u2013 Buzzer (Beeper)"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_89 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\/esp8266-32-wifi-manager\/#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\/esp8266-32-wifi-manager\/#Kompatibilitat\" >Kompatibilit\u00e4t<\/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\/esp8266-32-wifi-manager\/#Anwendungsbereiche\" >Anwendungsbereiche<\/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\/esp8266-32-wifi-manager\/#Ansichten\" >Ansichten<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.fambach.net\/en\/esp8266-32-wifi-manager\/#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-6\" href=\"https:\/\/www.fambach.net\/en\/esp8266-32-wifi-manager\/#Bibliotheken\" >Bibliotheken<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.fambach.net\/en\/esp8266-32-wifi-manager\/#Testprogramm\" >Testprogramm<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.fambach.net\/en\/esp8266-32-wifi-manager\/#Probleme\" >Probleme<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.fambach.net\/en\/esp8266-32-wifi-manager\/#Beispiel_von_Wemos_funktioniert_bei_mir_nicht_mit_dem_ESP8266\" >Beispiel von Wemos funktioniert bei mir nicht mit dem ESP8266.<\/a><\/li><\/ul><\/li><\/ul><\/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\/esp8266-32-wifi-manager\/#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\/esp8266-32-wifi-manager\/#Weitere_Beitrage\" >Weitere Beitr\u00e4ge<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.fambach.net\/en\/esp8266-32-wifi-manager\/#Andere_Shields\" >Andere Shields<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.fambach.net\/en\/esp8266-32-wifi-manager\/#Mehr_ESPs\" >Mehr ESPs<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.fambach.net\/en\/esp8266-32-wifi-manager\/#Quellen\" >Quellen<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.fambach.net\/en\/esp8266-32-wifi-manager\/#Quellen_zum_Shield\" >Quellen zum Shield<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.fambach.net\/en\/esp8266-32-wifi-manager\/#Quellen_zu_den_Boards\" >Quellen zu den Boards<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">Mit Hilfe dieser Zusatzplatine k\u00f6nnen dem D1 mini ein paar T\u00f6ne abgerungen werden.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Zum D1 mini ESP8266 und ESP 32 gehts hier lang:<\/strong><\/p>\n\n\n<ul class=\"display-posts-listing\"><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/preview-w600-pico-v1-0-0-1mb-flash\/\">Preview \u2013 W600-Pico V1.0.0 1MB Flash<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/d1-mini-esp8266-modul-2-3\/\">(Wemos) C3 Mini<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/d1-mini-esp8266-modul-2-2\/\">(Wemos) D1 ESP32<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/d1-mini-esp8266-modul-3\/\">Wemos D1 Mini Pro (V1.1.0)<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/d1-mini-esp8266-modul\/\">Wemos D1 Mini<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"fakten\"><span class=\"ez-toc-section\" id=\"Fakten\"><\/span>Fakten<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Ein Buzzer, mehr nicht. Er kann mit den IOs D5 \u2013 D8 \u00fcber eine L\u00f6tbr\u00fccke verbunden werden. Bei mir war keine Vorauswahl getroffen.<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table id=\"wpls-table-1\"><thead><tr><th>Beschreibung<\/th><th>Name<\/th><th>D1<\/th><th>D1 32<\/th><\/tr><\/thead><tbody><tr><td>Eingang Buzzer, abh\u00e4ngig von der gew\u00e4hlten L\u00f6tbr\u00fccke<\/td><td>BUZZER <\/td><td>D5 \/ D6 \/D7 \/D8<\/td><td>GPIO 22\/21\/17\/16<\/td><\/tr><\/tbody><\/table><figcaption>D1 Mini Shield \u2013 Buzzer (Pipser) \u2013 Pinout<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-default\"><img loading=\"lazy\" decoding=\"async\" width=\"208\" height=\"223\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/ESPD1MiniSet-Buzzer-loetbruecke.jpg\" alt=\"\" class=\"wp-image-8553\" srcset=\"https:\/\/www.fambach.net\/wp-content\/uploads\/ESPD1MiniSet-Buzzer-loetbruecke.jpg 208w, https:\/\/www.fambach.net\/wp-content\/uploads\/ESPD1MiniSet-Buzzer-loetbruecke-11x12.jpg 11w\" sizes=\"auto, (max-width: 599px) calc(100vw - 50px), (max-width: 767px) calc(100vw - 70px), (max-width: 991px) 429px, (max-width: 1199px) 637px, 354px\"><figcaption>D1 Mini Shield \u2013 Buzzer (Pipser) \u2013 L\u00f6tbr\u00fccken (unbelegt)<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a rel=\"noreferrer noopener\" href=\"https:\/\/www.wemos.cc\/en\/latest\/_static\/files\/sch_buzzer_v1.0.0.pdf\" data-type=\"URL\" data-id=\"https:\/\/www.wemos.cc\/en\/latest\/_static\/files\/sch_buzzer_v1.0.0.pdf\" target=\"_blank\" class=\"ub-content-link__anchor\">Schaltplan<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"kompatibilitaet\"><span class=\"ez-toc-section\" id=\"Kompatibilitat\"><\/span>Kompatibilit\u00e4t<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table id=\"wpls-table-2\"><thead><tr><th>D1 Typ<\/th><th>Kompatibel<\/th><th>Begr\u00fcndung, wenn nicht<\/th><\/tr><\/thead><tbody><tr><td><strong>D1 mini<\/strong><\/td><td>Ja<\/td><td><\/td><\/tr><tr><td><strong>D1 mini Pro<\/strong><\/td><td>Ja<\/td><td>Nicht getestet<\/td><\/tr><tr><td><strong>D1 mini Lite<\/strong><\/td><td>Ja<\/td><td>Nicht getestet<\/td><\/tr><tr><td><strong>D1 32<\/strong><\/td><td>Ja<\/td><td><\/td><\/tr><tr><td><br><br><strong>S2 mini<\/strong><\/td><td>Ja<\/td><td>Nicht getestet<\/td><\/tr><tr><td><strong>C3<\/strong><\/td><td>Ja<\/td><td>Nicht getestet<\/td><\/tr><\/tbody><\/table><figcaption>Kompatibilit\u00e4t zu den D1 Boards<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"anwendungsbereiche\"><span class=\"ez-toc-section\" id=\"Anwendungsbereiche\"><\/span>Anwendungsbereiche<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Signalgeber<\/li><li>Alarm<\/li><li>Warnton <\/li><li>Tastaturr\u00fcckmeldung<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"ansichten\"><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 has-nested-images columns-0 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large is-style-default\"><a href=\"https:\/\/www.fambach.net\/?attachment_id=8551\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"596\" data-id=\"8551\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/ESPD1MiniSet-Buzzer-front.jpg\" alt=\"\" class=\"wp-image-8551\" srcset=\"https:\/\/www.fambach.net\/wp-content\/uploads\/ESPD1MiniSet-Buzzer-front.jpg 600w, https:\/\/www.fambach.net\/wp-content\/uploads\/ESPD1MiniSet-Buzzer-front-300x298.jpg 300w, https:\/\/www.fambach.net\/wp-content\/uploads\/ESPD1MiniSet-Buzzer-front-200x200.jpg 200w, https:\/\/www.fambach.net\/wp-content\/uploads\/ESPD1MiniSet-Buzzer-front-12x12.jpg 12w\" sizes=\"auto, (max-width: 599px) calc(100vw - 50px), (max-width: 767px) calc(100vw - 70px), (max-width: 991px) 429px, (max-width: 1199px) 637px, 354px\"><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><a href=\"https:\/\/www.fambach.net\/?attachment_id=8552\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"666\" data-id=\"8552\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/ESPD1MiniSet-buzzer-back.jpg\" alt=\"\" class=\"wp-image-8552\" srcset=\"https:\/\/www.fambach.net\/wp-content\/uploads\/ESPD1MiniSet-buzzer-back.jpg 600w, https:\/\/www.fambach.net\/wp-content\/uploads\/ESPD1MiniSet-buzzer-back-270x300.jpg 270w, https:\/\/www.fambach.net\/wp-content\/uploads\/ESPD1MiniSet-buzzer-back-11x12.jpg 11w\" sizes=\"auto, (max-width: 599px) calc(100vw - 50px), (max-width: 767px) calc(100vw - 70px), (max-width: 991px) 429px, (max-width: 1199px) 637px, 354px\"><\/a><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"programmierung\"><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\" id=\"bibliotheken\"><span class=\"ez-toc-section\" id=\"Bibliotheken\"><\/span>Bibliotheken<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Es gibt Bibliotheken, die ganze Symphonien erlauben, f\u00fcr einen ersten Test ist aber keine n\u00f6tig.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Arduino ESP32  Bibliothek V2.0.2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Arduino ESP8266 Bibliothek V3.0.2<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"testprogramm\"><span class=\"ez-toc-section\" id=\"Testprogramm\"><\/span>Testprogramm<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ich habe das Testprogramm von Wemos verwendet und es etwas angepasst.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Quellcode <code>BuzzerTest.ino<\/code> (<span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a href=\"https:\/\/github.com\/sfambach\/D1Mini\/tree\/master\/shields\/Buzzer\/examples\/BuzzerTest\" class=\"ub-content-link__anchor\">GitHub<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span>)<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"cpp\" class=\"language-cpp\">\/** D1 Mini Buzzer Shield Test \n *  \n *  Tested with \n *  D1 mini\n *  D1 EP32\n *  \n *  Libraries\n *  only Arduino\n *  \n *  Example based on:\n *  https:\/\/github.com\/wemos\/D1_mini_Examples\/tree\/master\/examples\/04.Shields\/Buzzer_Shield\/Do_Re_Mi\n *  \n *  Enhanced By \n *  S. Fambach\n *  \n *  Visit https:\/\/www.fambach.net if you want\n *\/\n \n#define DUTY 512\n#define OFF  0\n\n\n#ifdef ESP8266\n  \/\/ nothing to declare\n#elif defined(ESP32)\n  \/\/ define D5 pin for ESP 32\n  #ifndef D5\n    #define D5 18\n  #endif\n  \n  \n  \/\/ use first channel of 16 channels (started from zero)\n  #define LEDC_CHANNEL_0     0\n  \n  \/\/ use 13 bit precission for LEDC timer\n  #define LEDC_TIMER_13_BIT  13\n  \n  \/\/ use 5000 Hz as a LEDC base frequency\n  #define LEDC_BASE_FREQ     0\n\n#endif\n\n\/\/ define buzzer port \nint buzzer=D5; \n\n\/\/ define Notes\n\/\/ Note name: C6 D6 E6 F6 G6 A6 B6 C7   \n\/\/ http:\/\/newt.phys.unsw.edu.au\/jw\/notes.html\nint freq[]={1047,1175,1319,1397,1568,1760,1976,2093};\n\n\/\/ name notes\nString note[]={\"C6\", \"D6\", \"E6\", \"F6\", \"G6\", \"A6\", \"B6\", \"C7\"};\n\nvoid setup() {\n  \n  pinMode(buzzer, OUTPUT);\n\n  \n  #if defined( ESP32 )\n    \/\/ init esp 32 pwm (rest is the same for esp8266 and esp32\n    ledcSetup(LEDC_CHANNEL_0, LEDC_BASE_FREQ, LEDC_TIMER_13_BIT);\n    ledcAttachPin(buzzer, LEDC_CHANNEL_0);\n    ledcWrite(LEDC_CHANNEL_0, OFF);\n  #endif\n  \n  digitalWrite(buzzer, LOW);\n  \n  Serial.begin(115200);\n  Serial.println(\"Buzzer Test...\");\n}\n\nvoid loop() {\n  for(int i=0; i&lt;8; i++){\n\n\/\/ set the current frequency \n#if defined( ESP8266 )\n    \/\/ we have to set both i don't know why but without this it does not work\n    analogWriteRange(freq[i]);\n    analogWriteFreq(freq[i]);\n#elif defined( ESP32 )\n    ledcSetup(LEDC_CHANNEL_0, freq[i], LEDC_TIMER_13_BIT);\n    ledcAttachPin(buzzer, LEDC_CHANNEL_0);\n#endif\n\n    \/\/ write some information on the console about the current note\n    Serial.print(\"Note name: \");\n    Serial.print(note[i]);\n    Serial.print(\", Freq: \");\n    Serial.print(freq[i]);\n    Serial.println(\"Hz\");\n\n    \/\/ turn tone on \n#if defined( ESP8266 )\n    pinMode(buzzer, OUTPUT); \/\/?\n    analogWrite(buzzer, DUTY);\n#elif defined( ESP32 )\n    ledcWrite(LEDC_CHANNEL_0, DUTY);\n#endif   \n    delay(1000);\n\n    \/\/ turn tone off \n#if defined( ESP8266 )\n    analogWrite(buzzer, OFF);\n    digitalWrite(buzzer, LOW);\n#elif defined( ESP32 )\n    ledcWrite(LEDC_CHANNEL_0, OFF);\n#endif \n     \n    delay(1000);\n  }\n  Serial.println(\"STOP\");\n  delay(5000);\n\n}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"probleme\"><span class=\"ez-toc-section\" id=\"Probleme\"><\/span>Probleme<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"beispiel-von-wemos-funktioniert-bei-mir-nicht-mit-dem-esp8266\"><span class=\"ez-toc-section\" id=\"Beispiel_von_Wemos_funktioniert_bei_mir_nicht_mit_dem_ESP8266\"><\/span><strong>Beispiel von Wemos funktioniert bei mir nicht mit dem ESP8266.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Das Beispiel entspricht zwar der Spezifikation, funktioniert bei mir mit der aktuellen (Version 3.0.2) Arduino Bibliothek nicht. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ich musste zus\u00e4tzlich auch immer noch die Frequenz setzen, damit das Programm bei mir seine Arbeit verrichtet.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>    analogWriteRange(freq[i]);\r\n    analogWriteFreq(freq[i]);<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"fazit\"><span class=\"ez-toc-section\" id=\"Fazit\"><\/span>Fazit<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tut, was es soll, f\u00fcr den Erfahrenen sehr unspektakul\u00e4r, f\u00fcr den Anf\u00e4nger ein H\u00f6hepunkt.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"weitere-beitraege\"><span class=\"ez-toc-section\" id=\"Weitere_Beitrage\"><\/span>Weitere Beitr\u00e4ge<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"andere-shields\"><span class=\"ez-toc-section\" id=\"Andere_Shields\"><\/span>Andere Shields<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<ul class=\"display-posts-listing\"><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/d1-mini-shield-prototyp-platine\/\">D1 Mini Shield \u2013 Prototyp-Platine<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/d1-mini-shield-rgb-led-einzeln\/\">D1 Mini Shield \u2013 RGB LED (Einzeln)<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/d1-mini-shield-rgb-led\/\">D1 Mini Shield \u2013 RGB LED<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/d1-mini-shield-pir-bewegungssensor\/\">D1 Mini Shield \u2013 PIR (Bewegungssensor)<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/d1-mini-shield-hr8833-motor\/\">D1 Mini Shield \u2013 HR8833 Motor<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/d1-mini-shield-at8870-motor\/\">D1 Mini Shield \u2013 AT8870 Motor<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/d1-mini-shield-sg30-luftqualitaet\/\">D1 Mini Shield \u2013 SG30 Luftqualit\u00e4tsmessung<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/d1-mini-shield-i2c-connector\/\">D1 Mini Shield \u2013 I2C Connector<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/d1-mini-shield-matrix-led-shield\/\">D1 Mini Shield \u2013 Matrix LED Shield<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/d1-mini-shield-oled-64x48\/\">D1 Mini Shield \u2013 Oled 64\u00d748<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"mehr-esps\"><span class=\"ez-toc-section\" id=\"Mehr_ESPs\"><\/span>Mehr ESPs <span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<ul class=\"display-posts-listing\"><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/october-check-2026\/\">October Check 2026 \u2013 Neue Mikrocontroller und Boards<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/ulanzi-tc001-smart-pixel-clock\/\">Ulanzi TC001 Smart Pixel Clock<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/esp-web-serial-bibliothek\/\">ESP WEB Serial Bibliothek<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/esp32-c3-seeed-studio-xiao\/\">ESP32-C3 seeed studio xiao<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/esp32-c3-super-mini-board\/\">ESP32-C3 Super Mini Board<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/preview-luatos-esp32-c3-board\/\">Preview \u2013 LuatOs ESP32-C3 Board<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/esp32-bluetooth-gamepad-2\/\">ESP32 BlueTooth Gamepad<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/esp01-relay-platinen-2\/\">ESP01 \u2013 DHT11 Temperatur und Feuchte Sensor Platinen<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/esp01-relay-platinen\/\">ESP01 Relais Platinen<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><li class=\"listing-item\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a class=\"title ub-content-link__anchor\" href=\"https:\/\/www.fambach.net\/en\/esp8266-32-wifi-manager\/\">ESP8266\/32 WiFi Manager<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"quellen\"><span class=\"ez-toc-section\" id=\"Quellen\"><\/span>Quellen<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"quellen-zum-shield\"><span class=\"ez-toc-section\" id=\"Quellen_zum_Shield\"><\/span>Quellen zum Shield<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a href=\"https:\/\/www.wemos.cc\/en\/latest\/d1_mini_shield\/buzzer.html\" data-type=\"URL\" data-id=\"https:\/\/www.wemos.cc\/en\/latest\/d1_mini_shield\/buzzer.html\" target=\"_blank\" rel=\"noreferrer noopener\" class=\"ub-content-link__anchor\">Herstellerseite<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a href=\"https:\/\/www.wemos.cc\/en\/latest\/_static\/files\/sch_buzzer_v1.0.0.pdf\" data-type=\"URL\" data-id=\"https:\/\/www.wemos.cc\/en\/latest\/_static\/files\/sch_buzzer_v1.0.0.pdf\" target=\"_blank\" rel=\"noreferrer noopener\" class=\"ub-content-link__anchor\">Schaltplan<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a rel=\"noreferrer noopener\" href=\"https:\/\/www.wemos.cc\/en\/latest\/_static\/files\/mlt-8540.pdf\" data-type=\"URL\" data-id=\"https:\/\/www.wemos.cc\/en\/latest\/_static\/files\/mlt-8540.pdf\" target=\"_blank\" class=\"ub-content-link__anchor\">Datenblatt Buzzer MLT8540<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span> (Chinesisch)<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"quellen-zu-den-boards\"><span class=\"ez-toc-section\" id=\"Quellen_zu_den_Boards\"><\/span>Quellen zu den Boards<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a href=\"https:\/\/www.wemos.cc\/en\/latest\/\" class=\"ub-content-link__anchor\">Herstellerseite<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a href=\"https:\/\/www.wemos.cc\/en\/latest\/_static\/files\/sch_d1_mini_v3.0.0.pdf\" class=\"ub-content-link__anchor\">Schaltplan<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a href=\"https:\/\/www.wemos.cc\/en\/latest\/ch340_driver.html\" class=\"ub-content-link__anchor\">CH340 USB Treiber<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"ub-content-link ub-content-link--ok ub-content-link--status-after\"><a href=\"https:\/\/arduino-projekte.info\/wemos-d1-mini\/\" class=\"ub-content-link__anchor\">https:\/\/arduino-projekte.info\/wemos-d1-mini\/<\/a><span class=\"ub-status ub-status--ok\" title=\"Link status: OK\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: OK<\/span><\/span><\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"ub-content-link ub-content-link--broken ub-content-link--status-after is-broken\"><a href=\"https:\/\/www.exp-tech.de\/plattformen\/esp8266\/entwicklungsboards\/8898\/wemos-d1-mini\" class=\"ub-content-link__anchor\" title=\"This link appears to be broken.\">https:\/\/www.exp-tech.de\/plattformen\/esp8266\/entwicklungsboards\/8898\/wemos-d1-mini<\/a><span class=\"ub-status ub-status--broken\" title=\"Link status: Broken\"><span class=\"ub-status__icon\" aria-hidden=\"true\">\u25cf<\/span><span class=\"screen-reader-text\">Link status: Broken<\/span><\/span><\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n","protected":false},"excerpt":{"rendered":"<p>Mit Hilfe dieser Zusatzplatine k\u00f6nnen dem D1 mini ein paar T\u00f6ne abgerungen werden. Fakten Ein Buzzer, mehr nicht. Er kann mit den IOs D5 &#8211; D8 \u00fcber eine L\u00f6tbr\u00fccke verbunden werden. Bei mir war keine Vorauswahl getroffen. Beschreibung Name D1 D1 32 Eingang Buzzer, abh\u00e4ngig von der gew\u00e4hlten L\u00f6tbr\u00fccke BUZZER D5 \/ D6 \/D7 \/D8 &#8230;<\/p>\n<a href=\"https:\/\/www.fambach.net\/en\/esp8266-32-wifi-manager\/\" class=\"read-more-link\">Carry on reading <span class=\"screen-reader-text\">\"ESP8266\/32 WiFi Manager\"<\/span> <span class=\"meta-nav\">\u2192<\/span><\/a>","protected":false},"author":1,"featured_media":8599,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"no","_lmt_disable":"no","footnotes":""},"categories":[591,196],"tags":[136,594,33,148,23,605,111,229],"class_list":["post-8550","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-esp-dx-mini-shield","category-lautsprecher-buzzer","tag-buzzer","tag-d1-mini","tag-esp","tag-esp32","tag-esp8266","tag-pieper","tag-shield","tag-wemos","penguin-post","penguin-post-not-sticky"],"modified_by":"sfambach","_links":{"self":[{"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts\/8550","targetHints":{"allow":["GET"]}}],"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=8550"}],"version-history":[{"count":17,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts\/8550\/revisions"}],"predecessor-version":[{"id":19656,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts\/8550\/revisions\/19656"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/media\/8599"}],"wp:attachment":[{"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/media?parent=8550"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/categories?post=8550"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/tags?post=8550"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}