{"id":4554,"date":"2019-08-24T07:29:51","date_gmt":"2019-08-24T07:29:51","guid":{"rendered":"http:\/\/fambach.net\/?p=4554"},"modified":"2022-04-01T10:22:58","modified_gmt":"2022-04-01T10:22:58","slug":"16-servoboard-pca9685","status":"publish","type":"post","link":"https:\/\/www.fambach.net\/en\/16-servoboard-pca9685\/","title":{"rendered":"16-channel PCA9685 Servoboard"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 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 Contents\"><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\/16-servoboard-pca9685\/#Fakten\" >Facts<\/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\/16-servoboard-pca9685\/#Anwendungsbereiche\" >Areas of application<\/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\/16-servoboard-pca9685\/#Ansichten\" >Views<\/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\/16-servoboard-pca9685\/#Programmierung\" >Programming<\/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\/16-servoboard-pca9685\/#Bibliotheken\" >Libraries<\/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\/16-servoboard-pca9685\/#Testprogramm\" >Test programme<\/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\/16-servoboard-pca9685\/#Probleme\" >Problems<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.fambach.net\/en\/16-servoboard-pca9685\/#Erterne_Spannungquelle\" >Erterne Spannungquelle<\/a><\/li><\/ul><\/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\/16-servoboard-pca9685\/#Fazit\" >Conclusion<\/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\/16-servoboard-pca9685\/#Verwandte_Beitrage\" >Verwandte Beitr&auml;ge<\/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\/16-servoboard-pca9685\/#Quellen\" >Sources<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">Platine zur Ansteuerung von bis zu 16 Servos &uuml;ber den I2C Bus. Es empfiehlt sich eine externe Spannungsquelle zu verwenden, da bei gleichzeitiger Fahrt der Servos eine menge Strom ben&ouml;tigt wird.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Fakten\"><\/span>Facts<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Anschluss I2C Bus des Arduino<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table id=\"wpls-table-1\"><tbody><tr><td><strong>Board<\/strong><\/td><td>Arduino Uno<\/td><\/tr><tr><td>Ground<\/td><td>Ground<\/td><\/tr><tr><td>OE<\/td><td>Nicht verbunden<\/td><\/tr><tr><td>SCL<\/td><td>A5<\/td><\/tr><tr><td>Seventh-day Adventist<\/td><td>A4<\/td><\/tr><tr><td>VCC<\/td><td>+5V<\/td><\/tr><tr><td>V+<\/td><td>Wine<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Anschluss I2C Bus an ESP32 NodeMCU<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table id=\"wpls-table-2\"><tbody><tr><td><strong>Board<\/strong><\/td><td>ESP32 Pin<\/td><\/tr><tr><td>Ground<\/td><td>Ground<\/td><\/tr><tr><td>OE<\/td><td>Nicht verbunden<\/td><\/tr><tr><td>SCL<\/td><td>Pin 39<\/td><\/tr><tr><td>Seventh-day Adventist<\/td><td>Pin 42<\/td><\/tr><tr><td>VCC<\/td><td>+3V<\/td><\/tr><tr><td>V+<\/td><td>Wine<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Anwendungsbereiche\"><\/span>Areas of application<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Roboter Arm<\/li><li>Spinne<\/li><li>Alles bei dem mehrere Servos angesteuert werden m&uuml;ssen<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ansichten\"><\/span>Views<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Links der Anschluss zum Mircoprozessor, unten die Anschl&uuml;sse f&uuml;r 16 Servos.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-1 wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image is-style-default\"><a href=\"https:\/\/www.fambach.net\/en\/16-servoboard-pca9685\/pca9685servodriverboard-top\/\"><img loading=\"lazy\" decoding=\"async\" width=\"2465\" height=\"1127\" data-id=\"4591\" src=\"https:\/\/fambach.net\/wp-content\/uploads\/2019\/08\/pca9685ServoDriverBoard-top.jpg\" alt=\"PCA 9685 Servo Driver Board oben\" class=\"wp-image-4591\"><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image is-style-default\"><a href=\"https:\/\/www.fambach.net\/en\/16-servoboard-pca9685\/pca9685servodriverboard-bottom\/\"><img loading=\"lazy\" decoding=\"async\" width=\"3721\" height=\"1645\" data-id=\"4589\" src=\"https:\/\/fambach.net\/wp-content\/uploads\/2019\/08\/pca9685ServoDriverBoard-bottom.jpg\" alt=\"PCA 9685 Servo Driver Board unten\" class=\"wp-image-4589\"><\/a><figcaption>PCA 9685 Servo Driver Board unten<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Programmierung\"><\/span>Programming<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">F&uuml;r den Testaufbau habe ich einen Arduino verwendet, genauso kann auch eine andere Platine wie der ESP herangezogen werden.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Bibliotheken\"><\/span>Libraries<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Zur Ansteuerung kann die Adafruit PWM Bibliothek verwendet werden.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/adafruit\/Adafruit-PWM-Servo-Driver-Library\">https:\/\/github.com\/adafruit\/Adafruit-PWM-Servo-Driver-Library<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Testprogramm\"><\/span>Test programme<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Das Testprogramm besteht aus zwei Teilen:<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>(Ausdokumentiert) Zwei schleifen die alle Servos bewegen<\/li><li>Eingabe Wert auf Konsole (0-180 Grad), alle Servos werden auf diesen Wert eingestellt.<\/li><\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Das Beispiel ist Verf&uuml;gbar auf GITHUB:<\/p>\n\n\n\n<figure class=\"wp-block-embed\"><div class=\"wp-block-embed__wrapper\">\nhttps:\/\/github.com\/sfambach\/arduino\/blob\/master\/shields\/PCA9685\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Hier noch der direkte Download Link:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/minhaskamal.github.io\/DownGit\/#\/home?url=https:\/\/github.com\/sfambach\/arduino\/tree\/master\/shields\/PCA9685\">https:\/\/minhaskamal.github.io\/DownGit\/#\/home?url=https:\/\/github.com\/sfambach\/arduino\/tree\/master\/shields\/PCA9685<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Probleme\"><\/span>Problems<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Erterne_Spannungquelle\"><\/span>Erterne Spannungquelle<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ich habe als externe Spannungsquelle einen Lipo verwendet, dies ist keine gute Idee solang er weniger als 5 Volt hat. Da dann die h&ouml;here Spannung vom Arduino versucht den LIPO zu laden, und dieser kaputt geht.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Fazit\"><\/span>Conclusion<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Wenn man mal viele Servos ansteuern m&ouml;chte ist dieses Board genau das richtige.  Es ist gut beschriftet und l&auml;sst keine Fragen offen.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Verwandte_Beitrage\"><\/span>Verwandte Beitr&auml;ge<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Quellen\"><\/span>Sources<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/adafruit\/Adafruit-PWM-Servo-Driver-Library\">https:\/\/github.com\/adafruit\/Adafruit-PWM-Servo-Driver-Library<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.nxp.com\/pages\/16-channel-12-bit-pwm-fm-plus-ic-bus-led-controller:PCA9685\">https:\/\/www.nxp.com\/pages\/16-channel-12-bit-pwm-fm-plus-ic-bus-led-controller:PCA9685<\/a><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Complete guide to  PCA9685 16 channel Servo controller for Arduino with code V1\" width=\"840\" height=\"473\" src=\"https:\/\/www.youtube.com\/embed\/y8X9X10Tn1k?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe>\n<\/figure>","protected":false},"excerpt":{"rendered":"<p>Platine zur Ansteuerung von bis zu 16 Servos &uuml;ber den I2C Bus. Es empfiehlt sich eine externe Spannungsquelle zu verwenden, da bei gleichzeitiger Fahrt der Servos eine menge Strom ben&ouml;tigt wird. Fakten Anschluss I2C Bus des Arduino Board Arduino Uno GND GND OE Nicht verbunden SCL A5 SDA A4 VCC +5V V+ Vin Anschluss I2C &#8230;<\/p>\n<a href=\"https:\/\/www.fambach.net\/en\/16-servoboard-pca9685\/\" class=\"read-more-link\">Carry on reading <span class=\"screen-reader-text\">\"16 Servoboard PCA9685\"<\/span> <span class=\"meta-nav\">\u2192<\/span><\/a>","protected":false},"author":1,"featured_media":4588,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"no","_lmt_disable":"no","footnotes":""},"categories":[207],"tags":[29,33,122,109],"class_list":["post-4554","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-servos","tag-arduino","tag-esp","tag-servo","tag-zusatzplatine","penguin-post","penguin-post-not-sticky"],"modified_by":"sfambach","_links":{"self":[{"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts\/4554","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=4554"}],"version-history":[{"count":6,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts\/4554\/revisions"}],"predecessor-version":[{"id":8469,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts\/4554\/revisions\/8469"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/media\/4588"}],"wp:attachment":[{"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/media?parent=4554"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/categories?post=4554"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/tags?post=4554"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}