{"product_id":"mpr121-capacitive-touch-sensor-module-sensor-keys-keyboard-keys-for","title":"MPR121 capacitive touch sensor module sensor keys keyboard keys for","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eApplication\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eComputer\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eSi Tai\u0026amp;SH\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eChoice\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eyes\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCondition\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNew\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eDissipation Power\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e1\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eHigh-concerned chemical\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003enone\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eModel Number\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMPR121\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003ePackage\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eDIY module\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eSupply Voltage\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e1\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eType\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eModule\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eis_customized\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eYes\u003c\/span\u003e\u003c\/p\u003e\u003cdiv class=\"detailmodule_html\"\u003e\u003cdiv class=\"detail-desc-decorate-richtext\"\u003eWarm prompt: Dear buyer, Our cheapest transportation services Economic category logistics (SunYou Economic Air Mail ,China Post Ordinary Small Packet Plus ) can be traced only befor it arrive your country,please choose Standard category logistics if you want a full tracking info. \u003cdiv\u003e \n \u003cdiv\u003e \n  \u003ch2\u003e\u003cspan style=\"font-size:14.0px;\"\u003eMPR121 Keypad Example Phone Dialing Code\u003c\/span\u003e\u003c\/h2\u003e \n  \u003cdiv\u003e \n   \u003cdiv\u003e \n    \u003cspan style=\"font-size:14.0px;\"\u003e by: Jim Lindblom\u003c\/span\u003e \n   \u003c\/div\u003e \n   \u003cdiv\u003e \n    \u003cspan style=\"font-size:14.0px;\"\u003e     SparkFun Electronics\u003c\/span\u003e \n   \u003c\/div\u003e \n   \u003cdiv\u003e \n    \u003cspan style=\"font-size:14.0px;\"\u003e created on: 1\/6\/10\u003c\/span\u003e \n   \u003c\/div\u003e \n   \u003cdiv\u003e \n    \u003cspan style=\"font-size:14.0px;\"\u003e license: CC-SA 3.0\u003c\/span\u003e \n   \u003c\/div\u003e \n   \u003cdiv\u003e \n    \u003cspan style=\"font-size:14.0px;\"\u003e \u003c\/span\u003e \n   \u003c\/div\u003e \n   \u003cdiv\u003e \n    \u003cspan style=\"font-size:14.0px;\"\u003e Turns the MPR121 Touchpad into a phone keypad. Pressing a pad will\u003c\/span\u003e \n   \u003c\/div\u003e \n   \u003cdiv\u003e \n    \u003cspan style=\"font-size:14.0px;\"\u003e print a 0-9, * or #.\u003c\/span\u003e \n   \u003c\/div\u003e \n   \u003cdiv\u003e \n    \u003cspan style=\"font-size:14.0px;\"\u003e \u003c\/span\u003e \n   \u003c\/div\u003e \n   \u003cdiv\u003e \n    \u003cspan style=\"font-size:14.0px;\"\u003e Hardware: 3.3V Pro Mini\u003c\/span\u003e \n   \u003c\/div\u003e \n   \u003cdiv\u003e \n    \u003cspan style=\"font-size:14.0px;\"\u003e           SDA -\u0026gt; A4\u003c\/span\u003e \n   \u003c\/div\u003e \n   \u003cdiv\u003e \n    \u003cspan style=\"font-size:14.0px;\"\u003e           SCL -\u0026gt; A5\u003c\/span\u003e \n   \u003c\/div\u003e \n   \u003cdiv\u003e \n    \u003cspan style=\"font-size:14.0px;\"\u003e           IRQ -\u0026gt; D2\u003c\/span\u003e \n   \u003c\/div\u003e \n   \u003cdiv\u003e \n    \u003cspan style=\"font-size:14.0px;\"\u003e           \u003c\/span\u003e \n   \u003c\/div\u003e \n   \u003cdiv\u003e \n    \u003cspan style=\"font-size:14.0px;\"\u003e I wasn't having any luck using the Wire.h library, so I've adapted\u003c\/span\u003e \n   \u003c\/div\u003e \n   \u003cdiv\u003e \n    \u003cspan style=\"font-size:14.0px;\"\u003e I2C code from an ATmega328 library to get this working.\u003c\/span\u003e \n   \u003c\/div\u003e \n   \u003cdiv\u003e \n    \u003cspan style=\"font-size:14.0px;\"\u003e If you can get this working with the Wire.h library, I'd be thrilled to hear!\u003c\/span\u003e \n   \u003c\/div\u003e \n  \u003c\/div\u003e \n \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"aeProduct.getSubject()\" src=\"https:\/\/ae01.alicdn.com\/kf\/Sc9bef38f2694454180419684abf90787W.jpg\" width=\"600\" data-src=\"https:\/\/ae01.alicdn.com\/kf\/Sc9bef38f2694454180419684abf90787W.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"aeProduct.getSubject()\" src=\"https:\/\/ae01.alicdn.com\/kf\/Sfa4f1852c0db451499036d9e5f8f7e2dp.jpg\" width=\"600\" data-src=\"https:\/\/ae01.alicdn.com\/kf\/Sfa4f1852c0db451499036d9e5f8f7e2dp.jpg\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/div\u003e\r\n","brand":"Yoeruyo","offers":[{"title":"MPR121","offer_id":55449496813867,"sku":"14:1202#MPR121","price":14.85,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/5744\/8747\/files\/S6412f9b24ac642039d92232859297d66O.webp?v=1788759915","url":"https:\/\/yoeruyo.com\/products\/mpr121-capacitive-touch-sensor-module-sensor-keys-keyboard-keys-for","provider":"Yoeruyo","version":"1.0","type":"link"}