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Initial page.

Rene Bartsch 2018-07-06 12:13:46 +02:00
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# MPR121 Proximity Capacitive Touch Sensor Controller
* 12-button I2C touch controller
* Driver supports up to 4x MPR121 controllers (= 48 buttons per ESP8266)
* Electrodes can be covered with adhesive paper and adhesive plastic foil for labeling and symbols
* Break-out and touch button PCBs ~ 2,- € at [AliExpress](https://www.aliexpress.com/wholesale?catId=0&initiative_id=&SearchText=mpr121)
![Touchpad front](http://ae01.alicdn.com/kf/HTB1qxxWSVXXXXXNXpXXq6xXFXXXO.jpg)
![Touchpad back](http://ae01.alicdn.com/kf/HTB1j.0aSVXXXXcPapXXq6xXFXXXR.jpg)
![Break-out front](http://ae01.alicdn.com/kf/HTB1n4svmfiSBuNkSnhJq6zDcpXaF.jpg)
![Breakout back](http://ae01.alicdn.com/kf/HTB19CpYuL5TBuNjSspcq6znGFXaU.jpg)