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Example code and board files for MPR121 Breakout board
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Firmware/MPR121Q Adding Bildr Arduino sketch Dec 5, 2013
Hardware test Aug 19, 2015
Production created giant panel v13 Aug 11, 2015
.gitignore Adding board files, code and README Aug 9, 2013 Update Apr 23, 2018

NOTE: This product has been retired from our catalog. If you are looking for more up-to-date info, please check out some of these resources to see how other users are still hacking and improving on this product.

MPR121 Capacitive Touch Sensor Breakout Board

MPR121 Breakout Board
MPR121 Capacitive Touch Sensor Breakout Board (SEN-09695)

This is a breakout board for the MPR121QR2. It is a capacitive touch sensor controller driven by an I2C interface. The chip can control up to twelve individual electrodes, as well as a simulated thirteenth electrode.

Repository Contents

  • /Firmware - Example Arduino Sketch
  • /Hardware - All Eagle design files (.brd, .sch)

License Information

The hardware is released under Creative Commons Share-alike 3.0.
All other code is open source so please feel free to do anything you want with it; you buy me a beer if you use this and we meet someday (Beerware license).