Touch/touch sensor capacitive 3x4 MPR121
Product information:
The MPR121 is a compact capacitive touch controller with I2C interface, ideal for building touch-sensitive interfaces in electronic projects.
This sensor has 3x4 touch sensitive pads and operates on 3.3V.
Because this keypad works with I2C you only need 1 pin on your microcontroller (Arduino/ESP/Raspberry Pi).
There are several libraries for Arduino and ESP for the MPR121.
With supplied header pins.
Dimensions: 38mm x 79mm
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