Device Control

KeyMatrix is poll event library for matrix keypads.
It includes various alphanumeric modes to process text on phone-like keypads.

Author: Gon├žalo Baltazar

Maintainer: Gon├žalo Baltazar

Read the documentation


This library is compatible with all architectures so you should be able to use it on all the Arduino boards.


To use this library, open the Library Manager in the Arduino IDE and install it from there.