LettersKeypad

Signal Input/Output

A simple 4x3 phonetic alphabet keypad library.
Now you can use your 4x3 keypad for number, alphabet. Its support capslock key also.

Author: Antor Ahmed

Maintainer: Antor Ahmed

Read the documentation

Go to repository

Compatibility

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

Releases

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