Keypad Library for ESP32
The Keypad library is designed to easily integrate on any platform. Right now it is compatable with the ESP-IDF. It uses the standard method of selecting a row and scanning all the column to see which key may be pressed.
Library test on 4x4 Matrix Keypad with ESP32 on ESP-IDF v4.2. Can support more that 4x4 keypad ( Not Tested ).
Features of this library are: Allows multiple, simultaneous keypresses.
Library Structure
.
├── examples
│ ├── keypad_countdown_timer.c
│ ├── keypad_read_demo.c
│ └── keypad_read_simultaneous.c
├── Readme.md
├── simple arduino program
│ └── simple_keypad.ino
└── src
├── keypad.c
└── keypad.h
Create the issue and pull request for new feature or fixes.