How does a 4x4 keypad work

Those 4x4 keypads are very common and ideal to use with an Arduino. I show you how they work and what are the basics to use it with an Arduino.
Links
Project Page:
https://rohling-de.blogspot.com/2020/05/using-4x4-keypad.html

4x4 Keypad - https://amzn.to/2A7p5og
Arduino Uno - https://amzn.to/3c1iLMl
Breadboard & Jumpercables - https://amzn.to/3caWE6w

#Maker #Arduino #Keypad

Видео How does a 4x4 keypad work канала nenioc187