Step-by-step guide on designing and programming a custom I2C slave sensor device using Arduino. Trump overpowers Musk's ...

This project includes a 12-button keypad interfaced with a host MCU via I2C or UART, designed to serve as a mini keyboard for embedded systems. The STM32L010K4T6 handles debouncing and key scanning, ...

It should also work on an Arduino Mega (AtMega2560), Gemma/AtTiny board, and most other AVR processors running on the Arduino framework. The Arduino Due, Arduino 101, and Teensy boards are not ...