The Arduino Nano Connector Carrier is a compact add-on board designed for the Arduino Nano boards to allow easy connection to ...

All other documentation, including schematics, firmware, flashing tool, and datasheets, can be found on the wiki. RA4M1-Zero pinout diagram RA4M1-zero components and ports Previously, we have written ...

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, ...

Lets you choose to use Arduino pins, shift register Input/Output, I2C PCF8574/PCF8575, AW9523, and MCP23017 in an inter-changable way. Use it in your sketch to treat shift registers or i2c expanders ...