mcp23017

MicroPython driver for MCP23017 16-bit I/O Expander

Raspberry Pi Python Libraries for the expansion boards from AB Electronics UK

Complete support of MCP23017

ESP32 based ethernet I/O board for home automation

Library for the MCP23017 and MCP23S17 I/O Expander

Smarthome for Caravans and Motor Homes - System for measuring and displaying various values in caravans and motor homes, including climate values, fill levels and leveling data, energy data, propane/butane sensor. incl. display, config website, test routines, etc. Own circuit board created

Arduino Relay controling sketch with multiple button types (mono-/bi-stable, reed switch), multiple actions (click, double-click, long-click) and MySensors protocol (Serial and MQTT)

An easy to use but comprehensive Event Library for Buttons, Encoders, Encoder Buttons, Analog Inputs, Joysticks and Switches with built in debouncing.

MCP23017 8/16-bit I/O Expander (mcp23) with advanced features for linux based systems

Erriez Arduino libraries

C Code and demos to use with the Raspberry Pi boards from AB ElectronicsUK

MCP23017 implementation for Home Assistant (threadsafe, lower latency and config flow support)

MCP23017 a 16-Bit I2C I/O Expander with Serial Interface module

Raspberry Pi NodeJS Libraries for the expansion boards from AB Electronics UK

C++ Code and demos to use with the Raspberry Pi expansion boards from AB Electronics UK

A simple driver for ESP8266 enthusiasts out there to drive MCP23017 16-bit IO Expander

Use liquid crystal display (LCD) in Elixir

MCP23017 I2C AccelStepper library for Arduino

Industrial DIN-rail GPIO expander with MCP23017 providing 16 I/O channels via I²C. Features optoisolated inputs, high-current outputs, selectable 5V/24V power, and hardware address configuration with 7-segment display. Ideal for PLC expansion and industrial automation.

Windows 10 IOT .net class libraries for the Raspberry Pi expansion boards from AB Electronics UK