MicroPython driver for MCP23017 16-bit I/O Expander

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)

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

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

Erriez Arduino libraries

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

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

MCP23017 I2C AccelStepper library for Arduino

Use character liquid crystal display (LCD) in Elixir

Library to access the MCP23017 including interrupts

Interrupt driven keypad/keyrow library for MCP23017 GPIO port expander

An extensive and expandible home automation hardware and software system

ST7920_I2C_MCP23017_GLCD Library

MQTTany is designed to make it easy to connect hardware on single board computers to your home automation solution.

GoLang MCP23017 driver that uses Linux I2C calls

MCP23017/08 GPIO expander chip Python module for raspberrypi