mcp23017 topic
eth-io
ESP32 based ethernet I/O board for home automation
MCP23017_WE
Library for the MCP23017 and MCP23S17 I/O Expander
CaravanPi
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/b...
arduino-mcp23017
Complete support of MCP23017
micropython-mcp23017
MicroPython driver for MCP23017 16-bit I/O Expander
arduino-multi-relay2
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
MCP23017 8/16-bit I/O Expander (mcp23) with advanced features for linux based systems
HA-mcp23017
MCP23017 implementation for Home Assistant (threadsafe, lower latency and config flow support)