Adding an MCP23017 I/O Extender to Arduino or ESP8266 - Instructables
mcp23017 | Toren K. Smith
How to use different device address for MCP23017 so I can use multiple chips? · Issue #15 · adafruit/Adafruit-MCP23017-Arduino-Library · GitHub
Pinouts | Adafruit MCP23017 I2C GPIO Expander | Adafruit Learning System
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MCP23017 with Adafruit Library - Maker and IOT Ideas
![Amazon.com: Adafruit MCP23017 - i2c 16 Input/Output Port Expander [ADA732]](https://m.media-amazon.com/images/I/41NRkMu71uL.jpg "Amazon.com: Adafruit MCP23017 - i2c 16 Input/Output Port Expander [ADA732]")
Amazon.com: Adafruit MCP23017 - i2c 16 Input/Output Port Expander [ADA732]
How to Connect an MCP23017 I/O Port Expander to an Arduino
Raspberry Pi – MCP23017 bi-directional 16-Bit I/O Expander with I2C Bus | Roboter planen bauen programmieren
More than one MCP23017? | g7smy.co.uk
Using the MCP23017 IO Expansion Board - Projects made with Blynk - Blynk Community
Adafruit 732 MCP23017 - i2c 16 input/output port expander Arduino, Electronics and Robotics Electan, OnLine Store
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Using the MCP23017 IO Expansion Board - Projects made with Blynk - Blynk Community
How To Use A MCP23017 I2C Port Expander With The Raspberry Pi - Part 1 - Raspberry Pi Spy
Expand your mind, and I/O ports! MCP23017 IO Port Expander! Presto, Expando! – Science Electronics Fun!
arduino mega - How to use different device address for MCP23017 so I can use multiple chips? - Arduino Stack Exchange
Pinouts | Adafruit MCP23017 I2C GPIO Expander | Adafruit Learning System
ESP32 and MCP23017 flashy led example | ESP32 Learning
MCP23017: Have you run out of I/O? This chip is the answer!
