Using the MCP23017 port expander with WiringPi2 to give you 16 new GPIO ports – part 3 – RasPi.TV
Python & CircuitPython | Using MCP23008 & MCP23017 with CircuitPython | Adafruit Learning System
Connecting a mcp23017 to your Raspberry Pi | Pi bits
Python & CircuitPython | Adafruit MCP23017 I2C GPIO Expander | Adafruit Learning System
32 Channel Digital Expansion HAT for Raspberry Pi - RobotShop
Connecting a mcp23017 to your Raspberry Pi | Pi bits
How To Use A MCP23017 I2C Port Expander With The Raspberry Pi - Part 3 - Raspberry Pi Spy
Raspberry Pi I2C 4×4 matrix keypad with MCP23017 and Python | Mikronauts.com
Python & CircuitPython | Using MCP23008 & MCP23017 with CircuitPython | Adafruit Learning System
Interfacing an I2C GPIO expander (MCP23017) to the Raspberry Pi using C++ (SYSFS) « Adafruit Industries – Makers, hackers, artists, designers and engineers!
Hooking it all up | MCP230xx GPIO Expander on the Raspberry Pi | Adafruit Learning System
four mcp23017 on a raspberry pi zero is possible? - Raspberry Pi Forums
raspberry pi - Getting the info from MCP23017 with Python - Stack Overflow
MCP230xx IO Expander | Character LCD with Raspberry Pi or BeagleBone Black | Adafruit Learning System
Python & CircuitPython | Using MCP23008 & MCP23017 with CircuitPython | Adafruit Learning System
Amazon.com: CQRobot Ocean: MCP23017 IO Expansion Board Compatible with Raspberry Pi/Micro:bit/Arduino/STM32 Motherboard. I2C Interface, Expands 16 I/O Pins, Up to 8 Expansion Boards Can be Used Simultaneously. : Electronics
Using the MCP23017 port expander with WiringPi2 to give you 16 new GPIO ports – part 3 – RasPi.TV
How To Use A MCP23017 I2C Port Expander With The Raspberry Pi - Part 1 - Raspberry Pi Spy
Raspberry Pi I2C 4×4 matrix keypad with MCP23017 and Python | Mikronauts.com
IO Expansion
MCP23017 Raspberry Pi Python Coding - Python - NCD.io Community
How to use MCP23017 with Raspberry Pi — Steemit
How to connect the MCP23017 GPIO Expander to an Arduino and Raspberry Pi - YouTube
How to Use Port Expanders on the Arduino - Circuit Basics
Expand Raspberry Pi GPIOs with I2C Port Expander
