I2C: MCP23008 & MCP23017 | Wiring Pi
Using the MCP23017 port expander with WiringPi2 to give you 16 new GPIO ports – part 3 – RasPi.TV
Amazon.com: XICOOLEE MCP23017 I/O Expansion Board Module SG-IO-E017, 16 I/O Pins Supports for Raspberry Pi Series, Onboard 3-Digit DIP Switch, I2C Interface Compatible with 3.3V/5V Working Level : Electronics
gpio - Daisy Chaining MCP23017 & Addressing - Raspberry Pi Stack Exchange
MCP23017 module - GPIO pin expander - 16-channel I2C - STEMMA QT / Qwiic - Adafruit 5346 Botland - Robotic Shop
Raspberry Pi connected to MCP23017 expander chip
How To Use A MCP23017 I2C Port Expander With The Raspberry Pi - Part 1 - Raspberry Pi Spy
I2C Serial Communication Bus in Raspberry pi - Electronic Clinic
Add Digital I/O Pins to Raspberry Pi Hardware Using MCP23017 - MATLAB & Simulink Example
How To Use A MCP23017 I2C Port Expander With The Raspberry Pi - Part 1 - Raspberry Pi Spy
Novel Devices
Using the MCP23017 port expander with WiringPi2 to give you 16 new GPIO ports – part 3 – RasPi.TV
four mcp23017 on a raspberry pi zero is possible? - Raspberry Pi Forums
MCP23017 Port Expanders | 8BitCoder
Interfacing an I2C GPIO expander (MCP23017) to the Raspberry Pi using C++ (SYSFS) – Dangerous Prototypes
Waveshare MCP23017 IO Expansion Board Expands 16 I/O Pins for Raspberry Pi
I2C with Raspberry Pi - Tutorial Australia
IO Expansion
rpi.gpio - Connect multiple concurrent MCP23017 to Raspberry Pi - Raspberry Pi Stack Exchange
Add Digital I/O Pins to Raspberry Pi Hardware Using MCP23017 - MATLAB & Simulink Example
MCP23017 16Bit I2C I/O Expander (HCCOIC0048) - forum.hobbycomponents.com
MCP23017 HAT - 32 Channel I/O Expansion HAT - PiShop.us
Connecting a mcp23017 to your Raspberry Pi | Pi bits
