![Add Digital I/O Pins to Raspberry Pi Hardware Using MCP23017 - MATLAB & Simulink Example - MathWorks France Add Digital I/O Pins to Raspberry Pi Hardware Using MCP23017 - MATLAB & Simulink Example - MathWorks France](https://fr.mathworks.com/help/examples/raspberrypiio/win64/xxmcp23017_circuit.png)
Add Digital I/O Pins to Raspberry Pi Hardware Using MCP23017 - MATLAB & Simulink Example - MathWorks France
GitHub - custom-build-robots/Raspberry-Pi-MCP23017-library: Easy to use library for the MCP23017 connected to a Raspberry Pi
![Waveshare MCP23017 IO Expansion Board, I2C Interface, Expands 16 I/O Pins, Compatible with Both 3.3V and 5V Levels : Amazon.fr: Informatique Waveshare MCP23017 IO Expansion Board, I2C Interface, Expands 16 I/O Pins, Compatible with Both 3.3V and 5V Levels : Amazon.fr: Informatique](https://m.media-amazon.com/images/I/61aNbX11TbL._AC_UF1000,1000_QL80_.jpg)
Waveshare MCP23017 IO Expansion Board, I2C Interface, Expands 16 I/O Pins, Compatible with Both 3.3V and 5V Levels : Amazon.fr: Informatique
![gpio - rPi model B + MCP23017 + relay board. GPA0 pin low output not close enough to 0v to trigger relay - Raspberry Pi Stack Exchange gpio - rPi model B + MCP23017 + relay board. GPA0 pin low output not close enough to 0v to trigger relay - Raspberry Pi Stack Exchange](https://i.stack.imgur.com/AFQYU.jpg)
gpio - rPi model B + MCP23017 + relay board. GPA0 pin low output not close enough to 0v to trigger relay - Raspberry Pi Stack Exchange
![MCP230xx IO Expander | Character LCD with Raspberry Pi or BeagleBone Black | Adafruit Learning System MCP230xx IO Expander | Character LCD with Raspberry Pi or BeagleBone Black | Adafruit Learning System](https://cdn-learn.adafruit.com/assets/assets/000/018/263/medium800/raspberry_pi_RaspberryPiRGB_MCP_bb.png?1405985057)