I2C with Raspberry Pi - Tutorial Australia
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Using the MCP23017 port expander with WiringPi2 to give you 16 new GPIO ports – part 3 – RasPi.TV
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Add Digital I/O Pins to Raspberry Pi Hardware Using MCP23017 - MATLAB & Simulink Example
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How To Use A MCP23017 I2C Port Expander With The Raspberry Pi - Part 3 - Raspberry Pi Spy
Python & CircuitPython | Using MCP23008 & MCP23017 with CircuitPython | Adafruit Learning System
Using the MCP23017 port expander with WiringPi2 to give you 16 new GPIO ports – part 3 – RasPi.TV
Maximising Arduino Raspberry Pi ESP32 I/O with MCP23017 I2C GPIO Expander | eBay
ModMyPi MCP23017 pHAT - 16 Channel I/O Expansion (Zero)
