Adafruit MCP23017 I2C GPIO Expander Breakout (STEMMA QT / Qwiic) | The Pi Hut
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MCP23017 16 bit I/O Expansion Board I2C Interface for Raspberry Pi
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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
MCP23017 16 bit I/O Expansion Board I2C Interface for Raspberry Pi
How to use the MCP23017 Port Expander with the Raspberry Pi | The Pi Hut
Add Digital I/O Pins to Raspberry Pi Hardware Using MCP23017 - MATLAB & Simulink Example
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Novel Devices
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