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Python & CircuitPython | Using MCP23008 & MCP23017 with CircuitPython | Adafruit Learning System
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How To Use A MCP23017 I2C Port Expander With The Raspberry Pi - Part 1 - Raspberry Pi Spy
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Python & CircuitPython | Using MCP23008 & MCP23017 with CircuitPython | Adafruit Learning System
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