How To Use A MCP23017 I2C Port Expander With The Raspberry Pi - Part 1 - Raspberry Pi Spy
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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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CQRobot Ocean: MCP23017 E/A-Erweiterungskarte Kompatibel mit Raspberry Pi/micro:bit/Arduino/STM32-Hauptplatine.Erweitert 16 E/A-Pins, bis zu 8 Erweiterungskarten können gleichzeitig verwendet werden. : Amazon.de: Computer & Zubehör
How To Use A MCP23017 I2C Port Expander With The Raspberry Pi - Part 1 - Raspberry Pi Spy
Raspberry Pi mit I2C Port Expander MCP23017 16 Relais