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16-Bit I/O Expander with Serial Interface (SPI or I2C)

[Customadds id=643821] This project provides 16-bit, general-purpose parallel I/O expansion for I2C or SPI bus applications. The MCP23017 chip supports the I2C interface and the MCP23S17 chip is used for the SPI interface. The board can be populated with either SPI or I2C chip. Follow the connect... Read More

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Mike is the founder and editor of Electronics-Lab.com, an electronics engineering community/news and project sharing platform. He studied Electronics and Physics and enjoys everything that has moving electrons and fun. His interests lying on solar cells, microcontrollers and switchmode power supplies. Feel free to reach him for feedback, random tips or just to say hello :-)

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