Interfacing an I2C GPIO expander (MCP23017) to the Raspberry Pi using C++ (SYSFS)

Posted byDP Leave a comment on Interfacing an I2C GPIO expander (MCP23017) to the Raspberry Pi using C++ (SYSFS)

mcp23017test_bb

Hertaville posted a detailed tutorial on interfacing the MCP23017 to the Raspberry Pi using C++ (SYSFS):

In this blog entry I will demonstrate how to successfully interface the MCP23017 general purpose input/output (GPIO) expander from Microchip, to the Raspberry Pi over the I2C bus.

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