Basic library of routines to interface to a Microchip MCP23017 16-bit I/O expander using an I2C interface.

Dependents:   AdaFruit_RGBLCD SX1276_GPS

Fork of MCP23017 by jim herd

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MCP23017.cpp 7441 Revisions Annotate
MCP23017.h 4861 Revisions Annotate