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Reference > Libraries > I2cdiscreteioexpander

I2cDiscreteIoExpander

Signal Input/Output

Arduino library for the Texas Instruments PCF8575C 16-bit I2C I/O expander.
The PCF8575C provides general-purpose remote I/O expansion for most microcontroller families via the I2C interface serial clock (SCL) and serial data (SDA).

Author: Doc Walker

Maintainer: Doc Walker

Read the documentation

Compatibility

This library is compatible with all architectures so you should be able to use it on all the Arduino boards.

Releases

To use this library, open the Library Manager in the Arduino IDE and install it from there.