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PCF8574_LH Library for Arduino The PCF8574_LH library provides a simple interface for controlling the PCF8574 I/O expander using the I2C communication protocol. It allows you to read and write values ...
An Arduino library for interfacing with 4 and 8-bit I2C GPIO expanders. PCA9534/TCA9534, PCA9536/TCA9536, PCA9537/TCA9537, PCA9554/TCA9554, PCA9556/TCA9556, PCA9557/TCA9557 are supported. - Issues ...