Device Control
Class library for NXP GPIO drivers
PCAL6408A, PCAL6416A, PCAL6524, PCAL6534, PCAL9722 and PCA9555 are supported
Maintainer: Tedd OKANO
This library is compatible with all architectures so you should be able to use it on all the Arduino boards.
To use this library, open the Library Manager in the Arduino IDE and install it from there.