1 The framework is still a WIP, meaning there are some missing features. ↩ 2 The Arduino IDE supports several concepts which make writing code easier but are completely unprofessional. Our framework ...

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 to the PCF8574's registers, ...