Simple Arduino Library for the WisBlock I2C Soil Moisture Sensor version from RAKwireless which is ready to use with I2C. In Arduino IDE open Sketch->Include Library->Manage Libraries then search for ...

The PCA9698 is an I2C, 40 pins parallel IO expander. These 40 pins can be configured as INPUT or OUTPUT and are addressable via 5 banks (groups) of 8 IO pins. The library provides read/write access to ...