This is the Sensirion SCD4x library for Arduino using the I2C interface. Click here to learn more about the SCD4x sensor and the SCD41 Evaluation Kit Board.

The SparkFun I2C Expander Library makes working with 4-bit and 8-bit I2C digital I/O expanders very easy. These expanders can read or write four or eight separate I/O. This library supports using ...