This repository contains the Arduino Library for Sandbox Electronics NDIR CO2 Sensor with I2C Interface: http://sandboxelectronics.com/?product=mh-z16-ndir-co2-sensor-with-i2cuart-5v3-3v-interface-for-arduinoraspeberry-pi
- NDIR_I2C: for communication with the sensor via I2C.
Note: The dip switch on the adaptor should be set to I2C mode communication.