#define COLLECT_NUMBER 10 // collect number, the collection range is 1-100. CO2 sensor units are in parts per million (ppm), while the O2 sensor reads in volume percentage. At analysis one must take ...

This is the code I used for an Astrobiology project at University of Kent, under Professor Nigel Mason. Its use is based on an Arduino Wifi Rev2, and was successfuly proved to work, though was not ...