co2sense

A project from the PiFarm suite of application to sense the air quality , measuring Cox, Nox , Sox of ambient air and analyse the data over time on the cloud

References

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1. ADS1115x datasheet texas instruments
2. Safely returning array from C functions
3. Programmable gain amplification for ADS115
4. C functions returning success or error
5. About 16X2 character LCDs
6. Creating custom characters on LCDs
7. wiringPi LCD know how
8. Guide for calculating Co2 in ppm
9. Knowing the current Co2 ppm of the earth 10.Libcurl for REST HTTP client from C 11.Deg celcius symbol on the LCD 12.MQ7 Co sensor specification 13.MQ7 Co calculations
10. OLED I2c RPI programming in C