A firmware for ESP8266 to read primarily CO and CO2 values in the air. In eve also available the readings of Ammonium, Alcohol and Toluene.
Hardware
- MQ135 Air Quality Sensor;
- DHT22;
- Simple Led;
WiKi
Go to the Wiki to config.
Homekit Setup Code is :
277-66-227
The project is based on accessory server library ESP-HomeKit from @MaximKulkin for ESP-OPEN-RTOS. Also it uses the OTA update system Life-Cycle-Manager (LCM) from @HomeACcessoryKid.
A special thanks to @GPL71 , @lizzus for their support.
Some code strings come from @RavenSystem work. I'd like to thank him to help the community to develope.