[IOT] ESP32 WLAN CO2 Air Quaility Meter

Description

CO2-ESP32 Arduino CO2 and Temperature logger based on BOSCH BME280 and Winsen MH-Z19B Functions - Shows C02, Temperature, Humidity, Pressure - Temperature (and humidity) can be corrected, if the BME280 if off calibration - Thingspreak implementation including WiFi access Github repository including shematics, arduino code and design files: [LINK](https://github.com/XylenC4/CO2-ESP32) 1x BMP280: [LINK](https://www.aliexpress.com/wholesale?SearchText=bmp280) 1x OLED: [LINK](https://www.aliexpress.com/wholesale?SearchText=oled+i2c) 3x TTP223: [LINK](https://www.aliexpress.com/wholesale?SearchText=HAILANGNIAO+TTP223) 1x MH-Z19B: [LINK](https://www.aliexpress.com/wholesale?SearchText=MH-Z19B) 1x 30mm Fan: [LINK](https://www.aliexpress.com/wholesale?SearchText=30mm+fan+5v+silent)

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