Air quality log

This solution provides instant air quality measurements of temperature, humidity and CO2 concentration. Sensors BME280 and CSS811 are used, also SSD1306 two screens for current data and historical chart. Data periodically is sent to web server. Collected data displayed with Chart.JS library

VersionDevelopmentLanguagePlatformScreenshot
1.0FinishedMicropython
PHP Javascript
ESP32

Project on breadboard:

Finished project: