Version 3.1

Added CO2 offset in configuration

Version 3.0

Added configurable autoCalibration of MHZ19.

Version 2.91

Added filter for CO2 value.

Version 2.9

v.2.9

Update README.md

Version 1.8

Added labels in config & dashboard

Version 2.7

Version 2.7

• Added BME280 sensor support
• Added piezo tone frequency configurable via slider
• Removed while in setup routine (deadlock)

Version 2.6

Version 2.6
See README.md for changelog.

Version 2.3

Version 2.3

Version 2.2

Bugfix Neopixel breaks Wifi connection. Changed to NeoPixelBus with hardware DMA.
You have to change PIN of Din of WS2812 stripe.

Release Version 2.1

Bugfix MQQT subscription Brightness now working again.