# ESP air quality sensor

## Components

- BME680 in I2C mode
- SenseAir Sunrise (buggy early revision, will need updating for newer sensors)

## Pinout

- I2C_SDA0 16 - i2c for BME680
- I2C_SCL0 17
- I2C_SDA1 5 (senseair sunrise uart TX)
- I2C_SCL1 18 (senseair sunrise uart RX)
- CO2_NRDY 23
- CO2_COMSEL 13 (high=uart)
- CO2_EN 15 sunrise restart pin, works like nReset

## Licensing

- Console component, proprietary (c) VZLU 2021, developed for VZLUSAT2 with CSP parts removed in this version. Partly based on esp32 console, including 3rd party Linenoise library.
- BSEC2 by Bosch, see lib for details
- web templating, telnet protocol, tcp socket server and the actual metering app (c) Ondřej Hruška 2018-2022