Microcontroller CO2 meter
Written by Vijay on
Instructions for a do it yourself build of a CO2 meter for home.
High level overview
A cheap CO2 sensor like Senseair-S8 is interfaced with a micro-controller like RaspberryPI-Pico. The micro-controller reads from the sensor and displays the CO2 value in ppm on an e-paper display. All the components are powered by 4 rechargable AA batteries.
# Example
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