This is a MH-Z19B CO2 sensor library for Arduino. It has been built from scratch to support hardware and software serial with a small footprint. The MH-Z19B is a NDIR (Non-Dispersive Infrared) type ...
CO2 sensor wired to Arduino Nano that outputs CO2 concentration values in serial monitor and plotter of arduino. Also a buzzer sounds when high level concentrations are detected and an RGB light ...
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