Methods and explanation can be found in /src/MH-Z14A.h In case of communication issues with the sensor, please first check for sufficient power supply (the sensor needs at least 150 mA peek). MH-Z14A ...
MH-Z19 Tx to Arduino Digital Pin (Serial Rx pin) MH-Z19 Rx to Arduino Digital Pin (Serial Tx pin) other MH-Z19 pins are not used. This library is testing only ESP ...
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