How to make a CO2 ppm meter with MQ135 sensor and Arduino NANO
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I know some people might think this question is silly because I google it immediately but I have referred to MANNNNYYY blogs and videos but ALL of the comments were negative and now I dont know WHAT TO DO exactly. Really sorry being rude in this comment. PLEASE help me out :(
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I know some people might think this question is silly because I google it immediately but I have referred to MANNNNYYY blogs and videos but ALL of the comments were negative and now I dont know WHAT TO DO exactly. Really sorry being rude in this comment. PLEASE help me out :(
Hi @sandim_kaushik, welcome to the forum!
Have you tried the gas sensor example? If so, what were the results?
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I'd check this out: https://forum.mysensors.org/topic/6528/mh-z19-co2-sensor/17
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