Hey guys, I'm having the weirdest problems with my analog input on my Mega 2560. I initially just had my output from the circuit into the Analog pin, that's all, and the serial monitor would go 456 689 971 1021 1021 1021 1021 1021 943 723 465 121 0 1 3 ... And that would go on in an…

Analog input doing weird stuff...

system March 6, 2012, 10:59pm 6

If the probe ground clip is left off, how can you possibly be getting reliable readings?

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