Hi, I'm very new to this and I'm liking it very much! I have a problem with the analog readings though. I connected a battery (1.5v) to ground and analog input 0. The value it reads is 368 (~1.8V). I tested the battery and the most precise value I get is 1.58 V (from a calibrated tester). Is this no…

Inaccurate analog reading and interrupt problem

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