Hello, I'm trying to make a little desktop excavator arm with 4 servos hooked up to 4 potentiometers. But I can't get the fourth servo to work. I hook three of them up to A0,2,4 and they work. But I can't get the fourth servo to work on pins A1,3,5. I see there are broken lines on the three "workin…

OSEPP Uno Analog input pin question

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