I was having trouble with inputs and outputs on a new UNO connected to an 8 relay board, so I decided to create a simple sketch to test digital 0-13 as outputs, and strange outputs occur after the first run on the For loop, and then instead of just repeating, it does some crazy outputs (sometimes se…

uno output erratic even with simple for loop output test

J-M-L October 9, 2017, 8:52pm 4

Nice one !

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