I got my program to work with a couple of buttons to drive two separate motors forward and backwards. So in total, 4 separate buttons. I used "serial.println()" to verify the buttons being pressed. Tested it and it worked the way I like. When I tell motor A to move forward, I can simultaneously tel…

With serial, my program works the way I want it; without serial, it doesn't

Grumpy_Mike April 30, 2012, 4:51pm 11

Common ground means that all the grounds are connected to each other. That is there is a connection between all the points you call ground in your system.

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With serial, my program works the way I want it; without serial, it doesn't

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