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Unread 08-07-2015, 19:28
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Re: [FTC]: FTC Game Manual for 2015-2016?

Quote:
Originally Posted by skatefriday View Post
So say we want to supply 25mA to an arduino (a typical draw), do we hook it up to one of the digital out ports? The documentation also says Digital current limit: 220 ohm resistor.

Using I = V/R, I = 5/220 = .0227A, or roughly 23mA.

Am I reading this correctly then that we should not draw more
than 23mA out of any single digital port?
As far as I understand, Arduino (or any other MC) is not allowed. The rules allow sensors and lights, but no other electronics. I do not believe that you can argue that Arduino is a sensor.
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