Hi, I'm trying to work on a counter project that will start and 300 and will count down to zero when a button is triggered. I'm using a COM-09766 from sparkfun for the display (although I only need 3 digits instead of 4) and running off an UNO. Does anyone have any suggestions on how I can achiev…

Using a Sparkfun display for a counter

liuzengqiang October 12, 2012, 3:09pm 7

The display has no current limiting resistor, by the way.

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