In this tutorial I will be showing you how to use a 7 segment display with 4 digits using arduino. Some basic things I would like to point out is that this takes up almost all of the digital pins on the arduino uno, leonardo, the boards with 13 digital pins. Most displays have 12 breakout pins that ...
By: chickeneater
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from Instructables: exploring - technology - robots http://ift.tt/1HKMgSs
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