3 Digit Arduino Binary Counter

This project is a counter 1-999 by using 4-LED to each digit while its control pin is the anode by leaving free the cathodes for being interconnected to its corresponding row of LEDs and resistor between this and Arduino pin. The common anodes will define the 4-Binary Display will show the ones, th...
By: braulio777

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[original story: Instructables]

Instructables 26 Jun 23:28