Arduino LED 3,2,1 Countdown Timer

Even though I have been using an arduino for a year and a half or so, I never made an effort to learn the language till now. This is my first project with an arduino that I built and coded all by myself. If anyone is interested, here is the code: void setup() {   pinMode(2,OUTPUT); //red LED ...
By: Robot Lover

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Source: http://www.instructables.com/id/Arduino-LED-321-Countdown-Timer/

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