In this article We are going to make a review about the Arduino UNO Board, in the end of this post, we will have all the necesary information to built the Arduino UNO as we have from factory. Lets get ...

How it works The code for the Arduino contains a loop that continuosly runs. The code sets the mouth LED pin to HIGH (The LEDs will turn on). Then the code sets the eye LEDs to high (Turns them on).

An Arduino is by no means expensive, but that still doesn't mean that it suits your needs right out of the box. If you want to make your own custom board, Make shows you how in a three-part series.