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These are the first projects I made with my Arduino

I just got my first Arduino board and have already been having a ton of fun with it. Of course, I started with the simple projects so I could learn to walk before running. Here are the first three ...
EDN

Utilizing Photocell and RGB LED to Detect Colors

The build produces a color sensor using an RGB LED and a CdS photocell by retrieving color using Arduino. The build produces a color sensor using an RGB LED and a CdS photocell by retrieving color ...