Let’s say you want to blink an LED. You might grab an Arduino and run the Blink sketch, or you might lace up a few components ...

In this article I will add some simple Arduino LED projects starting with basic ones like how to turn on an LED, blinking, and more. Every step will have the code, the schematic, photos of the project ...

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The project uses wireless serial links in order to control multiple BlinkM LED modules through a modified old relay tester. The design of the project includes 4 knobs on the relay tester box where ...