5x5 LED Matrix Animations
DON'T WORRY ABOUT 5 X 5 X 5 PROJECTS. focused on 25 leds 5 x 5. 25 LED's - I used blue 5mm LED's purchased on eBay 5 resistors - I used 100 ohm, but the exact value will depend on what LED's you use. I will explain how to calculate in the Wiring step. Arduino - I used a UNO How to wires them ...By: ironheartbj18
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[original story: Instructables]