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10 LED Projects for Geeks by John Baichtal

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7Starfield Light Effect Box by Adam Wolf

In this project, you’ll make a decorative display box with a starfield light effect.

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The starfield effect is one of the earliest computer effects demos: stars are rendered on a screen and blurred to make it look like you’re flying through them. Stars far away move slowly, and those close to you zoom by. Many people know of this effect from the Windows 3.1 screensaver, but it’s been around since at least the late ’70s. In this project, we’ll create a starfield demo using a 32 × 32 LED matrix, with a SmartMatrix SD Shield to act as intermediate hardware between the microcontroller and the LEDs. This shield ...

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