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Lusciouselectricdelight 1
Jeez, this is a really beautiful LED project, source and schematics included –

We set out to harness the power of the LED. As a single discrete element, the LED is a simple binary indicator. By grouping many LEDs together, like pixels, more and more information can be conveyed. The trick is to find the most efficient way of addressing the state of each LED.

leif krinkle: luscious electric delight – Link.

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