arduino attiny85 charlieplexing

It's rainning leds...Last week I saw in a shop a curious thing: a small microcontroller like Attiny85 (8 pins) controlling 20 leds with a rain effect!!An impossible thing working with the famous Charlieplexing algorithm. A bit of theory The schematic of the raining leds is based on geometric figu...

By: manu4371



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from Instructables: exploring - technology http://ift.tt/1B9EHPk