Charlieplexing 16 LEDs on PIC12F675 (5 output pins, 1 input pin, 2 pins for supply). 5 different modes programmed, changed using push-button. Program is written in mikroC pro v3.8. MCU memory 95% full.
Made a simple box. Powered by 3xAAA alkaline batteries.
Made according to these instructables:
http://www.instructables.com/id/Arduino-Charliplexed-Heart-just-in-time-for-V...
http://www.instructables.com/id/Charlieplexing-LEDs--The-theory/
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