The Charlie Cube
Project Features 27 LEDs in a 3x3x3 configuration Controller is a AVR tiny13 with 1 kByte of program memory Programmed in C Introduction The idea is not new. You can find loads and loads of LED cubes on the net. Some are small, some are insanely large and some even use RGB LEDs. And I must say I like them all. One LED-cube caught my eye because it mentions that it uses charlieplexing to