Ive been trying to build a 32X12X12 LED cube (something like this http://www.youtube.com/watch?v=f1YNyQqbiF0 ) and trying to get some animation running on it. I used the Arduino to get a 8X8X8 cube running and i wanted to know:-
I will multiplex your 3 questions into one answer: I recommend the MA72xx to drive your LEDs. You can drive up to 15 of them from your Arduino, which probably will suffice your 32x32x32 needs.