I'm not sure there would be enough interest in a coop. I do have 6 boards left over from my protos; I'll sell those for $10 each with the shift registers installed (I have extras of them :-) BTW, a little loop unravelling and optimization got it to the full 8 bits of intensity per pixel with no flicker :-) The latest code is on You are not allowed to view links. Register or Login/mike
I'll sell those for $10 each with the shift registers installed (I have extras of them :-)