Already done: https://github.com/trevs231/0x10c-Files/blob/master/minecraf...

(Youtube video: http://www.youtube.com/watch?v=uViEhLNJ_8Y )

I would love to see the reverse, DCPU-16 in Minecraft.

If anyone has that kind of time, it's very possible, though running it might well lag the hell out of your computer. You should be able to find all of the necessary information here:

http://www.minecraftwiki.net/wiki/Redstone_Circuits

http://sybreon.github.com/dcpu16/

http://www.0x10c.com/doc/dcpu-16.txt