I like the idea, but im not so sure the mega family has much life left in it.
Another DICE board to consider making is around the [www.trinamic.com]
2.6A, 256 micro stepping and some of their other cool tech.. is a SPI and Step/direction interface
Another DICE board to consider making is around the [www.trinamic.com]
2.6A, 256 micro stepping and some of their other cool tech.. is a SPI and Step/direction interface