The open source RepRap project has recently switched to the Arduino platform as our microcontroller of choice. In tandem with this, we designed a set of modular boards that allow us to accomplish our goal (making a self-replicating 3D printer.) These boards follow a unix school of thought: do one th…

RepRap Stepper Motor Driver v1.1

system June 4, 2008, 6:45pm 2

That looks like a good rock solid stepper driver.

Thanks for that