CNC xPRO Driver
Build in 'OTHER BUILDS/PROJECTS' published by Michael, May 30, 2014.
Spark Concepts CNC xPRO Driver. A new GRBL compatible, all-in-one stepper driver board with 4 motor controllers for XYZ + 1 clone (or rotary!). Capable of powering your next build with an ATX PSU (or 12V 2 wire supply), and ready for wireless printing. Compatible with Arduino (wireless robots anyone?)