RAMPS
About
See RepRap wiki - https://reprap.org/wiki/RAMPS_1.4
RAMPS is the most common 3D printer driver board in the world. OSE uses RAMPS in the Universal Controller
Sourcing
- See RepRap wiki for docs and sourcing of originals - [1]
Links
Pins
Arduino Mega Pins
From [2]:
Wiring Diagram