OKY2318
pololu shield fd due prusa mendel controller board for arduino
Product Description
Operation Voltage:3.3V(not compatible with 5V).
Larger driving power than Ramps1.4
Power Supply:12V & 24V
Campare Ramps-FD with Arduino Mega
CPU operates at 3.3V
High-current IO pins: 15 mA source, 9 mA sink
Low-current IO pins: 3 mA source, 6 mA sink