Ender mks gen pins board upgrade drivers check Arduino mega shield Ramps schematic shield reprap mks v1 gen board arduino mega ramps1 schema 800px mediawiki bb thumb wiki bill materials
Mks gen mainboard ramps1 motherboard meg 3pcs mks-osc stepper motor driving controller pulse pwm speed reversing Mks gen v1.4 mainboard
Ender 3 mks gen 1.4 upgrade – deviousweb .
.
Ender 3 MKS GEN 1.4 Upgrade – Deviousweb
Arduino MEGA Shield - RAMPS
3pcs mks-osc stepper motor driving controller pulse pwm speed reversing