Expansion board for control stepper motor for driver A4988 and DRV8825
|Expansion board for control stepper motor for driver A4988 or DRV8825.
1. If jumper is hit the position of ON DP,that means A4988 = 1/16 and for DRV8825 = 1/32
2. Jv connect 5v and 12v-24v power supply
3. Jc control signals E= Enable, S= Step, D=Dir, G=GND