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A4988/DRV8825 Stepper Motor Control Board Expansion Board For 3D Printer
Descriptions: 1.If jumper is hit the position of ON DP,that means 16 segment (4988) or 32 segment (8825)Jm connected motor 2.Jv connect 5v and 12v-24v power supply 3.Jc E, S, D, G, respectively corresponding to the connection of the Enable/Step/Dir/Gnd drive signal output Package Included: 1x A4988/DRV8825 Stepper Motor