Qunqi A4988 Driver CNC Shield Expansion Board for Arduino V3 Engraver + 4pcs A4988 driver expansion Board
Description:
Note: When inserting the A4988 module, must be careful not to insert opposite. Stepper motor wiring as follows:
2A, 2B is a group (red, green), 1A, 1B is a group (blue, yellow), if want to change direction, can be change the position of one group , for example 2A, 2B mutually exchanged.
Package included:
1 X cnc shield v3
4 X A4988
4 X Heatsink
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