Arduino CNC shield v3 engraving machine expansion board 3D printer A4988 driver board

Product Description

This expansion board can be used as a drive expansion board for engraving machines, 3D printers, etc. There are a total of 4 slots for stepper motor drive modules. (Note that this board does not contain A4988 stepper motor drive modules, which can be purchased separately from our store) , Can drive 4 stepping motors, and each stepping motor only needs 2 IO ports, that is to say, 6 IO ports can manage 3 stepping motors very well, it is very convenient to use, farewell The operation of traditional stepping motors is cumbersome.

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