Описание
CNC shield v3 шилд Arduino NANO для управления шаговыми двигателями координатного станка
Description:
This expansion board as a driver expansion board, can be used for engraving machines, 3D printers
It is a total of four slots, can drive four A4988 stepper motor. Each road stepper motors only need two IO ports. In other words, six IO ports can be well managed three stepper motors.
IO corresponding figure above
Notice:
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
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