CNC Shield Expansion Board 4Pcs A4988 Stepper Motor Driver For Engraver 3D Printer

Features:
Use removable A4988 or DRV8825 compatible stepping driver.
The extension board can be used for engraving machine or 3D printer driver.
Compatible with GRBL 0.8. Open-source firmware, converting G code command into stepping signal.
PWM spindle and direction pin, 4 shaft support (X, Y, Z, A - you can copy X, Y, Z or use pin D12 and D13 customize firmware perform complete shaft 4).
Compact design, stepping motor can connect 4 pin connectors or be soldered.
This is a set of disassembled part, and you need basic soldering skills to solder them together.
Specifications:
Five Step Modes: Full, 1/2, 1/4, 1/8 and 1/16
Warning: Connecting or disconnecting stepping motor while driver is powered on might damage driver.
Color: White

Features

1、Use removable A4988 or DRV8825 compatible stepping driver
2、The extension board can be used for engraving machine or 3D printer driver
3、Compatible with GRBL 0.8. Open‑source firmware , converting G code command into stepping signal
4、PWM spindle and direction pin, 4 shaft support (X, Y, Z, A ‑ you can copy X, Y, Z or use pin D12 and D13 customize firmware perform complete shaft 4)
5、Compact design, stepping motor can connect 4 pin connectors or be soldered