Feature

●- Use detachable A4988 or DRV8825 compatible with stepping driver, support GRBL 0.8, open source firmware, convert G-code commands into stepping signals.
●- The extension board can be used for engraving machine or 3D printer driver.
●- Use detachable A4988 or DRV8825 compatible with stepping driver, support GRBL 0.8, open source firmware, convert G-code commands into stepping signals.
●- The expansion board has a total of 4 way stepper motor drive module slot, can drive 4 way stepper motor. It is very convenient to use, bid farewell to the traditional stepper motor operation cumbersome.
●- PWM spindle and direction pin: 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).


Description

Parameter Information:
Model: Stepper Motor
Input Voltage: DC 12V - 36V
Current: 150mA
Place of Application: Engraver / 3D Printer Features:
- The A4988 is a complete micro step motor driver with built-in converter for easy operation. The product can operate bipolar stepping motor in full, half, 1/4, 1/8 and 1/16 step modes. Low RDS(on) output, automatic current decay mode detection / selection. Overheat shutdown circuit, internal under voltage lock out (UVLO). Cross current protection, grounding short circuit protection, load short circuit protection.
- Package contents: 1 x CNC shield board, 4 x A4988 stepper motor driver, 4pcs heat sinks, 4 x 1.5m XH2.54 4pin to XH2.0 6pin stepper motor cable.
Voltage: DC 12V to 36V (only DRV8825 driver can handle up to 36V, so please consider voltage for power supply)
1 piece CNC Shield Expansion Board V3.0:
- Operating Voltage: 5V
- Digital I/O Pins: 14 (Including 6 with PWM Capability)
- I-I/O Pin Output Current: 40mA Max
- 3.3V Output Current: 150mA Max
- Clock speed: 16MHz
4pcs A4988 Driver:
- Color: Red
- Size: 20 x 15mm / 0.78 x 0.59"
- Thermal Shutdown Circuit: Yes
- Cross Current Protection: Yes
- Ground Fault Protection: Yes
- Short Circuit Protection: Yes
- Compatible Logic Voltage: 3.3V and 5V
- Five Step Modes: Full, 1/2, 1/4, 1/8 and 1/16 Mix with slow current attenuation model.
Package Include:
1 x CNC Shield Board
4 x A4988 Stepper Motor Driver
4 x Stepper Motor Cable
4 x Heat Sinks