CNC Shield Expansion Kit with 4Pcs A4988 Stepper Motor Driver For Arduino

CNC Shield Expansion Kit with 4Pcs A4988 Stepper Motor Driver for Arduino

The CNC Shield Expansion Kit is a high-quality product designed to enhance the functionality of your CNC machine. This kit includes all the necessary components to upgrade your machine, including a CNC shield board, stepper motor drivers, and other essential accessories. With easy installation and reliable performance, this kit is a must-have for any CNC enthusiast.

• 4-Axis support (X, Y, Z , A-Can duplicate X,Y,Z or do a full 4th axis with custom firmware using pins D12 and D13)
• 2 x End stops for each axis (6 in total)
• Coolant enable
• Compatible with A4988 or DRV8825 stepper driver
• 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
• Flash memory: 32 kB (0.5kB used by bootloader – included)
• Static RAM (SRAM): 2 kB
• EEPROM: 1 kB
• Clock speed: 16MHz
• A4988 Stepper Motor Driver Board is a breakout board for Allegro’s A4988 DMOS Micro-stepping Driver with Translator and Overcurrent Protection;
• Low RDS (On) Output
• Automatic current decay mode detection / selection
• Mix with slow current decay modes
• Synchronous rectification for low power dissipation
• Internal UVLO
• Crossover-current protection
• 3.3 and 5 V compatible logic supply
• Thermal shutdown circuitry
• Ground fault protection
• Load short-circuit protection
• Five selectable step modes: full, 1/2, 1/4, 1/8 and 1/16
• Warning: Connecting or disconnecting a stepper motor while the driver is powered can destroy the driver. (More generally, rewiring anything while it is powered is asking for trouble).
• Colour: blue + red
• Material: metal + PC

Package Contents:

• 1 x CNC Shield Board
• 4 x A4988 Stepper Motor Driver
• 4 x Heat Sink

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