CNC Motor Drive Expansion Shield Arduino Compatible Stepper Control

Description

Description

The CNC Motor Drive Expansion Shield is designed to interface stepper motor drivers with Arduino boards for CNC and motion control applications. It supports multiple stepper motor channels with dedicated direction and pulse signal control for precise positioning. The shield is built for stable operation and is fully compatible with standard Arduino headers and widely used driver modules such as A4988 and DRV8825. Its compact PCB layout ensures easy integration into embedded systems. Suitable for CNC machines, 3D printers, and automated positioning systems.

Features

• Multi-axis stepper motor control support

• Independent direction and pulse signal channels

• Compatibility with A4988 and DRV8825 drivers

• Arduino standard header interface for stacking

• Support for CNC control firmware (GRBL compatible)

• Compact PCB design for embedded applications

• Integrated protection circuitry for safe operation

• Easy installation and modular driver integration

• Supports up to 4 stepper motor channels

• Standard pin mapping for Arduino digital control

• Reliable signal routing for precise motion control

• Expandable configuration for different CNC setups

Specifications

• Model: CNC Motor Drive Expansion Shield

• Motor Channels: 3 to 4 axes configurable

• Control Interface: Arduino digital pins

• Compatible Drivers: A4988, DRV8825, similar modules

• Logic Voltage: 5V DC

• Motor Supply Voltage: According to driver module

• Maximum Current: Depends on driver used

• PCB Dimensions: 68 mm x 53 mm

• Mounting Type: Arduino shield stackable

• Control Signals: Step and direction per channel

• Firmware Support: GRBL compatible

• Protection Features: Short-circuit and overcurrent protection

• Application Type: CNC, 3D printers, motion systems

Links

• CNC Motor Drive Expansion Shield 3D Model
• A4988 Datasheet
• DRV8825 Datasheet

Tutorials

• CNC Arduino Shield – How to configure and Drive Steppers