Arduino NANO CNC Shield V4 Expansion Board – Stepper Motor Driver for CNC & Automation Projects

The Arduino NANO CNC Shield V4 is a powerful expansion board designed for CNC machines, robotics, and automation projects. It provides an efficient way to control stepper motors, making it ideal for DIY CNC routers, laser engravers, 3D carving machines, and more. This shield is specifically designed to work with the Arduino NANO and supports GRBL firmware, enabling precise motion control for 3-axis or 4-axis CNC systems.

Whether you’re an electronics enthusiast, student, or professional working on motion control projects, this compact and feature-rich shield provides everything you need to build a high-performance CNC system with ease.

Key Features & Benefits

GRBL Compatible for Smooth CNC Control – Fully supports GRBL firmware, making it perfect for Arduino-based CNC machines.

Designed for Arduino NANO – Compact and optimized to work with the Arduino NANO, providing an easy plug-and-play solution for stepper motor control.

Supports 3-Axis & 4-Axis Motor Control – Controls up to four stepper motors (X, Y, Z, and A axes) for multi-axis CNC machines and robotic applications.

Compatible with A4988 & DRV8825 Stepper Drivers – Supports A4988, DRV8825, and other Pololu-style stepper drivers, offering flexible control with adjustable micro-stepping.

PWM Spindle & Direction Control – Enables precise spindle speed regulation for CNC milling and engraving applications.

Endstop & Limit Switch Support – Comes with dedicated connections for X, Y, and Z-axis limit switches, improving safety and accuracy.

I2C & Serial Communication Support – Allows integration with external sensors, LCD displays, and additional peripherals for advanced control.

Compact & Space-Efficient Design – Small footprint and optimized layout make it perfect for DIY projects, educational use, and compact CNC machines.

Modular & Expandable – Easily integrates with additional CNC components, such as relays, cooling fans, touch probes, and emergency stop switches.

Perfect for CNC, Robotics & Automation Projects

The Arduino NANO CNC Shield V4 is widely used for:
DIY CNC Machines – Ideal for CNC routers, laser engravers, and 3D carving machines.
Robotics & Motion Control – Perfect for robotic arms, automation systems, and stepper motor-based projects.
Embedded Systems & IoT Applications – Works with Arduino-based automation and industrial control projects.
STEM Education & Learning – A great tool for students, hobbyists, and engineers to explore CNC technology and programming.

Specifications

• Model: Arduino NANO CNC Shield V4
• Compatible Firmware: GRBL (v0.9 and above)
• Microcontroller Compatibility: Arduino NANO
• Motor Control: Supports 3-axis (X, Y, Z) or 4-axis (X, Y, Z, A)
• Driver Compatibility: Works with A4988, DRV8825, and other Pololu-style stepper drivers
• Spindle Control: PWM spindle speed control with direction support
• Endstop Support: Connections for X, Y, and Z-axis limit switches
• Communication: Supports I2C and Serial communication for peripherals
• Expansion Ports: Additional I/O pins for accessories (relays, cooling fans, emergency stop, touch probe)
• Power Input: Requires external 12V–36V power supply for stepper motors (Arduino NANO powered separately)
• Dimensions: Compact form factor for easy integration

Why Choose the Arduino NANO CNC Shield V4?

Compact & Space-Saving – Perfect for small-scale CNC and automation projects.
Hassle-Free Integration with Arduino NANO – Plug-and-play compatibility with GRBL firmware.
Versatile & Expandable – Supports various stepper drivers and accessories.
Easy-to-Use & Beginner-Friendly – Ideal for DIY makers, students, and professionals.
Durable & Reliable Design – Built with high-quality components for long-term use.

Package Includes:

1 × Arduino NANO CNC Shield V4 Expansion Board