CNC Pen Plotter with Arduino — Complete DIY Guide

Build your own CNC pen plotter and bring your sketches to life! This comprehensive eBook teaches you everything — from assembling the frame, wiring stepper motors and servo, to running G-code drawings with Arduino.

All files included: 3D printable parts, firmware, code, circuit diagrams, and images. Perfect for hobbyists, makers, and students.

🔹 What You Will Learn

• Assemble the CNC pen plotter frame using 3D-printed parts
• Wire 2 stepper motors and a servo motor correctly to Arduino
• Upload and configure GRBL firmware
• Generate and run G-code drawings with Universal G-code Sender
• Control pen up/down movements
• Calibrate stepper motors for precise plotting
• Build and test sample drawing projects

📦 What’s Included

• eBook (PDF) — step-by-step assembly & setup guide
• Arduino code + GRBL firmware
• 3D parts files (STL) — X/Y axis, pen holder, mounts
• Wiring diagram & connection guide
• Example G-code files
• Circuit diagrams and images
• Tips for calibration, maintenance, and upgrades

💻 Who This Is For

• Makers, hobbyists, and DIY enthusiasts
• Students learning robotics, automation, or electronics
• Arduino and CNC beginners
• Anyone interested in building a compact drawing machine