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About GRBL CNC Controller

Take full control of your GRBL CNC with GRBL CNC Controller!

Connect your Android device directly to your Arduino-based GRBL CNC machine via USB OTG for an intuitive and portable control experience. GRBL CNC Controller puts all essential functions at your fingertips on a clean, user-friendly interface.

Key Features (as seen in your interface):

Direct USB OTG Connection: Easily connect with selectable baud rate.
Real-Time Work Position (WPos): Instantly view X, Y, Z machine coordinates.
Set Work Zero: Dedicated X0, Y0, Z0 buttons and "Go XY/Z Zero" commands.
Essential Machine Controls: Access Reset, Unlock, and Home functions.
Intuitive Jogging: XY jog pad, Z-axis buttons, and adjustable jog step/speed.
Spindle Control: Toggle spindle ON/OFF and set spindle speed.
GRBL Terminal Access ("Term"): Send custom commands and view GRBL responses.
G-Code Management: Open .nc/.gcode files, Play/Stop jobs, and see file status.
Live Feedrate Override: Adjust job speed (+/-10%) on the fly.

Why GRBL CNC Controller?

Streamlined Interface: All primary controls on one screen for efficient operation.
USB OTG Simplicity: Plug-and-play connection, no complex network setup.
Core CNC Functionality: Covers all essentials for daily CNC tasks.
Portable & Convenient: Control your machine without being tied to a PC.
Ideal for:
DIY CNC Router, Mill, or Laser users with GRBL/Arduino setups.
Hobbyists and makers seeking a straightforward mobile controller.

Requirements:

GRBL-flashed CNC machine (Arduino or compatible).
Android device with USB OTG support.
USB OTG adapter/cable.
Download GRBL CNC Controller today and simplify your CNC workflow!