GRBL 0.9J USB port 3 axis cnc engraving machine control board

$19.00

Specification

GRBL3A
O-GRBL

3 axis laser engraving machine control board

Connection: USB (USB-CH340)
Software: GRBL controller version 0.9 or 1.1, UniversalGcodeSender
Master chip: atmel 328P (arduino nano)
Stepper motor driver: A4988
Spindle drive chip: MOSFET, the highest 60V (recommendation within 48V, current :within 10A )
Support stepper motor: 12V, maximum current of 2A or less is recommended within 1.5A and additional heat. (Any stepper motor 42, 57)
Laser engraving: Support
Firmware was written to the board already! Firmware version is GRBL v1.1
There are 2 software for the board , all free , please contact with us!
GRBL control board

Offline controller, the board on the right
GRBL controller
Offline Control Board
Feature: press Z+ and Z-, the Z axis will move up and down. Press X+ and X-, the X axis will move left and right. Press Y+ and Y-, the Y axis will move Front and Back. Press SPIN: Spindle on (Laser on ), Spindle off (laser off) press SMOD: return SD card:Included, you need a SD card reader to write into the root directory G-code files. Press Z+ for 5 seconds, change the Language to English.

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