GRBL 1.1 USB Port CNC Engraving Machine Control Board, 3 Axis Integrated Drive

Description

GRBL 1.1 USB Port CNC Engraving Machine Control Board, 3 Axis Integrated Drive Control,Laser Engraving Machine Parts
1. Toggle to switch XYY/XYZ axis work, toggle the power switch, safe and efficient.
2. Integrated drive to prevent short circuit of the chip, integrated heat sink.
3. Support external high-power drive, support connection to offline controller.
4. With steering gear expansion interface, with emergency stop, tool setting, continue, pause, limit switch and 12V fan interface, which can meet different needs.
5. Equipped with 24V PWM spindle interface, high-power MOSFET switch tube, high-power diode, maximum support 48V 500W motor.
6. Optional 3P/4P, 12V TTL/PWM laser control interface when connecting laser.
7. Both the data transmission chip and the main control chip use an external crystal oscillator, the transmission operation is more stable.
8. Acrylic shell, beautiful appearance, protect the motherboard.
Control board and 3pin laser connection display
Connection display of control board and tool setting instrument