LUNYEE 32-Bit Motherboard GRBL 1.1 Type C Port CNC Engraving Machine Control Board 3-Axis with Offline For CNC3018 Laser Machine

Feature s

● GRBL 32-bit, stable performance, faster speed and higher accuracy

● Double y-axis, all-round use,XYZ or XYY.

● Stepper drive setup subdivision.

● Integrated 3 A4988/8825 drivers, directly connect to four wire stepper motor.

● Support Laser or Spindle.

● Support 24V,12V, 5V with TTL and without TTL laser.

● Adjustable driver subdivision.

● Support the xyz limit switch, probe interface.

● Support external Offline Controller(Optional).

● Add Fan and Control Board Shell

Packing list：

● 1*Control board

● 1*USB Data line (Type C)

● 1*775 Motor Cable

● 3*Heat Sink

4988 Driver Features

--Low RDS (on) output

--Automatic current decay mode detection/selection

--Mixed and slow current decay mode

--Low power dissipation synchronous rectification

--Internal UVLO

--Cross current protection

--3.3 and 5 V compatible logic power supplies

--Thermal shutdown circuit

--Ground short circuit protection

--Load short circuit protection

--Five optional step modes: Full, 1/2, 1/4, 1/8 and 1/16

DRV8825 Driver Features

--The maximum current is 2.5A.

--the highest support for 32 subdivisions.

--4 layer PCB board, better heat dissipation performance.

--the chip internal resistance is smaller, lower heat, better heat dissipation.

--Size: 1.5mmX2mm (same as 4988)

--Driven current: 2.5A

--Subdivision: 1, 1/2, 1/4, 1/8, 1/16, 1/32

--Manufacturing process: SMT placement machine manufacturing, non-manual welding, higher yield, more stable performance

1 inch/ 1.8 inch offline

--Y+Unlock

--Y-return to zero

--Z+Chinese and English switching

--Can control four-axis XYZA axis

--Supporting files: NC, NCC, TAP, TXT, Gcode, GCO, NL, CUT, CNC

--File page turning: Short press X+/ X- on the File page

--Built-in battery time adjustment

--Free 128MB memory card

--Support SD/TF memory card

--Press Z+ for 5 seconds: Change the Language to English.

--Press SMOD: return.

--SD card: SD card reader is to write into the root directory G-code files