Lysee 3D Printer Parts & Accessories - CNC Shield v3 Engraving Machine 3D Printer+ 4pcs A4988 Driver Expansion Board for + R3 with USB Cable

Shipping list: 1 X cnc shield v3 4 X A4988 4 X Heatsink 1 X R3 1 X USB cableCNC Shield Board: 1,Latest CNC Shield Version 3.0 for . 2,GRBL 0.9 compatible. (Open source firmware that runs on an for that turns G-code commands into stepper signals) 3,PWM Spindle and direction pins 4,4-Axis support (X, Y, Z , A-Can duplicate X,Y,Z or do a full 4th axis with custom firmware using pins D12 and D13) 5,2 x End stops for each axis (6 in total) 6,Coolant enable 7,Uses removable A4988 or DRV8825 compatible stepper drivers 8,Jumpers to set the Micro-Stepping for the stepper drivers. (Some drivers like the DRV8825 can do up to 1/32 micro-stepping ) 9,Compact design. 10,Stepper Motors can be connected with 4 pin molex connectors or soldered in place. 11,Runs on 12-36V DC. (At the moment only the DRV8825 drivers can handle up to 36V so please consider the operation voltage when powering the board.) 12,Please note that this is an unassembled kit and Basic soldering skills are needed. A4988 Stepper Motor Driver: 1,A4988 Stepper Motor Driver Board is a breakout board for Allegro’s A4988 DMOS Micro stepping Driver with Translator and Overcurrent Protection. please read the A4988 datasheet carefully before using this product. Low RDS (On) Output 2,Automatic current decay mode detection / selection 3,Mix with slow current decay modes 4,Synchronous rectification for low power dissipation 5,Internal UVLO 6,Crossover-current protection 7,3.3 and 5 V compatible logic supply 8,Thermal shutdown circuitry 9,Ground fault protection 10,Load short-circuit protection 11,Five selectable step modes: full, 1/2, 1/4, 1/8 and 1/16 R3 Board for : MCU: ATmega328 USB interface: ATmega16U2 Operating voltage: 5V Digital I/O

• Item type: Module
• Model number: cnc shield v3 engraving machine