DIY Arduino Mini Laser Engraving Machine

Hello guys in this post I have build a CNC engraving machine

Using Arduino nano, stepper driver, 1W laser module and custom made PCB

I have designe and order PCB from JLCPCB.COM

JLCPCB Prototype for $2(Any Color): https://jlcpcb.com
How to Get PCB Cash Coupon: https://bit.ly/2GMCH9w

Arduino nano :- http://amzn.to/2zgmRwU

L293D IC :- http://amzn.to/2BmWqaL

PCB Terminal :- http://amzn.to/2BPuUUq

Header pin :- http://amzn.to/2BPuUUq

Laser module :- http://amzn.to/2BPuUUq

As per the circuit drawing I design PCB

The is separate circuit for laser module A 2222a transistor is used to turn on/off laser from the digital output of arduino on pin 10

Link to download laser GRBL software

https://github.com/arkypita/LaserGRBL

Link to download arduino code and processing code

http://www.mediafire.com/file/18myyz6y5f67657/Lase...

I have made a dice from this 3D printer

and do some engraving on wood it turns out very amazing