I need help I use Laserweb4 and arduino uno with GRBL 1.1 for engraving. - LaserWeb/CNCWeb - Maker Forums
![TTL LASER with Arduino UNO and how to add $30=1; $31; $32 to Grbl Laser · Issue #360 · arkypita/LaserGRBL · GitHub TTL LASER with Arduino UNO and how to add $30=1; $31; $32 to Grbl Laser · Issue #360 · arkypita/LaserGRBL · GitHub](https://user-images.githubusercontent.com/16980026/40550923-647ecf66-6033-11e8-9101-3c4eefebac6b.png)
TTL LASER with Arduino UNO and how to add $30=1; $31; $32 to Grbl Laser · Issue #360 · arkypita/LaserGRBL · GitHub
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ZYLtech Arduino UNO Compatible CNC Kit w/ Controller + Shield + Nema 23 Stepper Motors + PSU + Toshiba TB6600 - ZYLtech Engineering, LLC
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