Controlling a 2nd Arduino with GRBL for tool change or 4th (5th, 6th) axis control (GRBL-Plotter is waiting for 'IDLE' on one GRBL befor… | Arduino, Github, Control
GRBL- Plotter Alternatives and Similar Software | AlternativeTo
GRBL-Plotter 1.2 tool change - YouTube
Free STL file Easy 3D Printable CNC Drawing Machine - Draw on Cakes, Phones, Paper, Shirts | Arduino GRBL Plotter・Model to download and 3D print・Cults