This a micro-mini CNC plotter built from 3 DVD drive stepper motors. It has a 40mm by 40mm drawing area.
Hardware:
1. Arduino NANO,
2. three DRV8825 stepper motor driver
3. Three stepper motors from old dvd-roms
4. PowerSupply 12v 1000mA
Software:
1. GRBL – make Arduino able to interpret gcode
2. Inkscape with Gcode Toools
3. GrblControl – controller application with G-Code visualizer
source
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