arduino uno cnc shield 3axis 4axis

arduino cnc shield uno 3axis 4axis and check this test to find micro steps table . StepStick Stepper motor driver Reprap Prus A4988 A4983 3D Printer driver module . . A4988 Driver CNC Shield Expansion Board for Arduino V3 Engraver 3D Printer NEW laser marlin grbl . Protoneer . Pololu A4988 Stepper Driver configuration: MS0 MS1 MS2 Microstep Resolution Low Low Low Full step High Low Low Half step Low High Low Quarter step High High Low Eighth step High High High Sixteenth step