motorDoWhile.ino

#include <Stepper.h>

// change this to the number of steps on your motor
#define STEPS 180

// create an instance of the stepper class, specifying
// the number of steps of the motor and the pins it's
// attached to
Stepper stepper(STEPS, 8, 9, 10, 11);
int switchpin = 4;

// the previous reading from the analog input
int previous = 0;
int currentPostion = 0;

void setup() {
  // set the speed of the motor to 4 RPMs
  stepper.setSpeed(5);
  while (digitalRead(switchpin) == HIGH){ //homing routine
    stepper.step(-1);
  }

  stepper.setSpeed(30);
  delay(1000);
  stepper.step(STEPS * 4);
}

void loop() {
}