Stepper Motor

/*
 * Anschlussbelegung:
 *
 * Arduino        Motor
 * D3              in4
 * D4              in3
 * D5              in2
 * D6              in1
 * 5V               +
 * Gnd              -
 *
 */

#include <Stepper.h>
int SpU = 2048;           //SpU = Steps pro Umdrehung
Stepper SM(SpU, 3,5,4,6);

void setup(){
SM.setSpeed(5);
}

void loop() {
SM.step(2048);
delay(1000);
SM.step(-2048);
delay(1000);
}