1	#include <Stepper.h>
2
3	// change this to the number of steps on your motor
4	#define STEPS 100
5
6	// create an instance of the stepper class, specifying
7	// the number of steps of the motor and the pins it's
8	// attached to
9	Stepper stepper(STEPS, 8, 9, 10, 11);
10
11	// the previous reading from the analog input
12	int previous = 0;
13
14	void setup() {
15 // set the speed of the motor to 30 RPMs
16 stepper.setSpeed(30);
17	}
18
19	void loop() {
20 // get the sensor value
21 int val = analogRead(0);
22
23 // move a number of steps equal to the change in the
24 // sensor reading
25 stepper.step(val - previous);
26
27 // remember the previous value of the sensor
28 previous = val;
29	}

// Number of steps per output rotation
const int stepsPerRevolution = 200;

// Create Instance of Stepper library
Stepper myStepper(stepsPerRevolution, 8, 9, 10, 11);