#include <AFMotor.h>

// Create a motor object for motor port #2 (M3 and M4) on the Motor Driver Board
AF_DCMotor motor(4);

void setup() {
  Serial.begin(9600);           // set up Serial library at 9600 bps
  Serial.println("Motor test!");

  motor.setSpeed(255);  // Set the speed (0 to 255)
}

void loop() {
  // Run the motor forward
  Serial.println("Forward");
  motor.run(FORWARD);
  delay(2000); // Run for 2 seconds

  // Stop the motor
  Serial.println("Stop");
  motor.run(RELEASE);
  delay(1000); // Stop for 1 second

  // Run the motor backward
  Serial.println("Backward");
  motor.run(BACKWARD);
  delay(2000); // Run backward for 2 seconds

  // Stop the motor
  Serial.println("Stop");
  motor.run(RELEASE);
  delay(1000); // Stop for 1 second
}