 int CLOCKWISE = HIGH;
 int COUNTERCLOCKWISE = LOW;
 
+void desiredCameraPosChanged(const std_msgs::Int32& newPos);
+void driveUp(void);
+void driveDown(void);
+
 ros::Subscriber<std_msgs::Int32> cvDegreeReader("camera_angle", &desiredCameraPosChanged);
 
 void setup(){

void loop()
{
	nh.spinOnce();
	delayMicroseconds(100000);
}

void desiredCameraPosChanged( const std_msgs::Int32& newPos){

		digitalWrite(PULSE_PIN, LOW);
		--stepCount;
	}
  }

 
