Servo test

 #include <Servo.h>

Servo myServo;  // Create a servo object to control a servo

int pos = 0;    // Variable to store the servo position

void setup() {

  myServo.attach(9);  // Attaches the servo on pin 9 to the servo object

}

void loop() {

  // Sweep the servo from 0 to 180 degrees

  for (pos = 0; pos <= 180; pos += 1) { 

    myServo.write(pos);              // Tell servo to go to position in variable 'pos'

    delay(15);                       // Wait 15 ms for the servo to reach the position

  }

  // Sweep the servo from 180 to 0 degrees

  for (pos = 180; pos >= 0; pos -= 1) { 

    myServo.write(pos);              // Tell servo to go to position in variable 'pos'

    delay(15);                       // Wait 15 ms for the servo to reach the position

  }

}