#include <Servo.h>

Servo meinServo;

void setup() {
  meinServo.attach(9); 
}

void loop() {
  
  meinServo.writeMicroseconds(1000);
  delay(1000); 

  
  meinServo.writeMicroseconds(1500);
  delay(1000); 

  
  meinServo.writeMicroseconds(2000);
  delay(1000); 
}