#include <Servo.h> // memanggil library servo
#include <NewPing.h> //memanggil library sensor ultra sonic

Servo myservo; //
#define TRIGGER_PIN 7 
#define ECHO_PIN 6
#define MAX_DISTANCE 70
NewPing sonar(TRIGGER_PIN,ECHO_PIN,MAX_DISTANCE);



void setup() {
  myservo.attach(2);
  Serial.begin(9600);

}

void loop() {
  delay(50);
  int jarak = sonar.ping_cm();


if((jarak>0)&&(jarak<=70))
  {
    delay(50);
    myservo.write(10);
    delay(2000);
    myservo.write(120);
    delay(1500);

    }

}