// TUGAS 3 : GERBANG OTOMATIS
// NAMA 1 : 
// NAMA 2 : .

int RLED = 13;
int GLED = 12;
#define ECHO_PIN 10
#define TRIG_PIN 11
#include <Servo.h>
Servo servoku;
int sudut;
void setup() {
  servoku.attach(9);
  pinMode(RLED, OUTPUT);
  pinMode(GLED, OUTPUT);
  pinMode(TRIG_PIN, OUTPUT);
  pinMode(ECHO_PIN, INPUT);
}
float jarak_cm(){
  digitalWrite(TRIG_PIN, LOW);
  delayMicroseconds(2);
  digitalWrite(TRIG_PIN, HIGH);
  delayMicroseconds(10);
  digitalWrite(TRIG_PIN, LOW);
  int durasi = pulseIn(ECHO_PIN, HIGH);
  return durasi*0.034/2;
   }

void loop() {
  float jarak=jarak_cm();
  if(jarak>150){
  digitalWrite(RLED, HIGH);
  digitalWrite(GLED, LOW);
  servoku.write(90);
  }
  else {
   digitalWrite(RLED, LOW);
   digitalWrite(GLED, HIGH);
  servoku.write(0); 
  }
} // Jangan Lupa Tambahkan Library Servo