#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <Servo.h>

Servo servoku;
int echoPin = 2;
int trigPin = 3;
int buzzer = 4;

LiquidCrystal_I2C lcd(0x27, 16, 2);
String teks = "Selamat Datang DI STMIK JAYANUSA";
int indeks = 0;

void setup() {
  Serial.begin(9600);
  pinMode(echoPin, INPUT);
  pinMode(trigPin, OUTPUT);
  pinMode(buzzer, OUTPUT);
  pinMode(13, OUTPUT);
  lcd.begin(16, 2);
  lcd.init();
  lcd.backlight();
  servoku.attach(5);
  indeks = 0;  // Inisialisasi indeks ke 0
}

float bacaUltrasonik() {
  digitalWrite(trigPin, LOW);
  delayMicroseconds(2);
  digitalWrite(trigPin, HIGH);
  delayMicroseconds(10);
  digitalWrite(trigPin, LOW);
  int durasi = pulseIn(echoPin, HIGH);
  return durasi * 0.034 / 2;
}

void loop() {
  float jarak = bacaUltrasonik();

  
  }
}