#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 16, 2);
#define trigpin 26
#define echopin 27
long durasi, jarak;

void setup(){
  Serial.begin(9600);
  pinMode(trigpin, OUTPUT);
  pinMode(echopin, INPUT);
  delay(1000);
  lcd.init();
  lcd.clear();
  lcd.backlight ();
}

void loop(){
digitalWrite(trigpin, HIGH);
delayMicroseconds(1000); 
digitalWrite(trigpin, LOW);
durasi = pulseIn(echopin,HIGH);
jarak = ( durasi / 2) / 29.1;
Serial.print("Jarak : "); 
Serial.print(jarak);
Serial.println("Cm");
lcd.setCursor(1, 0);
lcd.print("NAMA");
lcd.setCursor(0, 1);
lcd.print("FITRA");
lcd.setCursor(11, 0);
lcd.print("ABSEN");
lcd.setCursor(14,1);
lcd.print("01");

delay(1000);
}