#include <LiquidCrystal_I2C.h>;
LiquidCrystal_I2C lcd(0x27, 26, 2);
//create variables
int trigpin = 2;
int echopin= 3;
long echotime;
float distance;

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

  lcd.setCursor(2,0);
  lcd.print("sensor jarak");

  lcd.setCursor(1,1);
  lcd.print("anggi x tjkt 2");
  delay(2000);
  lcd.clear();
}

void loop(){
  digitalWrite(trigpin, HIGH);
  delayMicroseconds(10);
  digitalWrite(trigpin, LOW);
  echotime= pulseIn(echopin, HIGH);
  distance= 0.0001*((float)echotime*340.0)/2.0;
  lcd.print(distance);
  lcd.println(" cm");
  delay(2000);
}