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

#define PIN_TRIG 3
#define PIN_ECHO 2

LiquidCrystal_I2C lcd(0x27, 16, 2); // Set the LCD I2C address to 0x27 for a 16x2 display

void setup() {
  Serial.begin(115200);
  lcd.begin(16, 2);
  pinMode(PIN_TRIG, OUTPUT);
  pinMode(PIN_ECHO, INPUT);
  //lcd.setCursor()

}

void loop() {
  lcd.clear();
  digitalWrite(PIN_TRIG, HIGH);
  delayMicroseconds(10);
  digitalWrite(PIN_TRIG, LOW);

  // Read the result:
  int duration = pulseIn(PIN_ECHO, HIGH);


  lcd.setCursor(1, 1);
  lcd.print(duration / 58);


  delay(2000);
}