#include <LiquidCrystal_I2C.h>
#define PIN_TRIG 3
#define PIN_ECHO 2
LiquidCrystal_I2C lcd(0x27,16,2);
long data;
int CM;
int inch;

void setup() 
{
  lcd.init();
  lcd.backlight();
  Serial.begin(9600);

  pinMode(PIN_TRIG, OUTPUT);
  pinMode(PIN_ECHO, INPUT);

}

void loop() 
{
  digitalWrite(PIN_TRIG,LOW);
  delayMicroseconds(2);
  digitalWrite(PIN_TRIG,HIGH);
  delayMicroseconds(10);
  digitalWrite(PIN_TRIG,LOW);
  data = pulseIn(PIN_ECHO,HIGH);

  CM = data*0.0344/2;
  inch=CM*0.39370;

 lcd.setCursor(0,0);
 lcd.print("Distance= ");
 lcd.print(CM);
 lcd.print(" CM    ");
 
 lcd.setCursor(0,1);
 lcd.print("Distance= ");
 lcd.print(inch);
 lcd.print(" in    ");
 delay(500);




}