#include <LiquidCrystal_I2C.h>

#define PIN_TRIG 3
#define PIN_ECHO 2
#define I2C_ADDR 0X27
#define LCD_COLUMNS 16
#define LCD_LINES   2

LiquidCrystal_I2C lcd(I2C_ADDR, LCD_COLUMNS, LCD_LINES);
void setup() {
  Serial.begin(115200);
  pinMode(PIN_TRIG, OUTPUT);
  pinMode(PIN_ECHO, INPUT);
  // Init
  lcd.init();
  lcd.backlight();
}

void loop() {
  // Start a new measurement:
  digitalWrite(PIN_TRIG, HIGH);
  delayMicroseconds(10);
  digitalWrite(PIN_TRIG, LOW);

  // Read the result:
  int duration = pulseIn(PIN_ECHO, HIGH);
  Serial.print("Distance in CM: ");
  lcd.setCursor(0, 0);
  lcd.print("Distance : ");
  Serial.println(duration / 58);
  lcd.setCursor(11, 0);
  lcd.print(duration / 57);
  lcd.setCursor(14, 0);
  lcd.print("cm");
  lcd.setCursor(11, 1);
  lcd.print(duration / 148);
  lcd.setCursor(14, 1);
  lcd.print("in");
  Serial.print("Distance in inches: ");
  Serial.println(duration / 148);

  delay(1000);
}