#include <LiquidCrystal.h>
LiquidCrystal lcd(11,10,7,6,5,4);

const int trigP=13;
const int echoP=12;
long duration;
int distance;

void setup() {
  // put your setup code here, to run once:
lcd.begin(16,2);
pinMode(trigP, OUTPUT);
pinMode(echoP, INPUT);
Serial.begin(9600);
}

void loop() {
  // put your main code here, to run repeatedly:
digitalWrite(trigP, LOW);
delayMicroseconds(2);
digitalWrite(trigP, HIGH);
delayMicroseconds(10);
digitalWrite(trigP, LOW);
duration=pulseIn(echoP,HIGH);
distance=duration*(0.034/2);
Serial.print("distance=");
Serial.println(distance);
delay(50);

lcd.setCursor(0,0);
lcd.print("distance=");
lcd.print(distance);

// lcd.scrollDisplayLeft();
delay(100);
}