#include<LiquidCrystal.h>
#include <NewPing.h>// including Library for ultrasonic sensor
int triggerPin = 9; 
#define echoPin 8
#define maxDistance 1000 //detect object upto 1000cm
const int rs=12, en =11, d4 = 5, d5 =4,d6 =3, d7=2;
NewPing varName(triggerPin, echoPin, maxDistance);
LiquidCrystal lcd(rs,en,d4,d5,d6,d7);

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

void loop() {
  // put your main code here, to run repeatedly:
  unsigned int dist = varName.ping_cm();
  lcd.setCursor(0,0);
  lcd.print(dist);
  lcd.print("cm");
  //lcd.scrollDisplayLeft();
  delay(500);

}