#include <LiquidCrystal.h>
#define TRIG 11
#define ECHO 12

long duration,distance;

void setup() {
  
  pinMode(TRIG, OUTPUT);
  pinMode(ECHO, INPUT);
  digitalWrite(TRIG, LOW);
  DDRD = B11111111;
}

void loop() {
  digitalWrite(TRIG, HIGH);
  delayMicroseconds(10);
  digitalWrite(TRIG, LOW);
  duration=pulseIn(ECHO,HIGH);
  distance=duration/58;
  
  if (distance<=10){
    PORTD = B00111000;
  }
  else{
    PORTD = B01110110;
  }
  delay(500);

}