const int trig = 12;
const int echo = 14;

long duration;
long distance;

void setup() 
{
  Serial.begin(115200);
  Serial.println("Ultrasonic Distance");
  pinMode(trig, OUTPUT);
  pinMode(echo, INPUT);
}

void loop() 
{
  digitalWrite(trig, LOW);
  delayMicroseconds(2);
  digitalWrite(trig, HIGH);
  delayMicroseconds(10);
  digitalWrite(trig, LOW);

  duration = pulseIn(echo, HIGH);
  distance = (duration * 0.034/2) + 1;
  Serial.println("Distance "+ String(distance));
  delay(1000);
}