int echo = 5;
int trig = 9;

void setup() {
  Serial.begin(115200);
  pinMode(trig, OUTPUT);
  pinMode(echo, INPUT);

}

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

  long  time = pulseIn(echo, HIGH);

  float distance = (time * 0.034)/2;
  Serial.print("ime: ");
  Serial.print(time);
  Serial.println(" secs");
  Serial.print("Distance: ");
  Serial.print(distance);
  Serial.println(" cm"); 
  delay(3000);


}