//NAMA : Qonitat Asma Fadillah
//NIM : TI721062
//KELAS: TI8 A/semester 6
int trigPin=11;
int echoPin=12;
long duration, cm, inches;

void setup(){
  Serial.begin(9600);
  pinMode(trigPin, OUTPUT);
  pinMode(echoPin, INPUT);
}
void loop()
{
  digitalWrite(trigPin, LOW);
  delayMicroseconds(5);
  digitalWrite(trigPin, HIGH);
  delayMicroseconds(10);
  digitalWrite(trigPin, LOW);

//read sgnal

pinMode(echoPin, INPUT);
duration=pulseIn(echoPin,HIGH);

//convert distance
cm=(duration/2) /29.1;
inches=(duration/2)/74;

Serial.print(inches);
Serial.print("in, ");
Serial.print(cm);
Serial.print("cm");
Serial.println();
delay(250);
}
//en