#include <Ultrasonic.h>

Ultrasonic PIN_ULTRASONIC_1(12, 11);
Ultrasonic PIN_ULTRASONIC_2(10, 9);
Ultrasonic PIN_ULTRASONIC_3(8, 7);

float nilai_ultrasonic_1(){
  int distance1 = PIN_ULTRASONIC_1.read();
  return distance1;
}

float nilai_ultrasonic_2(){
  int distance2 = PIN_ULTRASONIC_2.read();
  return distance2;
}

float nilai_ultrasonic_3(){
  int distance3 = PIN_ULTRASONIC_3.read();
  return distance3;
}

void setup() {
  Serial.begin(9600);
}

void loop() {
  
  float jarak_1 = nilai_ultrasonic_1();
  float jarak_2 = nilai_ultrasonic_2();
  float jarak_3 = nilai_ultrasonic_3();
  
  Serial.print("Distance1 CM: ");
  Serial.print(jarak_1);
  Serial.print("\tDistance2 CM: ");
  Serial.print(jarak_2);
  Serial.print("\tDistance3 CM: ");
  Serial.println(jarak_3);
  delay(1000);
}