//ultrasonic 1
float echoPin1 =2;
float initPin1 =3;
float distance1 =0;

void setup() {
  pinMode(initPin1, OUTPUT);
  pinMode(echoPin1, INPUT);
  Serial.begin(9600);
}

void loop() {
  distance1 = getDistance(initPin1, echoPin1);
  printDistance(1, distance1);
  Serial.println("");
  delay(100);
}

float getDistance (float initPin, float echoPin){
 digitalWrite(initPin, HIGH);
 delayMicroseconds(10);
 digitalWrite(initPin, LOW);
 float pulseTime = pulseIn(echoPin, HIGH);
 float distance = pulseTime/58;
 return distance;
}

 void printDistance(int id, float dist){
    Serial.print(dist);
    Serial.print(",");
 }