Try this:
void loop() {
RightSensor = SonarSensor(trigPin1, echoPin1);
LeftSensor = SonarSensor(trigPin2, echoPin2);
FrontSensor = SonarSensor(trigPin3, echoPin3);
Serial.print(LeftSensor);
Serial.print(” – “);
Serial.print(FrontSensor);
Serial.print(” – “);
Serial.println(RightSensor);
}
long SonarSensor(int trigPin,int echoPin) {
digitalWrite(trigPin, LOW);
delayMicroseconds(2);
digitalWrite(trigPin, HIGH);
delayMicroseconds(10);
digitalWrite(trigPin, LOW);
duration = pulseIn(echoPin, HIGH);
distance = (duration/2) / 29.1;
return distance;
}
void loop() {
RightSensor = SonarSensor(trigPin1, echoPin1);
LeftSensor = SonarSensor(trigPin2, echoPin2);
FrontSensor = SonarSensor(trigPin3, echoPin3);
Serial.print(LeftSensor);
Serial.print(” – “);
Serial.print(FrontSensor);
Serial.print(” – “);
Serial.println(RightSensor);
}
long SonarSensor(int trigPin,int echoPin)
{
digitalWrite(trigPin, LOW);
delayMicroseconds(2);
digitalWrite(trigPin, HIGH);
delayMicroseconds(10);
digitalWrite(trigPin, LOW);
duration = pulseIn(echoPin, HIGH);
distance = (duration/2) / 29.1;
return distance;
}