MB7389 pulse width

MB7389 pulse width

/* Arduino example code for MaxBotix MB7389 HRXL-MaxSonar-WR weather resistant ultrasonic distance sensor: pulse width output. More info: www.makerguides.com */
 
#define sensorPin 2
 
long distance = 0;
long duration = 0;
 
void setup() {
 pinMode(sensorPin, INPUT);
 Serial.begin(9600);
}
 
void read_sensor() {
 duration = pulseIn(sensorPin, HIGH);
 distance = duration;
}
 
void print_data() {
 Serial.print("distance = ");
 Serial.print(distance);
 Serial.println(" mm");
}
 
void loop() {
 read_sensor();
 print_data();
 delay(1000);
}