maxsonar-mb1240-pulse-width

maxsonar-mb1240-pulse-width

/* Arduino example code for MaxBotix MB1240 XL-MaxSonar-EZ4 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 / 58;
}


void print_data() {
Serial.print("distance = ");
Serial.print(distance);
Serial.println(" cm");
}


void loop() {
read_sensor();
print_data();
delay(1000);
}