#include <NewPing.h>

#define TRIGGER_PIN  9  // Arduino pin connected to the sensors Trig pin
#define ECHO_PIN     10 // Arduino pin connected to the sensors Echo pin
#define MAX_DISTANCE 200 // Maximum distance (cm) we want to measure

NewPing sonar(TRIGGER_PIN, ECHO_PIN, MAX_DISTANCE); // Create a NewPing instance

void setup() {
  Serial.begin(115200); // Start the serial communication at 115200 baud rate
}

void loop() {
  delay(50); // Wait 50ms between pings for more accurace readings
  int distance = sonar.ping_cm(); // Measure the distance in centimeters
  
  if (distance > 0 && distance <= MAX_DISTANCE) { // Check if the measured distance is within range (0-200 cm)
    Serial.print("Distance: ");
    Serial.print(distance);
    Serial.println(" cm");
  } else {
    Serial.println("Out of range");
  }

  delay(1000); // Wait 1 second before taking next measurement
}