Arduino US

#include <NewPing.h>

/*
 * bunun çalışması için NewPing diye bir kütüphane var
 * bunu Belgelerim/Arduino/libraries altına koyup
 * Arduino'yu kapatıp açman lazım.
 */

#define TRIGGER_PIN  9  // Arduino pin tied to trigger pin on the ultrasonic sensor.
#define ECHO_PIN     8  // Arduino pin tied to echo pin on the ultrasonic sensor.
#define MAX_DISTANCE 400 // Maximum distance we want to ping for (in centimeters). Maximum sensor distance is rated at 400-500cm.

NewPing sonar(TRIGGER_PIN, ECHO_PIN, MAX_DISTANCE); // NewPing setup of pins and maximum distance.

void setup() {
  Serial.begin(9600); // Open serial monitor at 115200 baud to see ping results.
}

void loop() {
  /*
   * Wait 50ms between pings (about 20 pings/sec).
   * 29ms should be the shortest delay between pings.
   */
  delay(50);
  /*
   * Send ping, get ping time in microseconds (uS).
   */
  unsigned int uS = sonar.ping();
  /*
   * Convert ping time to distance and print result
   * (0 = outside set distance range, no ping echo)
   */
  Serial.println(uS / US_ROUNDTRIP_CM);
}