#include <SoftwareSerial.h>
#include <DFRobotDFPlayerMini.h>

SoftwareSerial mySerial(RX_PIN, TX_PIN); // RX, TX pinlerini tanımlayın
DFRobotDFPlayerMini myDFPlayer;

void setup() {
  Serial.begin(9600);
  mySerial.begin(9600);
  if (!myDFPlayer.begin(mySerial)) {
    Serial.println("Unable to begin:");
    Serial.println("1.Please recheck the connection!");
    Serial.println("2.Please insert the SD card!");
    while(true);
  }
  myDFPlayer.volume(20); // Ses seviyesini ayarlayın (0 ila 30)
}

void loop() {
  if (digitalRead(BUTTON_PIN) == LOW) {
    playAudio();
    delay(1000); // Debounce gecikmesi
  }
}

void playAudio() {
  myDFPlayer.play(1); // İlk MP3 dosyasını oynatın
}
``` [1](https://techatronic.com/df-player-mini-with-arduino-mini-mp3-player/).
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