DFPlayer_test

/*
  DFplayer test example
  http://www.electronoobs.com
  http://www.youtube.com/c/ELECTRONOOBS
  Sketch Obtained from http://electronoobs.com/eng_arduino_tut22_code4.php
 */

#include <SoftwareSerial.h>
#include <DFMiniMp3.h>


int sw1 = 3;
int sw2 = 4;
int sw3 = 5;


class Mp3Notify
{
public:
  static void OnError(uint16_t errorCode)
  {
    // see DfMp3_Error for code meaning
    Serial.println();
    Serial.print("Com Error ");
    Serial.println(errorCode);
  }

  static void OnPlayFinished(uint16_t globalTrack)
  {
    Serial.println();
    Serial.print("Play finished for #");
    Serial.println(globalTrack);
  }

  static void OnCardOnline(uint16_t code)
  {
    Serial.println();
    Serial.print("Card online ");
    Serial.println(code);
  }

  static void OnCardInserted(uint16_t code)
  {
    Serial.println();
    Serial.print("Card inserted ");
    Serial.println(code);
  }

  static void OnCardRemoved(uint16_t code)
  {
    Serial.println();
    Serial.print("Card removed ");
    Serial.println(code);
  }
};


DFMiniMp3<HardwareSerial, Mp3Notify> mp3(Serial);





void setup()
{
  //3 push buttons with pulldown
  pinMode(sw1,INPUT);
  pinMode(sw2,INPUT);
  pinMode(sw3,INPUT);

  Serial.begin(115200);
  mp3.begin();
  uint16_t volume = mp3.getVolume();
  mp3.setVolume(30);
  uint16_t count = mp3.getTotalTrackCount();
}





void waitMilliseconds(uint16_t msWait)
{
  uint32_t start = millis();

  while ((millis() - start) < msWait)
  {
    // calling mp3.loop() periodically allows for notifications
    // to be handled without interrupts
    mp3.loop();
    delay(1);
  }
}

void loop()
{

   if(digitalRead(sw1))
  {
      mp3.playMp3FolderTrack(1);  // Play track 0001
      delay(1000);
  }

  if(digitalRead(sw2))
  {
      mp3.playMp3FolderTrack(2);  // Play track 0002
      delay(1000);
  }

  if(digitalRead(sw3))
  {
      mp3.playMp3FolderTrack(3);  // Play track 0003
      delay(1000);
  }
}//end of void