Duet, Sending a love note

Music Sharing

Made by Ming Li, Melanie Swartz, behnamh8 and Ethan Krokonko

Long distance relationships with friends, family, and lovers can be difficult. Sometimes you just want them to be there when you are experiencing something you know they would like and have the ability to share with them on demand. Music is meant to be shared, enjoyed, and connect many different people. Sometimes certain songs make you will think of that special someone. And as a way to say, “I’m thinking about you,” we have created Duet.

Created: February 3rd, 2015

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Summary

Long distance relationships with friends, family, and lovers can be difficult. Sometimes you just want them to be there when you are experiencing something you know they would like and have the ability to share with them on demand. Music is meant to be shared, enjoyed, and connect many different people. Sometimes certain songs make you will think of that special someone. And as a way to say, “I’m thinking about you,” we have created Duet.

Duet will revolutionize the way people share their favorite songs and send love notes. Built in a sleek speaker system, this device connects to another one that you give to that special someone. As you’re playing a song you like, you can simply press a button and it will play on the other person’s speaker system as well. You can then listen to the same song at the same time. Established as a way for you to share music directly from your device to theirs, the light will illuminate when a song is coming in and the two of you can enjoy! Although our prototype only showcases a couple songs in our library that the user can pick, ideally this would evolve into a system where users could play any song and share it with their significant other through the cloud. This would allow for music to bring together relationships spanning any geographic distance!

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Bill of Materials

2 - spark cores

2 - bread boards

2 - speakers

4 - pushbuttons

2 - 10k potentiometers

2 - plastic gear knobs

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Process and Iterations

To begin, we started with the “Connected Doorbell” tutorial from the Drive. Then we began to modify the code to be applicable to our project. An additional button was added, the piezo was replaced with a speaker, a potentiometer was added to adjust volume, and 2 songs were inserted to replace the string of notes that was in the original code.

For demonstration purposes, we have 2 songs that couples can send back and forth to each other. Eventually, this would be a live-stream feature where two people could listen to any song desirable through the cloud. However, with our skills and the time constraint, we decided it would be best to have two songs that would simulate the “sending” and “receiving” functions. Our two songs are the Super Mario theme¹ and Beethoven’s Für Elise². Both these codes were pieced together and modified from online sources and adjusted to play with our connected speakers.

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// Define all possible notes
#define NOTE_B0  31
#define NOTE_C1  33
#define NOTE_CS1 35
#define NOTE_D1  37
#define NOTE_DS1 39
#define NOTE_E1  41
#define NOTE_F1  44
#define NOTE_FS1 46
#define NOTE_G1  49
#define NOTE_GS1 52
#define NOTE_A1  55
#define NOTE_AS1 58
#define NOTE_B1  62
#define NOTE_C2  65
#define NOTE_CS2 69
#define NOTE_D2  73
#define NOTE_DS2 78
#define NOTE_E2  82
#define NOTE_F2  87
#define NOTE_FS2 93
#define NOTE_G2  98
#define NOTE_GS2 104
#define NOTE_A2  110
#define NOTE_AS2 117
#define NOTE_B2  123
#define NOTE_C3  131
#define NOTE_CS3 139
#define NOTE_D3  147
#define NOTE_DS3 156
#define NOTE_E3  165
#define NOTE_F3  175
#define NOTE_FS3 185
#define NOTE_G3  196
#define NOTE_GS3 208
#define NOTE_A3  220
#define NOTE_AS3 233
#define NOTE_B3  247
#define NOTE_C4  262
#define NOTE_CS4 277
#define NOTE_D4  294
#define NOTE_DS4 311
#define NOTE_E4  330
#define NOTE_F4  349
#define NOTE_FS4 370
#define NOTE_G4  392
#define NOTE_GS4 415
#define NOTE_A4  440
#define NOTE_AS4 466
#define NOTE_B4  494
#define NOTE_C5  523
#define NOTE_CS5 554
#define NOTE_D5  587
#define NOTE_DS5 622
#define NOTE_E5  659
#define NOTE_F5  698
#define NOTE_FS5 740
#define NOTE_G5  784
#define NOTE_GS5 831
#define NOTE_A5  880
#define NOTE_AS5 932
#define NOTE_B5  988
#define NOTE_C6  1047
#define NOTE_CS6 1109
#define NOTE_D6  1175
#define NOTE_DS6 1245
#define NOTE_E6  1319
#define NOTE_F6  1397
#define NOTE_FS6 1480
#define NOTE_G6  1568
#define NOTE_GS6 1661
#define NOTE_A6  1760
#define NOTE_AS6 1865
#define NOTE_B6  1976
#define NOTE_C7  2093
#define NOTE_CS7 2217
#define NOTE_D7  2349
#define NOTE_DS7 2489
#define NOTE_E7  2637
#define NOTE_F7  2794
#define NOTE_FS7 2960
#define NOTE_G7  3136
#define NOTE_GS7 3322
#define NOTE_A7  3520
#define NOTE_AS7 3729
#define NOTE_B7  3951
#define NOTE_C8  4186
#define NOTE_CS8 4435
#define NOTE_D8  4699
#define NOTE_DS8 4978
#define NO_SOUND 0 // make the rests in music

// We will be using D1 to control our LED

int speakerPin = A0;

int buttonPin1 = D0;

int buttonPin2 = D1;

// Array of notes for Super Mario theme
int melody[] = {
  NOTE_E7,NOTE_E7,NO_SOUND,NOTE_E7,
  NO_SOUND,NOTE_C7,NOTE_E7,NO_SOUND,
  NOTE_G7,NO_SOUND,NO_SOUND,NO_SOUND,
  NOTE_G6,NO_SOUND,NO_SOUND,NO_SOUND,

  NOTE_C7,NO_SOUND,NO_SOUND,NOTE_G6,
  NO_SOUND,NO_SOUND,NOTE_E6,NO_SOUND,
  NO_SOUND,NOTE_A6,NO_SOUND,NOTE_B6,
  NO_SOUND,NOTE_AS6,NOTE_A6,NO_SOUND,

  NOTE_G6,NOTE_E7,NOTE_G7,
  NOTE_A7,NO_SOUND,NOTE_F7,NOTE_G7,
  NO_SOUND,NOTE_E7,NO_SOUND,NOTE_C7,
  NOTE_D7,NOTE_B6,NO_SOUND,NO_SOUND,

  NOTE_C7,NO_SOUND,NO_SOUND,NOTE_G6,
  NO_SOUND,NO_SOUND,NOTE_E6,NO_SOUND,
  NO_SOUND,NOTE_A6,NO_SOUND,NOTE_B6,
  NO_SOUND,NOTE_AS6,NOTE_A6,NO_SOUND,

  NOTE_G6,NOTE_E7,NOTE_G7,
  NOTE_A7,NO_SOUND,NOTE_F7,NOTE_G7,
  NO_SOUND,NOTE_E7,NO_SOUND,NOTE_C7,
  NOTE_D7,NOTE_B6,NO_SOUND,NO_SOUND
};




int melody2[] = { 0,NOTE_E4,NOTE_DS4,NOTE_E4,NOTE_DS4,NOTE_E4,
NOTE_B3,NOTE_D4,NOTE_C4,NOTE_A3,0,NOTE_D3,NOTE_F3,NOTE_A3,NOTE_B3,0,
NOTE_F3,NOTE_AS3,NOTE_B3,NOTE_C4,0,NOTE_E4,NOTE_DS4,NOTE_E4,NOTE_DS4,
NOTE_E4,NOTE_B3,NOTE_D4,NOTE_C4,NOTE_A3,NOTE_D3,NOTE_F3,NOTE_A3,
NOTE_B3,NOTE_F3,NOTE_C4,NOTE_B3,NOTE_A3,NOTE_B3,NOTE_C4,NOTE_D4,
NOTE_E4,NOTE_G3,NOTE_F4,NOTE_E4,NOTE_D4,NOTE_E3,NOTE_E4,NOTE_D4,
NOTE_C4,NOTE_D3,NOTE_D4,NOTE_C4,NOTE_B3,0,NOTE_E4,NOTE_DS4,NOTE_E4,
NOTE_DS4,NOTE_E4,NOTE_B3,NOTE_D4,NOTE_C4,NOTE_A3,NOTE_D3,NOTE_F3,
NOTE_A3,NOTE_B3,NOTE_F3,NOTE_A3,NOTE_B3,NOTE_C4,0,NOTE_E4,NOTE_DS4,
NOTE_E4,NOTE_DS4,NOTE_E4,NOTE_B3,NOTE_D4,NOTE_C4,NOTE_A3,NOTE_D3,
NOTE_F3,NOTE_A3,NOTE_B3,NOTE_F3,NOTE_C4,NOTE_B3,NOTE_A3 };


int noteDurations[] = {12, 12, 12, 12,
  12, 12, 12, 12,
  12, 12, 12, 12,
  12, 12, 12, 12,

  12, 12, 12, 12,
  12, 12, 12, 12,
  12, 12, 12, 12,
  12, 12, 12, 12,

  9, 9, 9,
  12, 12, 12, 12,
  12, 12, 12, 12,
  12, 12, 12, 12,

  12, 12, 12, 12,
  12, 12, 12, 12,
  12, 12, 12, 12,
  12, 12, 12, 12,

  9, 9, 9,
  12, 12, 12, 12,
  12, 12, 12, 12,
  12, 12, 12, 12,
};



int noteDurations2[] = { 6,3.5,3.5,3.5,3.5,3.5,4,4,4,10,4,
4,4,4,10,4,4,4,10,4,3,4,4,4,4,4,4,4,4,10,4,4,4,10,4,4,4,10,
4,4,4,10,4,4,4,10,4,4,4,10,4,4,4,10,4,4,3.5,3.5,3.5,3.5,4,
4,4,10,4,4,4,10,4,4,4,10,3,4,4,4,4,4,4,4,4,10,4,4,4,10,4,
4,4,10};

boolean isPlaying = false;

int buttonState1;

int buttonState2;

void setup()

{

  pinMode( buttonPin1 , INPUT_PULLUP);

  pinMode( buttonPin2 , INPUT_PULLUP);

  Spark.subscribe(  "dblm/doorbell-pushed1" , handleDoorbellPush1 );

}



void announceDoorbell1()

{

  Spark.publish( "dblm/doorbell-pushed1","LOW" );

}



void announceDoorbell2()
{
	Spark.publish( "dblm/doorbell-pushed1", "HIGH");
}


void loop()

{
  buttonState1 = digitalRead( buttonPin1 );

  buttonState2 = digitalRead( buttonPin2 );

  if( buttonState1 == LOW )

   {
     announceDoorbell1();

     delay( 2500);

   }

  if( buttonState2 == LOW )

    {
      announceDoorbell2();

      delay( 2500 );

    }

}


void handleDoorbellPush1(const char *event, const char *data)

{

  if( isPlaying == false )

  {

    // set is playing to true

    isPlaying = true;

    if(strcmp(data ,"HIGH") == 0)
    {
    	 Dodingdong2();
    }
    if(strcmp(data,"LOW")==0){
    	Dodingdong1();
    }



  }

     // We're done. Allow another chime to play.

    isPlaying = false;

}



void Dodingdong1()

{

    for (int thisNote = 0; thisNote < 54; thisNote++)

 {
// to calculate the note duration, take one second

// divided by the note type.

//e.g. quarter note = 1000 / 4, eighth note = 1000/8, etc.

  int noteDuration = 1000/noteDurations[thisNote];

  tone(speakerPin, melody[thisNote],noteDuration);

// to distinguish the notes, set a minimum time between them.

// the note's duration + 30% seems to work well:

  int pauseBetweenNotes = noteDuration * 1.30;

  delay(pauseBetweenNotes);

// stop the tone playing:

  noTone(speakerPin);

  }

}



void Dodingdong2()

{

  for (int thisNote = 0; thisNote < 89; thisNote++)

 {



// to calculate the note duration, take one second

// divided by the note type.

//e.g. quarter note = 1000 / 4, eighth note = 1000/8, etc.

  int noteDuration = 1000/noteDurations2[thisNote];

  tone(speakerPin, melody2[thisNote],noteDuration);



// to distinguish the notes, set a minimum time between them.

// the note's duration + 30% seems to work well:

  int pauseBetweenNotes = noteDuration * 1.30;

  delay(pauseBetweenNotes);

// stop the tone playing:

  noTone(speakerPin);

  }

}
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About

Long distance relationships with friends, family, and lovers can be difficult. Sometimes you just want them to be there when you are experiencing something you know they would like and have the ability to share with them on demand. Music is meant to be shared, enjoyed, and connect many different people. Sometimes certain songs make you will think of that special someone. And as a way to say, “I’m thinking about you,” we have created Duet.