int buzzerPin = 5;

const int songLength = 37;

char notes[] = "ebcdcbaacedcbcdecaadfAgfecedcbbcdecaa";

int beats[] = {2,1,1,2,1,1,2,1,1,2,1,1,2,2,2,2,2,2,4,2,2,2,1,1,2,2,2,1,1,2,1,1,2,2,2,2,4,4};

int tempo = (150);

const int RED = 4;
const int GREEN = 3;
const int BLUE = 2;

int DISPLAY_TIME = 100;

void setup() 
{
pinMode(5, OUTPUT);
pinMode(buzzerPin, OUTPUT);
pinMode(13, OUTPUT);
pinMode(12, OUTPUT);
pinMode(11,OUTPUT);
pinMode(10,OUTPUT);
pinMode(9, OUTPUT);
pinMode(8, OUTPUT);
pinMode(7, OUTPUT);
pinMode(6, OUTPUT);
pinMode(RED, OUTPUT);
pinMode(GREEN, OUTPUT);
pinMode(BLUE, OUTPUT);
}

void loop() {

int i, duration;

for (i = 0; i < songLength; i++) 
{
duration = beats[i] * tempo; 

if (notes[i] == ' ') 
{
delay(duration); 
}
else 
{
tone(buzzerPin, frequency(notes[i]), duration);
delay(duration); 
}
delay(tempo/10);
if (notes[i] == 'c')
{
digitalWrite(13, HIGH);
digitalWrite(12, LOW);
digitalWrite(11, LOW);
digitalWrite(10, LOW);
digitalWrite(6, HIGH);
digitalWrite(7, LOW);
digitalWrite(8, LOW);
digitalWrite(9, LOW);
digitalWrite(RED, LOW);
tone(buzzerPin, frequency(notes[i]), duration);
}
else
{ 
//yolo
}
if (notes[i] == 'd')
{
digitalWrite(13, LOW);
digitalWrite(12, HIGH);
digitalWrite(11, LOW);
digitalWrite(10, LOW);
digitalWrite(6, LOW);
digitalWrite(7, HIGH);
digitalWrite(8, LOW);
digitalWrite(9, LOW);
digitalWrite(RED, HIGH);
digitalWrite(GREEN, LOW);
digitalWrite(BLUE, LOW);
tone(buzzerPin, frequency(notes[i]), duration);
}
else
{ 
//yolo
}
if (notes[i] == 'e')
{
digitalWrite(13, LOW);
digitalWrite(12, LOW);
digitalWrite(11, HIGH);
digitalWrite(10, LOW);
digitalWrite(6, LOW);
digitalWrite(7, LOW);
digitalWrite(8, HIGH);
digitalWrite(9, LOW);
digitalWrite(RED, LOW);
digitalWrite(BLUE, HIGH);
digitalWrite(GREEN, LOW);
tone(buzzerPin, frequency(notes[i]), duration);
}
else
{ 
//yolo
}
if (notes[i] == 'f')
{
digitalWrite(13, LOW);
digitalWrite(12, LOW);
digitalWrite(11, LOW);
digitalWrite(10, HIGH); 
digitalWrite(6, LOW);
digitalWrite(7, LOW);
digitalWrite(8, LOW);
digitalWrite(9, HIGH);
digitalWrite(BLUE, LOW);
digitalWrite(GREEN, HIGH);
tone(buzzerPin, frequency(notes[i]), duration);
}
else
{ 
//yolo
}
if (notes[i] == 'g')
{
digitalWrite(13, HIGH);
digitalWrite(12, LOW);
digitalWrite(11, HIGH);
digitalWrite(10, LOW);
digitalWrite(6, HIGH);
digitalWrite(7, LOW);
digitalWrite(8, HIGH);
digitalWrite(9, LOW);
digitalWrite(RED, HIGH);
digitalWrite(BLUE, HIGH);
digitalWrite(GREEN, LOW);
tone(buzzerPin, frequency(notes[i]), duration);
}
else
{ 
//yolo
}
if (notes[i] == 'a')
{
digitalWrite(13, LOW);
digitalWrite(12, LOW);
digitalWrite(11, HIGH);
digitalWrite(10, LOW);
digitalWrite(6, LOW);
digitalWrite(7, HIGH);
digitalWrite(8, LOW);
digitalWrite(9, LOW);
digitalWrite(RED, LOW);
digitalWrite(BLUE, HIGH);
digitalWrite(GREEN, HIGH);
tone(buzzerPin, frequency(notes[i]), duration);
}
else
{ 
//yolo
}
if (notes[i] == 'b')
{
digitalWrite(13, LOW);
digitalWrite(12, HIGH);
digitalWrite(11, LOW);
digitalWrite(10, HIGH);
digitalWrite(6, LOW);
digitalWrite(7, HIGH);
digitalWrite(8, LOW);
digitalWrite(9, HIGH);
digitalWrite(RED, HIGH);
digitalWrite(BLUE, LOW);
digitalWrite(GREEN, LOW);
tone(buzzerPin, frequency(notes[i]), duration);
}
else
{ 
//yolo
}
if (notes[i] == 'A')
{
digitalWrite(13, HIGH);
digitalWrite(12, LOW);
digitalWrite(11, HIGH);
digitalWrite(10, LOW);
digitalWrite(6, HIGH);
digitalWrite(7, LOW);
digitalWrite(8, HIGH);
digitalWrite(9, LOW);
digitalWrite(RED, HIGH);
digitalWrite(BLUE, LOW);
digitalWrite(GREEN, HIGH);
tone(buzzerPin, frequency(notes[i]), duration);
}
else
{ 
//yolo
}
}
}


int frequency(char note) 
{

int i;
const int numNotes = 8;

char names[] = {'c', 'd', 'e', 'f', 'g', 'a', 'b', 'A'};
int frequencies[] = {262, 294, 330, 349, 392, 220, 247, 440};

for (i = 0; i < numNotes; i++) 
{
if (names[i] == note) 
{
return(frequencies[i]); 
}
}
return(0);
}