Songs.h File Reference

Defines 3 songs by frequency and note duration and provides functions to play them on a buzzer connected to an Arduino Nano ESP32. More...

#include <Arduino.h>

Go to the source code of this file.

Functions
void	playNotes (int buzzerPin, int notes[], int durations[], int length)
	Plays each note for a given song.
void	playSong (int buzzerPin, int songNum)
	Plays the song associated with the given song number using the provided buzzer pin.

Variables
int	song1Notes []
	Frequency values for notes in "Twinkle Twinkle Little Star".
int	song1NoteDurations []
	Durations for notes in "Twinkle Twinkle Little Star".
int	song2Notes []
	Frequency values for notes in "Mary Had a Little Lamb".
int	song2NoteDurations []
	Durations for notes in "Mary Had a Little Lamb".
int	song3Notes []
	Frequency values for notes in "The Wheels on the Bus".
int	song3NoteDurations []
	Durations for notes in "The Wheels on the Bus".

Detailed Description

Defines 3 songs by frequency and note duration and provides functions to play them on a buzzer connected to an Arduino Nano ESP32.

Authors

Caitlyn Rawlings, Hao Tian

Date

8/12/24

Function Documentation

playNotes()

void playNotes	(	int	buzzerPin,
		int	notes[],
		int	durations[],
		int	length )

Plays each note for a given song.

Parameters

buzzerPin	The pin connected to the buzzer.
notes	Array of note frequencies.
durations	Array of note durations.
length	Number of notes in the song.

playSong()

void playSong	(	int	buzzerPin,
		int	songNum )

Plays the song associated with the given song number using the provided buzzer pin.

Parameters

buzzerPin	The pin connected to the buzzer.
songNum	The number of the song to play (1, 2, or 3).

Variable Documentation

song1NoteDurations

int song1NoteDurations[]

Initial value:

= {
  4, 4, 4, 4, 4, 4, 2,
  4, 4, 4, 4, 4, 4, 2,
  4, 4, 4, 4, 4, 4, 2,
  4, 4, 4, 4, 4, 4, 2,
  4, 4, 4, 4, 4, 4, 2,
  4, 4, 4, 4, 4, 4, 2
}

Durations for notes in "Twinkle Twinkle Little Star".

song1Notes

int song1Notes[]

Initial value:

= {
  261, 261, 392, 392, 440, 440, 392,  
  349, 349, 329, 329, 294, 294, 261,  
  392, 392, 349, 349, 329, 329, 294,  
  392, 392, 349, 349, 329, 329, 294,  
  261, 261, 392, 392, 440, 440, 392,  
  349, 349, 329, 329, 294, 294, 261   
}

Frequency values for notes in "Twinkle Twinkle Little Star".

song2NoteDurations

int song2NoteDurations[]

Initial value:

= {
  4, 4, 4, 4, 4, 4, 2,
  4, 4, 2, 4, 4, 2,
  4, 4, 4, 4, 4, 4, 4,
  4, 4, 4, 4, 4, 1
}

Durations for notes in "Mary Had a Little Lamb".

song2Notes

int song2Notes[]

Initial value:

= {
  330, 294, 262, 294, 330, 330, 330,  
  294, 294, 294, 330, 392, 392,       
  330, 294, 262, 294, 330, 330, 330,  
  330, 294, 294, 330, 294, 262        
}

Frequency values for notes in "Mary Had a Little Lamb".

song3NoteDurations

int song3NoteDurations[]

Initial value:

= {
  4, 4, 8, 8, 4, 4, 4, 4, 4, 4,
  4, 4, 2, 4, 4, 4,
  4, 4, 8, 8, 4, 4, 4, 4, 2, 4,
  2, 2, 1
}

Durations for notes in "The Wheels on the Bus".

song3Notes

int song3Notes[]

Initial value:

= {
  262, 349, 349, 349, 349, 440, 262, 440, 349, 0,  
  392, 392, 392, 330, 294, 262,                    
  262, 349, 349, 349, 349, 440, 262, 440, 349, 0,  
  392, 262, 349                                    
}

Frequency values for notes in "The Wheels on the Bus".