Passive buzzer

Mobirise Website Builder

Small circuit

Code test 1
int buzzerpin = 7;

void setup() {
pinMode(buzzerpin, OUTPUT);
tone(buzzerpin, 500, 2000);
}

void loop() {
tone(buzzerpin, 277);
delay(1000);
tone(buzzerpin, 311);
delay(1000);
tone(buzzerpin, 350);
delay(1000);
tone(buzzerpin, 370);
delay(1000);
tone(buzzerpin, 415);
delay(1000);
tone(buzzerpin, 466);
delay(1000);
tone(buzzerpin, 523);
delay(1000);
tone(buzzerpin, 554);
delay(1000);
noTone(buzzerpin);
delay(500);
tone(buzzerpin, 554);
delay(1000);
tone(buzzerpin, 523);
delay(1000);
tone(buzzerpin, 466);
delay(1000);
tone(buzzerpin, 415);
delay(1000);
tone(buzzerpin, 370);
delay(1000);
tone(buzzerpin, 350);
delay(1000);
tone(buzzerpin, 311);
delay(1000);
tone(buzzerpin, 277);
delay(1000);
noTone(buzzerpin);
delay(1000);


Link - https://circuitdigest.com/microcontroller-projects/understanding-difference-between-active-and-passive-buzzer-with-arduino

Code test 2 pirates of the Caribbean

Link - https://github.com/xitanggg/-Pirates-of-the-Caribbean-Theme-Song/blob/master/Pirates_of_the_Caribbean_-_Theme_Song.ino

// Define pin 10 for buzzer, you can use any other digital pins (Pin 0-13)
const int buzzer = 7;

// Change to 0.5 for a slower version of the song, 1.25 for a faster version
const float songSpeed = 1.0;

// Defining frequency of each music note
#define NOTE_C4 262
#define NOTE_D4 294
#define NOTE_E4 330
#define NOTE_F4 349
#define NOTE_G4 392
#define NOTE_A4 440
#define NOTE_B4 494
#define NOTE_C5 523
#define NOTE_D5 587
#define NOTE_E5 659
#define NOTE_F5 698
#define NOTE_G5 784
#define NOTE_A5 880
#define NOTE_B5 988

// Music notes of the song, 0 is a rest/pulse
int notes[] = {
NOTE_E4, NOTE_G4, NOTE_A4, NOTE_A4, 0,
NOTE_A4, NOTE_B4, NOTE_C5, NOTE_C5, 0,
NOTE_C5, NOTE_D5, NOTE_B4, NOTE_B4, 0,
NOTE_A4, NOTE_G4, NOTE_A4, 0,

NOTE_E4, NOTE_G4, NOTE_A4, NOTE_A4, 0,
NOTE_A4, NOTE_B4, NOTE_C5, NOTE_C5, 0,
NOTE_C5, NOTE_D5, NOTE_B4, NOTE_B4, 0,
NOTE_A4, NOTE_G4, NOTE_A4, 0,

NOTE_E4, NOTE_G4, NOTE_A4, NOTE_A4, 0,
NOTE_A4, NOTE_C5, NOTE_D5, NOTE_D5, 0,
NOTE_D5, NOTE_E5, NOTE_F5, NOTE_F5, 0,
NOTE_E5, NOTE_D5, NOTE_E5, NOTE_A4, 0,

NOTE_A4, NOTE_B4, NOTE_C5, NOTE_C5, 0,
NOTE_D5, NOTE_E5, NOTE_A4, 0,
NOTE_A4, NOTE_C5, NOTE_B4, NOTE_B4, 0,
NOTE_C5, NOTE_A4, NOTE_B4, 0,

NOTE_A4, NOTE_A4,
//Repeat of first part
NOTE_A4, NOTE_B4, NOTE_C5, NOTE_C5, 0,
NOTE_C5, NOTE_D5, NOTE_B4, NOTE_B4, 0,
NOTE_A4, NOTE_G4, NOTE_A4, 0,

NOTE_E4, NOTE_G4, NOTE_A4, NOTE_A4, 0,
NOTE_A4, NOTE_B4, NOTE_C5, NOTE_C5, 0,
NOTE_C5, NOTE_D5, NOTE_B4, NOTE_B4, 0,
NOTE_A4, NOTE_G4, NOTE_A4, 0,

NOTE_E4, NOTE_G4, NOTE_A4, NOTE_A4, 0,
NOTE_A4, NOTE_C5, NOTE_D5, NOTE_D5, 0,
NOTE_D5, NOTE_E5, NOTE_F5, NOTE_F5, 0,
NOTE_E5, NOTE_D5, NOTE_E5, NOTE_A4, 0,

NOTE_A4, NOTE_B4, NOTE_C5, NOTE_C5, 0,
NOTE_D5, NOTE_E5, NOTE_A4, 0,
NOTE_A4, NOTE_C5, NOTE_B4, NOTE_B4, 0,
NOTE_C5, NOTE_A4, NOTE_B4, 0,
//End of Repeat

NOTE_E5, 0, 0, NOTE_F5, 0, 0,
NOTE_E5, NOTE_E5, 0, NOTE_G5, 0, NOTE_E5, NOTE_D5, 0, 0,
NOTE_D5, 0, 0, NOTE_C5, 0, 0,
NOTE_B4, NOTE_C5, 0, NOTE_B4, 0, NOTE_A4,

NOTE_E5, 0, 0, NOTE_F5, 0, 0,
NOTE_E5, NOTE_E5, 0, NOTE_G5, 0, NOTE_E5, NOTE_D5, 0, 0,
NOTE_D5, 0, 0, NOTE_C5, 0, 0,
NOTE_B4, NOTE_C5, 0, NOTE_B4, 0, NOTE_A4};

// Durations (in ms) of each music note of the song
// Quarter Note is 250 ms when songSpeed = 1.0
int durations[] = {
125, 125, 250, 125, 125,
125, 125, 250, 125, 125,
125, 125, 250, 125, 125,
125, 125, 375, 125,

125, 125, 250, 125, 125,
125, 125, 250, 125, 125,
125, 125, 250, 125, 125,
125, 125, 375, 125,

125, 125, 250, 125, 125,
125, 125, 250, 125, 125,
125, 125, 250, 125, 125,
125, 125, 125, 250, 125,

125, 125, 250, 125, 125,
250, 125, 250, 125,
125, 125, 250, 125, 125,
125, 125, 375, 375,

250, 125,
//Rpeat of First Part
125, 125, 250, 125, 125,
125, 125, 250, 125, 125,
125, 125, 375, 125,

125, 125, 250, 125, 125,
125, 125, 250, 125, 125,
125, 125, 250, 125, 125,
125, 125, 375, 125,

125, 125, 250, 125, 125,
125, 125, 250, 125, 125,
125, 125, 250, 125, 125,
125, 125, 125, 250, 125,

125, 125, 250, 125, 125,
250, 125, 250, 125,
125, 125, 250, 125, 125,
125, 125, 375, 375,
//End of Repeat

250, 125, 375, 250, 125, 375,
125, 125, 125, 125, 125, 125, 125, 125, 375,
250, 125, 375, 250, 125, 375,
125, 125, 125, 125, 125, 500,

250, 125, 375, 250, 125, 375,
125, 125, 125, 125, 125, 125, 125, 125, 375,
250, 125, 375, 250, 125, 375,
125, 125, 125, 125, 125, 500};

void setup()
{
const int totalNotes = sizeof(notes) / sizeof(int);
// Loop through each note
for (int i = 0; i < totalNotes; i++)
{
const int currentNote = notes[i];
float wait = durations[i] / songSpeed;
// Play tone if currentNote is not 0 frequency, otherwise pause (noTone)
if (currentNote != 0)
{
tone(buzzer, notes[i], wait); // tone(pin, frequency, duration)
}
else
{
noTone(buzzer);
}
// delay is used to wait for tone to finish playing before moving to next loop
delay(wait);
}
}

void loop()
{
// Nothing in loop. Music only plays once.
// You can click reset on Arduino to replay the song.
}

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