Christmas Music Box

lovely and sweetly box for christmas

Dec 28, 2017

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Components and supplies

Jumper wires (generic)

sound amplifier module LM386

Speaker 8ohms, 2W

LED (generic)

Arduino UNO

SD card module(SPI)

Breadboard (generic)

button

Tools and machines

welding torch

Project description

Code

Arduiyes

c_cpp

1#include <TMRpcm.h>
2#include <SD.h>
3
4File myFile;
5TMRpcm music;
6
7void   setup() {
8  Serial.begin(9600);
9  Serial.println("Initial SD Card...");
10   pinMode(10, OUTPUT);
11  
12  // chekc if the SD card exists and is usable
13   if (!SD.begin(4))
14  {
15    Serial.println("Card failed, or not present");
16     // stop sketch
17    return;
18  }
19  Serial.println("SD card is ready");
20   music.speakerPin = 9;  // set speaker pin for tmrpcm
21  music.setVolume(5);   // set the volume to level 5
22  delay(100);
23  pinMode(8, INPUT_PULLUP);  //   pull pin high for checking button pushed
24  pinMode(7, INPUT_PULLUP);
25  
26   // LED pin definition
27  randomSeed(analogRead(0));
28  pinMode(2, OUTPUT);
29   pinMode(3, OUTPUT);
30  pinMode(5, OUTPUT);
31  pinMode(6, OUTPUT);
32}
33
34//   4 leds shine ramdomly 
35void ledShine() {
36  int randomNumber = random(1, 5);
37   switch(randomNumber) {
38    case 1:
39      ledBlink(2);
40      break;
41     case 2:
42      ledBlink(3);
43      break;
44    case 3:
45      ledBlink(5);
46       break;
47    case 4:
48      ledBlink(6);
49      break;
50      }
51}
52
53void   ledBlink(int ledpin) {
54  digitalWrite(ledpin, HIGH);
55  delay(400);
56  digitalWrite(ledpin,   LOW);
57  delay(50);
58}
59 
60void loop() { 
61  if(digitalRead(7) == LOW)   {
62    delay(100);
63    music.play("1.wav");
64    Serial.println("Song1   is playing...");
65  }
66  else if(digitalRead(8) == LOW) {
67    delay(100);
68     music.play("2.wav");
69    Serial.println("Song2 is playing...");
70    }
71   else
72  ledShine();
73}

#include <TMRpcm.h>
#include <SD.h>

File myFile;
TMRpcm music;

void   setup() {
  Serial.begin(9600);
  Serial.println("Initial SD Card...");
   pinMode(10, OUTPUT);
  
  // chekc if the SD card exists and is usable
   if (!SD.begin(4))
  {
    Serial.println("Card failed, or not present");
     // stop sketch
    return;
  }
  Serial.println("SD card is ready");
   music.speakerPin = 9;  // set speaker pin for tmrpcm
  music.setVolume(5);   // set the volume to level 5
  delay(100);
  pinMode(8, INPUT_PULLUP);  //   pull pin high for checking button pushed
  pinMode(7, INPUT_PULLUP);
  
   // LED pin definition
  randomSeed(analogRead(0));
  pinMode(2, OUTPUT);
   pinMode(3, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(6, OUTPUT);
}

//   4 leds shine ramdomly 
void ledShine() {
  int randomNumber = random(1, 5);
   switch(randomNumber) {
    case 1:
      ledBlink(2);
      break;
     case 2:
      ledBlink(3);
      break;
    case 3:
      ledBlink(5);
       break;
    case 4:
      ledBlink(6);
      break;
      }
}

void   ledBlink(int ledpin) {
  digitalWrite(ledpin, HIGH);
  delay(400);
  digitalWrite(ledpin,   LOW);
  delay(50);
}
 
void loop() { 
  if(digitalRead(7) == LOW)   {
    delay(100);
    music.play("1.wav");
    Serial.println("Song1   is playing...");
  }
  else if(digitalRead(8) == LOW) {
    delay(100);
     music.play("2.wav");
    Serial.println("Song2 is playing...");
    }
   else
  ledShine();
}

Arduiyes

c_cpp

1#include <TMRpcm.h>
2#include <SD.h>
3
4File myFile;
5TMRpcm music;
6
7void  setup() {
8  Serial.begin(9600);
9  Serial.println("Initial SD Card...");
10  pinMode(10, OUTPUT);
11  
12  // chekc if the SD card exists and is usable
13  if (!SD.begin(4))
14  {
15    Serial.println("Card failed, or not present");
16    // stop sketch
17    return;
18  }
19  Serial.println("SD card is ready");
20  music.speakerPin = 9;  // set speaker pin for tmrpcm
21  music.setVolume(5);  // set the volume to level 5
22  delay(100);
23  pinMode(8, INPUT_PULLUP);  //  pull pin high for checking button pushed
24  pinMode(7, INPUT_PULLUP);
25  
26  // LED pin definition
27  randomSeed(analogRead(0));
28  pinMode(2, OUTPUT);
29  pinMode(3, OUTPUT);
30  pinMode(5, OUTPUT);
31  pinMode(6, OUTPUT);
32}
33
34//  4 leds shine ramdomly 
35void ledShine() {
36  int randomNumber = random(1, 5);
37  switch(randomNumber) {
38    case 1:
39      ledBlink(2);
40      break;
41    case 2:
42      ledBlink(3);
43      break;
44    case 3:
45      ledBlink(5);
46      break;
47    case 4:
48      ledBlink(6);
49      break;
50      }
51}
52
53void  ledBlink(int ledpin) {
54  digitalWrite(ledpin, HIGH);
55  delay(400);
56  digitalWrite(ledpin,  LOW);
57  delay(50);
58}
59 
60void loop() { 
61  if(digitalRead(7) == LOW)  {
62    delay(100);
63    music.play("1.wav");
64    Serial.println("Song1  is playing...");
65  }
66  else if(digitalRead(8) == LOW) {
67    delay(100);
68    music.play("2.wav");
69    Serial.println("Song2 is playing...");
70    }
71  else
72  ledShine();
73}

#include <TMRpcm.h>
#include <SD.h>

File myFile;
TMRpcm music;

void  setup() {
  Serial.begin(9600);
  Serial.println("Initial SD Card...");
  pinMode(10, OUTPUT);
  
  // chekc if the SD card exists and is usable
  if (!SD.begin(4))
  {
    Serial.println("Card failed, or not present");
    // stop sketch
    return;
  }
  Serial.println("SD card is ready");
  music.speakerPin = 9;  // set speaker pin for tmrpcm
  music.setVolume(5);  // set the volume to level 5
  delay(100);
  pinMode(8, INPUT_PULLUP);  //  pull pin high for checking button pushed
  pinMode(7, INPUT_PULLUP);
  
  // LED pin definition
  randomSeed(analogRead(0));
  pinMode(2, OUTPUT);
  pinMode(3, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(6, OUTPUT);
}

//  4 leds shine ramdomly 
void ledShine() {
  int randomNumber = random(1, 5);
  switch(randomNumber) {
    case 1:
      ledBlink(2);
      break;
    case 2:
      ledBlink(3);
      break;
    case 3:
      ledBlink(5);
      break;
    case 4:
      ledBlink(6);
      break;
      }
}

void  ledBlink(int ledpin) {
  digitalWrite(ledpin, HIGH);
  delay(400);
  digitalWrite(ledpin,  LOW);
  delay(50);
}
 
void loop() { 
  if(digitalRead(7) == LOW)  {
    delay(100);
    music.play("1.wav");
    Serial.println("Song1  is playing...");
  }
  else if(digitalRead(8) == LOW) {
    delay(100);
    music.play("2.wav");
    Serial.println("Song2 is playing...");
    }
  else
  ledShine();
}

Downloadable files

Circuit

Connects the speaker output pin to the sound amplifier module LM386. Then connects the output of LM386 to the speaker. Use the buttons to trigger the play of the music.(Use pull-up resistor to the pins connected to the buttons)

Circuit

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Jacky880211

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