Difference between revisions of "Buzzer Module"

From LinkSprite Playgound
Jump to: navigation, search
Line 1: Line 1:
 +
==Introduction==
 +
This buzzer module will generate around the audible 2kHz range.
 +
 
[[File:Linker buzz.jpg |400px]]
 
[[File:Linker buzz.jpg |400px]]
 
  
 
==Schematics==
 
==Schematics==
 
*[https://s3.amazonaws.com/linksprite/LinkerKit/linker+buzzer.pdf Schematics]
 
*[https://s3.amazonaws.com/linksprite/LinkerKit/linker+buzzer.pdf Schematics]
 +
 +
==Application Ideas==
 +
 +
<syntaxhighlight lang="c">
 +
int speakerPin = 9; 
 +
int length = 15; // the number of notes
 +
char notes[] = "ccggaagffeeddc "; // a space represents a rest
 +
int beats[] = { 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 4 };
 +
int tempo = 300; 
 +
////////////////////////////////////////////////////
 +
void playTone(int tone, int duration)
 +
 +
  for (long i = 0; i < duration * 1000L; i += tone * 2)
 +
  {   
 +
      digitalWrite(speakerPin, HIGH);   
 +
      delayMicroseconds(tone);   
 +
      digitalWrite(speakerPin, LOW);   
 +
      delayMicroseconds(tone); 
 +
  }
 +
 +
////////////////////////////////////////////////////
 +
void playNote(char note, int duration)
 +
 +
  char names[] = { 'c', 'd', 'e', 'f', 'g', 'a', 'b', 'C' }; 
 +
  int tones[] = { 1915, 1700, 1519, 1432, 1275, 1136, 1014, 956 };    // play the tone corresponding to the note name 
 +
  for (int i = 0; i < 8; i++)
 +
  {   
 +
    if (names[i] == note)
 +
    {     
 +
        playTone(tones[i], duration);   
 +
    } 
 +
  }
 +
 +
//////////////////////////////////////////////
 +
void setup()
 +
 +
  pinMode(speakerPin, OUTPUT);
 +
  pinMode(11, OUTPUT);
 +
  digitalWrite(11, LOW); 
 +
 +
/////////////////////////////////////////////
 +
void loop()
 +
 +
  for (int i = 0; i < length; i++)
 +
  {   
 +
    if (notes[i] == ' ')
 +
    {     
 +
        delay(beats[i] * tempo); // rest   
 +
    }
 +
    else
 +
    {     
 +
        playNote(notes[i], beats[i] * tempo);   
 +
    }      // pause between notes   
 +
    delay(tempo / 2);   
 +
  }
 +
}
 +
</syntaxhighlight>
  
 
==How to buy==
 
==How to buy==
 
Here to buy Buzzer Module on [http://store.linksprite.com/buzzer-module-of-linker-kit-for-pcduino-arduino/  store]
 
Here to buy Buzzer Module on [http://store.linksprite.com/buzzer-module-of-linker-kit-for-pcduino-arduino/  store]

Revision as of 01:47, 14 April 2014

Introduction

This buzzer module will generate around the audible 2kHz range.

Linker buzz.jpg

Schematics

Application Ideas

<syntaxhighlight lang="c"> int speakerPin = 9; int length = 15; // the number of notes char notes[] = "ccggaagffeeddc "; // a space represents a rest int beats[] = { 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 4 }; int tempo = 300; //////////////////////////////////////////////////// void playTone(int tone, int duration) {

 for (long i = 0; i < duration * 1000L; i += tone * 2) 
 {     
     digitalWrite(speakerPin, HIGH);     
     delayMicroseconds(tone);     
     digitalWrite(speakerPin, LOW);     
     delayMicroseconds(tone);   
 } 

} //////////////////////////////////////////////////// void playNote(char note, int duration) {

 char names[] = { 'c', 'd', 'e', 'f', 'g', 'a', 'b', 'C' };   
 int tones[] = { 1915, 1700, 1519, 1432, 1275, 1136, 1014, 956 };     // play the tone corresponding to the note name   
 for (int i = 0; i < 8; i++) 
 {     
   if (names[i] == note) 
   {       
       playTone(tones[i], duration);     
   }   
 } 

} ////////////////////////////////////////////// void setup() {

 pinMode(speakerPin, OUTPUT); 
 pinMode(11, OUTPUT);
 digitalWrite(11, LOW);   

} ///////////////////////////////////////////// void loop() {

 for (int i = 0; i < length; i++) 
 {     
    if (notes[i] == ' ') 
    {       
        delay(beats[i] * tempo); // rest     
    }
    else 
    {       
       playNote(notes[i], beats[i] * tempo);     
    }       // pause between notes     
    delay(tempo / 2);    
 } 

} </syntaxhighlight>

How to buy

Here to buy Buzzer Module on store