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利用定时器产生乐曲 唱祝你平安 带proteus仿真及源码

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ID:137190 发表于 2016-10-10 13:08 | 显示全部楼层 |阅读模式
利用51单片机定时器产生乐曲的proteus仿真，下面是原理图
0.png 0.png

单片机利用定时器唱祝你平安仿真工程文件及所有完整程序等资料下载地址：
http://www.51hei.com/bbs/dpj-56298-1.html

源程序：
  1. /********************************************************************
  2.                             天马电子  
  3. *********************************************************************/
  4. #include<reg52.h>                 //库文件
  5. #define uchar unsigned char//宏定义无符号字符型
  6. #define uint unsigned int  //宏定义无符号整型
  7. /********************************************************************
  8.                             初始定义
  9. *********************************************************************/
  10. uchar Count;
  11. sbit _Speak =P3^7 ; //讯响器控制脚
  12. /********************************************************************
  13.                             歌曲字根码
  14. *********************************************************************/
  15. unsigned char code SONG[] ={ //祝你平安
  16. 0x26,0x20,0x20,0x20,0x20,0x20,0x26,0x10,0x20,0x10,0x20,0x80,0x26,0x20,0x30,0x20,
  17. 0x30,0x20,0x39,0x10,0x30,0x10,0x30,0x80,0x26,0x20,0x20,0x20,0x20,0x20,0x1c,0x20,
  18. 0x20,0x80,0x2b,0x20,0x26,0x20,0x20,0x20,0x2b,0x10,0x26,0x10,0x2b,0x80,0x26,0x20,
  19. 0x30,0x20,0x30,0x20,0x39,0x10,0x26,0x10,0x26,0x60,0x40,0x10,0x39,0x10,0x26,0x20,
  20. 0x30,0x20,0x30,0x20,0x39,0x10,0x26,0x10,0x26,0x80,0x26,0x20,0x2b,0x10,0x2b,0x10,
  21. 0x2b,0x20,0x30,0x10,0x39,0x10,0x26,0x10,0x2b,0x10,0x2b,0x20,0x2b,0x40,0x40,0x20,
  22. 0x20,0x10,0x20,0x10,0x2b,0x10,0x26,0x30,0x30,0x80,0x18,0x20,0x18,0x20,0x26,0x20,
  23. 0x20,0x20,0x20,0x40,0x26,0x20,0x2b,0x20,0x30,0x20,0x30,0x20,0x1c,0x20,0x20,0x20,
  24. 0x20,0x80,0x1c,0x20,0x1c,0x20,0x1c,0x20,0x30,0x20,0x30,0x60,0x39,0x10,0x30,0x10,
  25. 0x20,0x20,0x2b,0x10,0x26,0x10,0x2b,0x10,0x26,0x10,0x26,0x10,0x2b,0x10,0x2b,0x80,
  26. 0x18,0x20,0x18,0x20,0x26,0x20,0x20,0x20,0x20,0x60,0x26,0x10,0x2b,0x20,0x30,0x20,
  27. 0x30,0x20,0x1c,0x20,0x20,0x20,0x20,0x80,0x26,0x20,0x30,0x10,0x30,0x10,0x30,0x20,
  28. 0x39,0x20,0x26,0x10,0x2b,0x10,0x2b,0x20,0x2b,0x40,0x40,0x10,0x40,0x10,0x20,0x10,
  29. 0x20,0x10,0x2b,0x10,0x26,0x30,0x30,0x80,0x00,
  30. //路边的野华不要采
  31. 0x30,0x1C,0x10,0x20,0x40,0x1C,0x10,0x18,0x10,0x20,0x10,0x1C,0x10,0x18,0x40,0x1C,
  32. 0x20,0x20,0x20,0x1C,0x20,0x18,0x20,0x20,0x80,0xFF,0x20,0x30,0x1C,0x10,0x18,0x20,
  33. 0x15,0x20,0x1C,0x20,0x20,0x20,0x26,0x40,0x20,0x20,0x2B,0x20,0x26,0x20,0x20,0x20,
  34. 0x30,0x80,0xFF,0x20,0x20,0x1C,0x10,0x18,0x10,0x20,0x20,0x26,0x20,0x2B,0x20,0x30,
  35. 0x20,0x2B,0x40,0x20,0x20,0x1C,0x10,0x18,0x10,0x20,0x20,0x26,0x20,0x2B,0x20,0x30,
  36. 0x20,0x2B,0x40,0x20,0x30,0x1C,0x10,0x18,0x20,0x15,0x20,0x1C,0x20,0x20,0x20,0x26,
  37. 0x40,0x20,0x20,0x2B,0x20,0x26,0x20,0x20,0x20,0x30,0x80,0x20,0x30,0x1C,0x10,0x20,
  38. 0x10,0x1C,0x10,0x20,0x20,0x26,0x20,0x2B,0x20,0x30,0x20,0x2B,0x40,0x20,0x15,0x1F,
  39. 0x05,0x20,0x10,0x1C,0x10,0x20,0x20,0x26,0x20,0x2B,0x20,0x30,0x20,0x2B,0x40,0x20,
  40. 0x30,0x1C,0x10,0x18,0x20,0x15,0x20,0x1C,0x20,0x20,0x20,0x26,0x40,0x20,0x20,0x2B,
  41. 0x20,0x26,0x20,0x20,0x20,0x30,0x30,0x20,0x30,0x1C,0x10,0x18,0x40,0x1C,0x20,0x20,
  42. 0x20,0x26,0x40,0x13,0x60,0x18,0x20,0x15,0x40,0x13,0x40,0x18,0x80,0x00,};
  43. /********************************************************************
  44.                             定时中断服务函数
  45. *********************************************************************/
  46. void Time0_Init()
  47. {
  48.         TMOD = 0x01;
  49.         IE = 0x82;
  50.         TH0 = 0xD8;
  51.         TL0 = 0xEF; //12MZ晶振，10ms
  52. }
  53. /*********************************************************************/
  54. void Time0_Int() interrupt 1
  55. {
  56.         TH0 = 0xD8;
  57.         TL0 = 0xEF;                     
  58.         Count++; //长度加1
  59. }
  60. /*********************************************************************/
  61. void Delay_xMs(unsigned int x) //1MS 延时子程序
  62. {
  63.         unsigned int i,j;
  64.         for( i =0;i < x;i++ )
  65.         {
  66.                 for( j =0;j<3;j++ );
  67.         }
  68. }
  69. /*********************************************************************/
  70. void Play_Song(unsigned char i) //:歌曲播放子程序i 为播放哪一段曲目
  71. {
  72.         unsigned char Temp1,Temp2;
  73.         unsigned int Addr;
  74.         Count = 0; //中断计数器清0
  75.         Addr = i * 217;
  76. while(1)
  77.         {
  78.                 Temp1 = SONG[Addr++];
  79.                 if ( Temp1 == 0xFF ) //休止符
  80.                         {
  81.                                 TR0 = 0; Delay_xMs(100);
  82.                         }
  83.         else if ( Temp1 == 0x00 ) //歌曲结束符
  84.                 {
  85.                         return;
  86.                 }
  87. else
  88. {
  89.         Temp2 = SONG[Addr++];
  90.         TR0 = 1;
  91.         while(1)
  92.         {
  93.         _Speak = ~_Speak;
  94.         Delay_xMs(Temp1);
  95.         if ( Temp2 == Count )
  96.                 {
  97.                         Count = 0;
  98.                         break;
  99.                 }
  100.         }
  101. }
  102. }
  103. }
  104. /********************************************************************
  105.                             主函数
  106. *********************************************************************/
  107. void main() //主程序
  108. {
  109.         Time0_Init(); //定时器0 中断初始化
  110.         while(1)
  111.         {
  112.                 Play_Song(0);
  113.         } //播放
  114. }

  116. /********************************************************************
  117.                               结束
  118. *********************************************************************/


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