標(biāo)題: 基于51單片機(jī)的音樂(lè)程序 [打印本頁(yè)]
作者: 南館蕭瑟    時(shí)間: 2022-11-19 20:20
標(biāo)題: 基于51單片機(jī)的音樂(lè)程序
這是我的51單片機(jī)程序編輯文件夾中的一個(gè)程序，感興趣的可以試試，我還弄了一個(gè)<《起風(fēng)了》音樂(lè)程序
  1. #include <reg51.h>
  2. #define uchar unsigned char

  4. sbit beepIO=P2^5;
  5. uchar m,n;
  6. uchar code T[49][2]={{0,0},
  7.                 {0xF8,0x8B},{0xF8,0xF2},{0xF9,0x5B},{0xF9,0xB7},{0xFA,0x14},{0xFA,0x66},{0xFA,0xB9},{0xFB,0x03},{0xFB,0x4A},{0xFB,0x8F},{0xFB,0xCF},{0xFC,0x0B},
  8.                 {0xFC,0x43},{0xFC,0x78},{0xFC,0xAB},{0xFC,0xDB},{0xFD,0x08},{0xFD,0x33},{0xFD,0x5B},{0xFD,0x81},{0xFD,0xA5},{0xFD,0xC7},{0xFD,0xE7},{0xFE,0x05},
  9.                 {0xFE,0x21},{0xFE,0x3C},{0xFE,0x55},{0xFE,0x6D},{0xFE,0x84},{0xFE,0x99},{0xFE,0xAD},{0xFE,0xC0},{0xFE,0x02},{0xFE,0xE3},{0xFE,0xF3},{0xFF,0x02},
  10.                 {0xFF,0x10},{0xFF,0x1D},{0xFF,0x2A},{0xFF,0x36},{0xFF,0x42},{0xFF,0x4C},{0xFF,0x56},{0xFF,0x60},{0xFF,0x69},{0xFF,0x71},{0xFF,0x79},{0xFF,0x81}
  11.                                         };
  12. uchar code music[][2]={{0,4},
  13.                 {23,4},{21,4},{23,16},{23,4},{21,4},{23,4},{21,4},{19,16},{16,4},{19,4},{21,8},{21,4},{23,4},{21,4},{19,4},{16,4},{19,4},{14,24},
  14.                 {23,4},{21,4},{23,16},{23,4},{21,4},{23,4},{21,4},{19,24},{16,4},{19,4},{21,8},{21,4},{23,4},{21,4},{19,4},{16,4},{19,4},{21,24},
  15.                 {23,4},{21,4},{23,16},{23,4},{21,4},{23,4},{21,4},{19,16},{16,4},{19,4},{21,8},{21,4},{23,4},{21,4},{19,4},{16,4},{19,4},{14,24},
  16.                 {23,4},{26,4},{26,16},{26,4},{28,4},{26,4},{23,24},{21,4},{23,4},{21,8},{21,4},{23,4},{21,4},{19,4},{16,4},{16,2},{19,2},{19,24},{0,20},
  17.                 {26,4},{26,4},{28,4},{31,4},{30,4},{30,4},{28,4},{23,4},{21,4},{21,4},{23,16},{0,4},{23,4},{23,4},{26,4},{28,8},{28,12},{16,4},{23,4},{21,4},
  18.                 {21,24},{23,4},{26,4},{26,4},{23,4},{26,8},{0,4},{31,8},{30,4},{28,4},{30,4},{23,8},{0,4},{28,4},{28,4},{30,4},{28,4},{26,4},{23,4},{21,8},{23,4},{21,4},{23,4},{26,16},
  19.                 {0xFF,0xFF}
  20.                 };
  21. void delay(uchar p)
  22. {
  23.         uchar i,j;
  24.         for(;p>0;p--)
  25.         for(i=181;i>0;i--)
  26.         for(j=181;j>0;j--);
  27. }

  29. void pause()
  30. {
  31.         uchar i,j;
  32.         for(i=150;i>0;i--)
  33.         for(j=150;j>0;j--);
  34. }

  36. void T0_int() interrupt 1
  37. {
  38.         beepIO=!beepIO;
  39.         TH0=T[m][0];
  40.         TL0=T[m][1];
  41. }

  43. void main()
  44. {
  45.         uchar i=0;
  46.         TMOD=0x01;
  47.         EA=1;
  48.         ET0=1;
  49.         while(1)
  50.         {
  51.                 m=music[i][0];
  52.                 n=music[i][1];
  53.                 if(m==0x00)
  54.                 {
  55.                         TR0=0;
  56.                         delay(n);
  57.                         i++;
  58.                 }
  59.                 else if(m==0xFF)
  60.                 {
  61.                         TR0=0;
  62.                         delay(30);
  63.                         i=0;
  64.                 }
  65.                 else if(m==music[i+1][0])
  66.                 {
  67.                 TR0=1;
  68.                 delay(n);
  69.                 TR0=0;
  70.                 pause();
  71.                 i++;}
  72.                 else
  73.                 {
  74.                 TR0=1;
  75.                 delay(n);
  76.                 i++;
  77.                 }
  78.         }
  79. }
復(fù)制代碼


作者: tt98    時(shí)間: 2022-11-21 18:52
看看好不好聽(tīng)？
作者: wkman    時(shí)間: 2022-11-22 09:18
  頻率（譜）是怎么對(duì)應(yīng)編出來(lái)的？？？



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