哪位好心人给我一个51单片机C语言让蜂鸣器唱生日歌的程序啊，谢谢啦！！

Question

如题所述

Answer 1

//此程序在硬件上调试通过

//本程序的单片机晶振采用11.0592M

#include <reg51.h>

sbit      speaker=P1^2;  

unsigned char timer0h,timer0l,time;

        //生日歌

code unsigned char sszymmh[]={5,1,1, 5,1,1, 6,1,2, 5,1,2, 1,2,2, 7,1,4,

         5,1,1, 5,1,1, 6,1,2, 5,1,2, 2,2,2, 1,2,4,

         5,1,1, 5,1,1, 5,2,2, 3,2,2, 1,2,2, 7,1,2, 6,1,2,

         4,2,1, 4,2,1, 3,2,2, 1,2,2, 2,2,2, 1,2,4};

       // 音阶频率表 高八位

code unsigned char FREQH[]={

                                0xF2,0xF3,0xF5,0xF5,0xF6,0xF7,0xF8, 

                                0xF9,0xF9,0xFA,0xFA,0xFB,0xFB,0xFC,0xFC, //1,2,3,4,5,6,7,8,i

                                0xFC,0xFD,0xFD,0xFD,0xFD,0xFE,

                                0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFF,

                               } ;

         // 音阶频率表 低八位

code unsigned char FREQL[]={

                                 0x42,0xC1,0x17,0xB6,0xD0,0xD1,0xB6,

                                 0x21,0xE1,0x8C,0xD8,0x68,0xE9,0x5B,0x8F, //1,2,3,4,5,6,7,8,i

                                 0xEE,0x44, 0x6B,0xB4,0xF4,0x2D, 

                                 0x47,0x77,0xA2,0xB6,0xDA,0xFA,0x16,

                                };

void delay(unsigned char t)

   {

   unsigned char t1;

   unsigned long t2;

   for(t1=0;t1<t;t1++)

   {

    for(t2=0;t2<8000;t2++)

       {

        ;

        }

   }

   TR0=0;

 }

void t0int() interrupt 1

{

 TR0=0;

 speaker=!speaker;

 TH0=timer0h;

 TL0=timer0l;

 TR0=1;

 }

void song()

{

 TH0=timer0h;

 TL0=timer0l;

 TR0=1;

 delay(time);                       

 }

 void main(void)

 {

 unsigned char k,i;

 TMOD=1; //置CT0定时工作方式1

 EA=1;

 ET0=1;//IE=0x82 //CPU开中断,CT0开中断 

 while(1)

      {

       i=0;  

       while(i<75){         //音乐数组长度 ，唱完从头再来        

       k=sszymmh[i]+7*sszymmh[i+1]-1;

       timer0h=FREQH[k];

       timer0l=FREQL[k];

       time=sszymmh[i+2];

       i=i+3;

       song();

        }

      } 

  }

P12接J31的7脚，我在板子上已经测试过了，用的是89S52

花时间编的，希望你能采纳