2020年03月19日 | 51单片机蜂鸣器之《东西》

#include

#define uint unsigned int

#define uchar unsigned char

sbit voice=P1^5;

uchar code sound[]={0xff,

                    0x26,0x20,0x2b,0x20,0x26,0x20,0x2b,0x20,0x26,0x20,0x2b,0x20,0x26,0x20,

                    0x2b,0x20,0x26,0x20,0x26,0x20,0x2b,0x20,0xff,0x20,0x2b,0x20,0x30,0x20,

                    0x2b,0x20,0x30,0x20,0x2b,0x20,0x30,0x20,0x2b,0x20,0x30,0x20,0x2b,0x20,

                    0x30,0x20,0x2b,0x20,0x2b,0x20,0x30,0x20,0xff,0x20,0x30,0x20,0x2b,0x20,

                    0x26,0x20,0x2b,0x20,0x26,0x20,0x2b,0x20,0x26,0x20,0x2b,0x20,0x26,0x20,

                    0x2b,0x20,0x26,0x20,0x26,0x20,0x2b,0x20,0xff,0x20,0x2b,0x20,0x30,0x20,

                    0x2b,0x20,0x30,0x20,0x2b,0x20,0x30,0x20,0x2b,0x20,0x30,0x20,0x2b,0x20,

                    0x30,0x20,0x20,0x20,0x20,0x20,0x26,0x20,0xff,0x20,0xff,0x20,0x26,0x20,

                    0x2b,0x20,0x26,0x20,0x2b,0x20,0x26,0x20,0x2b,0x20,0x26,0x20,0x2b,0x20,

                    0x26,0x20,0x26,0x20,0x26,0x20,0x2b,0x20,0xff,0x20,0x2b,0x20,0x30,0x20,

                    0x2b,0x20,0x30,0x20,0x2b,0x20,0x30,0x20,0x2b,0x20,0x30,0x20,0x2b,0x20,

                    0x30,0x20,0x2b,0x20,0x2b,0x20,0x30,0x20,0xff,0x20,0x30,0x20,0x2b,0x20,

                    0x26,0x20,0x2b,0x20,0x26,0x20,0x2b,0x20,0x26,0x20,0x2b,0x20,0x26,0x20,

                    0x2b,0x20,0x26,0x20,0x2b,0x20,0x2b,0x20,0xff,0x20,0x2b,0x20,0x30,0x20,

                    0x2b,0x20,0x30,0x20,0x2b,0x20,0x30,0x20,0x2b,0x20,0x2b,0x20,0x30,0x20,

                    0xff,0x20,0x26,0x20,0x2b,0x20,0x30,0x20,0x39,0x20,0x40,0x20,0x39,0x20,

                    0x30,0x20,0x2b,0x20,0xff,0x20,0x30,0x20,0x26,0x20,0x26,0x20,0x2b,0x20,

                    0x30,0x20,0x30,0x20,0x26,0x20,0x2b,0x20,0x30,0x20,0x39,0x20,0x40,0x20,

                    0x39,0x20,0x30,0x20,0x2b,0x20,0x30,0x20,0x20,0x20,0x26,0x20,0xff,0x20,

                    0xff,0x20,0x26,0x20,0x2b,0x20,0x30,0x20,0x39,0x20,0x40,0x20,0x39,0x20,

                    0x30,0x20,0x2b,0x20,0xff,0x20,0x30,0x20,0x2b,0x20,0x30,0x20,0x20,0x20,

                    0x26,0x20,0x2b,0x20,0x30,0x20,0xff,0x20,0x26,0x20,0x2b,0x20,0x30,0x20,

                    0x20,0x20,0x26,0x20,0x2b,0x20,0x30,0x20,0x39,0x20,0x40,0x20,0x30,0x20,

                    0xff,0x20,0x00,

                   };

uchar zdjs=0, jp;

del(yj);

void main(void)

  {

      uint dpjs=0;

      uchar yj;

      TMOD=0x01,IE=0x82;

      TH0=0xd8, TL0=0xef;

   TR0=1;

while(1)

   {  

      zdjs=0;

      dpjs++; yj=sound[dpjs]; 

     dpjs++; jp=sound[dpjs];

   while(zdjs!=jp)

       { 

      if(yj!=0xff)

   {

             if(yj!=0)

               {

             voice=!voice;

                 del(yj);

                }

                else

          {

          dpjs=0; 

                      break;

                     }

    }

    else

      {

        voice=0;

                 del(jp);

    }

      }

       }

   }

time0() interrupt 1  using 1

      {

         TH0=0xd8, TL0=0xef;

         zdjs++;

           }

del(yj)

    {

      uchar yj2=2;

       while(yj!=0)

         {      

               while(yj2!=0)

                  {

                     yj2--;

                     }

                  yj2=2;

             yj--;  

       }

     }