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標題: 單片機蜂鳴器音樂程序 [打印本頁]

作者: 黑弓之箭 時間: 2015-5-19 23:05
標題: 單片機蜂鳴器音樂程序
#include <reg51.h>
sbit    speaker=P1^2;
unsigned char timer0h,timer0l,time;
      //世上只有媽媽好數據表
code unsigned char sszymmh[]={       6,2,3,    5,2,1,    3,2,2, 5,2,2, 1,3,2, 6,2,1, 5,2,1,
                                    6,2,4,    3,2,2,    5,2,1, 6,2,1, 5,2,2, 3,2,2, 1,2,1,
                                    6,1,1,    5,2,1,    3,2,1, 2,2,4, 2,2,3, 3,2,1, 5,2,2,
                                    5,2,1,    6,2,1,    3,2,2, 2,2,2, 1,2,4, 5,2,3, 3,2,1,
                                    2,2,1,    1,2,1,    6,1,1, 1,2,1, 5,1,6, 0,0,0
                                    };
   // 音階頻率表高八位
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,
                           } ;
      // 音階頻率表低八位
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定時工作方式1
EA=1;
ET0=1;//IE=0x82 //CPU開中斷,CT0開中斷
while(1)
   {
   i=0;
   while(i<100){       //音樂數組長度，唱完從頭再來
   k=sszymmh[i]+7*sszymmh[i+1]-1;
   timer0h=FREQH[k];
   timer0l=FREQL[k];
   time=sszymmh[i+2];
   i=i+3;
   song();
      }
   }
  }

作者: heicad 時間: 2015-5-19 23:16
問一下樓主有電路圖嗎？

作者: max.leo 時間: 2016-5-9 11:22
還有別的歌嗎

作者: 1023 時間: 2016-5-9 12:55
#include <reg51.h> #define uchar unsigned char sbit speaker=P1^2; uchar timer0h,timer0l,time; //世上只有媽媽好數據表 uchar code sszymmh[]={ 6,2,3, 5,2,1, 3,2,2, 5,2,2, 1,3,2, 6,2,1, 5,2,1, 6,2,4, 3,2,2, 5,2,1, 6,2,1, 5,2,2, 3,2,2, 1,2,1, 6,1,1, 5,2,1, 3,2,1, 2,2,4, 2,2,3, 3,2,1, 5,2,2, 5,2,1, 6,2,1, 3,2,2, 2,2,2, 1,2,4, 5,2,3, 3,2,1, 2,2,1, 1,2,1, 6,1,1, 1,2,1, 5,1,6, 0,0,0 }; // 音階頻率表高八位 uchar code 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, } ; // 音階頻率表低八位 uchar code 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, }; /*延時函數*/ void delay(unsigned char t) { uchar 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) { uchar k,i; TMOD=0x01; //置CT0定時工作方式1 EA=1; ET0=1;//IE=0x82 //CPU開中斷,CT0開中斷 while(1) { i=0; while(i<100) { //音樂數組長度，唱完從頭再來 k=sszymmh[i]+7*sszymmh[i+1]-1; timer0h=FREQH[k]; timer0l=FREQL[k]; time=sszymmh[i+2]; i=i+3; song(); } } }

作者: 桃子不懂愛 時間: 2016-5-9 16:15
學習啦

作者: HKZWAN 時間: 2016-12-3 17:01
哥們世上只有媽媽好數據表怎么弄根據什么得來的

作者: 字符創 時間: 2016-12-4 18:54
借用啦

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