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多首歌曲播放演示.jpg (55.04 KB, 下載次數: 22)
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2018-12-6 20:44 上傳
下面是源碼:
#include<reg52.h>
#define uchar unsigned char
#define uint unsigned int
uint Fre;
sbit spk=P3^4;
sbit sw=P1^0;
void delay(uint mS)
uint code FreTab_Low[7] = {262,294,330,349,392,440,494}; //低音頻率表
uint code FreTab_Mid[7] = {523,578,659,698,784,880,988}; //中音頻率表
uint code FreTab_Hight[7] = {1046,1175,1318,1397,1568,1760,1976}; //高音頻率表
//------------------------ 大海啊故鄉
uchar code Happy_Birthday1[]={
0x11,0x04,0x12,0x04,0x11,0x0a,0x07,0x02,
0x06,0x02,0x05,0x04,0x13,0x04,0x13,0x0f,0x13,0x04,0x14,0x04,
0x13,0x0a,0x12,0x02,0x11,0x02,0x06,0x04,0x12,0x04,0x12,0x0f,
0x07,0x04,0x11,0x04,0x07,0x0a,0x06,0x02,0x05,0x02,0x05,0x04,
0x12,0x04,0x12,0x0f,0x14,0x0a,0x13,0x04,0x11,0x04,0x06,0x04,
0x11,0x18,0x15,0x04,0x16,0x04,0x15,0x0a,0x13,0x04,0x15,0x04,
0x16,0x04,0x15,0x0f,0x16,0x04,0x15,0x04,0x14,0x04,0x11,0x02,
0x11,0x02,0x16,0x04,0x15,0x04,0x15,0x18,0x13,0x04,0x14,0x04,
0x13,0x0a,0x12,0x02,0x11,0x02,0x06,0x04,0x12,0x04,0x12,0x0f,
0x14,0x04,0x15,0x04,0x14,0x04,0x13,0x04,0x11,0x04,0x06,0x04,
0x11,0x18,0x15,0x04,0x16,0x04,0x15,0x0a,0x13,0x04,0x15,0x04,
0x16,0x04,0x15,0x0f,0x16,0x04,0x15,0x04,0x14,0x04,0x11,0x02,
0x11,0x02,0x16,0x04,0x15,0x04,0x15,0x18,0x13,0x04,0x14,0x04,
0x13,0x0a,0x12,0x02,0x11,0x02,0x06,0x04,0x12,0x04,0x12,0x0f,
0x14,0x04,0x15,0x04,0x14,0x04,0x13,0x04,0x11,0x04,0x06,0x04,
0x11,0x18,0x00,0x00};
//---------------------- 祝你生日快樂
uchar code Happy_Birthday2[]={0x11,0x05,0x11,0x05,0x12,0x0a,
0x11,0x0a,0x14,0x0a,0x13,0x14,0x11,0x05,0x11,0x05,0x12,0x0a,
0x11,0x0a,0x15,0x0a,0x14,0x14,0x11,0x05,0x11,0x05,0x21,0x0a,
0x16,0x0a,0x14,0x0a,0x13,0x0a,0x22,0x0a,0x17,0x05,0x17,0x05,
0x16,0x0a,0x14,0x0a,0x15,0x0a,0x14,0x14,0x00,0x00};
//-------------------- 辣妹子
uchar code Happy_Birthday3[]={0x16,0x04,0x13,0x02,0x15,0x02,
0x16,0x04,0x13,0x02,0x15,0x02,0x16,0x04,0x13,0x02,0x15,0x02,
0x06,0x08,0x16,0x04,0x13,0x02,0x15,0x02,0x16,0x04,0x13,0x02,
0x15,0x02,0x16,0x04,0x16,0x04,0x06,0x08,0x16,0x04,0x13,0x02,
0x15,0x02,0x16,0x04,0x13,0x02,0x15,0x02,0x16,0x04,0x13,0x02,
0x15,0x02,0x06,0x08,0x16,0x04,0x13,0x02,0x15,0x02,0x16,0x04,
0x13,0x02,0x15,0x02,0x06,0x04,0x06,0x04,0x06,0x08,0x16,0x04,
0x13,0x02,0x15,0x02,0x16,0x04,0x13,0x02,0x15,0x02,0x16,0x04,
0x16,0x04,0x16,0x08,0x16,0x04,0x13,0x02,0x15,0x02,0x16,0x04,
0x13,0x02,0x15,0x02,0x13,0x04,0x13,0x04,0x06,0x08,0x16,0x04,
0x13,0x02,0x15,0x02,0x16,0x04,0x13,0x02,0x15,0x02,0x16,0x04,
0x16,0x04,0x16,0x08,0x11,0x04,0x15,0x02,0x13,0x02,0x13,0x02,
0x15,0x02,0x13,0x04,0x13,0x04,0x06,0x08,0x13,0x04,0x13,0x02,
0x13,0x02,0x16,0x04,0x16,0x04,0x16,0x18,0x16,0x0a,0x21,0x04,
0x13,0x04,0x13,0x04,0x03,0x08,0x00,0x00};
void Timer_init()
{
TMOD=0x11;
EA=1;
ET0=1;
ET1=0;
TR0=0;
TR1=0;
}
void Timer0_i() interrupt 1
{
TH0=Fre/256;
TL0=Fre%256;
if(spk==0)
spk=1;
else spk=0;
}
void spk_Play(uchar *spkTab)
{
uchar *pspk;
uchar temp,i;
pspk=spkTab; //將歌曲首地址給指針變量
while(*pspk!=0)
{
if((*pspk&0xf0)==0x00)
Fre=65536-1000000/FreTab_Low[*pspk&0x0f];
else if((*pspk&0xf0)==0x10)
Fre=65536-1000000/FreTab_Mid[*pspk&0x0f];
else if((*pspk&0xf0)==0x20)
Fre=65536-1000000/FreTab_Hight[*pspk&0x0f];
TH0=Fre/256;
TL0=Fre%256;
TH1=0x3c;
TL1=0xb0;
pspk++; //獲得節拍值
temp=*pspk;
TR0=1;
TR1=1;
for(i=0;i<temp;i++)
{
while(TF1==0);
TH1=0x3c;
TL1=0xb0;
TF1=0;
}
pspk++;
}
}
void main()
{
while(1)
{
int k;
Timer_init();
if(sw==0)
{
delay(10);
if(sw==1)
break;
while(sw==0);
{
k++;
if(k==1)spk_Play(Happy_Birthday1);
else if(k==2)spk_Play(Happy_Birthday2);
else if(k==3)spk_Play(Happy_Birthday3),k=0;
}
}
}
}
void delay(uint mS)
{
uint x,y;
for(x=mS;x>0;x--)
for(y=247;y>0;y--);
}
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