音乐播放器怎么做啊。。89C51的!
我做过。网上有资料的
#include <reg52.h>
#define uchar unsigned char
#define uint unsigned int
uchar i;
uint t;
/*
uchar a[]={252,252,253,253,253,253,254};
uchar b[]={68,173,10,52,131,200,6};
*/
uchar a[]={252,252,252,252,253,253};
uchar b[]={68,68,173,68,52,10};
//uchar n[]={1,1,2,2,2,4};
uchar n[6];
uchar m[]={1,1,2,2,2,4};
//uchar code table[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92};
sbit BEEP=P3^6;
void main()
{
TMOD=0x21; //??CT0?¨ê±1¤×÷·?ê?1,??CT1?¨ê±1¤×÷·?ê?2
EA=1;
ET0=1;
ET1=1; //IE=0x82 //CPU?a?D??,CT0,ct1?a?D??
TR1=1;
TR0=1;
for(i=0;i<=5;i++)
{
n[i]=m[i];
}
i=0;
t=0;
TH0=a[i];
TL0=b[i];
TH1=0x06;
TL1=0x06;
while(1)
{
}
}
void t0(void) interrupt 1 using 0
{
BEEP=~BEEP;
TH0=a[i];//bu neng qu diao.
TL0=b[i];//
}
void t1(void) interrupt 3 using 0
{
t++;
if(t==1000)
{
t=0;
n[i]--;
if(n[i]==0)
{
TR0=0;
i++;
if(i==6)
{
for(i=0;i<=5;i++)
{
n[i]=m[i];
}
i=0;
}
TR0=1;
}
TH1=0x06;
TL1=0x06;
}
}
听听我写的
http://bbs.elecfans.com/jishu_549510_1_1.html
这个是我做的
