#include<reg51.h>
#define uchar unsigned char
#define uint unsigned int
sbit BEEP=P3^7;
unsigned char code Music_Same[]={ 0x0F,0x01, 0x15,0x02, 0x16,0x02, 0x17,0x66, 0x18,0x03,
0x17,0x02, 0x15,0x02, 0x16,0x01, 0x15,0x02, 0x10,0x02,
0x15,0x00, 0x0F,0x01, 0x15,0x02, 0x16,0x02, 0x17,0x02,
0x17,0x03, 0x18,0x03, 0x19,0x02, 0x15,0x02, 0x18,0x66,
0x17,0x03, 0x19,0x02, 0x16,0x03, 0x17,0x03, 0x16,0x00,
0x17,0x01, 0x19,0x02, 0x1B,0x02, 0x1B,0x70, 0x1A,0x03,
0x1A,0x01, 0x19,0x02, 0x19,0x03, 0x1A,0x03, 0x1B,0x02,
0x1A,0x0D, 0x19,0x03, 0x17,0x00, 0x18,0x66, 0x18,0x03,
0x19,0x02, 0x1A,0x02, 0x19,0x0C, 0x18,0x0D, 0x17,0x03,
0x16,0x01, 0x11,0x02, 0x11,0x03, 0x10,0x03, 0x0F,0x0C,
0x10,0x02, 0x15,0x00, 0x1F,0x01, 0x1A,0x01, 0x18,0x66,
0x19,0x03, 0x1A,0x01, 0x1B,0x02, 0x1B,0x03, 0x1B,0x03,
0x1B,0x0C, 0x1A,0x0D, 0x19,0x03, 0x17,0x00, 0x1F,0x01,
0x1A,0x01, 0x18,0x66, 0x19,0x03, 0x1A,0x01, 0x10,0x02,
0x10,0x03, 0x10,0x03, 0x1A,0x0C, 0x18,0x0D, 0x17,0x03,
0x16,0x00, 0x0F,0x01, 0x15,0x02, 0x16,0x02, 0x17,0x70,
0x18,0x03, 0x17,0x02, 0x15,0x03, 0x15,0x03, 0x16,0x66,
0x16,0x03, 0x16,0x02, 0x16,0x03, 0x15,0x03, 0x10,0x02,
0x10,0x01, 0x11,0x01, 0x11,0x66, 0x10,0x03, 0x0F,0x0C,
0x1A,0x02, 0x19,0x02, 0x16,0x03, 0x16,0x03, 0x18,0x66,
0x18,0x03, 0x18,0x02, 0x17,0x03, 0x16,0x03, 0x19,0x00,
0x00,0x00 };
uchar code tab[]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};
uchar code graph[5][8]=
{0x00,0x12,0x62,0x2a,0x7e,0x2a,0x22,0x02,
0x00,0x00,0xfe,0x92,0x92,0x92,0xfe,0x00,
0x18,0xff,0x11,0x2a,0xfc,0x2a,0x39,0x08,
0x01,0x3a,0x4a,0xbf,0x0a,0x09,0x00,0x00,
0x30,0x48,0x44,0x22,0x44,0x48,0x30,0x00
};
//uchar m,temp,num,n;
unsigned int timecount;
unsigned char cnta;
unsigned char cntb;
//延时
void DelayMS(uint z)
{
uint x,y;
for(x=z;x>0;x--)
for(y=110;y>0;y--);
}
//播放函数
void PlayMusic()
{
uint i=0,j,k;
while(SONG_LONG[i]!=0||SONG_TONE[i]!=0)
{ //播放各个音符，SONG_LONG为拍子长度
for(j=0;j<SONG_LONG[i]*20;j++)
{
BEEP=~BEEP;
//SONG_TONE延时表决定了每个音符的频率
for(k=0;k<SONG_TONE[i]/3;k++);
}
DelayMS(10);
i++;
}
}
void main()
{
//BEEP=0;
TMOD=0x01; //定时器0为工作方式1
TH0=(65536-8000)/256; //装初值
TL0=(65536-8000)%256;
TR0=1; //启动定时器
ET0=1; //开定时器0中断
EA=1; //开总中断
while(1)
{
PlayMusic(); //播放生日快乐
DelayMS(500); //播放完后暂停一段时间
}
}
void t0(void) interrupt 1 using 0
{
TH0=(65536-8000)/256;
TL0=(65536-8000)%256;
P2=tab[cnta]; //扫描列
P0=graph[cntb][cnta]; //扫描行
cnta++;
if(cnta==8)
{
cnta=0;
}
timecount++;
if(timecount==150)
{
timecount=0;
cntb++;
if(cntb==5)
{
cntb=0;
}
}
}
