51音樂
#include "reg52.h"
unsigned char Count;
sbit _Speak =P1^5 ;
unsigned char code SONG[] ={ //祝你平安
0x18, 0x30, 0x1C , 0x10, //格式為: 頻率常數(shù), 節(jié)拍常數(shù), 頻率常數(shù), 節(jié)拍常數(shù),
0x20, 0x40, 0x1C , 0x10,
0x18, 0x10, 0x20 , 0x10,
0x1C, 0x10, 0x18 , 0x40,
0x1C, 0x20, 0x20 , 0x20,
0x1C, 0x20, 0x18 , 0x20,
0x20, 0x80, 0xFF , 0x20,
0x30, 0x1C, 0x10 , 0x18,
0x20, 0x15, 0x20 , 0x1C,
0x20, 0x20, 0x20 , 0x26,
0x40, 0x20, 0x20 , 0x2B,
0x20, 0x26, 0x20 , 0x20,
0x20, 0x30, 0x80 , 0xFF,
0x20, 0x20, 0x1C , 0x10,
0x18, 0x10, 0x20 , 0x20,
0x26, 0x20, 0x2B , 0x20,
0x30, 0x20, 0x2B , 0x40,
0x20, 0x20, 0x1C , 0x10,
0x18, 0x10, 0x20 , 0x20,
0x26, 0x20, 0x2B , 0x20,
0x30, 0x20, 0x2B , 0x40,
0x20, 0x30, 0x1C , 0x10,
0x18, 0x20, 0x15 , 0x20,
0x1C, 0x20, 0x20 , 0x20,
0x26, 0x40, 0x20 , 0x20,
0x2B, 0x20, 0x26 , 0x20,
0x20, 0x20, 0x30 , 0x80,
0x20, 0x30, 0x1C , 0x10,
0x20, 0x10, 0x1C , 0x10,
0x20, 0x20, 0x26 , 0x20,
0x2B, 0x20, 0x30 , 0x20,
0x2B, 0x40, 0x20 , 0x15,
0x1F, 0x05, 0x20 , 0x10,
0x1C, 0x10, 0x20 , 0x20,
0x26, 0x20, 0x2B , 0x20,
0x30, 0x20, 0x2B , 0x40,
0x20, 0x30, 0x1C , 0x10,
0x18, 0x20, 0x15 , 0x20,
0x1C, 0x20, 0x20 , 0x20,
0x26, 0x40, 0x20 , 0x20,
0x2B, 0x20, 0x26 , 0x20,
0x20, 0x20, 0x30 , 0x30,
0x20, 0x30, 0x1C , 0x10,
0x18, 0x40, 0x1C , 0x20,
0x20, 0x20, 0x26 , 0x40,
0x13, 0x60, 0x18 , 0x20,
0x15, 0x40, 0x13 , 0x40,
0x18, 0x80, 0x00
};
void Time0_Init()
{
TMOD = 0x01;
IE = 0x82;
TH0 = 0xD8;
TL0 = 0xEF; //12MZ晶振，10ms
}
void Time0_Int() interrupt 1
{
TH0 = 0xD8;
TL0 = 0xEF;
Count++; //長度加1
}
/*-------------------------------------------------
功能:1MS延時子程序
-------------------------------------------------*/
void Delay_xMs(unsigned int x)
{
unsigned int i,j;
for( i =0;i < x;i++ )
{
for( j =0;j<3;j++ );
}
}
void Play_Song(unsigned char i)
{
unsigned char Temp1,Temp2;
unsigned int Addr;
Count = 0; //中斷計數(shù)器清0
Addr = i * 217;
while(1)
{
Temp1 = SONG[Addr++];
if ( Temp1 == 0xFF ) //休止符
{
TR0 = 0;
Delay_xMs(100);
}
else if ( Temp1 == 0x00 ) //歌曲結束符
{
return;
}
else
{
Temp2 = SONG[Addr++];
TR0 = 1;
while(1)
{
_Speak = ~_Speak;
Delay_xMs(Temp1);
if ( Temp2 == Count )
{
Count = 0;
break;
}
}
}
}
}
/*-------------------------------------------------
功能:主程序
-------------------------------------------------*/
void main()
{
Time0_Init(); //定時器0中斷初始化
while(1)
{
Play_Song(0); //播放
}
}
|
QQ好友和群
QQ空間
騰訊微博
騰訊朋友
收藏
淘帖
頂
踩
