51单片机蜂鸣器程序，音乐的随时跳转

这里修改：

sbit key1=P1^0;

sbit key2=P1^1;

void Play_Song(unsigned char i)

{

unsigned char Temp1,Temp2;

unsigned int Addr;

Count = 0; //中断计数器清0

Addr = i  217;

while(1)

{

if(key2==0)break;           //插入这一句

Temp1 = SONG[Addr++];

if ( Temp1 == 0xFF ) //休止符

{

TR0 = 0;

Delay_xMs(100);

}

else if ( Temp1 == 0x00 ) //歌曲结束符

{

return;

}

else

{

Temp2 = SONG[Addr++];

TR0 = 1;

while(1)

{

_Speak = ~_Speak;

Delay_xMs(Temp1);

if ( Temp2 == Count )

{

Count = 0;

break;

}

}

}

}

}

PlaySong2(

{

whlie(1)

    {

    if(key1==0)break;   //插入这一句

    }

}

void main()

{

Time0_Init(); //定时器0中断初始化

while(1)

    {

    Play_Song(0); //播放1

    Play_Song2(0); //播放2

    }

}

//假设晶振12MHZ，P17控制蜂鸣器

#include "reg51h"

sbit FMQ=P1^7;

void main(void)

{

TMOD |= 0X10; //定时器1工作于方式1,16位定时器

TH1 = 0XFE; //定时器1定时时间=500uS

TL1 = 0X0C;

ET1 = 1; //使能定时器1中断

EA =1; //开总中断

while(1)

{

}

}

void TIMER1(void) interrupt 3 //定时器1中断函数使用默认寄存器组

{

TH1 = 0XFE; //定时器1定时时间=500us

TL1 = 0X0C;

FMQ=!FMQ;

}

#include<reg52h>

8 #define uchar unsigned char

9 #define uint unsigned int

10 uchar Count;

11

12 sbit Speak =P1^2; //蜂鸣器器控制脚

13 /以下数组是音符编码/

14 unsigned char code SONG[] ={ //祝你平安

15 0x26,0x20,0x20,0x20,0x20,0x20,0x26,0x10,0x20,0x10,0x20,0x80,0x26,0x20,0x30,0x20,

16 0x30,0x20,0x39,0x10,0x30,0x10,0x30,0x80,0x26,0x20,0x20,0x20,0x20,0x20,0x1c,0x20,

17 0x20,0x80,0x2b,0x20,0x26,0x20,0x20,0x20,0x2b,0x10,0x26,0x10,0x2b,0x80,0x26,0x20,

18 0x30,0x20,0x30,0x20,0x39,0x10,0x26,0x10,0x26,0x60,0x40,0x10,0x39,0x10,0x26,0x20,

19 0x30,0x20,0x30,0x20,0x39,0x10,0x26,0x10,0x26,0x80,0x26,0x20,0x2b,0x10,0x2b,0x10,

20 0x2b,0x20,0x30,0x10,0x39,0x10,0x26,0x10,0x2b,0x10,0x2b,0x20,0x2b,0x40,0x40,0x20,

21 0x20,0x10,0x20,0x10,0x2b,0x10,0x26,0x30,0x30,0x80,0x18,0x20,0x18,0x20,0x26,0x20,

22 0x20,0x20,0x20,0x40,0x26,0x20,0x2b,0x20,0x30,0x20,0x30,0x20,0x1c,0x20,0x20,0x20,

23 0x20,0x80,0x1c,0x20,0x1c,0x20,0x1c,0x20,0x30,0x20,0x30,0x60,0x39,0x10,0x30,0x10,

24 0x20,0x20,0x2b,0x10,0x26,0x10,0x2b,0x10,0x26,0x10,0x26,0x10,0x2b,0x10,0x2b,0x80,

25 0x18,0x20,0x18,0x20,0x26,0x20,0x20,0x20,0x20,0x60,0x26,0x10,0x2b,0x20,0x30,0x20,

26 0x30,0x20,0x1c,0x20,0x20,0x20,0x20,0x80,0x26,0x20,0x30,0x10,0x30,0x10,0x30,0x20,

27 0x39,0x20,0x26,0x10,0x2b,0x10,0x2b,0x20,0x2b,0x40,0x40,0x10,0x40,0x10,0x20,0x10,

28 0x20,0x10,0x2b,0x10,0x26,0x30,0x30,0x80,0x00,

29 //路边的野华不要采

30 0x30,0x1C,0x10,0x20,0x40,0x1C,0x10,0x18,0x10,0x20,0x10,0x1C,0x10,0x18,0x40,0x1C,

31 0x20,0x20,0x20,0x1C,0x20,0x18,0x20,0x20,0x80,0xFF,0x20,0x30,0x1C,0x10,0x18,0x20,

32 0x15,0x20,0x1C,0x20,0x20,0x20,0x26,0x40,0x20,0x20,0x2B,0x20,0x26,0x20,0x20,0x20,

33 0x30,0x80,0xFF,0x20,0x20,0x1C,0x10,0x18,0x10,0x20,0x20,0x26,0x20,0x2B,0x20,0x30,

34 0x20,0x2B,0x40,0x20,0x20,0x1C,0x10,0x18,0x10,0x20,0x20,0x26,0x20,0x2B,0x20,0x30,

35 0x20,0x2B,0x40,0x20,0x30,0x1C,0x10,0x18,0x20,0x15,0x20,0x1C,0x20,0x20,0x20,0x26,

36 0x40,0x20,0x20,0x2B,0x20,0x26,0x20,0x20,0x20,0x30,0x80,0x20,0x30,0x1C,0x10,0x20,

37 0x10,0x1C,0x10,0x20,0x20,0x26,0x20,0x2B,0x20,0x30,0x20,0x2B,0x40,0x20,0x15,0x1F,

38 0x05,0x20,0x10,0x1C,0x10,0x20,0x20,0x26,0x20,0x2B,0x20,0x30,0x20,0x2B,0x40,0x20,

39 0x30,0x1C,0x10,0x18,0x20,0x15,0x20,0x1C,0x20,0x20,0x20,0x26,0x40,0x20,0x20,0x2B,

40 0x20,0x26,0x20,0x20,0x20,0x30,0x30,0x20,0x30,0x1C,0x10,0x18,0x40,0x1C,0x20,0x20,

41 0x20,0x26,0x40,0x13,0x60,0x18,0x20,0x15,0x40,0x13,0x40,0x18,0x80,0x00,

42

43 };

44

45 /

46 名称 : Time0_Init()

47 功能 : 定时器的初始化，定时时间可用光碟中软件计算，110592MZ晶振，10ms

48 输入 : 无

49 输出 : 无

50 /

51 void Time0_Init()

52 {

53 1 TMOD = 0x01;

54 1 IE = 0x82;

55 1 TH0 = 0xDC;

C51 COMPILER V750 蜂胈芲唱歌 08/26/2011 10:26:23 PAGE 2

56 1 TL0 = 0x00;

57 1 }

58

59 /

60 名称 : Time0_Int()

61 功能 : 定时器中断，中断中实现 Count 加一

62 输入 : 无

63 输出 : 无

64 /

65 void Time0_Int() interrupt 1

66 {

67 1 TH0 = 0xDC;

68 1 TL0 = 0x00;

69 1 Count++; //长度加1

70 1 }

71

72 /

73 名称 : Delay_xMs()

74 功能 : 延时子程序，经过软件调试，测得延时程序大概为55us

75 输入 : x

76 输出 : 无

77 /

78 void Delay_xMs(uint x)

79 {

80 1 uint i,j;

81 1 for(i=0; i<x; i++)

82 1 {

83 2 for(j=0; j<3; j++);

84 2 }

85 1 }

86

87 /

88 名称 : Play_Song()

89 功能 : 播放蜂鸣器控制程序

90 输入 : i (选择播放哪首歌曲，0为“祝你平安”，1为“路边的野花你不要采”

91 输出 : 无

92 /

93 void Play_Song(uchar i)

94 {

95 1 uchar Temp1,Temp2;

96 1 uint Addr;

97 1 Count = 0; //中断计数器清0

98 1 Addr = i 217;

99 1 while(1)

100 1 {

101 2 Temp1 = SONG[Addr++];

102 2 if (Temp1 == 0xFF) //休止符

103 2 {

104 3 TR0 = 0;

105 3 Delay_xMs(100);

106 3 }

107 2 else if (Temp1 == 0x00) //歌曲结束符

108 2 {

109 3 return;

110 3 }

111 2 else

112 2 {

113 3 Temp2 = SONG[Addr++];

114 3 TR0 = 1;

115 3 while(1)

116 3 {

117 4 Speak = ~Speak;

C51 COMPILER V750 蜂胈芲唱歌 08/26/2011 10:26:23 PAGE 3

118 4 Delay_xMs(Temp1);

119 4 if(Temp2 == Count)

120 4 {

121 5 Count = 0;

122 5 break;

123 5 }

124 4 }

125 3 }

126 2 }

127 1 }

如果是蜂鸣器的话，那么加一个电平信号就可以发声了。\x0d\FMQ EQU P10\x0d\ORG 0000H\x0d\LJMP MAIN\x0d\ORG 0030H\x0d\MAIN:\x0d\CPL FMQ\x0d\LCALL DELAY\x0d\SJMP MAIN\x0d\DELAY:\x0d\MOV R2,#200\x0d\DLY:\x0d\MOV R3,#250\x0d\DJNZ R3,$\x0d\DJNZ R2,DLY\x0d\RET\x0d\END

#include "reg52h"

unsigned char Count;

sbit _Speak =P2^3 ; //讯响器控制脚　

unsigned char code SONG[] ={ //祝你平安

0x26,0x20,0x20,0x20,0x20,0x20,0x26,0x10,0x20,0x10,0x20,0x80,0x26,0x20,0x30,0x20,

0x30,0x20,0x39,0x10,0x30,0x10,0x30,0x80,0x26,0x20,0x20,0x20,0x20,0x20,0x1c,0x20,

0x20,0x80,0x2b,0x20,0x26,0x20,0x20,0x20,0x2b,0x10,0x26,0x10,0x2b,0x80,0x26,0x20,

0x30,0x20,0x30,0x20,0x39,0x10,0x26,0x10,0x26,0x60,0x40,0x10,0x39,0x10,0x26,0x20,

0x30,0x20,0x30,0x20,0x39,0x10,0x26,0x10,0x26,0x80,0x26,0x20,0x2b,0x10,0x2b,0x10,

0x2b,0x20,0x30,0x10,0x39,0x10,0x26,0x10,0x2b,0x10,0x2b,0x20,0x2b,0x40,0x40,0x20,

0x20,0x10,0x20,0x10,0x2b,0x10,0x26,0x30,0x30,0x80,0x18,0x20,0x18,0x20,0x26,0x20,

0x20,0x20,0x20,0x40,0x26,0x20,0x2b,0x20,0x30,0x20,0x30,0x20,0x1c,0x20,0x20,0x20,

0x20,0x80,0x1c,0x20,0x1c,0x20,0x1c,0x20,0x30,0x20,0x30,0x60,0x39,0x10,0x30,0x10,

0x20,0x20,0x2b,0x10,0x26,0x10,0x2b,0x10,0x26,0x10,0x26,0x10,0x2b,0x10,0x2b,0x80,

0x18,0x20,0x18,0x20,0x26,0x20,0x20,0x20,0x20,0x60,0x26,0x10,0x2b,0x20,0x30,0x20,

0x30,0x20,0x1c,0x20,0x20,0x20,0x20,0x80,0x26,0x20,0x30,0x10,0x30,0x10,0x30,0x20,

0x39,0x20,0x26,0x10,0x2b,0x10,0x2b,0x20,0x2b,0x40,0x40,0x10,0x40,0x10,0x20,0x10,

0x20,0x10,0x2b,0x10,0x26,0x30,0x30,0x80,0x00,

//路边的野华不要采

0x30,0x1C,0x10,0x20,0x40,0x1C,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++; //长度加1

}

/-------------------------------------------------

功能:1MS延时子程序

-------------------------------------------------/

void Delay_xMs(unsigned int x)

{

unsigned int i,j;

for( i =0;i < x;i++ )

{

for( j =0;j<3;j++ );

}

}

/-------------------------------------------------

功能:歌曲播放子程序i为播放哪一段曲目

-------------------------------------------------/

void Play_Song(unsigned char i)

{

unsigned char Temp1,Temp2;

unsigned int Addr;

Count = 0; //中断计数器清0

Addr = i 217;

while(1)

{

Temp1 = SONG[Addr++];

if ( Temp1 == 0xFF ) //休止符

{

TR0 = 0;

Delay_xMs(100);

}

else if ( Temp1 == 0x00 ) //歌曲结束符

{

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(); //定时器0中断初始化

Play_Song(0); //播放

while(1)；

}

#include <reg52h>

#include <intrinsh>

//本例采用89C52, 晶振为110592MHZ

//关于如何编制音乐代码, 其实十分简单,各位可以看以下代码

//频率常数即音乐术语中的音调,而节拍常数即音乐术语中的多少拍;

//所以拿出谱子, 试探编吧!

sbit out=P2^3;

unsigned char n=0; //n为节拍常数变量

unsigned char code music_tab[] ={

0x18, 0x30, 0x1C , 0x10, //格式为: 频率常数, 节拍常数, 频率常数, 节拍常数,

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 int0() interrupt 1 //采用中断0 控制节拍

{ TH0=0xd8;

TL0=0xef;

n--;

}

void delay (unsigned char m) //控制频率延时

{

unsigned i=3m;

while(--i);

}

void delayms(unsigned char a) //豪秒延时子程序

{

while(--a); //采用while(--a) 不要采用while(a--); 各位可编译一下看看汇编结果就知道了!

}

void main()

{ unsigned char p,m; //m为频率常数变量

unsigned char i=0;

TMOD&=0x0f;

TMOD|=0x01;

TH0=0xd8;TL0=0xef;

IE=0x82;

play:

while(1)

{

a: p=music_tab[i];

if(p==0x00) { i=0, delayms(1000); goto play;} //如果碰到结束符,延时1秒,回到开始再来一遍

else if(p==0xff) { i=i+1;delayms(100),TR0=0; goto a;} //若碰到休止符,延时100ms,继续取下一音符

else {m=music_tab[i++], n=music_tab[i++];} //取频率常数 和 节拍常数

TR0=1; //开定时器1

while(n!=0) out=~out,delay(m); //等待节拍完成, 通过P1口输出音频(可多声道哦!)

TR0=0; //关定时器1

}

}

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