51单片机蜂鸣器播放音乐代码（生日快乐 两只蝴蝶 祝你平安）

/*生日快乐歌曲*/ #include

#define uint unsigned int #define uchar unsigned char sbit beep = P1^5;

uchar code SONG_TONE[]={212,212,190,212,159,169,212,212,190,212,142,159, 212,212,106,126,159,169,190,119,119,126,159,142,159,0};

uchar code SONG_LONG[]={9,3,12,12,12,24,9,3,12,12,12,24, 9,3,12,12,12,12,12,9,3,12,12,12,24,0};

//延时

void DelayMS(uint x) {

uchar t;

while(x--) for(t=0;t<120;t++); }

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

beep=~beep;

//SONG_TONE 延时表决定了每个音符的频率 for(k=0;k

DelayMS(10); i++; } }

void main() {

beep=0; while(1) {

PlayMusic(); //播放生日快乐

DelayMS(500); //播放完后暂停一段时间 } }

两只蝴蝶：

#include // 这是 单片机音乐代码生成器 生成的代码 #define uchar unsigned char

sbit beepIO=P1^5; // 输出 为 P1.5 可以修改 成 其它 IO 口 uchar m,n;

uchar code T[49][2]={{0,0},

{0xF8,0x8B},{0xF8,0xF2},{0xF9,0x5B},{0xF9,0xB7},{0xFA,0x14},{0xFA,0x66},{0xFA,0xB9},{0xFB,0x03},{0xFB,0x4A},{0xFB,0x8F},{0xFB,0xCF},{0xFC,0x0B},

{0xFC,0x43},{0xFC,0x78},{0xFC,0xAB},{0xFC,0xDB},{0xFD,0x08},{0xFD,0x33},{0xFD,0x5B},{0xFD,0x81},{0xFD,0xA5},{0xFD,0xC7},{0xFD,0xE7},{0xFE,0x05},

{0xFE,0x21},{0xFE,0x3C},{0xFE,0x55},{0xFE,0x6D},{0xFE,0x84},{0xFE,0x99},{0xFE,0xAD},{0xFE,0xC0},{0xFE,0x02},{0xFE,0xE3},{0xFE,0xF3},{0xFF,0x02},

{0xFF,0x10},{0xFF,0x1D},{0xFF,0x2A},{0xFF,0x36},{0xFF,0x42},{0xFF,0x4C},{0xFF,0x56},{0xFF,0x60},{0xFF,0x69},{0xFF,0x71},{0xFF,0x79},{0xFF,0x81} };

uchar code music[][2]={{0,4},

{23,4},{21,4},{23,16},{23,4},{21,4},{23,4},{21,4},{19,16},{16,4},{19,4},{21,8},{21,4},{23,4},{21,4},{19,4},{16,4},{19,4},{14,24},

{23,4},{21,4},{23,16},{23,4},{21,4},{23,4},{21,4},{19,24},{16,4},{19,4},{21,8},{21,4},{23,4},{21,4},{19,4},{16,4},{19,4},{21,24},

{23,4},{21,4},{23,16},{23,4},{21,4},{23,4},{21,4},{19,16},{16,4},{19,4},{21,8},{21,4},{23,4},{21,4},{19,4},{16,4},{19,4},{14,24},

{23,4},{26,4},{26,16},{26,4},{28,4},{26,4},{23,24},{21,4},{23,4},{21,8},{21,4},{23,4},{21,4},{19,4},{16,4},{16,2},{19,2},{19,24},{0,20},

{26,4},{26,4},{28,4},{31,4},{30,4},{30,4},{28,4},{23,4},{21,4},{21,4},{23,16},{0,4},{23,4},{23,4},{26,4},{28,8},{28,12},{16,4},{23,4},{21,4},

{21,24},{23,4},{26,4},{26,4},{23,4},{26,8},{0,4},{31,8},{30,4},{28,4},{30,4},{23,8},{0,4},{28,4},{28,4},{30,4},{28,4},{26,4},{23,4},{21,8},{23,4},{21,4},{23,4},{26,16}, {0xFF,0xFF}};

void delay(uchar p) {

uchar i,j; for(;p>0;p--) for(i=181;i>0;i--) for(j=181;j>0;j--); }

void pause() {

uchar i,j;

for(i=150;i>0;i--) for(j=150;j>0;j--); }

void T0_int() interrupt 1

{

beepIO=!beepIO;

TH0=T[m][0]; TL0=T[m][1]; }

void main() {

uchar i=0;

TMOD=0x01; EA=1; ET0=1; while(1) {

m=music[i][0];n=music[i][1]; if(m==0x00)

{TR0=0;delay(n);i++;} else if(m==0xFF)

{TR0=0;delay(30);i=0;} else if(m==music[i+1][0])

{TR0=1;delay(n);TR0=0;pause();i++;} else

{TR0=1;delay(n);i++;} } }

祝你平安：

#include %unsigned char Count; sbit _Speak =P1^5 ;

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};

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++ ); } }

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 while(1) {

Play_Song(0); //播放 } }

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