C语言嵌入汇编实现音乐发声器

/*sound.h*/
#include <stdio.h>

#include <conio.h>

#define NOO 1450

int music1[8][6]={

{262,262,294,262,349},

{330,262,262,294,262},

{392,349,262,262,523},

{440,349,262,262,466},

{466,440,262,392,349}

};

int time1[8][6]={

{100,100,200,200,200},

{200,200,100,100,200},

{200,200,200,200,200},

{200,200,200,200,200},

{100,200,200,200,200}

};

int music2[3][10]={

{330,392,330,294,330,392,330,294,330,330},

{330,392,330,294,262,294,330,392,294,294},

{262,262,220,196,196,220,262,294,332,262}

};

int time2[3][11]={

{200,200,200,100,100,200,100,100,200,200},

{200,200,100,100,200,200,100,100,200,200},

{200,100,100,200,100,100,200,100,100,400}

};

int music3[4][11]={

{441,393,330,393,131,441,393,441,441,1450,1450},

{330,393,441,393,330,262,882,393,330,294,294},

{294,330,393,393,441,330,294,262,262,1450,1450},

{393,330,294,262,882,262,786,786,786,1450,1450}

};

int time3[4][11]={

{200,100,200,200,200,100,100,200,200,0,0},

{200,100,100,200,200,100,100,100,100,200,200},

{200,100,200,100,100,200,200,200,200,0,0},

{200,100,100,100,100,100,200,200,200,0,0}

};

const char * process_file[]={

" ",

"┌───┬┬┐┌┬┐┌┬┐┌┬┐┌┬┐┌┬┐┌┬┐┌┬┬───┐",

"│ ├接┤├口┤├技┤├术┤├课┤├程┤├设┤├计┤ │",

"├───┴┴┘└┴┘└┴┘└┴┘└┴┘└┴┘└┴┘└┴┴───┤",

"│ 《音乐发生器》 │",

"├──────────────────────────────┤",

"│ │",

"├──────────────────────────────┤",

"│ │",

"│ A.播放第一首音乐 │",

"│ B.播放第二首音乐 │",

"│ C.播放第三首音乐 │",

"│ Q.退出该程序 │",

"│ │",

"├──────────────────────────────┤",

"│ 制作：王康 │",

"│ 日期：年月日 │",

"│ │",

"└──────────────────────────────┘"};

const char * end_file[]={

" ",

"┌─────┐ ┌─┐┌─┐ ┌─┐┌─┐ ┌─────┐",

"│★★★★★├☆☆┤个││人├☆☆☆┤简││介├☆☆┤★★★★★│",

"├─────┘ └─┘└─┘ ☆ └─┘└─┘ └─────┤",

"├───────────────☆───────────────┤",

"│姓名：王康 │",

"├───────────────────────────────┤",

"│性别：男 │",

"├───────────────────────────────┤",

"│班级： │",

"├───────────────────────────────┤",

"│电话：--XXXXXXXX │",

"├───────────────────────────────┤",

"│QQ号： │",

"├───────────────────────────────┤",

"│邮箱：wkjs@163.com │",

"├───────────────────────────────┤",

"│ 谢谢您的使用 │",

"└───────────────────────────────┘"};

void light(int a)

{

asm MOV DX,283H

asm MOV AL,80H

asm OUT DX,AL

asm MOV DX,280H

asm MOV AL,0H;

asm OUT DX,AL

switch(a)

{

case 262:

case 131:

asm MOV AL,01H

asm OUT DX,AL

break;

case 294:

asm MOV AL,03H

asm OUT DX,AL

break;

case 330:

asm MOV AL,07H

asm OUT DX,AL

break;

case 350:

asm MOV AL,0FH

asm OUT DX,AL

break;

case 393:

case 786:

asm MOV AL,1FH

asm OUT DX,AL

break;

case 441:

case 882:

asm MOV AL,3FH

asm OUT DX,AL

break;

case 495:

asm MOV AL,7FH

asm OUT DX,AL

break;

};

}

void sound_A(int a,int b)

{

int i=0;

asm MOV DI,a /*选择号计数器，先写低字节，后写高字节，选择工作方式，二进制*/

asm MOV AL,10110110B

asm MOV DX,12H

asm MOV AX,34DEH

asm DIV DI

asm OUT 42H,AL /*先送低字节到号计数器*/

asm MOV AL,AH /*取高字节送AL*/

asm OUT 42H,AL /*后送高字节到号计数器*/

asm IN AL,61H /*读入的PB口原输出值*/

asm MOV AH,AL

asm OR AL,3 /*8255的PB0口PB1口输出有效*/

asm OUT 61H,AL

/*调用灯亮函数*/

light(a);

/*时间延迟*/

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

{

delay(2000);

}

/*关闭扬声器*/

asm MOV AL,AH

asm OUT 61H,AL

}

void sound(char a)

{

int i,j;

if(a=='a')

{

for(i=0;i<5;i++)

{

for(j=0;j<5;j++)

{

sound_A(music1[i][j],time1[i][j]);

}

}

}

else if(a=='b')

{

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

{

for(j=0;j<11;j++)

{

sound_A(music2[i][j],time2[i][j]);

}

}

}

else if(a=='c')

{

for(i=0;i<4;i++)

{

for(j=0;j<11;j++)

{

sound_A(music3[i][j],time3[i][j]);

}

}

}

else

{

printf("\t对不起，没有该音乐！\n");

}

}

void face()

{

int i;

system("cls");

for(i=0;i<19;i++)

{

printf("\t%s\n",process_file[i]);

delay(20000);

}

printf("\t请输入您的指令：");

}

void endface()

{

int i;

system("cls");

for(i=0;i<19;i++)

{

printf("\t%s\n",end_file[i]);

delay(20000);

}

printf("\t");

}

void operate()

{

char a;

face();

while(1)

{

a=getche();

switch(a)

{

case 'a':

case 'A':

sound('a');

printf("\n\t音乐播放结束，谢谢你的收听，点任意键继续！");

getch();

face();

break;

case 'b':

case 'B':

sound('b');

printf("\n\t音乐播放结束，谢谢你的收听，点任意键继续！");

getch();

face();

break;

case 'c':

case 'C':

sound('c');

printf("\n\t音乐播放结束，谢谢你的收听，点任意键继续！");

getch();

face();

break;

case 'q':

case 'Q':

endface();

exit(1);

break;

default:

printf("\t您的输入有误,请核实，谢谢！");

getch();

face();

break;

}

}

}

/*sound.c*/

#include "sound.h"

void operate();

void main()

{

operate();

}