41、数字音乐盒---卖.zip

#include<reg51.h>//51单片机头文件 typedef unsigned char uchar; typedef unsigned int uint; sbit k1=P2^0;//第一首 sbit k2=P2^1;//第二首 sbit k3=P2^2;//第三首 sbit BEEP=P1^4;//蜂鸣器接口 char count2;//歌曲标志 uchar a,b,c,aa; //---------------------------简谱--------------------------------------- //编程规则:字节高位是简谱,低位是持续时间, //代表多少个十六分音符 //1-7代表中央C调,8-E代表高八度,0代表停顿 //最后的0是结束标志 uchar code table1[]={ 0x12,0x22,0x34,0x84,0x74,0x54,0x38,0x42,0x32,0x22,0x42,0x34,0x84,0x72,0x82,0x94,0xA8,0x08, 0x32,0x31,0x21,0x32,0x52,0x32,0x31,0x21,0x32,0x62, 0x32,0x31,0x21,0x32,0x82,0x71,0x81,0x71,0x51,0x32,0x22, 0x32,0x31,0x21,0x32,0x52,0x32,0x31,0x21,0x32,0x62, 0x32,0x31,0x21,0x32,0x83,0x82,0x71,0x72,0x02, 0x63,0xA1,0xA2,0x62,0x92,0x82,0x52, 0x31,0x51,0x63,0x51,0x63,0x51,0x63,0x51,0x62,0x82,0x7C,0x02, 0x61,0x71,0x82,0x71,0x62,0xA2,0x71,0x76, 0x61,0x71,0x82,0x71,0x62,0x52,0x31,0x36, 0x61,0x71,0x82,0x71,0x62,0xA3,0x73,0x62,0x53, 0x42,0x63,0x83,0x83,0x91,0x91, 0x61,0x71,0x82,0x71,0x62,0x0A2,0x71,0x76, 0x61,0x71,0x82,0x71,0x62,0x52,0x31,0x36, 0x61,0x71,0x82,0x71,0x62,0xA3,0x73,0x62,0x53, 0x42,0x82,0x88,0x02,0x74,0x93,0x89,0xff };//千年之恋 uchar code table2[]={ 0x12,0x12,0x22,0x32,0x31,0x22,0x21,0x22, 0x21,0x31,0x51,0x52,0x31,0x52,0x61,0x15,0x14, 0x51,0x52,0x31,0x52,0x62,0x13,0x11,0x13,0x32,0x28,0x08,0x28, 0x31,0x32,0x31,0x32,0x11,0x21,0x51,0x52,0x51,0x52, 0x51,0x51,0x31,0x32,0x31,0x32,0x81,0x72,0x63, 0x62,0x71,0x81,0x72,0x61,0x61,0x52,0x31,0x21,0x32,0x51,0x54, 0x22,0x12,0x11,0x12,0x11,0x12,0x12,0x14,0x26,0x32,0x26, 0x32,0x61,0x51,0x51,0x31,0x31,0x21,0x31,0x51,0x61,0x51,0x31,0x51, 0x02,0x32,0x81,0x81,0x81,0x81,0x62,0x52,0x34, 0x31,0x81,0x81,0x81,0x61,0x91,0x82, 0x51,0x51,0x51,0x51,0x31,0x61,0x53, 0x21,0x11,0x21,0x11,0x22,0x11,0x21,0x26, 0x32,0x61,0x51,0x51,0x31,0x31,0x21,0x31,0x51,0x61,0x51,0x31,0x51,0x52, 0x31,0x31,0x81,0x81,0x81,0x61,0x91,0x81,0x61,0x31,0x56, 0x32,0x32,0x81,0x81,0x81,0x81,0x91,0x81,0x61,0x81,0x61,0x51,0x31,0x51,0x34, 0x21,0x31,0x51,0x31,0x21,0x11,0x61,0x21,0x16, 0xff }; //寂寞沙州 uchar code table3[]={ 0xFD,0x82,0x68, 0xFD,0xC8,0x68, 0xFD,0x82,0x68, 0xFE,0x22,0x68, 0xFE,0x06,0x53, 0xFD,0x82,0x68, 0xFD,0xC8,0x68, 0xFd,0x82,0x68, 0xFe,0x56,0x68, 0xFE,0x22,0x53, 0xFd,0x82,0x68, 0xFe,0xC1,0x68, 0xFe,0x85,0x68, 0xFE,0x22,0x68, 0xFE,0x06,0x68, 0xFD,0xC8,0x68, 0xFE,0x9A,0x68, 0xFE,0x85,0x68, 0xFE,0x22,0x68, 0xFE,0x56,0x68, 0xFe,0x22,0x53, 0x00 }; //简谱音调对应的定时器初值 //适合12的晶振 uchar code cuzhi[]={ 0xff,0xff,//占位 0xFC,0x8E,//中央C调1-7 0xFC,0xED, 0xFD,0x43, 0xFD,0x6A, 0xFD,0xB3, 0xFD,0xF3, 0xFE,0x2D, 0xFE,0x47, //高八度1-7 0xFE,0x76, 0xFE,0xA1, 0xFE,0xC7, 0xFE,0xD9, 0xFE,0xF9, 0xFF,0x16 }; uchar code yinyue[]={0xff,0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f,0x00,0x00}; //将音调转化为对应的LED样式 //延时165MS,即十六分音符子函数 void delay1(uint z) { uint x,y; for(x=z;x>0;x--) for(y=19000;y>0;y--); } //延时1MS子函数 void delay2(uint z) { uint x,y; for(x=z;x>0;x--) for(y=110;y>0;y--); } //按键扫描子函数 void key() { if(k1==0) { delay2(10); if(k1==0) { while(k1==0); count2=1; c=0;//从头开始唱 TR0=1;//定时器T0开始计数 } } if(k2==0) { delay2(10); if(k2==0) { while(k2==0); count2=2; c=0;//从头开始唱 TR0=1;//定时器T0开始计数 } } if(k3==0) { delay2(10); if(k3==0) { while(k3==0); count2=3; c=0;//从头开始唱 TR0=1;//定时器T0开始计数 } } } //播放音乐子函数 void song() { uint temp; uchar aa;//aa是简谱 c=0; while(1) { if(count2==0) { break; } if(count2==1) //选曲 temp=table1[c]; if(count2==2) temp=table2[c]; if(count2==3) temp=table3[~c]; if(temp==255) break; aa=temp/16; //取数的高4位 if(aa!=0) { a=cuzhi[aa*2]; b=cuzhi[aa*2+1]; } else { TR0=0; BEEP=0;//关蜂鸣器 } delay1(temp%16); //取数的低4位 TR0=0; //唱完一个音停10MS BEEP=0; delay2(10); TR0=1; c++; } TR0=0; //停止定时器T0计数 BEEP=0; } //主函数 void main() { TMOD=0x11;//定时器0工作在方式1 TH0=0; //定时器0的高八位 TL0=0; //定时器0的低八位 TH1=0; //定时器1的高八位 TL1=0; //定时器1的低八位 ET0=1;//开定时器0中断，允许T0溢出中断 ET1=1; //允许T1溢出中断 TR1=1;//使定时器1开始中断 EA=1;//开总中断 count2=0; BEEP=0; while(1)//大循环 { song(); } } //定时器0中断子函数 void t0() interrupt 1 //用于产生各种音调 { TH0=a; TL0=b; BEEP=~BEEP; } //定时器1中断子函数 void t1() interrupt 3 //用于产生各种音调 { key(); }