音乐播放器程序源代码及注释

1、音乐播放器程序源代码及注释:#include <reg52.h>#define uchar unsigned char#define uint unsigned intsbit duan=P26;sbit key1=P32;/按key1可切换花样sbit key2=P33;/按key2可切换歌曲sbit fm=P24;/蜂鸣器连续的IO口sbit P30=P30;/矩阵键盘的一列uchar code huayang1=0x7f,0xbf,0xdf,0xef,0xf7,0xfb,0xfd,0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf;/花样1uchar cod

2、e huayang2=0x7f,0xfe,0xbf,0xfd,0xdf,0xfb,0xef,0xf7,0xef,0xfb,0xdf,0xfd,0xbf,0xfe;/花样2uchar code huayang3=0x7f,0x3f,0x1f,0x0f,0x07,0x03,0x01,0x0,0x80,0xc0,0xe0,0xf0,0xf8,0xfc,0xfe,0xff;char code huayang4= 0x55,0xaa,0xcc,0x33,0x99,0x66,0x0f,0xf0;uchar count1;/花样标志uchar count2;/歌曲标志uchar timeh,timel,i;

3、/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 qnzl= /千年之恋0x12,0x22,0x34,0x84,0x74,0x54,0x38,0x42,0x32,0x22,0x42,0x34,0x84,0x72,0x82,0x94,0xA8,0x08,/前奏0x32,0x31,0x21,0x32,0x52,0x32,0x31,0x21,0x32,0x62,/竹林的灯火 到过的沙漠0x32,0x31,0x21,0x32,0x82,0x71,0x81,0x71,0x51,0x32,0x22,

4、/七色的国度 不断飘逸风中0x32,0x31,0x21,0x32,0x52,0x32,0x31,0x21,0x32,0x62,/有一种神秘 灰色的旋涡 0x32,0x31,0x21,0x32,0x83,0x82,0x71,0x72,0x02,/将我卷入了迷雾中 0x63,0xA1,0xA2,0x62,0x92,0x82,0x52,/看不清的双手 0x31,0x51,0x63,0x51,0x63,0x51,0x63,0x51,0x62,0x82,0x7C,0x02,/一朵花传来谁经过的温柔 0x61,0x71,0x82,0x71,0x62,0xA2,0x71,0x76,/穿越千年的伤痛 0x61

5、,0x71,0x82,0x71,0x62,0x52,0x31,0x36,/只为求一个结果 0x61,0x71,0x82,0x71,0x62,0xA3,0x73,0x62,0x53,/你留下的轮廓 指引我 0x42,0x63,0x83,0x83,0x91,0x91,/黑夜中不寂寞 0x61,0x71,0x82,0x71,0x62,0x0A2,0x71,0x76,/穿越千年的哀愁 0x61,0x71,0x82,0x71,0x62,0x52,0x31,0x36,/是你在尽头等我 0x61,0x71,0x82,0x71,0x62,0xA3,0x73,0x62,0x53,/最美丽的感动 会值得 0x42

6、,0x82,0x88,0x02,0x74,0x93,0x89,0xff/结束标志/用一生守候;uchar code jmszl= /寂寞沙洲冷0x12,0x12,0x22,0x32,0x31,0x22,0x21,0x22,/自你走后心憔悴0x21,0x31,0x51,0x52,0x31,0x52,0x61,0x15,0x14,/白色油桐风中纷飞0x51,0x52,0x31,0x52,0x62,0x13,0x11,0x13,0x32,0x28,0x08,0x28,/落花似人有情 这个季节0x31,0x32,0x31,0x32,0x11,0x21,0x51,0x52,0x51,0x52,/河畔的风

7、放肆拼命地吹0x51,0x51,0x31,0x32,0x31,0x32,0x81,0x72,0x63,/不断拨弄离人的眼泪0x62,0x71,0x81,0x72,0x61,0x61,0x52,0x31,0x21,0x32,0x51,0x54,/那样浓烈的爱再也无法给0x22,0x12,0x11,0x12,0x11,0x12,0x12,0x14,0x26,0x32,0x26,/伤感一夜一夜0x32,0x61,0x51,0x51,0x31,0x31,0x21,0x31,0x51,0x61,0x51,0x31,0x51,/当记忆的线缠绕过往支离破碎0x02,0x32,0x81,0x81,0x81,0

8、x81,0x62,0x52,0x34,/是慌乱占据了心扉 0x31,0x81,0x81,0x81,0x61,0x91,0x82,/有花儿伴着蝴蝶0x51,0x51,0x51,0x51,0x31,0x61,0x53,/孤雁可以双飞0x21,0x11,0x21,0x11,0x22,0x11,0x21,0x26,/夜深人静独徘徊0x32,0x61,0x51,0x51,0x31,0x31,0x21,0x31,0x51,0x61,0x51,0x31,0x51,0x52,/当幸福恋人寄来红色分享喜悦0x31,0x31,0x81,0x81,0x81,0x61,0x91,0x81,0x61,0x31,0x56

9、,/闭上双眼难过头也不敢回0x32,0x32,0x81,0x81,0x81,0x81,0x91,0x81,0x61,0x81,0x61,0x51,0x31,0x51,0x34,/仍然捡尽寒枝不肯安歇微带着后悔0x21,0x31,0x51,0x31,0x21,0x11,0x61,0x21,0x16,/寂寞沙洲我该思念谁0xff;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 0

10、xFE,0x76, 0xFE,0xA1, 0xFE,0xC7, 0xFE,0xD9, 0xFE,0xF9, 0xFF,0x16 ;uchar yinyue=0xff,0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f,0x0,0x0;/将音调转化为对应的LED样式void delay1(uint z);/延时1MSvoid delay(uint z);/延时165MS,即十六分音符void song();void beep();/蜂鸣器叫一声main()uchar x;count1=0;/流水灯无花样count2=1;/唱第一首歌P30=0;/选取矩阵键盘的一列EA

11、=1;/开总中断EX0=1;/开外部中断0IT0=1;/外部中断0下降沿触发方式EX1=1;/开外部中断1IT1=1;/外部中断1下降沿触发方式TMOD=0x01;/定时器0工作在方式1TH0=0;TL0=0;ET0=1;while(1)if(count1!=0)switch(count1)case 1:for(x=0;x<14;x+)duan=1;P1=huayang1x;beep();delay1(300);duan=0;if(count1!=1)break;break;case 2:for(x=0;x<14;x+)duan=1;P1=huayang2x;beep();dela

12、y1(300);duan=0;if(count1!=2)break;break;case 3:for(x=0;x<16;x+)duan=1;P1=huayang3x;beep();delay1(300);duan=0;if(count1!=3)break;break;case 4:for(x=0;x<8;x+)duan=1;P1=huayang4x;beep();delay1(300);duan=0;if(count1!=4)break;break;elsesong();delay1(1000); void int0() interrupt 0EA=0;/关总中断delay1(1)

13、;/去抖if(key1=0)count2=0;/不让蜂鸣器唱歌TR0=0;count1+;if(count1=5) count1=1;EA=1;/开总中断void int1() interrupt 2EA=0;/关总中断delay1(1);/去抖if(key2=0)count1=0;/流水灯无花样TR0=1;i=0;/从头开始唱count2+;if(count2=3) count2=1;EA=1;/开总中断void timer0() interrupt 1 /用于产生各种音调TH0=timeh;TL0=timel;fm=fm;void song()uint temp;uchar jp;/jp是简谱i=0;while(1)if(count2=0)break;if(count2=1)/选曲 temp=qnzli;if(count2=2)temp=jmszli;if(temp=0xff)break;jp=temp/16; /取数的高4位duan=1;P1=yinyuejp;duan=0;if(jp!=0)timeh=cuzhijp*2;timel=cuzhijp*2+1;elseTR0=0;fm=1;/关蜂鸣器delay(temp%16); /取数的低4位TR0=0; /唱完一个音停10MSfm=1;delay1(10); TR0=1; i+;TR0=0;fm=1;void