【正文】 附錄A：程序源代碼：include define uchar unsigned chardefine uint unsigned intsbit key1=P3^2。//按key1可切換花樣sbit key2=P3^3。//按key2可切換歌曲sbit fm=P1^5。//蜂鳴器連續(xù)的IO口sbit P34=P3^4。//矩陣鍵盤的一列uchar code huayang1[]={0x7f,0xbf,0xdf,0xef,0xf7,0xfb,0xfd,0xfe, 0xfd,0xfb,0xf7,0xef,0xdf,0xbf}。//花樣1uchar code huayang2[]={0x7f,0xfe,0xbf,0xfd,0xdf,0xfb,0xef,0xf7, 0xef,0xfb,0xdf,0xfd,0xbf,0xfe}。//花樣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。//花樣標(biāo)志 uchar count2。//歌曲標(biāo)志 uchar timeh,timel,i。//簡譜//編程規(guī)則:字節(jié)高位是簡譜,低位是持續(xù)時間,//代表多少個十六分音符//17代表中央C調(diào),8E代表高八度,0代表停頓//最后的0是結(jié)束標(biāo)志uchar code qnzl[]={ //千年之戀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,//竹林的燈火 到過的沙漠 0x32,0x31,0x21,0x32,0x82,0x71,0x81,0x71,0x51,0x32,0x22,//七色的國度 不斷飄逸風(fēng)中 0x32,0x31,0x21,0x32,0x52,0x32,0x31,0x21,0x32,0x62,//有一種神秘 灰色的旋渦 0x32,0x31,0x21,0x32,0x83,0x82,0x71,0x72,0x02,//將我卷入了迷霧中 0x63,0xA1,0xA2,0x62,0x92,0x82,0x52,//看不清的雙手 0x31,0x51,0x63,0x51,0x63,0x51,0x63,0x51,0x62,0x82,0x7C,0x02,//一朵花傳來誰經(jīng)過的溫柔 0x61,0x71,0x82,0x71,0x62,0xA2,0x71,0x76,//穿越千年的傷痛 0x61,0x71,0x82,0x71,0x62,0x52,0x31,0x36,//只為求一個結(jié)果 0x61,0x71,0x82,0x71,0x62,0xA3,0x73,0x62,0x53,//你留下的輪廓 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,//是你在盡頭等我 0x61,0x71,0x82,0x71,0x62,0xA3,0x73,0x62,0x53,//最美麗的感動 會值得 0x42,0x82,0x88,0x02,0x74,0x93,0x89,0xff//結(jié)束標(biāo)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,//白色油桐風(fēng)中紛飛0x51,0x52,0x31,0x52,0x62,0x13,0x11,0x13,0x32,0x28,0x08,0x28,//落花似人有情 這個季節(jié)0x31,0x32,0x31,0x32,0x11,0x21,0x51,0x52,0x51,0x52,//河畔的風(fēng)放肆拼命地吹0x51,0x51,0x31,0x32,0x31,0x32,0x81,0x72,0x63,//不斷撥弄離人的眼淚0x62,0x71,0x81,0x72,0x61,0x61,0x52,0x31,0x21,0x32,0x51,0x54,//那樣濃烈的愛再也無法給0x22,0x12,0x11,0x12,0x11,0x12,0x12,0x14,0x26,0x32,0x26,//傷感一夜一夜0x32,0x61,0x51,0x51,0x31,0x31,0x21,0x31,0x51,0x61,0x51,0x31,0x51,//當(dāng)記憶的線纏繞過往支離破碎0x02,0x32,0x81,0x81,0x81,0x81,0x62,0x52,0x34,//是慌亂占據(jù)了心扉 0x31,0x81,0x81,0x81,0x61,0x91,0x82,//有花兒伴著蝴蝶0x51,0x51,0x51,0x51,0x31,0x61,0x53,//孤雁可以雙飛 0x21,0x11,0x21,0x11,0x22,0x11,0x21,0x26,//夜深人靜獨(dú)徘徊0x32,0x61,0x51,0x51,0x31,0x31,0x21,0x31,0x51,0x61,0x51,0x31,0x51,0x52,//當(dāng)幸福戀人寄來紅色分享喜悅0x31,0x31,0x81,0x81,0x81,0x61,0x91,0x81,0x61,0x31,0x56,//閉上雙眼難過頭也不敢回0x32,0x32,0x81,0x81,0x81,0x81,0x91,0x81,0x61,0x81,0x61,0x51,0x31,0x51,0x34,//仍然撿盡寒枝不肯安歇微帶著后悔0x21,0x31,0x51,0x31,0x21,0x11,0x61,0x21,0x16,//寂寞沙洲我該思念誰0xff}。//簡譜音調(diào)對應(yīng)的定時器初值//uchar code cuzhi[]={ 0xff,0xff,//占位 0xFC,0x8E,//中央C調(diào)17 0xFC,0xED, 0xFD,0x43, 0xFD,0x6A, 0xFD,0xB3, 0xFD,0xF3, 0xFE,0x2D, 0xFE,0x47, //高八度17 0xFE,0x76, 0xFE,0xA1, 0xFE,0xC7, 0xFE,0xD9, 0xFE,0xF9, 0xFF,0x16 }。uchar yinyue[]={0xff,0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f,0x0,0x0}。//將音調(diào)轉(zhuǎn)化為對應(yīng)的LED樣式void delay1(uint z)。 //延時1MSvoid delay(uint z)。 //延時165MS,即十六分音符void song()。void beep()。//蜂鳴器叫一聲main(){ uchar x。 count1=0。//流水燈無花樣 count2=1。//唱第一首歌 P34=0。//選取矩陣鍵盤的一列 EA=1。//開總中斷 EX0=1。//開外部中斷0 IT0=1。//外部中斷0下降沿觸發(fā)方式 EX1=1。//開外部中斷1 IT1=1。//外部中斷1下降沿觸發(fā)方式 TMOD=0x01。//定時器0工作在方式1 TH0=0。 TL0=0。 ET0=1。 while(1) { if(count1!=0) { switch(count1) { case 1: for(x=0。x14。x++) { P2=huayang1[x]。 delay1(300)。 if(count1!=1) break。 } break。 case 2: for(x=0。x14。x++) { P2=huayang2[x]。 delay1(300)。 if(count1!=2) break。 } break。 case 3: for(x=0。x16。x++) { P2=huayang3[x]。 delay1(300)。 if(count1!=3) break。 } break。 case 4: for(x=0。x8。x++) { P2=huayang4[x]。 delay1(300)。 if(count1!=4) break。 } break。 } } else { song()。 delay1(1000)。 } } }void int0() interrupt 0{ EA=0。//關(guān)總中斷 delay1(1)。//去抖 if(key1==0) { count2=0。//不讓蜂鳴器唱歌 TR0=0。 count1++。 if(count1==5) count1=1。 } EA=1。//開總中斷}void int1() interrupt 2{ EA=0。//關(guān)總中斷 delay1(1)。//去抖 if(key2==0) { count1=0。//流水燈無花樣 TR0=1。 i=0。//從頭開始唱 count2++。 if(count2==3) count2=1。 } EA=1。//開總中斷}void timer0() interrupt 1 //用于產(chǎn)生各種音調(diào){ TH0=timeh。 TL0=timel。 fm=~fm。}void song(){ uint temp。 uchar jp。//jp是簡譜 i=0。 while(1) { if(count2==0) { break。 } if(count2==1) //選曲 temp=qnzl[i]。 if(count2==2) temp=jmszl[i]。 if(temp==0xff) break。 jp=temp/16。 //取數(shù)的高4位 P2=yinyue[jp]。 if(jp!=0) { timeh=cuzhi[jp*2]。 timel=cuzhi[jp*2+1]。 } else { TR0=0。 fm=1。//關(guān)蜂鳴器 } delay(temp%16)。 //取數(shù)的低4位 TR0=0。 //唱完一個音停10MS fm=1。 delay1(10)。 TR0=1。 i++。 } TR0=0。 fm=1。}void delay(uint z) //延時165MS,即十六分音符{ uint x,y。 for(x=z。x0。x) for(y=19000。y0。y)。}void delay1(uint z) //延時1MS{ uint x,y。 for(x=z。x0。x) for(y=112。y0。y)。}void beep() //蜂鳴器叫一聲{ uchar i。 for(i=0。i50。i++) { fm=~fm。 delay1(1)。 } fm=1。}41