汇编梦幻钢琴程序设计报告

计实验报告 键盘，以计算机键盘的相应键模拟钢琴键盘进行乐曲的演奏。在PC机键盘上按键，屏f(1)、屏幕设置MOVAH,00HMOVAL,0DHINT10HMOVBL,00H(2)、钢琴绘制，绘制键盘时的坐标的确定：STLXDW61,72,83,94,105,116;起点横坐标ST_MXDW127,138,149,160,171,182,193ST_HXDW204,215,226,237,248,259,270STYDW;起点纵坐标ED_LXDW60,71,82,93,104,115,126;终点纵坐标ED_MXDW137,148,159,170,181,192,203ED_HXDW214,225,236,247,258,269,280EDYDW90;终点纵坐标BT_XDW57,68,90,101,112;起点横坐标DW134,145,167,178,189DW211,222,244,254,265BT_YDW50;起点纵坐标BD_XDW64,75,97,108,119;终点横坐标DW141,152,174,185,196DW218,229,251,262,273BDYDW70;终点纵坐标DRAWMACROSTART_X,START_Y,END_X,END_Y,COLORDRAWSQREMACROSTART_X,START_Y,END_X,END_Y,COLOR(3)、琴键绘制PIANO_DRAWPROCNEAR(4)、屏幕显示字符SHOW_CHARPROCNEAR、SHOW_TEXTPROCNEAR(1)、手动演奏GEN_HANDPROCNEAR(2)、自动播放发声程序GEN_AUTOPROCNEAR(3)、延时程序WAITFPROCNEAR(4)、自动播放歌曲SCAN_SONGPROCNEAR、PLAY_SONGPROCNEAR(5)、C/D调及对应的低、中、高频率分别载入LOAD_AUDIOPROCNEARCDSCANTUNEPROCNEAR;需求分析与设计是透明的，我们只需要调用显示驱动程序INT10H。钢琴主要是由矩形、直。钢琴键盘的动态显示则是同步于键盘的按键有按下和弹起的动画。这部分绘制琴键：PIANO_DRAWPROCNEARLEADIEDLX琴键结束点有效地址NEXT_DRAW:DRAWSISTYDIEDY,0FH;调用宏定义画白键DRAW[SI],90,[DI],93,07H;阴影IADDDI,2LEASIBTX;取黑色琴键起始点的有效地址LEADIBDX键结束点的有效地址NEXT_BLOCK:DRAWSIBTYDI],BD_Y,00H;调用宏定义画黑色琴键IADDDI,2GENHANDPROCNEAR奏发声程序AXSHBXPUSHCXSHDXDIMOVDX,12H;1.1931Mhz/给定的频率=12348h/给定频率=计数初值UTHALAITLLWAITFINAL,60H;读取键盘扫描码，按下和放开都有相应的扫描码，放0h>80hTESTALH键是否放开POPDI存器状态POPDXPOPCXPOPBXOPAXGEN_HANDENDPRMOVCXDELAYTIMEAITFWAITFENDP为1.19318MHz。通过设置计数值可以产生各种频率的声音。与此同时，许多输DPROCNEARHMOVDX,12H;1.1931Mhz/给定的频率=12348h/给定频率=计数初值OUTHAL器送处值AITLLWAITFTESTALH是否放开H间POPDI存器状态DXOPCXXHANDENDP(1)、为所要播放的乐曲的定义一个频率表和节拍表。MUS_FREQ2DW262,294,330,262,262,294,330,262;两只老虎DW330,349,392,330,349,392,392,440DW392,349,330,262,392,440,392,349DW330,262,294,196,262,294,196,262DW262,294,330,262,262,294,330,262DW330,349,392,330,349,392,392,440DW392,349,330,262,392,440,392,349DW330,262,294,196,262,294,196,262DW0MUSTIMEDW25,25,25,25,25,25,25,25,25,2512,12,12,25,2512,12,12,12,25,25,25,25,50,25,25,5025,25,25,25,25,2512,12,12,25,2512,12,12,12,25,25,25,25,50,25,25,50(2)、分表将两个表的偏移地址放入SI和BP中PMUSTIMEIMUSFREQ(3)、从表中读出的音符频率放入DI中，取出音符的持续时间(10s的倍数)放入BX中。MOVDI,[SI]MOVBXBP](4)、最后调用GEN_AUTO子程序发出声音。CDRAWMACROSTART_X,START_Y,END_X,END_Y,COLORLOCALDRAW_NEXTPUSHAXPUSHBXPUSHCXPUSHDXMOVMOVMOVMOVMOVDRAW_NEXT:AH,0CHAL,COLORBH0CX,START_XDX,START_YCX,END_XMOVCXSTART_XXPCXDRAWSQREMACROSTARTXSTARTYENDXEND_Y,COLOROCALROWUPROWDOWNRANKLEFTRANKRIGHTXSHCXDXPUSHSIHCHHCHCOLORBH,0CX,START_XDX,START_YCX,START_XSI,END_XVMOVMOVROWRANK_MOVMOVROW_DOWNWNVTYVTDX,END_Y;比较行是否画完RANK_LEFT;画另一边POPSIXPCXSEGMENTSTART_COLDB?TEXTDB起始行DB始列DBAHDB'*********ThisPianoFFHWelcome!Haveagoodtime!***',0FFHDB'DreamPiano',0FFH,'LiuZhuHuiANDLiuJing',0FFH,0FFH;显示字DB0FFH,'1a.s.d.f.g.h.jTOMAKEMUSIC'DB0FFH,'2F2~F5TOPLAYAMUISC'DB0FFH,'3shiftand+/-TOup/downTHEMUSIC'DB0FFH,'4L/RSHIFTTOHIGHT/LOW.';DB10DUP(4DUP(0DBH),4DUP(20H)),0FFHPDUP(20H),4DUP(0DBH)),0FFHPDUP(0DBH),2DUP(20H)),0FFHPDUP(20H),2DUP(0DBH)),0FFHPDUP(0DBH),2DUP(20H)),0FFHDUP(2DUP(20H),2DUP(0DBH)),0FFHDB00STLXDW,72,83,94,105,116;起点横坐标ST_MXDW127,138,149,160,171,182,193ST_HXDW204,215,226,237,248,259,270W60,71,82,93,104,115,126;终点纵坐标WW8,269,280ED_YDW90;终点纵坐标BTXDW7,68,90,101,112DW45,167,178,189DW2,244,254,265BTYDW50;起点纵坐标BDXDW4,75,97,108,119;终点横坐标3BDYDWDW131DW221,248,278,294,330,371,416;低音MIDDW262MIDDDW441,495,556,589,661,742,833;中音HGHDW523HGHDDW,990,1112,1178,1322,1484,1665;高音KEYFLAGDB1;标记低(0)、中(1)、高(2)音键SONGDW演奏的曲目AUDIODW1;标记低音{1}，中音{2}，高音{3}MUS_FREQ1dw196,220dw220,196dw262,220,262dw262,220dw294,330,392dw330dw220,196,220dw220dw440dw196,220dw262dw440dw330,294wdw440dw330,392wdw440dw330,294wdw330dw392dw262dw262,-1MUSTIME1dw40,40dwdw,40dwdw,40dw,40dwdwdwdwdwMUSFREQDW262,294,330,262,262,294,330,262;两只老虎DW9,392,330,349,392,392,440DW9,330,262,392,440,392,349DW2,294,196,262,294,196,262DW4,330,262,262,294,330,262DW9,392,330,349,392,392,440DW9,330,262,392,440,392,349DW2,294,196,262,294,196,262DW0MUSTIMEDW25,25,25,25,25,25,25,25,25,25DW25,50,12,12,12,12,25,25DW12,12,25,25,25,25,50,25,25,50DW25,25,25,25,25,25,25,25DW25,50,12,12,12,12,25,25DW12,12,25,25,25,25,50,25,25,50MUSFREQDW262,262,294,330,330,349,392,440,392,330DW9,330,294,349,330,294,262DW2,294,330,330,349,392,440,392,330DW9,330,294,330,294,262,196DW9,330,294,196,196,349,330,294,262DW9,330,294,196,196,349,330,294,262DW2,294,330,330,349,392,440,392,330DW9,330,294,330,294,262DW0MUSTIMEDW3DUP(25,2DUP(12)),50DW2PDUP)DW3PDUP0DW2PDUP(12)),2DUP(50)DW3PDUP0DW3PDUP0DW3PDUP0DW2DUP(25,2DUP(12)),50MUSFREQDW262,262,294,330,330,294,262,262,220,196DW4,330,294,262,294DW,330,330,294,294,262,220,220,294,262,262,220,196DW0,220,262,262,294,294,262,220DW0,294,262,262,294,262,220,196,220DW0,262,294,330,392,294,330,262,294,262,220DW4,247,220,196,196DWDUP),330,392,440,440,392,330DWDUP),392,392,330,294DW2,440,392,330,294,330,294,262,220DWDUP),262,220,196DWDUP,392),2DUP(330,294),262,220DWDUP),262,220,392DW0USTIMEDWDUP10,10),5020,10,20,10,10,3DUP(20,10),20,20,8010,10,4020,10,20,20,10,5,5,10,10,40DW2DUP(20,10,10),10,5,5,20USFREQUSTIMESDUP10),40DUP10),4040,100DW2,440,330,392,29492,220,262,330,2940,294,220,2204,247,220,262,1960,196,26223,440,39294,262,292,33094,440,330,3920DWDUP2,75),3DUP(12),25,12,25,6,6,12,75;#1,2DUP12,12,75ENTASSUMEDSDATACS:CODEMAINPROCFARLLINITNEW_SCAN:CALLSCANKEYCMPSONG是否按下了自动播放的歌曲键JEHANDPLAY播放CALLPLAYSONG乐JMPNEWSCAN新扫描有无键按下PLAYCMPKEYNUM否手动演奏JZNEWSCAN扫描有无键按下PUSHBX手动，则进行键盘清理OVBXKEYNUMCALLKEYDOWN序中PUSHSIMOVSI,KEYNUMMOVDI,[BX+SI]CALLGENHANDPOPSIPUSHBXMOVBX,KEYNUM;在屏幕上显示弹起状态CALLKEY_UPPOPBXMAINENDPGEN_HANDPROCNEAR;手动演奏发声程序PUSHAXPUSHBXPUSHCXPUSHDXPUSHDIMOVDXH.1931Mhz/给定的频率=12348h/给定频率=计数初值UTHALHALAITLLWAITFTESTAL0H;查询键是否放开间POPDI寄存器状态POPDXPOPCXPOPBXPOPAXGEN_HANDENDPGEN_AUTOPROCNEARPUSHAXPUSHBXPUSHCXPUSHDXPUSHDIOUT43H,ALMOVDXH.1931Mhz/给定的频率=12348h/给定频率=计数初值LINAL,61HMOVAL,AHOUT42H,ALINAL,61HMOVAH,ALLWAIT:ITFJNZWAIT毕MOVALAH;完毕则关闭扬声器POPDI器状态XPCXOENDPAITFPROCNEARMOVCXDELAYTIMEAITFWAITFENDPODRAWPROCNEARLEASISTLX点有效地址LEADIEDLX结束点有效地址EXTDRAWDRAWSISTYDI,ED_Y,0FHDRAWSI[DI],93,07H;阴影ADDSI;下一个键ADDDI2LEASIBTX点的有效地址LEADIBDX点的有效地址EXTBLOCKDRAWSIBTYDI],BD_Y,00H;调用宏定义画黑色琴键ADDSI;下一个键ADDDI2ODRAWENDPWNPROCNEARPUSHSIDICALLLOAD上的位置XDRAW[SI+BX],92,[DI+BX],94,07HPOPDIPOPSIKEY_DOWNENDPKEY_UPPROCNEARPUSHSIPUSHDICALLLOAD;载入所弹起键在屏幕上的位置DRAW[SI+BX],90,[DI+BX],93,07H;恢复阴影DRAW[SI+BX],93,[DI+BX],94,05H;恢复背景色POPDIPOPSIKEY_UPENDPLOADPROCNEARCMPKEYFLAG,00H;判断是否是低音键OADHGHLEASI,ST_LX;载入低音键起始坐标首地址LEADI,ED_LX;载入低音键结束坐标首地址DENDLOAD_HGH:CMPKEYFLAGH断是否是高音键DMIDLEASI,ST_HX;载入高音键起始坐标首地址LEADI,ED_HX;载入高音键结束坐标首地址JMPLOADENDSISTMXDIEDMX键结束坐标首地址NEARMOVSI,100MOVDI100MOVKEYNUM00;赋初值MOVAH;读键盘MOVDLAHCALLSCAN_SONG;判断是否是自动播放键(大键盘数字键1~5)CMPAHH键JNEFLAGSCANLEXITSCANMOVAH2H;读键盘状态字节ANDDH02HSLOWANDDH01HSHGHPSMIDWMOVAUDIOMOVKEYFLAG0JMPKEY理MOVAUDIOMOVKEYFLAG2JMPKEY处理MOVAUDIOKEY_1:KEY_6:GKEY判断KEYNUM存标志KEY_3KEY_4KEY_5KEY_6JNEKEY_7MOVKEYNUM10KEY_7:MOVKEYNUM12NEAR;判断是否是自动播放键(键1~5)，并保存标志变量(song)MOVSONG00;赋初始值ONGENDOVALAHMOVAH0HMOVSONGAX;存入标志码ONGPROCNEARPPUSHSIXDINEGOLEABPMUSTIME据首地址LEASIMUSFREQ数据首地址SONGLIGHTOFFDRAW,257,46,0EHTIMEFREQSONGLIGHTOFFDRAW,263,46,0EHTIMEFREQSONGLIGHTOFFDRAW,269,46,0EHTIMEFREQSONGLIGHTOFFDRAW,275,46,0EHTIMEFREQMOVAH1HCMPAH,1CH;判断是否为enter键(1CH为enter键的扫描码)INUEJMPPLAYEND放NUEMOVAH,0CH;清除键盘缓冲区字符PDIJEPLAYENDGENAUTOADDSI,2ADDBP;下一频率QPLAYENDCALLS