搜索
1微机课程设计任务书一、课程设计的内容1．在显示器上显示任意6位十六进制数2.将8个键按实验室要求定义键值，按任意键在显示器上显示对应键值，要求显示值能够左移。3.实现：A）定义键盘按键，8个为数字键0，1,2,3,4,5,6,7和3个功能键：减号-，乘号×，等号＝；B）可进行五位8进制减法运算；C）可进行三位8进制乘法运算。二、课程设计的要求与数据（1）巩固和加深对《微机原理》课程内容的认识和理解，提高应用水平。（2）掌握汇编语言程序的编制方法。（3）熟悉键盘控制和七段数码管的使用三、课程设计应完成的工作完成线路的接线，编写三个程序并输入电脑中，把程序加载到W86学习机当中，运行程序验证结果。四、应收集的资料及主要参考文献1许立锌等编.微型计算机原理及应用.北京：机械工业出版社，20032.许立梓等编《微型计算机原理及应用》--习题解答、实验指导及课程设计.北京：机械工业出版社，2003发出任务书日期：2013年12月20日指导教师签名：计划完成日期：2013年12月24日基层教学单位责任人签章：主管院长签章：2课程设计1（1）实现：在显示器上显示6位十六进制数9A7B3C。（2）源程序：；--------------------------------------------------------------------STACKSEGMENTSTACKDW64DUP(?)STACKENDSDATASEGMENTTABLEDB0FCH,60H,0DAH,0F2H,66H,0B6H,0BEH,0E0H,DB0FEH,0F6H,0EEH,3EH,9CH,7AH,9EH,8EHDATA1DB9,10,7,11，3,12DATAENDSCODESEGMENTASSUMECS:CODE,DS:DATASTART:MOVAX,DATAMOVDS,AXMOVDX,0606HMOVAL,80HOUTDX,ALA1:LEASI,DATA1MOVCX,0006HMOVAH,OFEHA2:MOVDX,0602HMOVAL,[DI]OUTDX,ALMOVDX,0604HMOVBX,OFFSETTABLEMOVAL,[SI]XLATTABLEOUTDX,ALCALLDALLYINCSIINCDILOOPL2JMPA1DALLY:PUSHCXMOVCX,0002HA3:MOVAX,00FFHA4:DECAX3JNZA4LOOPA3POPCXRETCODEENDSENDSTART;--------------------------------------------------------------------课程设计2（1）实现：将8个键按实验室要求定义键值，按任意键在显示器上显示对应键值，要求显示值能够左移。键值分布如下：AB6793EF（2）源程序：；--------------------------------------------------------------------STACKSEGMENTSTACKDW64DUP(?)STACKENDSDATASEGMENTTABLDB0FCH,60H,0DAH,0F2H,66H,0B6H,0DEH,0E0H,DB0FEH,0F6H,0EEH,3EH,9CH,7AH,9EH,8EHVA1DB0DFH,0EFH,0F7H,0FBH,0FDH,0FEHVA2DB0FCH,0FCH,0FCH,0FCH,0FCH,0FCHVA3DB00H,00H,00H,00H,00H00H,00HDATAENDSCODESEGMENTASSUMECS:CODE,DS:DATASTART:MOVAX,DATAMOVDS,AXMOVAL,90HMOVDX0606HOUTDX,ALMOVBX,0000HSTT:MOVAL,00HMOVDX,0602HOUTDX,ALMOVDX,0600HINAL,DXANDAL,3CH4CMPAL,3CHJNZKEYABCCALLDISP；调用显示程序JMPSTT;--------------------------------------------------------------------KEYABC:CALLTIME；延时，去抖动MOVDX,0600HINAL,DXANDAL,3CHCMPAL,3CHJNZKEYJMPSTTKEY:MOVDX,0602HMOVAL,0FEH；键盘扫描识别OUTDX,ALMOVDX,0600HINAL,DXTESTAL,04HJNZKEY_7CALLKEY0JMPSTTKKEY_7:TESTAL,08HJNZKEY_2CALLKEY4JMPSTTKKEY_2:MOVDX,0602HMOVAL,0FDHOUTDX,ALMOVDX,0600HINAL,DXTESTAL,04HJNZKEY_6CALLKEY1JMPSTTKKEY_6:TESTAL,08HJNZKEY_1CALLKEY5JMPSTTKKEY_1:MOVDX,0602HMOVAL,0FBHOUTDX,ALMOVDX,0600HINAL,DX5TESTAL,04HJNZKEY_5CALLKEY2JMPSTTKKEY_5:TESTAL,08HJNZKEY_0CALLKEY6JMPSTTKKEY_0:MOVDX,0602HMOVAL,0F7HOUTDX,ALMOVDX,0600HINAL,DXTESTAL,04HJNZKEY_4CALLKEY3JMPSTTKKEY_4:TESTAL,08HJNZKEY_C1CALLKEY7KEY_C1:JMPSTTK;--------------------------------------------------------------------KEY0:CALLLP1；按键3处理子程序MOVAL,0EEHMOV[SI+5],ALMOVAL,00HMOV[DI+5],ALCALLDISP；显示RET；返回;--------------------------------------------------------------------KEY1:CALLLP1MOVAL,03EHMOV[SI+5],ALMOVAL,01HMOV[DI+5],ALCALLDISPRET;--------------------------------------------------------------------KEY2:CALLLP1；按键F处理子程序MOVAL,0DEHMOV[SI+5],AL6MOVAL,02HMOV[DI+5],ALCALLDISP；显示RET；返回;--------------------------------------------------------------------KEY3:CALLLP1；按键3处理子程序MOVAL,0E0HMOV[SI+5],ALMOVAL,03HMOV[DI+5],ALCALLDISP；显示RET；返回;--------------------------------------------------------------------KEY4:CALLLP1；按键3处理子程序MOVAL,0F6HMOV[SI+5],ALMOVAL,04HMOV[DI+5],ALCALLDISP；显示RET；返回;--------------------------------------------------------------------KEY5:CALLLP1；按键B处理子程序MOVAL,0F2HMOV[SI+5],ALMOVAL,05HMOV[DI+5],ALCALLDISP；显示RET；返回;--------------------------------------------------------------------KEY6:CALLLP1；按键3处理子程序MOVAL,9EHMOV[SI+5],ALMOVAL,06HMOV[DI+5],ALCALLDISP；显示RET；返回;--------------------------------------------------------------------KEY7:CALLLP1；按键3处理子程序MOVAL,8EHMOV[SI+5],ALMOVAL,07HMOV[DI+5],AL7CALLDISP；显示RET；返回;--------------------------------------------------------------------LP1:MOVSI,OFFSETVA2MOVDI,OFFSETVA3MOVCX,0005H；数据移位保存子程序（前移5位）LP2:MOVAL,[SI+4]MOV[SI+5],ALMOVAL,[DI+4]MOV[DI+5],ALDECSIDECDILOOPLP2RET;--------------------------------------------------------------------DISP:MOVSI,OFFSETVA1；显示子程序MOVDI,OFFSETVA2MOVDL,[DI+5]CMPDL,0FCHJNZDIR5MOVDL,[DI+4]CMPDL,0FCHJNZDIR4MOVDL,[DI+3]CMPDL,0FCHJNZDIR3MOVDL,[DI+2]CMPDL,0FCHJNZDIR2MOVDL,[DI+1]CMPDL,0FCHJNZDIR1JMPDIR0DIR5:MOVCX,0006HJMPDIRDIR4:MOVCX,0005HJMPDIRDIR3:MOVCX,0004HJMPDIRDIR2:MOVCX,0003HJMPDIRDIR1:MOVCX,0002HJMPDIRDIR0:MOVCX,0001H8DIR:MOVDX,0602HMOVAL,[SI]OUTDX,ALMOVDX,0604HMOVAL,[DI]OUTDX,ALCALLTIMEINCSIINCDILOOPDIRRET;--------------------------------------------------------------------TIME:PUSHAX；延时程序PUSHCXMOVCX,0005HTIME1:MOVAX,00F0HTIME2:DECAXJNZTIME2LOOPTIME1POPCXPOPAXRET;--------------------------------------------------------------------STTK:CALLDISP；放键测试程序MOVAL,00HMOVDX,0602HOUTDX,ALMOVDX,0600HINAL,DXANDAL,3CHCMPAL,3CHJNZSTTKJMPSTTCODEENDSENDSTART；--------------------------------------------------------------------课程设计3实现：（1)定义键盘按键，8个为数字键0，1,2,，3、4、5、6、7个功能键：减号—，乘号*，等号＝；(2)可进行五位8进制减法运算；9(3)可进行三位8进制乘法运算。源程序：;--------------------------------------------------------------------STACKSEGMENTSTACKDW64DUP(?)STACKENDSDATASEGMENTTABLEDB0FCH,60H,0DAH,0F2H,66H,0B6H,0BEH,0E0HDB0FEH,0F6H,0EEH,3EH,9CH,7AH,9EH,8EHVA1DB0DFH,0EFH,0F7H,0FBH,0FDH,0FEHVA2DB0FCH,0FCH,0FCH,0FCH,0FCH,0FCH,0FCH,0FCH,0FCH,0FCHVA3DB00