微机原理课程设计---学生成绩名次表设计

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1、微机原理课程设计姓名：班级：生医0801学号：日期：2011-01-09、一．设计题目学生成绩名次表设计二．设计要求为进一步熟悉排序方法，编写程序，将0-100之间的30个成绩存入首址为1000H的存储区中。1000H+i表示学号为i的学生成绩。编写程序使得在2000H开始的区域排出名次表。2000H+i为学号i的学生的名次。三．设计程序DATASEGMENTSTUNUMEQU10MESS1DB'qingyicishuru1-10haoxueshengdechengji:',0DH,0AH,'$'MESS2DB'1-10haoxueshengdemingciyiciwei:'

2、,0DH,0AH,'$'ORG1000HCHENGJIDB30DUP(?)ORG2000HMINGCIDB30DUP(?)DATAENDSCODESEGMENTASSUMECS:CODE,DS:DATASTART:MOVAX,DATAMOVDS,AX;chushihuaMOVAH,09HMOVDX,OFFSETMESS1INT21H;xianshitishixinxiMOVSI,OFFSETCHENGJI;chengjibiaoshouzhiMOVCX,STUNUM;xueshengshusongruCXUUU:CALLSHURU;diaoyongshuruzichengcu

3、,shuzhisongDXMOV[SI],DL;cunruchengjibiaohuanchongquINCSI;zhixiangxiayidanyuanLOOPUUUMOVCX,STUNUM;xueshengshusongCXMOVDI,OFFSETMINGCI;mingcibiaoshouzhiVVV:CALLBIJIAO;diaoyongbijiaozichengxuMOVAL,STUNUM;xueshengshusongALSUBAL,CLINCAL;jisuanmingciMOVBX,DXMOV[DI+BX],AL;jiDXxuehaoduiyingmingciLO

4、OPVVVMOVAH,09HLEADX,MESS2INT21H;xianshitishixinxiMOVCX,STUNUMMOVSI,OFFSETMINGCIWWW:MOVAL,[SI]CALLXIANSHIPUSHDXPUSHAXMOVAH,02MOVDL,20HINT21H;xianshikonggePOPAXPOPDXINCSILOOPWWWMOVAX,4C00HINT21HBIJIAOPROCNEARPUSHCXMOVCX,STUNUMMOVAL,00HMOVBX,OFFSETCHENGJIMOVSI,BXCCC:CMPAL,[SI]JAEJJJMOVAL,[SI]M

5、OVDX,SISUBDX,BXJJJ:INCSILOOPCCCADDBX,DXMOVBYTEPTR[BX],00HPOPCXRETBIJIAOENDPXIANSHIPROCNEARPUSHCXMOVBL,ALMOVDL,BLMOVCL,04ROLDL,CLANDDL,0FHCALLXIANSHI1MOVDL,BLANDDL,0FHCALLXIANSHI1POPCXRETXIANSHIENDPXIANSHI1PROCNEARADDDL,30HCMPDL,3AHJBDDDADDDL,27HDDD:MOVAH,02HINT21HRETXIANSHI1ENDPSHURUPROCNEA

6、RPUSHCXXORDX,DXGGG:MOVAH,01HINT21HCMPAL,0DHJZPPPMOVCL,04SHLDX,CLXORAH,AHADDDX,AXJMPGGGPPP:PUSHDXMOVAH,02HMOVDL,0AHINT21HPOPDXPOPCXRETSHURUENDPCODEENDSENDSTART四．设计流程图一．设计题目小写字母转换成大写字母一．设计要求为了解小写字母和大写字母在计算机内的表示方法，并学习如何进行转换。编写程序，接收键盘字符，并将其中N小写字母转变为大写字母，然后显示在屏幕上。二．设计程序DATASEGMENTMESS1DB'qingshu

7、ruzifuchuan!',0DH,0AH,'$'BUFDB80DUP('$')DATAENDSCODESEGMENTASSUMECS:CODE,DS:DATASTART:MOVAX,DATAMOVDS,AXMOVBX,OFFSETBUF;BXzhixianghuanchongqushouzhiMOVAH,09HLEADX,MESS1INT21HKKK:MOVSI,0000H;SIqing0SB:MOVAH,01HINT21HCMPAL,0DHJZpppCMPAL,61H;97(a)JBTTTCMPAL