微机原理实验报告程序文档格式.docx

微机原理实验报告程序文档格式.docx

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拆字

ORG1000H

NUMDW1234H

ORG4000H

ADB？

BDB?

MOVAX,NUM

MOVA,AH

MOVB,AL

实验3—3

INFOR1DB0AH,0DH,'

PleasePressanykeytoinputaletter:

$'

;

0AH为换行，0DH为回车

INFOR2DB0AH,0DH,'

YouInputalowercaseletter!

$'

INFOR3DB0AH,0DH,'

Youinputauppercaseletter!

INFOR4DB0AH,0DH,'

Youinputadigit!

INFOR5DB0ah,0dh,'

Youinputotherletter!

CODESEGMENT

ASSUMECS:

MOVAX,DATA

MOVDX,OFFSETINFOR1

MOVAH,09H;

输出字符串INFOR1

MOVAH,1

MOVAH,01H;

从键盘输入一个字符

CMPAL,'

0'

JBOTHER;

小于0，为其他字符

9'

JBEDIGIT;

大于等于0，小于等于9，为数字

A'

JBOTHER

Z'

JBEUPPER

a'

z'

JBELOWER

JMPPEND

LOWER:

MOVDX,OFFSETINFOR2

MOVAH,09H

UPPER:

MOVDX,OFFSETINFOR3

DIGIT:

MOVDX,OFFSETINFOR4

OTHER:

MOVDX,OFFSETINFOR5

PEND:

CODEENDS

ENDSTART

实验3—1

STRINGDB'

Iamastudent'

LENEQU$-STRING

MOVBX,OFFSETSTRING

MOVCL,LEN

NEXT:

MOVAL,[BX]

CMPAL,'

JBLOP

JALOP

SUBAL,20H

MOV[BX],AL

LOP:

INCBX

DECCL

JNZNEXT

实验4—1

ADB'

1234567890'

NEQU$-A

BDBNDUP（?

）

ASSUMECS:

MOVDS,AX

MOVES,AX

LEASI,A

LEADI,B

ADDDI,N

MOVCX,N

MOVE:

MOVAL,[SI]

MOVES:

[DI],AL

INCSI

DECDI

LOOPMOVE

实验4—2

DB100DUP（'

ORG1050H

B'

DATA,ES:

MOVSI,1000H

MOVDI,1050H

MOVCX,100

AGAIN:

MOVAL,[SI]

MOV[DI],AL

INCDI

LOOPAGAIN

实验4—3

BUFDW1,2,3,4,5,6,7,8,9,0

MAXDW0

MOVSI,OFFSETBUF

MOVCX,10

MOVAX,[SI]

CMPAX,MAX

JBNEXT

MOVMAX,AX

NEXT:

实验6—1

DATASEGMENT

STRDB'

Pleaseinputacharacter:

STR1DB0ah,0dh

STR3DB?

'

H$'

CODESEGMENT

MOVDX,OFFSETSTR

MOVAH,01H

MOVSTR1,AL

MOVDX,OFFSETSTR1

实验6—2

STR1DB0dh,0ah,'

STR2DB0dh,0ah,'

Youinputanumber!

STR3DB0dh,0ah,'

Thecharacteryouinputisnotanumber!

CMPAL,30H

JBNEXT1

CMPAL,39H

JANEXT1

MOVDX,OFFSETSTR2

JMPNEXT2

NEXT1:

MOVDX,OFFSETSTR3

NEXT2:

MOVAH,4CH

实验6—3

info1db0dh,0ah,'

inputstring:

info2db0dh,0ah,'

outputstring:

STRDB20DUP（?

ADDSI,10

MOV[SI],BYTEPTR'

MOVDX,OFFSETinfo1

MOVAH,01H

DECSI

MOV[SI],AL

输入字符后回车

CODE

START:

MOVAX,CODE

MOVDL,0AH

PUSHAX

ANDAX,00FFH

MOVCL,4

SHRAL,CL

ADDAL,30H

MOVDL,AL

MOVAH,02H

POPAX

ANDAL,0FH

CMPAL,0AH

JNCNEXT

JMPfinal

ADDAL,37H

final:

MOVDL,AL

MOVDL,'

H'

DATASEGMENT

info1DB0dh,0ah,'

info2DB0dh,0ah,'

STRDB0Bh,0,20dup（?

nEQU$-STR

DB'

DATAENDS

ASSUMEcs:

code,ds:

data

movax,DATA

movDS,ax

leaDX,info1

movAH,09H

leaDX,STR

movAH,0AH

MOVCX,0

leaSI,STR

movDI,SI

addDI,n-1

number:

MOVBL,[SI]

CMPBL,0DH

JZNEXT

INCCX

JMPnumber

leaSI,STR

again:

movbl,[SI]

mov[DI],bl

loopagain

leaDX,info2

movDX,DI

movAH,4ch

INT21h

CODEends

endstart

codesegment

assumecs:

code

start:

movah,1

int21h

cmpal,1bh

jztj

movbl,al

movch,2

rotate:

movcl,4

rolbl,cl

moval,bl

andal,0fh

addal,30h

cmpal,3ah

jlprintit

addal,7h

printit:

movdl,al

movah,2

decch

jnzrotate

jmpstart

tj:

movax,4c00h

codeends

endstart