03.lst

汇编语言的一些简单代码

Microsoft (R) Macro Assembler Version 6.11		    11/16/07 01:59:21
F:\课程\aaa\souce\03.asm				     Page 1 - 1


 0000				data segment 
 0000 70 6C 65 61 73 65		m1 db 'please put into sexadecimal number',13,10,'$' 
       20 70 75 74 20 69
       6E 74 6F 20 73 65
       78 61 64 65 63 69
       6D 61 6C 20 6E 75
       6D 62 65 72 0D 0A
       24
 0025 79 6F 75 20 70 75		m2 db 'you put into wrong number',13,10,'$' 
       74 20 69 6E 74 6F
       20 77 72 6F 6E 67
       20 6E 75 6D 62 65
       72 0D 0A 24
 0041 0D 0A 24			m3 db 13,10,'$' 
 0044				data ends
 0000				CODE   SEGMENT
				       ASSUME  CS:CODE,ds:data
 0000				START:
 0000  B8 ---- R		       mov ax,data
 0003  8E D8			       mov ds,ax
 0005  B9 0004			       mov cx,4  
 0008  B4 01			input: mov ah,01h
 000A  CD 21			       int 21h
 000C  50			       push ax
 000D  E2 F9			       loop input
 000F  58			       pop  ax
 0010  5B			       pop  bx
 0011  59			       pop  cx
 0012  5A			       pop  dx
 0013  50			       push ax
 0014  53			       push bx
 0015  51			       push cx
 0016  52			       push dx
 0017  BA 0041 R		       mov  dx,offset m3
 001A  B4 09			       mov  ah,09h
 001C  CD 21			       int  21h
 001E  B7 04			       mov  bh,4
 0020				text:
 0020  80 FF 00			       cmp  bh,0
 0023  74 45			       je  EXIT
 0025  FE CF			       dec  bh
 0027  58			       pop  ax
 0028  8B D0			       mov  dx,ax
 002A  2C 30			       SUB  AL,30H
 002C  7C 35			       JL   error       ;输入其他字符
 002E  3C 0A			       CMP  AL,0AH
 0030  7C 16			       JL   PRINT     ;输入0~9
 0032  2C 07			       SUB  AL,07H
 0034  3C 0A			       CMP  AL,0AH
 0036  7C 2B			       JL   error       ;输入其他字符
 0038  3C 0F			       CMP  AL,0FH
 003A  7E 0C			       JLE  PRINT     ;输入A~F
 003C  2C 20			       SUB  AL,20H              
 003E  3C 0A			       CMP  AL,0AH
 0040  7C 21			       JL   error       ;输入其他字符
 0042  3C 0F			       CMP  AL,0FH
 0044  7E 02			       JLE  PRINT     ;输入a~f
 0046  EB 1B			       JMP  error      ;输入其他字符 
 0048  B1 04			PRINT: mov  cl,4
 004A  8A D8			       mov  bl,al
 004C  D2 C3			       rol  bl,cl
 004E  B9 0004			       mov  cx,4
 0051  D0 C3			yj   : rol  bl,1
 0053  8A C3			       mov  al,bl
 0055  24 01			       and  al,01h
 0057  04 30			       add  al,30h
 0059  8A D0			       mov  dl,al
 005B  B4 02			       mov  ah,02h
 005D  CD 21			       int  21h
 005F  E2 F0			       loop yj
 0061  EB BD			       jmp  text
 0063  BA 0025 R		error: mov dx,offset m2
 0066  B4 09			       mov ah,09h
 0068  CD 21			       int 21h
 006A  B4 4C			EXIT:  MOV  AH,4CH     ;程序结束并返回DOS
 006C  CD 21			       INT  21H
 006E				CODE   ENDS
				       END  START
Microsoft (R) Macro Assembler Version 6.11		    11/16/07 01:59:21
F:\课程\aaa\souce\03.asm				     Symbols 2 - 1




Segments and Groups:

                N a m e                 Size     Length   Align   Combine Class

CODE . . . . . . . . . . . . . .	16 Bit	 006E	  Para	  Private 
data . . . . . . . . . . . . . .	16 Bit	 0044	  Para	  Private 


Symbols:

                N a m e                 Type     Value    Attr

EXIT . . . . . . . . . . . . . .	L Near	 006A	  CODE	
PRINT  . . . . . . . . . . . . .	L Near	 0048	  CODE	
START  . . . . . . . . . . . . .	L Near	 0000	  CODE	
error  . . . . . . . . . . . . .	L Near	 0063	  CODE	
input  . . . . . . . . . . . . .	L Near	 0008	  CODE	
m1 . . . . . . . . . . . . . . .	Byte	 0000	  data	
m2 . . . . . . . . . . . . . . .	Byte	 0025	  data	
m3 . . . . . . . . . . . . . . .	Byte	 0041	  data	
text . . . . . . . . . . . . . .	L Near	 0020	  CODE	
yj . . . . . . . . . . . . . . .	L Near	 0051	  CODE	

	   0 Warnings
	   0 Errors