text8.lst

汇编写的小程序初学很好的 是单片机ATM89C51用的开发工具是KEIL UV2

A51 MACRO ASSEMBLER  TEXT8                                                                02/19/2006 11:54:22 PAGE     1


MACRO ASSEMBLER A51 V6.12
OBJECT MODULE PLACED IN .\Text8.OBJ
ASSEMBLER INVOKED BY: C:\Keil\C51\BIN\A51.EXE .\Text8.asm SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

0000                   1     ORG 0
0000 7A07              2     START:  MOV R2,#7
0002 74FE              3             MOV A,#0feH 
0004 D3                4             SETB C 
0005 F590              5     LOOP:   MOV P1,A 
0007 1118              6             acall delay
0009 33                7             RLC A 
000A DAF9              8             DJNZ R2,LOOP 
000C 7A07              9             MOV R2,#7
000E F590             10     LOOP1:  MOV P1,A 
0010 1118             11             acall delay                     
0012 13               12             RRC A 
0013 DAF9             13             DJNZ R2,LOOP1 
0015 020000           14             LJMP START 
0018 7D64             15     delay: mov r5,#100 
001A 7E64             16     d1:    mov r6,#100
001C 7F64             17     d2:    mov r7,#100
001E DFFE             18     djnz r7,$
0020 DEFA             19     djnz r6,d2
0022 DDF6             20     djnz r5,d1
0024 22               21     ret
                      22     
                      23             
                      24             END  
                             
                             
A51 MACRO ASSEMBLER  TEXT8                                                                02/19/2006 11:54:22 PAGE     2

SYMBOL TABLE LISTING
------ ----- -------


N A M E             T Y P E  V A L U E   ATTRIBUTES

D1 . . . . . . . .  C ADDR   001AH   A   
D2 . . . . . . . .  C ADDR   001CH   A   
DELAY. . . . . . .  C ADDR   0018H   A   
LOOP . . . . . . .  C ADDR   0005H   A   
LOOP1. . . . . . .  C ADDR   000EH   A   
P1 . . . . . . . .  D ADDR   0090H   A   
START. . . . . . .  C ADDR   0000H   A   


REGISTER BANK(S) USED: 0 


ASSEMBLY COMPLETE.  0 WARNING(S), 0 ERROR(S)