4-1.lst

这是用proteus和keil两个平台一起完成的

A51 MACRO ASSEMBLER  4_1                                                                  12/18/2007 13:13:04 PAGE     1


MACRO ASSEMBLER A51 V8.00
OBJECT MODULE PLACED IN 4-1.OBJ
ASSEMBLER INVOKED BY: C:\Keil\C51\BIN\A51.EXE 4-1.asm SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

0030                   1               ORG 30H
0030 7401              2     START:    MOV A,#01H
0032 7A08              3               MOV R2,#8
0034 F5A0              4     LOOP:     MOV P2,A
0036 1146              5               CALL DELAY
0038 23                6                       RL  A
0039 DAF9              7               DJNZ R2,LOOP
003B 7A07              8                       MOV R2,#7
003D 03                9     LOOP1:    RR  A
003E F5A0             10               MOV P2,A
0040 1146             11                       CALL DELAY
0042 DAF9             12                       DJNZ R2,LOOP1
0044 80EA             13                       JMP  START
0046 7B64             14     DELAY:    MOV R3,#100
0048 7C14             15     D1:       MOV R4,#20
004A 7DF8             16     D2:       MOV R5,#248
004C DDFE             17               DJNZ R5,$
004E DCFA             18                       DJNZ R4,D2
0050 DBF6             19                       DJNZ R3,D1
0052 22               20                       RET
                      21                       END
                                               
A51 MACRO ASSEMBLER  4_1                                                                  12/18/2007 13:13:04 PAGE     2

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


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

D1 . . . . . . . .  C ADDR   0048H   A   
D2 . . . . . . . .  C ADDR   004AH   A   
DELAY. . . . . . .  C ADDR   0046H   A   
LOOP . . . . . . .  C ADDR   0034H   A   
LOOP1. . . . . . .  C ADDR   003DH   A   
P2 . . . . . . . .  D ADDR   00A0H   A   
START. . . . . . .  C ADDR   0030H   A   


REGISTER BANK(S) USED: 0 


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