ex2.lst

proteus仿真的三个例子

A51 MACRO ASSEMBLER  EX2                                                                  12/09/2007 22:03:47 PAGE     1


MACRO ASSEMBLER A51 V7.10
OBJECT MODULE PLACED IN EX2.OBJ
ASSEMBLER INVOKED BY: C:\Keil\C51\BIN\A51.EXE EX2.ASM SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

0000                   1     ORG 0000H
0000 802E              2     SJMP START
0030                   3     ORG 0030H
0030 7590FF            4     START: MOV P1,#0FFH
0033 C2D7              5                CLR CY
                       6     
0035 E590              7     AA:        MOV A,P1
0037 33                8            RLC A
0038 F590              9                MOV P1,A
003A 120040           10                LCALL DELAY
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003D 020035           40                LJMP AA
0040 7D14             41     DELAY:  MOV R5,#20          ;延时子程序，延时0.2秒 
0042 7E14             42     D1:             MOV R6,#20 
0044 7FF8             43     D2:             MOV R7,#248 
0046 DFFE             44                     DJNZ R7,$ 
0048 DEFA             45                     DJNZ R6,D2 
004A DDF6             46                     DJNZ R5,D1 
004C 22               47                     RET 
                      48                     END 
A51 MACRO ASSEMBLER  EX2                                                                  12/09/2007 22:03:47 PAGE     2

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


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

AA . . . . . . . .  C ADDR   0035H   A   
CY . . . . . . . .  B ADDR   00D0H.7 A   
D1 . . . . . . . .  C ADDR   0042H   A   
D2 . . . . . . . .  C ADDR   0044H   A   
DELAY. . . . . . .  C ADDR   0040H   A   
P1 . . . . . . . .  D ADDR   0090H   A   
START. . . . . . .  C ADDR   0030H   A   


REGISTER BANK(S) USED: 0 


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