闪烁灯.lst

40个练习程序（坚持）.rar

A51 MACRO ASSEMBLER  闪烁灯                                                               02/18/2010 15:48:39 PAGE     1


MACRO ASSEMBLER A51 V7.07
OBJECT MODULE PLACED IN 闪烁灯.OBJ
ASSEMBLER INVOKED BY: D:\程序\keil 51\C51\BIN\A51.EXE 闪烁灯.asm SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

0000                   1     org 00H
0000 0130              2     AJMP MAIN
0030                   3     ORG 0030H
0030 7590FE            4     MAIN:MOV P1,#0FEH
0033 12003E            5     LCALL DELAY
0036 7590FF            6     MOV P1,#0FFH
0039 12003E            7     LCALL DELAY
003C 0130              8     AJMP MAIN 
003E 7964              9     DELAY:MOV R1,#100
0040 7A14             10     D3:MOV R2,#20
0042 7BF8             11     D2:MOV R3,#248
0044 DBFE             12     D1:DJNZ R3,D1
0046 DAFA             13     DJNZ R2,D2
0048 D9F6             14     DJNZ R1,D3
004A 22               15     RET
                      16     END
A51 MACRO ASSEMBLER  闪烁灯                                                               02/18/2010 15:48:39 PAGE     2

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


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

D1 . . . . . . . .  C ADDR   0044H   A   
D2 . . . . . . . .  C ADDR   0042H   A   
D3 . . . . . . . .  C ADDR   0040H   A   
DELAY. . . . . . .  C ADDR   003EH   A   
MAIN . . . . . . .  C ADDR   0030H   A   
P1 . . . . . . . .  D ADDR   0090H   A   


REGISTER BANK(S) USED: 0 


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