监视一个开关.lst

40个练习程序（坚持）.rar

A51 MACRO ASSEMBLER  糭视一竉縚筥                                                         02/18/2010 16:40:32 PAGE     1


MACRO ASSEMBLER A51 V7.07
OBJECT MODULE PLACED IN 监视一个开关.OBJ
ASSEMBLER INVOKED BY: D:\程序\keil 51\C51\BIN\A51.EXE 监视一个开关.asm SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

0000                   1     ORG 00H
0000 0130              2     AJMP MAIN
0030                   3     ORG 0030H
0030                   4     MAIN:
  00B0                 5     K BIT P3.0
0030 20B00B            6     JIAN:JB K,NIE
                       7     
0033 120043            8     M:LCALL DELAY
0036 20B0F7            9     JB K,JIAN
0039 7590FE           10     MOV P1,#0FEH
003C 0130             11     AJMP MAIN
003E 7590FF           12     NIE:MOV P1,#0FFH
0041 0133             13     AJMP M
0043                  14     DELAY:
0043 7914             15     MOV R1,#20
0045 7A14             16     D1:MOV R2,#20
0047 7BF8             17     D2:MOV R3,#248
0049 DBFE             18     DJNZ R3,$
004B DAFA             19     DJNZ R2,D2
004D D9F6             20     DJNZ R1,D1
004F 22               21     RET
                      22     END
A51 MACRO ASSEMBLER  糭视一竉縚筥                                                         02/18/2010 16:40:32 PAGE     2

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


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

D1 . . . . . . . .  C ADDR   0045H   A   
D2 . . . . . . . .  C ADDR   0047H   A   
DELAY. . . . . . .  C ADDR   0043H   A   
JIAN . . . . . . .  C ADDR   0030H   A   
K. . . . . . . . .  B ADDR   00B0H.0 A   
M. . . . . . . . .  C ADDR   0033H   A   
MAIN . . . . . . .  C ADDR   0030H   A   
NIE. . . . . . . .  C ADDR   003EH   A   
P1 . . . . . . . .  D ADDR   0090H   A   
P3 . . . . . . . .  D ADDR   00B0H   A   


REGISTER BANK(S) USED: 0 


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