shijian.lst

51单片机精确定时,11.0592mhz晶体可基本无误差

A51 MACRO ASSEMBLER  SHIJIAN                                                              01/28/2009 22:46:37 PAGE     1


MACRO ASSEMBLER A51 V8.00d
OBJECT MODULE PLACED IN SHIJIAN.OBJ
ASSEMBLER INVOKED BY: C:\Keil\C51\BIN\A51.EXE SHIJIAN.ASM SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

  0020                 1     SEC BIT 20H
  0064                 2     COUNT DATA 64H
  0065                 3     COUNT1 DATA 65H
                       4     
0000                   5     org 0000h
0000 010D              6     ajmp  start
                       7     
000B                   8     org 000bh
000B 0126              9     ajmp   chuli
                      10     
000D                  11     start:
                      12     
000D 758900           13     mov TMOD,#00h
0010 758C70           14     mov TH0,#70h
0013 758A00           15     mov      TL0,#00H
0016 D28C             16     setb TR0
0018 7564C8           17     MOV COUNT,#200
001B 75650A           18     MOV COUNT1,#10
001E D2AF             19     SETB EA
0020 D2A9             20     SETB ET0
                      21     
0022                  22     loop:
0022 00               23     nop
0023 80FD             24     sjmp loop
                      25     
0025 22               26     ret
                      27     
0026                  28     chuli:
0026 C0D0             29     PUSH PSW
0028 C0E0             30     PUSH ACC
                      31     
002A D5640B           32     DJNZ COUNT ,LOOP1
002D 7564C8           33     MOV COUNT,#200
0030 D56505           34     DJNZ COUNT1,LOOP1
0033 75650A           35     MOV COUNT1,#10
0036 D220             36     SETB SEC
0038                  37     LOOP1:
                      38     
0038 7401             39     MOV A,#1
003A 258A             40     ADD A,TL0
003C F58A             41     MOV TL0,A
                      42     
003E 758C70           43     MOV TH0,#70H
                      44     
                      45     
                      46     
                      47     
                      48     
                      49     
                      50     
                      51     
                      52     
                      53     
                      54     
                      55     
                      56     
                      57     
                      58        
A51 MACRO ASSEMBLER  SHIJIAN                                                              01/28/2009 22:46:37 PAGE     2

0041 D0E0             59     POP ACC
0043 D0D0             60     POP PSW
                      61     
0045 32               62     RETI
                      63     
                      64     end
A51 MACRO ASSEMBLER  SHIJIAN                                                              01/28/2009 22:46:37 PAGE     3

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


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

ACC. . . . . . . .  D ADDR   00E0H   A   
CHULI. . . . . . .  C ADDR   0026H   A   
COUNT. . . . . . .  D ADDR   0064H   A   
COUNT1 . . . . . .  D ADDR   0065H   A   
EA . . . . . . . .  B ADDR   00A8H.7 A   
ET0. . . . . . . .  B ADDR   00A8H.1 A   
LOOP . . . . . . .  C ADDR   0022H   A   
LOOP1. . . . . . .  C ADDR   0038H   A   
PSW. . . . . . . .  D ADDR   00D0H   A   
SEC. . . . . . . .  B ADDR   0024H.0 A   
START. . . . . . .  C ADDR   000DH   A   
TH0. . . . . . . .  D ADDR   008CH   A   
TL0. . . . . . . .  D ADDR   008AH   A   
TMOD . . . . . . .  D ADDR   0089H   A   
TR0. . . . . . . .  B ADDR   0088H.4 A   


REGISTER BANK(S) USED: 0 


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