bell.lst

基于单片机的汇编程序

A51 MACRO ASSEMBLER  BELL                                                                 12/23/2008 14:54:46 PAGE     1


MACRO ASSEMBLER A51 V7.02
OBJECT MODULE PLACED IN bell.OBJ
ASSEMBLER INVOKED BY: D:\douzikeil\C51\BIN\A51.EXE bell.a SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

                       1     
  00B4                 2     Output equ P3.4
                       3     
0000                   4     Loop:
0000 C3                5            clr   c
0001 92B4              6            mov   Output,c
0003 110D              7            call  Delay
0005 D3                8            setb  c
0006 92B4              9            mov   Output,c
0008 110D             10            call  Delay
000A 020000           11            ljmp  Loop
                      12     
000D                  13     Delay:
000D 7E00             14            mov   r6, #0
000F 7F00             15            mov   r7, #0
0011                  16     DLoop:
0011 DFFE             17            djnz  r7, DLoop
0013 DEFC             18            djnz  r6, DLoop
0015 22               19            ret
                      20     
                      21            end
A51 MACRO ASSEMBLER  BELL                                                                 12/23/2008 14:54:46 PAGE     2

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


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

DELAY. . . . . . .  C ADDR   000DH   A   
DLOOP. . . . . . .  C ADDR   0011H   A   
LOOP . . . . . . .  C ADDR   0000H   A   
OUTPUT . . . . . .  B ADDR   00B0H.4 A   
P3 . . . . . . . .  D ADDR   00B0H   A   


REGISTER BANK(S) USED: 0 


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