m_bfp.lst

基于Intel 8253定时器的两端Asm

A51 MACRO ASSEMBLER  M_BFP                                                                07/22/2008 11:44:40 PAGE     1


MACRO ASSEMBLER A51 V6.12
OBJECT MODULE PLACED IN .\m_bfp.OBJ
ASSEMBLER INVOKED BY: d:\Program Files\Keil\C51\BIN\A51.EXE .\m_bfp.a SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

0000                   1                 ORG 00H
0000 020030            2                 LJMP START;
0030                   3                 ORG 30H
                       4                                          
0030 7430              5     START:      MOV A,#30H;
0032 F580              6                 MOV P0,A;
                       7     
                       8                
0034 D2A1              9     NEXT1:      SETB  P2.1;
0036 120040           10                 LCALL DELAY_01MIN_A;
0039 B2A1             11                 CPL P2.1;
003B 120040           12                 LCALL DELAY_01MIN_A;
003E 80F4             13                 SJMP NEXT1;
                      14     
                      15     
                      16     
                      17                             
0040 7E04             18     DELAY_01MIN_A:          MOV R6,#4;                              
0042 7FF8             19     L1:                     MOV R7,#248;
0044 DFFE             20                             DJNZ R7,$;
0046 DEFA             21                             DJNZ R6,L1;
0048 22               22                             RET
                      23                 END
A51 MACRO ASSEMBLER  M_BFP                                                                07/22/2008 11:44:40 PAGE     2

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


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

DELAY_01MIN_A. . .  C ADDR   0040H   A   
L1 . . . . . . . .  C ADDR   0042H   A   
NEXT1. . . . . . .  C ADDR   0034H   A   
P0 . . . . . . . .  D ADDR   0080H   A   
P2 . . . . . . . .  D ADDR   00A0H   A   
START. . . . . . .  C ADDR   0030H   A   


REGISTER BANK(S) USED: 0 


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