zd.lst

学习单片机的程序集

A51 MACRO ASSEMBLER  ZD                                                                   06/03/2005 12:16:47 PAGE     1


MACRO ASSEMBLER A51 V6.12
OBJECT MODULE PLACED IN .\ZD.OBJ
ASSEMBLER INVOKED BY: C:\Keil\C51\BIN\A51.EXE .\ZD.asm SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

                       1     ;
0000                   2     ORG 0000H 
0000 0130              3     AJMP START 
0003                   4     ORG 0003H              ;外部中断地直入口 
0003 013F              5     AJMP INTO 
0030                   6     ORG 30H 
0030 75815F            7     START: MOV SP,#5FH 
0033 7580FF            8     MOV P0,#0FFH           ;灯全灭 
0036 75B0FF            9     MOV P3,#0FFH           ;P3口置高电平 
0039 D2AF             10     SETB EA 
003B D2A8             11     SETB EX0 
003D 013D             12     AJMP $ 
003F                  13     INTO: 
003F C0E0             14     PUSH ACC 
0041 C0D0             15     PUSH PSW 
0043 B280             16     CPL P0.0 
0045 D0D0             17     POP PSW 
0047 D0E0             18     POP ACC 
0049 32               19     RETI 
                      20     END 
                             
                             
A51 MACRO ASSEMBLER  ZD                                                                   06/03/2005 12:16:47 PAGE     2

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


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

ACC. . . . . . . .  D ADDR   00E0H   A   
EA . . . . . . . .  B ADDR   00A8H.7 A   
EX0. . . . . . . .  B ADDR   00A8H.0 A   
INTO . . . . . . .  C ADDR   003FH   A   
P0 . . . . . . . .  D ADDR   0080H   A   
P3 . . . . . . . .  D ADDR   00B0H   A   
PSW. . . . . . . .  D ADDR   00D0H   A   
SP . . . . . . . .  D ADDR   0081H   A   
START. . . . . . .  C ADDR   0030H   A   


REGISTER BANK(S) USED: 0 


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