2.lst

较简单的8PCSLED流水灯

A51 MACRO ASSEMBLER  2                                                                    01/23/2006 16:24:55 PAGE     1


MACRO ASSEMBLER A51 V6.12
OBJECT MODULE PLACED IN .\2.OBJ
ASSEMBLER INVOKED BY: C:\Keil\C51\BIN\A51.EXE .\2.asm SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

0000                   1        org 0000h
0000 020030            2        ljmp start
0030                   3        org 30h
0030 7402              4     start: mov a,#02h
0032 F590              5     loop:  mov p1,a
0034 23                6            rl a
0035 12003B            7            lcall delay 
0038 020032            8            ljmp loop
003B                   9     delay:
003B 7FFF             10         mov r7,#0ffh
003D 7EFF             11     d1: mov r6,#0ffh
003F DEFE             12     d2: djnz r6,d2
0041 DFFA             13         djnz r7,d1
0043 22               14         ret
                      15         end
                             
A51 MACRO ASSEMBLER  2                                                                    01/23/2006 16:24:55 PAGE     2

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


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

D1 . . . . . . . .  C ADDR   003DH   A   
D2 . . . . . . . .  C ADDR   003FH   A   
DELAY. . . . . . .  C ADDR   003BH   A   
LOOP . . . . . . .  C ADDR   0032H   A   
P1 . . . . . . . .  D ADDR   0090H   A   
START. . . . . . .  C ADDR   0030H   A   


REGISTER BANK(S) USED: 0 


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