led.lst

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A51 MACRO ASSEMBLER  LED                                                                  04/15/2009 08:10:28 PAGE     1


MACRO ASSEMBLER A51 V7.07
OBJECT MODULE PLACED IN led.OBJ
ASSEMBLER INVOKED BY: C:\Keil\C51\BIN\A51.EXE led.asm SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

0000                   1      ORG 00H
0000                   2     START:
0000 74FF              3           MOV A,#0FFH
0002 C3                4           CLR C
0003 7A08              5           MOV R2,#08H
0005 33                6     LOOP:RLC A
0006 F5A0              7          MOV P2,A
0008 1117              8          CALL DELAY
000A DAF9              9          DJNZ R2,LOOP
000C 7A07             10          MOV R2,#07H
000E 13               11     LOOP1:RRC A
000F F5A0             12          MOV P2,A
0011 1117             13          CALL DELAY
0013 DAF9             14          DJNZ R2,LOOP1
0015 80E9             15          JMP START
0017 7B28             16     DELAY:MOV R3,#40
0019 7C14             17     D1:   MOV R4,#20
001B 7DF8             18     D2:   MOV R5,#248
001D DDFE             19           DJNZ R5,$
001F DCFA             20           DJNZ R4,D2
0021 DBF6             21           DJNZ R3,D1
0023 22               22           RET
                      23           END
A51 MACRO ASSEMBLER  LED                                                                  04/15/2009 08:10:28 PAGE     2

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


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

D1 . . . . . . . .  C ADDR   0019H   A   
D2 . . . . . . . .  C ADDR   001BH   A   
DELAY. . . . . . .  C ADDR   0017H   A   
LOOP . . . . . . .  C ADDR   0005H   A   
LOOP1. . . . . . .  C ADDR   000EH   A   
P2 . . . . . . . .  D ADDR   00A0H   A   
START. . . . . . .  C ADDR   0000H   A   


REGISTER BANK(S) USED: 0 


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