text7.lst

刚学时编的小程序

A51 MACRO ASSEMBLER  TEXT7                                                                04/25/2007 10:33:17 PAGE     1


MACRO ASSEMBLER A51 V8.00
OBJECT MODULE PLACED IN Text7.OBJ
ASSEMBLER INVOKED BY: d:\Keil 8\C51\BIN\A51.EXE Text7.asm SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

0000                   1     ORG 0000H
0000 1110              2     START:ACALL JJ
0002 60FC              3     JZ START
0004 1119              4     ACALL DELAY
0006 60F8              5     JZ START
0008 C290              6     CLR P1.0  
000A 1122              7     ACALL FXJZ
000C 1160              8     ACALL ZX
000E 80F0              9     JMP START
0010 75A0F0           10     JJ:MOV P2,#0F0H
0013 E5A0             11     MOV A,P2
0015 440F             12     ORL A,#0FH
0017 F4               13     CPL A
0018 22               14     RET
0019 7A28             15     DELAY:MOV R2,#40
001B 7BF8             16     AA:MOV R3,#248
001D DBFE             17     DJNZ R3,$
001F DAFA             18     DJNZ R2,AA
0021 22               19     RET
0022 E5A0             20     FXJZ:MOV A,P2
0024 7530FE           21     MOV 30H,#0FEH
0027 54F0             22     ANL A,#0F0H
0029 4530             23     ORL A,30H
002B 7F04             24     MOV R7,#04H
002D 7D00             25     MOV R5,#00H
002F F5A0             26     MM:MOV P2,A
0031 20A404           27     JB P2.4,NEXT
0034 7E00             28     MOV R6,#00H
0036 014B             29     AJMP AK
0038 20A504           30     NEXT:JB P2.5,NEXT1
003B 7E04             31     MOV R6,#04H
003D 014B             32     AJMP AK
003F 20A604           33     NEXT1:JB P2.6,NEXT2
0042 7E08             34     MOV R6,#08H
0044 014B             35     AJMP AK
0046 20A711           36     NEXT2:JB P2.7,NEXT3
0049 7E0C             37     MOV R6,#0CH
004B 30A4FD           38     AK:JNB P2.4,AK
004E 30A5FA           39     JNB P2.5,AK
0051 30A6F7           40     JNB P2.6,AK
0054 30A7F4           41     JNB P2.7,AK
0057 EE               42     MOV A,R6
0058 2D               43     ADD A,R5
0059 22               44     RS:RET
005A 0D               45     NEXT3:INC R5
005B 23               46     RL A
005C DFD1             47     DJNZ R7,MM
005E 0159             48     AJMP RS
0060 C3               49     ZX:CLR C
0061 9407             50     SUBB A,#07H
0063 4004             51     JC NN
0065 B297             52     CPL P1.7
0067 8002             53     SJMP PP
0069 B295             54     NN:CPL P1.5
006B 22               55     PP:RET
                      56     END
A51 MACRO ASSEMBLER  TEXT7                                                                04/25/2007 10:33:17 PAGE     2

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


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

AA . . . . . . . .  C ADDR   001BH   A   
AK . . . . . . . .  C ADDR   004BH   A   
DELAY. . . . . . .  C ADDR   0019H   A   
FXJZ . . . . . . .  C ADDR   0022H   A   
JJ . . . . . . . .  C ADDR   0010H   A   
MM . . . . . . . .  C ADDR   002FH   A   
NEXT . . . . . . .  C ADDR   0038H   A   
NEXT1. . . . . . .  C ADDR   003FH   A   
NEXT2. . . . . . .  C ADDR   0046H   A   
NEXT3. . . . . . .  C ADDR   005AH   A   
NN . . . . . . . .  C ADDR   0069H   A   
P1 . . . . . . . .  D ADDR   0090H   A   
P2 . . . . . . . .  D ADDR   00A0H   A   
PP . . . . . . . .  C ADDR   006BH   A   
RS . . . . . . . .  C ADDR   0059H   A   
START. . . . . . .  C ADDR   0000H   A   
ZX . . . . . . . .  C ADDR   0060H   A   


REGISTER BANK(S) USED: 0 


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