mod2.lst

at89s51实验例程代码

A51 MACRO ASSEMBLER  MOD2                                                                 01/29/2007 10:29:20 PAGE     1


MACRO ASSEMBLER A51 V6.23
OBJECT MODULE PLACED IN .\Mod2.obj
ASSEMBLER INVOKED BY: d:\Keil\C51\BIN\A51.EXE C:\Documents and Settings\cdqd1\桌面\AY-MPU89c51D\ayasm\Mod2.asm SET(SMALL
                      ) DEBUG PRINT(.\Mod2.lst) OBJECT(.\Mod2.obj) EP

LOC  OBJ            LINE     SOURCE

0000                   1             ORG 0000H       ;TIME 99S
0000 02000E            2             LJMP mod2
000B                   3             ORG 000BH
000B 02004E            4             LJMP time2
000E 758160            5     MOD2:   MOV SP,#60H
0011 753009            6             MOV 30H,#09H    ;GE
0014 753109            7             MOV 31H,#09H    ;SHI
0017 7F10              8             MOV R7,#10H
0019 758901            9             MOV TMOD,#01H
001C 758CBD           10             MOV TH0,#0BDH
001F 758AC0           11             MOV TL0,#0C0H
0022 C28C             12             CLR TR0
0024 D2A9             13             setb et0
0026 20B604           14     disp:   JB P3.6,disp1
0029 D28C             15             setb tr0
002B D2AF             16             setb ea
002D E530             17     disp1:  MOV A,30H               ;GE BIT
002F 900078           18             MOV DPTR,#TAB
0032 93               19             MOVC A,@A+DPTR
0033 F580             20             MOV P0,A
0035 C2A7             21             CLR P2.7
0037 1173             22             ACALL DELAY2
0039 D2A7             23             SETB P2.7
003B E531             24             MOV A,31H               ;SI BIT
003D 900078           25             MOV DPTR,#TAB
0040 93               26             MOVC A,@A+DPTR
0041 F580             27             MOV P0,A
0043 C2A6             28             CLR P2.6
0045 1173             29             ACALL DELAY2
0047 D2A6             30             SETB P2.6
0049 758000           31             MOV P0,#00H
004C 80D8             32             JMP disp
004E DF22             33     TIME2:  DJNZ R7,EXIT    ;<1S EXIT
0050 758CBD           34             MOV TH0,#0BDH   ;=1S,RE SET
0053 758AC0           35             MOV TL0,#0C0H
0056 7F10             36             MOV R7,#10H
0058 C3               37             clr c
0059 E530             38             mov a,30H
005B 9401             39             subb a,#01h
005D F530             40             mov 30H,a
005F B4FF10           41             CJNE A,#0ffH,exit
0062 C3               42     L1:     clr c
0063 753009           43             MOV 30H,#09H
0066 E531             44             mov a,31H
0068 9401             45             subb a,#01h
006A F531             46             mov 31H,a
006C B4FF03           47             CJNE A,#0ffH,exit
006F 753109           48             MOV 31H,#09H
0072 32               49     EXIT:   RETI
0073 7EFF             50     DELAY2: MOV R6,#0FFH
0075 DEFE             51             DJNZ R6,$
0077 22               52             RET
0078 CF035D5B         53     TAB:    db 0cfh,03h,5dh,5bh,93h,0dah,0deh,43h,0dfh,0dbh
007C 93DADE43                
0080 DFDB                    
                      54     end
A51 MACRO ASSEMBLER  MOD2                                                                 01/29/2007 10:29:20 PAGE     2

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


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

DELAY2 . . . . . .  C ADDR   0073H   A   
DISP . . . . . . .  C ADDR   0026H   A   
DISP1. . . . . . .  C ADDR   002DH   A   
EA . . . . . . . .  B ADDR   00A8H.7 A   
ET0. . . . . . . .  B ADDR   00A8H.1 A   
EXIT . . . . . . .  C ADDR   0072H   A   
L1 . . . . . . . .  C ADDR   0062H   A   
MOD2 . . . . . . .  C ADDR   000EH   A   
P0 . . . . . . . .  D ADDR   0080H   A   
P2 . . . . . . . .  D ADDR   00A0H   A   
P3 . . . . . . . .  D ADDR   00B0H   A   
SP . . . . . . . .  D ADDR   0081H   A   
TAB. . . . . . . .  C ADDR   0078H   A   
TH0. . . . . . . .  D ADDR   008CH   A   
TIME2. . . . . . .  C ADDR   004EH   A   
TL0. . . . . . . .  D ADDR   008AH   A   
TMOD . . . . . . .  D ADDR   0089H   A   
TR0. . . . . . . .  B ADDR   0088H.4 A   


REGISTER BANK(S) USED: 0 


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