jnb.lst

4个按键判断指令防真实验 4个按键判断指令防真实验

A51 MACRO ASSEMBLER  JNB                                                                  09/01/2006 22:11:31 PAGE     1


MACRO ASSEMBLER A51 V7.10
OBJECT MODULE PLACED IN JNB.OBJ
ASSEMBLER INVOKED BY: D:\Keil_C51\C51\BIN\A51.EXE JNB.ASM SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

0000                   1          ORG  0000H
0000 02001C            2          LJMP MAIN
001C                   3          ORG  001CH
001C 30B215            4     MAIN:JNB P3.2,L1
001F 120090            5          LCALL DELAY
0022 30B327            6          JNB P3.3,L2
0025 120090            7          LCALL DELAY
0028 30B435            8              JNB P3.4,L3
002B 120090            9              LCALL DELAY
002E 30B545           10              JNB P3.5,L4
0031 02001C           11              LJMP MAIN
0034 759000           12     L1:  MOV P1,#00H
0037 120090           13          LCALL DELAY
003A 7590FF           14              MOV P1,#0FFH
003D 120090           15              LCALL DELAY
0040 30B309           16              JNB P3.3,L2
0043 30B41A           17              JNB P3.4,L3
0046 30B52D           18              JNB P3.5,L4
0049 020034           19              LJMP L1
004C 74FE             20     L2:  MOV A,#0FEH
004E F590             21     SS:  MOV P1,A
0050 120090           22              LCALL DELAY
0053 30B2DE           23              JNB P3.2,L1
0056 30B407           24              JNB P3.4,L3
0059 30B51A           25              JNB P3.5,L4
005C 23               26              RL A
005D 02004E           27              LJMP SS
0060 7401             28     L3:  MOV A,#01H
0062 D3               29          SETB C
0063 F590             30     DD:  MOV P1,A         
0065 120090           31              LCALL DELAY
0068 30B2C9           32              JNB P3.2,L1
006B 30B3DE           33          JNB P3.3,L2
006E 30B505           34              JNB P3.5,L4     
0071 33               35              RLC A
0072 B3               36              CPL C
0073 020063           37              LJMP DD
0076 7530FF           38     L4:  MOV 30H,#0FFH
0079 7830             39          MOV R0,#30H
007B 7455             40              MOV A,#55H
007D 56               41              ANL A,@R0
007E F590             42     EE:      MOV P1,A
0080 120090           43              LCALL DELAY
0083 30B2AE           44              JNB P3.2,L1
0086 30B3C3           45          JNB P3.3,L2
0089 30B4D4           46              JNB P3.4,L3
008C 23               47              RL A
008D 02007E           48              LJMP EE
0090 79FF             49     DELAY: MOV R1,#255
0092 7AFF             50         QQ:MOV R2,#255
0094 DAFE             51                DJNZ R2,$
0096 D9FA             52                DJNZ R1,QQ
0098 22               53             RET
                      54             END
                                  
                                 
                                   
A51 MACRO ASSEMBLER  JNB                                                                  09/01/2006 22:11:31 PAGE     2

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


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

DD . . . . . . . .  C ADDR   0063H   A   
DELAY. . . . . . .  C ADDR   0090H   A   
EE . . . . . . . .  C ADDR   007EH   A   
L1 . . . . . . . .  C ADDR   0034H   A   
L2 . . . . . . . .  C ADDR   004CH   A   
L3 . . . . . . . .  C ADDR   0060H   A   
L4 . . . . . . . .  C ADDR   0076H   A   
MAIN . . . . . . .  C ADDR   001CH   A   
P1 . . . . . . . .  D ADDR   0090H   A   
P3 . . . . . . . .  D ADDR   00B0H   A   
QQ . . . . . . . .  C ADDR   0092H   A   
SS . . . . . . . .  C ADDR   004EH   A   


REGISTER BANK(S) USED: 0 


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