test.lst

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A51 MACRO ASSEMBLER  TEST                                                                 07/22/2008 01:02:53 PAGE     1


MACRO ASSEMBLER A51 V8.00
OBJECT MODULE PLACED IN ..\..\TEST.obj
ASSEMBLER INVOKED BY: C:\Keil\C51\BIN\A51.EXE TEST.ASM SET(SMALL) DEBUG OBJECT(..\..\TEST.obj) EP

LOC  OBJ            LINE     SOURCE

  00A7                 1        LCD_RS       EQU     P2.7
  00A6                 2             LCD_RW  EQU     P2.6
  00A5                 3             LCD_EN  EQU     P2.5
                       4        
0000                   5        org 0000h
                       6     
0000 0102              7        ajmp main
0002                   8        MAIN:
0002 1182              9             CALL    DELAY15MS
0004 7438             10             MOV     A,      #38H
0006 1151             11             CALL    WCOM
0008 1179             12             CALL    DELAY5MS
000A 7438             13             MOV     A,      #38H
000C 1151             14             CALL    WCOM
000E 1182             15             CALL    DELAY15MS
0010 7438             16             MOV     A,      #38H
0012 115F             17             CALL    CHECK_BUSY
0014 7438             18             MOV     A,      #38H
0016 1151             19             CALL    WCOM
0018 115F             20             CALL    CHECK_BUSY
001A 7408             21             MOV     A,      #08H
001C 1151             22             CALL    WCOM
001E 115F             23             CALL    CHECK_BUSY
0020 7401             24             MOV     A,      #01H
0022 1151             25             CALL    WCOM
0024 115F             26             CALL    CHECK_BUSY
0026 7406             27             MOV     A,      #06H
0028 1151             28             CALL    WCOM
002A 115F             29             CALL    CHECK_BUSY      
002C 740C             30             MOV     A,      #0CH
002E 1151             31             CALL    WCOM
0030 115F             32        CALL CHECK_BUSY      
0032 7480             33     AA:  MOV A,#80H
0034 1151             34             CALL    WCOM
0036 115F             35             CALL    CHECK_BUSY
0038 7435             36             MOV A,#35H
003A 1143             37             CALL  WDATA
003C 115F             38                     CALL    CHECK_BUSY
003E 75B00F           39                     MOV P3,#0FH
0041 0132             40     AJMP    AA
                      41     
                      42     
                      43     
                      44     
0043                  45     WDATA:
0043 F590             46             MOV     P1,     A
0045 D2A7             47             SETB    LCD_RS
0047 C2A6             48             CLR     LCD_RW
0049 D2A5             49             SETB    LCD_EN
004B 118B             50             CALL    DELAY1MS
004D C2A5             51             CLR     LCD_EN
004F 00               52             NOP
0050 22               53             RET
                      54     
                      55     
0051                  56     WCOM:
0051 F590             57             MOV     P1,     A
0053 C2A7             58             CLR     LCD_RS
A51 MACRO ASSEMBLER  TEST                                                                 07/22/2008 01:02:53 PAGE     2

0055 C2A6             59             CLR     LCD_RW
0057 D2A5             60             SETB    LCD_EN
0059 118B             61             CALL    DELAY1MS
005B C2A5             62             CLR     LCD_EN
005D 00               63             NOP
005E 22               64             RET
                      65     
                      66     
                      67     
005F                  68     CHECK_BUSY:
005F 22               69             RET
0060 C0E0             70             PUSH    ACC
0062 7590FF           71             MOV     P1,     #0FFH
0065 C2A7             72             CLR     LCD_RS
0067 D2A6             73             SETB    LCD_RW
0069 D2A5             74             SETB    LCD_EN
006B 00               75             NOP
006C                  76      WAIT1:
006C E590             77             MOV     A,      P1
006E 5480             78             ANL     A,      #80H
0070 6002             79             JZ      WAIT2
0072 80F8             80             JMP     WAIT1
0074                  81     WAIT2:
0074 C2A5             82             CLR     LCD_EN
0076 D0E0             83             POP     ACC
0078 22               84             RET
                      85     
                      86     
0079                  87     DELAY5MS:
0079 7F0A             88             MOV     R7,     #10
007B 7EFA             89     LOOP:   MOV     R6,     #250
007D DEFE             90             DJNZ    R6,     $       
007F DFFA             91             DJNZ    R7,     LOOP
0081 22               92             RET
                      93     
                      94     
0082                  95     DELAY15MS:
0082 7F1E             96             MOV     R7,     #30
0084 7EFA             97     LOOP1:  MOV     R6,     #250
0086 DEFE             98             DJNZ    R6,     $       
0088 DFFA             99             DJNZ    R7,     LOOP1
008A 22              100             RET
                     101     
008B                 102     DELAY1MS:
008B 7F02            103             MOV     R7,     #2
008D 7EFA            104     LOOP2:  MOV     R6,     #250
008F DEFE            105             DJNZ    R6,     $       
0091 DFFA            106             DJNZ    R7,     LOOP2
0093 22              107             RET
                     108             END
A51 MACRO ASSEMBLER  TEST                                                                 07/22/2008 01:02:53 PAGE     3

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


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

AA . . . . . . . .  C ADDR   0032H   A   
ACC. . . . . . . .  D ADDR   00E0H   A   
CHECK_BUSY . . . .  C ADDR   005FH   A   
DELAY15MS. . . . .  C ADDR   0082H   A   
DELAY1MS . . . . .  C ADDR   008BH   A   
DELAY5MS . . . . .  C ADDR   0079H   A   
LCD_EN . . . . . .  B ADDR   00A0H.5 A   
LCD_RS . . . . . .  B ADDR   00A0H.7 A   
LCD_RW . . . . . .  B ADDR   00A0H.6 A   
LOOP . . . . . . .  C ADDR   007BH   A   
LOOP1. . . . . . .  C ADDR   0084H   A   
LOOP2. . . . . . .  C ADDR   008DH   A   
MAIN . . . . . . .  C ADDR   0002H   A   
P1 . . . . . . . .  D ADDR   0090H   A   
P2 . . . . . . . .  D ADDR   00A0H   A   
P3 . . . . . . . .  D ADDR   00B0H   A   
WAIT1. . . . . . .  C ADDR   006CH   A   
WAIT2. . . . . . .  C ADDR   0074H   A   
WCOM . . . . . . .  C ADDR   0051H   A   
WDATA. . . . . . .  C ADDR   0043H   A   


REGISTER BANK(S) USED: 0 


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