7219.lst

这是一款LED驱动IC

A51 MACRO ASSEMBLER  7219                                                                 11/19/2000 12:14:56 PAGE     1


MACRO ASSEMBLER A51 V7.01
OBJECT MODULE PLACED IN 7219.OBJ
ASSEMBLER INVOKED BY: C:\Keil\C51\BIN\A51.EXE 7219.ASM SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

  0090                 1     DIN  EQU P1.0
  0091                 2     CLK  EQU P1.1
  0092                 3     LOAD EQU P1.2
                       4     
0000                   5     org    0000H
0000 020003            6     LJMP   START
                       7     
0003                   8     START:
0003 780C              9         MOV R0,#0CH
0005 120084           10         LCALL Send_Data
0008 7801             11         MOV R0,#01H
000A 120084           12         LCALL Send_Data
000D D292             13         SETB LOAD
000F 00               14         NOP
0010 00               15         NOP
0011 780B             16         MOV R0,#0BH
0013 120084           17         LCALL Send_Data
0016 7803             18         MOV R0,#03H
0018 120084           19         LCALL Send_Data
001B D292             20         SETB LOAD
001D 00               21         NOP
001E 00               22         NOP
001F 780A             23         MOV R0,#0AH
0021 120084           24         LCALL Send_Data
0024 7805             25         MOV R0,#05H
0026 120084           26         LCALL Send_Data
0029 D292             27         SETB LOAD
002B 00               28         NOP
002C 00               29         NOP
002D 7809             30         MOV R0,#09H
002F 120084           31         LCALL Send_Data
0032 7800             32         MOV R0,#00H
0034 120084           33         LCALL Send_Data
0037 D292             34         SETB LOAD
0039 00               35         NOP
003A 00               36         NOP
003B 7B01             37         MOV R3,#01H
003D                  38     RESTART:
                      39     
003D 7801             40         MOV R0,#01H
003F 120084           41         LCALL Send_Data
0042 7870             42         MOV R0,#70H
0044 120084           43         LCALL Send_Data
0047 D292             44         SETB LOAD
0049 00               45         NOP
004A 00               46         NOP
004B 12009D           47         LCALL Delay
                      48     
004E 7802             49         MOV R0,#02H
0050 120084           50         LCALL Send_Data
0053 786D             51         MOV R0,#6DH
0055 120084           52         LCALL Send_Data
0058 D292             53         SETB LOAD
005A 00               54         NOP
005B 00               55         NOP
005C 12009D           56         LCALL Delay
                      57     
                      58          
A51 MACRO ASSEMBLER  7219                                                                 11/19/2000 12:14:56 PAGE     2

005F 7804             59         MOV R0,#04H
0061 120084           60         LCALL Send_Data
0064 785B             61         MOV R0,#5BH
0066 120084           62         LCALL Send_Data
0069 D292             63         SETB LOAD
006B 00               64         NOP
006C 00               65         NOP
006D 12009D           66         LCALL Delay
                      67     
0070 7803             68         MOV R0,#03H
0072 120084           69         LCALL Send_Data
0075 785F             70         MOV R0,#5FH
0077 120084           71         LCALL Send_Data
007A D292             72         SETB LOAD
007C 00               73         NOP
007D 00               74         NOP
007E 12009D           75         LCALL Delay
0081 02003D           76         LJMP RESTART
                      77     
                      78     
0084                  79     Send_Data:
0084 7908             80         MOV R1,#08H
0086 E8               81         MOV A,R0
0087 C292             82         CLR LOAD
0089 33               83     LP0:RLC A
008A C291             84         CLR CLK
008C 5005             85         JNC LB0
008E D290             86         SETB DIN
0090 020096           87         LJMP LP8
0093 C290             88     LB0:CLR  DIN
0095 00               89         NOP
0096 D291             90     LP8:SETB CLK
0098 D9EF             91         DJNZ R1,LP0
009A C291             92         CLR CLK
009C 22               93         RET
                      94     
009D                  95     Delay:
009D 7BFF             96         MOV R3,#0FFH
009F 7AFF             97     LP7:MOV R2,#0FFH
00A1 00               98     LP6:NOP
00A2 00               99         NOP
00A3 00              100         NOP
00A4 00              101         NOP
00A5 00              102         nop
00A6 00              103         nop
00A7 00              104         nop
00A8 DAF7            105         DJNZ R2,LP6
00AA DBF3            106         DJNZ R3,LP7
00AC 22              107         RET
                     108         END
                             
A51 MACRO ASSEMBLER  7219                                                                 11/19/2000 12:14:56 PAGE     3

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


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

CLK. . . . . . . .  B ADDR   0090H.1 A   
DELAY. . . . . . .  C ADDR   009DH   A   
DIN. . . . . . . .  B ADDR   0090H.0 A   
LB0. . . . . . . .  C ADDR   0093H   A   
LOAD . . . . . . .  B ADDR   0090H.2 A   
LP0. . . . . . . .  C ADDR   0089H   A   
LP6. . . . . . . .  C ADDR   00A1H   A   
LP7. . . . . . . .  C ADDR   009FH   A   
LP8. . . . . . . .  C ADDR   0096H   A   
P1 . . . . . . . .  D ADDR   0090H   A   
RESTART. . . . . .  C ADDR   003DH   A   
SEND_DATA. . . . .  C ADDR   0084H   A   
START. . . . . . .  C ADDR   0003H   A   


REGISTER BANK(S) USED: 0 


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