startup.lst

c8051f310xmodembootloader.rar

                     148     
                     149     
                     150     
                     151     
                     152     
                     153     
                     154     
                     155                     NAME    ?C_STARTUP
                     156     
                     157     
                     158     ?C_C51STARTUP   SEGMENT   CODE
                     159     ?STACK          SEGMENT   IDATA
                     160     
----                 161                     RSEG    ?STACK
0000                 162                     DS      1
                     163     
                     164                     EXTRN CODE (?C_START)
                     165                     PUBLIC  ?C_STARTUP
                     166     
----                 167                     CSEG    AT      0
0000 020000   F      168     ?C_STARTUP:     LJMP    STARTUP1
                     169     
----                 170                     RSEG    ?C_C51STARTUP
                     171     
0000                 172     STARTUP1:
                     173     
                     174     
                     175     
                     176     
                     177     
                     178     
                     179     
                     180     
                     181     
                     182     
                     183     
                     184     IF IDATALEN <> 0
0000 787F            185                     MOV     R0,#IDATALEN - 1
0002 E4              186                     CLR     A
0003 F6              187     IDATALOOP:      MOV     @R0,A
0004 D8FD            188                     DJNZ    R0,IDATALOOP
                     189     ENDIF
                     190     
A51 MACRO ASSEMBLER  STARTUP                                                              02/05/2010 12:14:14 PAGE     4

                     191     IF XDATALEN <> 0
                                             MOV     DPTR,#XDATASTART
                                             MOV     R7,#LOW (XDATALEN)
                               IF (LOW (XDATALEN)) <> 0
                                             MOV     R6,#(HIGH (XDATALEN)) +1
                               ELSE
                                             MOV     R6,#HIGH (XDATALEN)
                               ENDIF
                                             CLR     A
                             XDATALOOP:      MOVX    @DPTR,A
                                             INC     DPTR
                                             DJNZ    R7,XDATALOOP
                                             DJNZ    R6,XDATALOOP
                             ENDIF
                     205     
                     206     IF PPAGEENABLE <> 0
                                             MOV     PPAGE_SFR,#PPAGE
                             ENDIF
                     209     
                     210     IF PDATALEN <> 0
                                             MOV     R0,#LOW (PDATASTART)
                                             MOV     R7,#LOW (PDATALEN)
                                             CLR     A
                             PDATALOOP:      MOVX    @R0,A
                                             INC     R0
                                             DJNZ    R7,PDATALOOP
                             ENDIF
                     218     
                     219     IF IBPSTACK <> 0
                             EXTRN DATA (?C_IBP)
                             
                                             MOV     ?C_IBP,#LOW IBPSTACKTOP
                             ENDIF
                     224     
                     225     IF XBPSTACK <> 0
                             EXTRN DATA (?C_XBP)
                             
                                             MOV     ?C_XBP,#HIGH XBPSTACKTOP
                                             MOV     ?C_XBP+1,#LOW XBPSTACKTOP
                             ENDIF
                     231     
                     232     IF PBPSTACK <> 0
                             EXTRN DATA (?C_PBP)
                                             MOV     ?C_PBP,#LOW PBPSTACKTOP
                             ENDIF
                     236     
                     237     
                     238     
                     239     
                     240     
                     241     
0006 758100   F      242                     MOV     SP,#?STACK-1
                     243     
                     244     
                     245     
                     246     
                     247     
                     248     
                     249     
                     250     
                     251     ; This code is required if you use L51_BANK.A51 with Banking Mode 4
                     252     ;<h> Code Banking
                     253     ; <q> Select Bank 0 for L51_BANK.A51 Mode 4
                     254     
                             
                             
A51 MACRO ASSEMBLER  STARTUP                                                              02/05/2010 12:14:14 PAGE     5

                                             
                             
                     259     ;</h>
0009 020000   F      260                     LJMP    ?C_START
                     261     
                     262                     END
A51 MACRO ASSEMBLER  STARTUP                                                              02/05/2010 12:14:14 PAGE     6

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


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

?C_C51STARTUP. . .  C SEG    000CH       REL=UNIT
?C_START . . . . .  C ADDR   -----       EXT
?C_STARTUP . . . .  C ADDR   0000H   A   
?STACK . . . . . .  I SEG    0001H       REL=UNIT
ACC. . . . . . . .  D ADDR   00E0H   A   
B. . . . . . . . .  D ADDR   00F0H   A   
DPH. . . . . . . .  D ADDR   0083H   A   
DPL. . . . . . . .  D ADDR   0082H   A   
IBPSTACK . . . . .  N NUMB   0000H   A   
IBPSTACKTOP. . . .  N NUMB   0100H   A   
IDATALEN . . . . .  N NUMB   0080H   A   
IDATALOOP. . . . .  C ADDR   0003H   R   SEG=?C_C51STARTUP
PBPSTACK . . . . .  N NUMB   0000H   A   
PBPSTACKTOP. . . .  N NUMB   0100H   A   
PDATALEN . . . . .  N NUMB   0000H   A   
PDATASTART . . . .  N NUMB   0000H   A   
PPAGE. . . . . . .  N NUMB   0000H   A   
PPAGEENABLE. . . .  N NUMB   0000H   A   
PPAGE_SFR. . . . .  D ADDR   00A0H   A   
SP . . . . . . . .  D ADDR   0081H   A   
STARTUP1 . . . . .  C ADDR   0000H   R   SEG=?C_C51STARTUP
XBPSTACK . . . . .  N NUMB   0000H   A   
XBPSTACKTOP. . . .  N NUMB   0000H   A   
XDATALEN . . . . .  N NUMB   0000H   A   
XDATASTART . . . .  N NUMB   0000H   A   


REGISTER BANK(S) USED: 0 


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