Conditional default config's

[Darrel Taylor]

Bert,

Comment out the default configs in the .inc file like normal.

;****************************************************************
;*  18F4520.INC                                                 *
;*                                                              *
;*  By        : Leonard Zerman, Jeff Schmoyer                   *
;*  Notice    : Copyright (c) 2010 microEngineering Labs, Inc.  *
;*              All Rights Reserved                             *
;*  Date      : 05/21/10                                        *
;*  Version   : 2.60a                                           *
;*  Notes     :                                                 *
;****************************************************************
        NOLIST
    ifdef PM_USED
        LIST
        "Error: PM does not support this device.  Use MPASM."
        NOLIST
    else
        LIST
        LIST p = 18F4520, r = dec, w = -311, w = -230, f = inhx32
        INCLUDE "P18F4520.INC"   ; MPASM  Header
;        __CONFIG    _CONFIG1H, _OSC_HS_1H & _FCMEN_OFF_1H & _IESO_OFF_1H
;        __CONFIG    _CONFIG2H, _WDT_ON_2H & _WDTPS_512_2H
;        __CONFIG    _CONFIG3H, _CCP2MX_PORTC_3H & _PBADEN_OFF_3H & _LPT1OSC_OFF_3H & _MCLRE_ON_3H
;        __CONFIG    _CONFIG4L,  _STVREN_ON_4L & _LVP_OFF_4L & _XINST_OFF_4L
        NOLIST
    endif
        LIST
EEPROM_START EQU 0F00000h
BLOCK_SIZE EQU 32

Copy the defaults or create your own in a .cfg file like this ...

18F4520.cfg

ASM
  ifndef CONFIGOVERRIDE
    __CONFIG    _CONFIG1H, _OSC_HS_1H & _FCMEN_OFF_1H & _IESO_OFF_1H
    __CONFIG    _CONFIG2H, _WDT_ON_2H & _WDTPS_512_2H
    __CONFIG    _CONFIG3H, _CCP2MX_PORTC_3H & _PBADEN_OFF_3H & _LPT1OSC_OFF_3H & _MCLRE_ON_3H
    __CONFIG    _CONFIG4L,  _STVREN_ON_4L & _LVP_OFF_4L & _XINST_OFF_4L
  endif
ENDASM

INCLUDE that file from the .bas file

'****************************************************************
'*  18F4520.BAS                                                 *
'*                                                              *
'*  By        : Leonard Zerman, Jeff Schmoyer                   *
'*  Notice    : Copyright (c) 2004 microEngineering Labs, Inc.  *
'*              All Rights Reserved                             *
'*  Date      : 12/29/04                                        *
'*  Version   : 2.46                                            *
'*  Notes     :                                                 *
'****************************************************************
BANKA   $0000, $007F
BANK0   $0080, $00FF
BANK1   $0100, $01FF
BANK2   $0200, $02FF
BANK3   $0300, $03FF
BANK4   $0400, $04FF
BANK5   $0500, $05FF
'EEPROM  $F00000, $F000FF
LIBRARY "PBPPIC18"
        include "PIC18EXT.BAS"
PORTL   VAR     PORTB
PORTH   VAR     PORTC
TRISL   VAR     TRISB
TRISH   VAR     TRISC
        include "PBPPIC18.RAM"
        include "18F4520.cfg"
'*----------------------* EOF 18F4520.BAS *---------------------*

Then in your main program, you can do what you wanted.

DEFINE CONFIGOVERRIDE
ASM
    __CONFIG    _CONFIG1H, _OSC_HS_1H & _FCMEN_OFF_1H & _IESO_OFF_1H
    __CONFIG    _CONFIG2H, _WDT_ON_2H & _WDTPS_512_2H
    __CONFIG    _CONFIG3H, _CCP2MX_PORTC_3H & _PBADEN_OFF_3H & _LPT1OSC_OFF_3H & _MCLRE_ON_3H
    __CONFIG    _CONFIG4L,  _STVREN_ON_4L & _LVP_OFF_4L & _XINST_OFF_4L
ENDASM

HTH,