Looking at the banksel command syntax, it is banksel <label>
I would think it is taking the 1 as a variable address and generating a
switch to bank 0 command
so you can access location 0x001

regards,

Bob Bullock

At 12:59 PM 8/30/2002 +1000, you wrote:
>David Duffy wrote:
>
> > I've done a dozen or so F628 projects so far. CMCON bit me too!
> > Regards...
>
>
>Thank you David and everyone else who helped.
>I found the "bug" but not real happy about what it
>was... I have put the code below.
>
>----------------------------------------------
>This code DOES NOT work, sympoms are same as CMCON not
>set properly:
>
>         IFDEF  __16F628
>
>                 banksel 0               ;
>                 movlw b'00000111'       ; disable comparators
>                 movwf CMCON             ;
>
>                 clrf T1CON              ; disable timer1
>                 clrf T2CON              ; disable timer2
>                 clrf CCP1CON            ; disable CCP module
>
>                 banksel 1               ; do bank 1 stuff
>                 clrf VRCON              ; disable Vref
>                 clrf PIE1               ; disable pi etc
>                 banksel 0               ;
>         ENDIF
>
>----------------------------------------------
>This code works!!!
>
>         IFDEF  __16F628
>
>                 banksel 0               ;
>                 clrf T1CON              ; disable timer1
>                 clrf T2CON              ; disable timer2
>                 clrf CCP1CON            ; disable CCP module
>
>                 banksel 1               ; do bank 1 stuff
>                 clrf VRCON              ; disable Vref
>                 clrf PIE1               ; disable pi etc
>                 banksel 0               ;
>
>                 movlw b'00000111'       ; disable comparators
>                 movwf CMCON             ;
>         ENDIF
>----------------------------------------------
>
>I fiddled with it a bit, and it only seems to do the
>"movwf CMCON" if it occurs AFTER the VRCON/PIE pair!!!!
>
>Is there a known F628 bug where CMCON has to be done
>AFTER clearing VRCON or PIE1 registers?? Or is this
>some freaky MPASM fault with the IFDEF directives??
>
>Or am I so completely stupid that I have no idea what
>i've done wrong?? :o)
>-Roman
>
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