On Thu, 19 Feb 1998 23:08:15 -0800 Andrew Warren <fastfwd@IX.NETCOM.COM>
writes:
>James Tilley <PICLIST@MITVMA.MIT.EDU> wrote:
>
>> I am trying to set a specific bit on portb, and I wanted to do this
>> by using a variable and the bsf function. Problem is, the bsf
>> function evaluates the variable as the literal file register
>> address. Is there a way to do this aside from writing to the whole
>> of portb? Like some compiler directive to evaluate the contents of
>> the file register instead of its address?
>
>    No; the BSF and BCF instructions take two literal operands.
>


        Although you should be able to point FSR at the port, then do a
BSF or BCF on INDF, right?

Harold

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