>     Well I4ve found FSR and INDF, but that can solve half my problem...
with
> this I can select porta, portb or portc easily, but what about bits, how
can
> I choose between them?

You need to spend some time learning the instruction set and how to use it.
There are lots of ways of "selecting" a bit.  One way is to rotate the byte
until the desired bit ends up in C.


*****************************************************************
Olin Lathrop, embedded systems consultant in Devens Massachusetts
(978) 772-3129, olin@embedinc.com, http://www.embedinc.com

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