On Tue, Oct 01, 2013 at 04:30:56PM +0300, a.glowing.pear@gmail.com wrote:
> > Note that the newer PIC16F1xxx ("Enhanced
> > Midrange") series has a faster bank switching then the older PIC16.
> > One single instruktion instead of 2 (on the old 4 bank models).
> True, the Enhanced Midrange PICs are really flexible in their=20
> bankswitching, but it sill has to be done. I've always found it a bit=20
> frustrating that SFR for a particular module do not fall in the same=20
> bank. For example, if reading LATx and regular switching of it's=20
> direction has to be done, you do need to switch banks.

True. My normal mode of operation is to default to Bank 0 and only switch
when the targer is in another bank. If I need extended access between two
banks, instead of switching back and forth, I use one of the two FSR/INDF
pairs in the enhanced architecture to point to the second bank.

BAJ
--=20
Byron A. Jeff
Chair: Department of Computer Science and Information Technology
College of Information and Mathematical Sciences
Clayton State University
http://faculty.clayton.edu/bjeff
--=20
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