Marco,
thanks, very interesting

salve
renzo

At 12.12 06/09/06, you wrote:


>Renzo,
>some differences between 16F84 and 16F628 are descibed also in this tutorial:
>
>http://www.amqrp.org/elmer160/lessons/index.html
>
>
>--> (see page 9 of APPENDIX "A")
>
>
>ciao
>Marco
>
>
>---------- Initial Header -----------
>
> >From      : piclist-bounces@mit.edu
>To          : piclist@mit.edu
>Cc          :
>Date      : Mon, 04 Sep 2006 14:31:59 +0200
>Subject : [PIC] 16f84a vs 16f628a
>
>
>
>
>
>
>
> > I have a circuit, mainly a counter, with Led display driven by a
> > 16F84a that runs perfectly.
> > I changed the chip with a 16F628A , no change in the circuit I only
> > replaced in the program the RAM beginning with 20h instead of 0Ch and
> > of course processor and include file..
> > Now to start I have to momentary ground Rb0 and Rb4 never change.
> >
> > There are any other replacement to do? There is some article that
> > deal with this problem?
> > Thanks
> > Renzo Giurini
> >
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