On Thu, Mar 07, 2002 at 10:44:44AM -0000, Peter Onion wrote:
> On 06-Mar-02 Tony Nixon wrote:
> >
> > The only diference, will be ROM/EEPROM size.
> >
> > Also, take note of the LVP pin, RB3. Keep it LOW while programming.
>
> I don't believe RB3 needs to be controled if you are using
> traditional "high voltage" programing method.

There has been at least one errata sheet published by Microchip that indicates
that on some silicon revisions that a floating LVP pin can cause the chip to
screw up going into programming mode, even when programming in HVP mode.

It's always best to ground RB3/LVP when programming.

>
> If you are using "low voltage" programing then of course RB3 must be controled

Of course.

BAJ

--
http://www.piclist.com hint: To leave the PICList
mailto:piclist-unsubscribe-request@mitvma.mit.edu