Philip Restuccia wrote:
>
> > Does anyone know where in the US I can get the chip to upgrade the
> > Picstart plus? Also does anyone know the protocol to communicate with
> > the Picstart plus? I would like to use it on my Linux System.
> >
> > --
> > Neil Cherry
> >
>
> Neil:
>
> Digi-Key has just started offering the 17C44 required to upgrade the Picstart
>  Plus.
>
> Digi-Key
> 1-800-DIGI-KEY (1-800-344-4539)
> 1-218-681-3380 FAX
> http://www.digikey.com
>
> Catalog 973B May-June 1997 Pg 110:
>
> PIC17C44/JW-ND   21.06
> PIC17C44-16/P-ND 13.13
> PIC17C44-16/L-ND 13.58
> PIC17C44-25/P-ND 13.15  <-- I think this is the one for the Picstart Plus
> PIC17C44-25/L-ND 14.48
> PIC17C44-33/P-ND 15.03
> PIC17C44-33/L-ND 15.48
>
> Hope this helps.
>
>         Philip Restuccia
>         philip.restuccia@peri.com

An Idea...
I bought 2 17C44 JW chips.  This allows me to reuse chips instead of
throwing OTPs away.  I have only updated the picstart once, but seems to
work just fine...
Rob Tracy
rtracy@midwest.net