> Van: John Payson <supercat@CIRCAD.COM>
> Aan: PICLIST@MITVMA.MIT.EDU
> Onderwerp: Re: [SOT] Copy Protection; Reverse engineering vs Theft
> Datum: maandag 3 mei 1999 18:37
>
> Although I don't know the specifics of the PICs' "factory test" area, I
> would suspect that there's at least one bit in there that Microchip could
> burn on OTP's and leave blank on UV devices.  If Microchip were to do
this
> and document it, it would allow programming devices to avoid destroying
> window parts (when burning older PICmicro OTP's, it would be necessary to
> override the feature, but that shouldn't be a problem).

Something TOTALLY different:  We've got fusable Code-protect bits.  That
will dis-allow the code to be read.  Why can't they introduce a
"Code-protect disable bit" ?  It would enable JW-part users to disable the
Code-protect bit, thus NOT keeping them on their toes when programming such
a part.

Greetz,
  Rudy Wieser