Speaking of silicon bugs...  Anyone know the URL for errata on the
Microchip website? I've had very poor luck finding anything like that.

Harold


On Wed, 21 Feb 2001 13:13:58 +0100 =?Iso-8859-1?Q?K=FCbek_Tony?=
<tony.kubek@FLINTAB.COM> writes:
> Hi,
>
> Andrej wrote:
> >Hi Tony,
> >
> >on HiTech PicC18 repotred bugs page:
> >
> >NOP instructions have been inserted after TBLRD instructions. This
> has
> fixed
> >a reported problem with TBLRD instructions in silicon. This
> phenomenom is
> >undocumented and does not appear to occur under emulation. Until
> this
> matter
> >can be resolved NOP instructions will be placed after TBLRD
> instruction by
> >the code generator.
> >
> >Try to put NOP's after TBLRD.
> >
> >Andrej
>
> THANK YOU, THANK YOU, THANK YOU.... :)
>
> That did it, even managed to get the isr to fire at the
> same location ( after adding a few nop's ) and it seems
> to work now.
>
> BTW the statement 'does not appear to occur under emulation'
> is incorrect, I found it during emulation with ICE2000 and
> PCM18XA0. However a very 'picky' bug as it seems to require
> several factors at the same time.
>
> Makes me wonder though, how many more bug's ( that are not
> caused be me :-) ) are still there....hmmmm..
>
> I think this was the first undocumented ( at least to my knowledge )
> 'silicon' bug I've encountered. But found two in mplab during the
> last
> month.
>
> How many left ? any guesses ?
>
> Did I say thank you ?
>
> /Tony
>
>
>
>
>
>
> Tony K|bek, Flintab AB
> 222222222222222222222222222222222222222222222222222222222222
> E-mail: tony.kubek@flintab.com
> 222222222222222222222222222222222222222222222222222222222222
>
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