Mailist to discuss all issues regarding the Digitech GSP-2101 Guitar FX Processor

Ooooops.  Ignore my previous post.  Since your display reads 3.00.00.a, the 
crystal upgrade has already been done.  don't do anything.

At 10:31 PM 11/17/2004 +0000, you wrote:

>Hi,
>   Didn't even see the DSP crystal at first.It's hiding under the
>   Expansion board.The Zilog mcu reads:
>
>                 z8018010vsc
>                 zi80  mpu
>                 9407     6n
>   Don't know if this is upgradeable.Is it a common part or native
>   to Digitech?Funny...the upgrade chips read v3.00 but on boot it
>   displays ver. 3.00.00a.My knowledge of this stuff is pretty basic.
>   It's just that it seems that it's...well...slow.Nevermind using
>   the FC to change multiple parameters being slow,but even with no
>   effects(not bypassed)it "feels" a TINY bit slow.I thought I was
>   imagining it until a friend of mine,who is a faster more technical
>   player than myself,tried it for the first time,played some stuff
>   and said "Is there a delay on this or something?".Don't get me
>   wrong.I love this unit...more than later versions on the merits
>   of it's interface,crazy routing and control options,etc.Thanks
>   for your response,Mark!
>                   Paul
>
>
>--- In gsp-2101@yahoogroups.com, "Mark" <mark@w...> wrote:
> >
> > Which crystal the DSP one or the Zilog? I would leave them, the 10
> > MHz Zilog models have a 20 MHz crystal (they divide by 2
>internally).
> > There are also timer and interrupt issues that are in the
>firmware,
> > so if it aint broke don't fix it! Absolutely DO NOT change the DSP
> > crystal speed!
> >
> > Only the older Zilog mcu can be upgraded to higher speed, but also
> > involves a firmware change (to adjust for timers and etc having a
> > different clock speed)
> >
> > Just my 2 cents since I do embedded work for a living.
> >
> > --- In gsp-2101@yahoogroups.com, "paulscary1" <PAULSCARY@M...>
>wrote:
> > >
> > > Hi,
> > >   I was wondering,can you change the crystal and make the 2101
> > > faster?I bet there's more to it than that but whado I know?:)
> > > Thanks for reading!
> > >                     Paul
>
>
>
>
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