Re: Speeding up aTransWarp IIGS

[Mike Tulloch <mtulloch@no_spam.fit.edu>]

Yup, that's it! You're dead on. BTW if there's a min order for any of 
the components I'd be interested in snagging some myself.

~Mike

Giorgio Ungarelli wrote:
> Hi,
>
> I have a TransWarp IIGS with the 32K cache.  Its ROM is V1.8S and it
> is running at the standard 7MHz speed (at least that is what one CPU
> test program is giving me under ProDOS).  I have read that it is
> possible to speed this card up even further.
>
> Am I right in assuming that the only two items I need to purchase and
> replace on this TransWarp IIGS card are:
>
> ECS HALF SIZE CRYSTAL CLOCK OSCILLATOR dip-8 5v 64.0 mhz
> ECS-2100A-64.0MHZ from http://www.mouser.com
>
> and
>
> W65C816S8PL-14 CPU from http://www.westerndesigncenter.com
>
> With the two changes above, I should end up with a 16MHz TransWarp
> IIGS, right?
>
> If I purchase the 50MHz half size oscillator instead of the 64MHz
> oscillator (just to be on the safe side), then the TransWarp card
> should run at 12.5 MHz.
>
> If I am missing some information (or even if the above is correct),
> could somebody please confirm?
>
>
> Thanks,
>
> Giorgio