Re: Transwarp GS question - Technical

["Bryan Parkoff" <bryan.nospam.parkoff@nospam.com>]

    It is the fact that firmware measures the speed between 7 MHz and 16
MHz.  Older version of firmware does not support faster speed that can
measure the wrong speed before it gives you an error message.  It would be
best to use latest version of firmware so it will prevent the error message.

-- 
Bryan Parkoff
"Mark Frischknecht" <technerd_99@yahoo.com> wrote in message
8676e033.0405281348.254a77@posting.google.com">news:8676e033.0405281348.254a77@posting.google.com...
> <snip>
> > Ok, have it working sort of. I can hold option on startup,
> > press enter to leave control panel and it boots up. I can
> > live with that. The EEprom is holding the config, and the
> > cache seems to be ok. I do plan to try 70, 100, and 120ns
> > after the holiday. Jameco carries them all if anyone is
> > looking. I still would like to know what these errors are,
> > so if there are any tech reps from the A2 days who knows,
> > I would appreciate it. Also if there is software and you
> > know where I can get it, I'd like that too. Also a copy
> > of the manual. I don't want much eh???  :o)
> </snip>
>
> Ok i was researching the TWGS speeds online fron these sites:
>
http://www.apple2.org.za/mirrors/ground.icaen.uiowa.edu/MiscInfo/Misc/upgradetwgs
> http://www.apple2.org/TWGS/TWGS32K.html
> It says the Gal version doesnt matter when your TWGS is over
> 7mhz. By the way if your osc is 32mhz you just divide by 4 to
> get the TWGS speed. Ie your speed is 8 mhz.
>
> Cut from upgrate twgs site
> *******
> Version 1.5 ROMs do have one quirk: at speeds faster than 8MHz, the
> speed self-test reports false error messages.  You can ignore these
> error messages.
> *******
>
> Site also says you can keep the stock 45ns ram up to 12 mhz any
> faster you need to change it.