Re: 8MB GS RAM cards

[TWS <adoyson@nccn.net>]

Hey Rubywand,

Could you possibly email me a copy of the Focus CDEV?  Or perhaps it is
available for download somewhere?

I have a Focus Card, but no GS CDEV.

Sincerly,
Sandy

Rubywand wrote:

> Edhel Iaur, Esq. writes ...
> >
> > On Thu, 04 Jun 1998 22:18:21 -0500, Rubywand <rubywand@swbell.net>
> > wrote:
> >
> > ...
> > >     The AE GS-RAM III 4MB card fully supports DMA.
> > ...
> >
> > I don't know if this is the thread to shove questions into (perhaps
> > I'm not getting that this thread is about the existence of these
> > questions <:( ), but here goes:
> >
> > Does the Focus Hardcard use DMA?
>
>      Our 80MB Focus Hardcard came from Parsons Engineering; so, it may
> be that changes have been made in later models. The Focus manual (the
> one from Parsons) appears to say nothing about DMA support and neither
> do the original Focus ads. A check of the card shows no connections to
> the DMA line. The Focus CDEV (Control Panel) has no provision for
> turning DMA ON or OFF. It seems likely that the Focus does not use DMA.
>
> > Does the AE GS-RAM+ support DMA?  What'll happen if I expand it from
> >   2MB to 4MB or 6MB?
>
>      Mitch seems to believe that most AE mem Expansion cards do not
> support DMA. I do not know about the GS-RAM+. One thing it would be nice
> to know is: What is there about any 4MB memory Expansion card for the GS
> which causes it not to support DMA?
>
>      Expanding from 2MB to 4MB should get you 4MB with no problem. I do
> not know how the GS-RAM+ adds the addidional 2MB for 6MB or how well it
> might work.
>
>
> > Would a Transwarp mess up a Focus and/or an GS-RAM+?  (I'm guessing
> >   not (AE made both the TW and GS-RAM+), but this could be an
> >   expensive mistake on my part...)
>
>      There is no obvious reason why a Transwarp should have problems
> with a Focus or GS-RAM+; but, someone with direct experience should know
> for sure.
>
> Rubywand