Merced - and the ol' Unix story (was Re: OT, but info needed: , RAM uprade)

From: Don Maslin <donm_at_cts.com>
Date: Sat Jan 16 19:45:14 1999

On Sun, 17 Jan 1999, Tony Duell wrote:

> [4 drives/controller]
> > > Unfortunately all the single-chip floppy controllers only support 2
> > > drives. Great pity...
> >
> > Not true, Tony, if you are talking FDC chips. The CompatiCard IV is a
> > single chip, as are the WD FOX and some DTK cards and others as well.
>
> OK... All the single-chip floppy controllers (that's FDC + clock + data
> separator + PC-style drive logic on one chip) that I have data sheets on
> only support 2 drives
>
> There are probably some custom chips that support all 4 drives, but then
> I don't use chips I can't get a full data sheet on in any machine that I
> depend on...
>
> Equally likely, there are chips that I've not come across yet...
 
Well, the CompatiCard IV uses the NEC N82077-1, the WD FOX has a
WD37C65BJM, and the DTK has a NS DP8473V.
                                                 - don
Received on Sat Jan 16 1999 - 19:45:14 GMT