I saw a couple of those Commodore 1541 or so disk drives at the thrift store the
other day. Are they of sufficient interest that someone might want one?
Dick
----- Original Message -----
From: "Cameron Kaiser" <spectre_at_stockholm.ptloma.edu>
To: <classiccmp_at_classiccmp.org>
Sent: Thursday, November 01, 2001 7:50 PM
Subject: Re: hard-sector 5 1/4 disk
> > This time I think I can say without making an a%% of myself that Commodore
> > also did that from day one; most if not all their drives had CPU's to handle
> > the IEEE interface ...
>
> All 8-bit Commodore disk drives have CPUs, period, IEEE or no. Some older
> drives have two, one for "IP" to accept commands over the Commodore serial
> bus and one to act as FDC. 1541s and later drives have "schizophrenic" CPUs
> that alternately switch between IP and FDC modes on interrupts. MFM-capable
> drives like 157xs and 1581s have a special FDC (usually WD-1770 or 1772-type
> controllers).
>
> --
> ----------------------------- personal page:
http://www.armory.com/~spectre/ --
> Cameron Kaiser, Point Loma Nazarene University * ckaiser_at_stockholm.ptloma.edu
> -- MOVIE IDEA: The Never-Ending E-mail
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>
>
Received on Thu Nov 01 2001 - 21:23:19 GMT