hard-sector 5 1/4 disk

From: Cameron Kaiser <spectre_at_stockholm.ptloma.edu>
Date: Sat Nov 3 21:29:53 2001

> > Get an Atari drive instead. The interface of the C= drives is probably
> > just as well documented, but the drives were BUTT SLOW. The Atari drives
> > were factors faster.
>
> Commodore 1541 type drive are serial and have a tremendous
> amount of handshaking to the interface. It's just a matter
> of writting new interface routines. I've been able to transfer
> one byte across the interface in about 50 clock cycles (loading
> a 50K file in 12 to 13 seconds).

And it's possible to do better -- look at stuff like DolphinDOS. Even a
simple dual-bit method like Epyx FastLoad (where the ATN line [IIRC] is
used as a second data line) achieves at least 5x improvement. The hardware
is sound, the software sucked.

-- 
----------------------------- personal page: http://www.armory.com/~spectre/ --
 Cameron Kaiser, Point Loma Nazarene University * ckaiser_at_stockholm.ptloma.edu
-- All I ask is a chance to prove money can't make me happy. ------------------
Received on Sat Nov 03 2001 - 21:29:53 GMT

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