HDD connection standards
ZXNet echo conference «code.zx»
From Valerij Kozhevnikov → To All 2 April 1998
Hello All!
I was thinking about the subject.
So that it doesn’t work out like with memory: 60% have more than 128k, and
Everyone has different plans. As a result of the new standard,
it happened and those who remained in the minority were not supported in any way
software and feel like outcasts. These are Atas256 and MikoBest256 and
ZXNext512 and God knows how many forgotten schemes.
Everyone rushed to invent their own interfaces and code their own software. A
why? Enough standards have already been invented.
Profi
Scorpion
ZXNext (by Slot)
Kay
Sprinter
Isn't it too much?
Everything has been there for a long time. Including software.
Profi
CP/M has a lot of software, but TRDOS and ISDOS have zero software?
Scorpion
The interface is self-contained, all drivers are in ROM, accessible via #3D13
and RST 8. You can also work through ports.
Works in TRDOS, ISDOS, CP/M.
Kay
Soft exists only in isolation. The port addresses are not located exactly
not convenient and does not allow you to achieve maximum input speed/-
output.
Sprinter
The fastest for today. The sector is read by two commands
INIR. But it is complex and difficult to reproduce.
ZXNext (Slot)
TRDOS 5.04H was created specifically for this scheme, allowing the
treat disks D,E,F,G,H as virtual floppy disks.
The port addresses are located very conveniently, the word can be read in two
INI commands. The fastest (after sprint).
I have everything for it, including a full set of utilities and drivers.
ditch under isdos I’ve almost drawn the diagram itself, filled in the description,
I can drop it.Let's think: either we produce standards, or use
available and ready-made software for them.
Jason.
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