TRS-80 question

From: emanuel stiebler <emu_at_ecubics.com>
Date: Fri Apr 27 13:36:33 2001

Joel Ewy wrote:
>
> The cool thing about OS-9 is that, even though it isn't a truly open
> system, in the sense of all the source code being available, it was
> written with the intention that it should be expandable by the user
> base. It's entirely modular, and the module interface is well
> documented. Device drivers and file managers are not compiled into the
> same piece of object code as the rest of the kernel. For that reason,
> they could be replaced, or added to, by user-designed modules without
> needing to recompile the kernel. This made it much more hardware neutral
> and therefore much more adaptable than most of the other microcomputer
> operating systems that were around at the time.

Another interesting thing was/is, that it was pretty small, and allowed
to
set up nice multi user systems. We had one OS-9 system running around
16
terminals on a mc68020.

cheers
Received on Fri Apr 27 2001 - 13:36:33 BST