On Nov 30, 22:59, Jerome Fine wrote:
> > OK, this brings up two questions. Can it use RX50's (I'm guessing
not),
> Having never used Pascal very much,
Pascal != UCSD p-System, though.
> RT-11 does not normally distinguish
> between different devices.
[...]
> In general (almost always), applications NEVER know anything about the
> internals of a device driver - which is why a device driver is used in
RT-11
> to separate the application program from the hardware and let standard
> I/O calls to RT-11 and then to the actual device be transparent.
True, but the UCSD p-System isn't a language, it's an operating system,
with its own device drivers. It doesn't run under RT-11, just happens to
have similar minimum requirements. As far as I know, it doesn't have a
driver for RX50/MSCP.
--
Pete Peter Turnbull
Network Manager
Dept. of Computer Science
University of York
Received on Fri Dec 01 2000 - 03:20:36 GMT