> > My friend has found a NCR Tower32 machine, seems to be
> > build around a motorola 68020 board with a vme bus, it
> > has a number of dsub 15pin ports on tha back, seems to be
> > somekind of terminal interface.
> >
>
> Well, I don't know a whole lot about the machine, but basically:
>
> * The 15 pin ports are proprietary serial ports for the NCR
> terminals. I don't know if they can be broken out to something
> more standard or if the system needs anything special that
> the NCR terminals provide.
>
I had a NCR tower with the 15 pin ports and didn't have TOO much trouble
connecting a terminal. Basically, I was able to trace the leads back to the
drivers (1488 / 1489) and determine which pins were for output and which
were for input.
It's basic RS232 stuff except the pinouts are funky.
Steve Robertson <steverob_at_hotoffice.com>
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