The TRS-80 Journey Continues

Bill Degnan billdegnan at
Wed May 4 13:35:04 CDT 2022

I searched for "montezuma 2.2 hard drive install" on Google:

I have been through the process a few times, it's pretty
straight-forward if you use these directions.


On Wed, May 4, 2022 at 2:28 PM Bill Gunshannon via cctalk
<cctalk at> wrote:
> Utterly amazed at how much I have forgotten.
> Even more amazed at how much information seems to have been lost
> since the days of the TRS-80.
> So, I am no trying to get CP/M going again.  I have been able to
> get floppy systems working but can not find any information on how
> to build hard disk systems.  I have both 2.2 and 3.0 (CP/M+)
> available but all of my software pre-dates the easy availability
> of hard drives so I seem to be missing the needed pieces for
> Montezuma Micro 2.2.  3.0 should support hard drives out of the
> box but I can't figure out how.
> Does anyone have any old documentation on how to do this?  I would
> prefer 2.2 but I can probably do the stuff I want to play with under
> 3.0 as well.  It's PL/M-80 and it is certainly fun to have it working
> again.
> bill

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