Subj : what's classic now?
To   : Jeff Thiele
From : Sean Dennis
Date : Fri Jul 02 2021 11:08 am

Hello Jeff,

Friday July 02 2021 09:29, you wrote to me:

 JT> I worked with DEC Alphas for a few years, but have only encountered
 JT> architectures older than that as a hobbyist. SIMH will emulate a VAX,
 JT> but the problem is in acquiring the OS. HP (which bought Compaq, which
 JT> bought DEC) still requires a license to use VMS. Up until fairly
 JT> recently they had a hobbyist program through which one could get a
 JT> non-commercial hobbyist license for free, but they discontinued it.
 JT> I'm not sure what, if anything, took its place.

I know little about this myself but I have heard of something called OpenVMS. 
Would that be an option?

 JT> I completed all but the Extended Arithmetic Element opcodes
 JT> yesterday;
 JT> it was much easier than I thought it would be.

It's great when a project is successful and easier than you thought.

 JT> I have, however, run into a small snag. The Mojo IO Shield uses all
 JT> of
 JT> the available IO pins, so there are none left for peripherals such as
 JT> an SD card or a serial port. I figure I have 4 options:

It's a "damned if you do, damned if you don't" situation.  Hopefully one of the 
options, while not perfect, will work to get the problem fixed.

-- Sean

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