[Simh] DECserver (terminal server) emulation?

[Zane Healy]

If you did such emulation, would you include serial support, so a serial terminal could be attached to the computer running the emulator?  If so, that would be seriously cool!

Zane



> On Apr 8, 2017, at 1:37 PM, Tim Stark <fsword7 at verizon.net> wrote:
> 
> Folks,
>  
> I have a great idea about DECserver emulator.  Does anyone plan to emulate one of DECserver series?
>  
> I discovered DS 200, 300 and 500 ROM images that I already downloaded some time ago.  DS 200 uses 68000 processor and DS 500 uses KDJ11-SD processor.
>  
> SIMH’s existing 11/53 emulator can virtually be as DECserver 500 with that DS500 ROM image.
>  
> SIMH’s 11/53 emulator do not have ROM mapping for that ROM image. My copy of KDJ11-SD CPU technical manual said that it requires 32K or 64K ROM image for booting.
> ROM image start at 17400000 through 17777777 (wrapping 128K ROM space with I/O page at top).
>  
> I have plans to implement that on my MSE emulator. I am still working on it. VAX emulation is almost finished.
>  
> Also, I found DS 200 tech docs through eBay.  I finally found CI780 tech docs!!! 
> I am still looking for DS 300 tech docs. 
>  
> Any ideas?
>  
> Tim 
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