On Thu, 24 Feb 2005, Tom Uban wrote:
> Hello all,
>
> I had been talking about writing an Imlac PDS-1D simulator for some time
> and had not quite decided what platform to write if for, etc. I finally
> made some decisions (sorry it's my first windows application) and got busy.
>
> I've made great progress since starting the program last Saturday evening.
> The windows interface is fairly well roughed in and has a display window
> with some test lines floating around on it, a programmer's console window
> with a picture of the console painted in it, a debug output window which
> has the machine state scroll by as the primary CPU executes, a memory dump
> window which you can scroll to see the memory location of interest, and
> finally a tutorial window which you can scroll to see a tutorial on how
> the Imlac/simulator functions, etc.
It's great that you did this. But how come you didn't base it on SIMH?
You could've used the graphics routines written for the Spacewar!
simulator as a starting point for the Imlac graphics.
> I also have some menu options which allow you to load a program to the
> Imlac's simulated TTY port, start the CPU, stop the CPU, single step the
> CPU, set a breakpoint, clear a breakpoint, and bring up the memory
> window.
Cool!
> Once I have the program in a more (or less) fully functional state, I will
> make an executable available so that anyone interested can help find the
> bugs and make suggestions.
I'll be interested in playing with it.
--
Sellam Ismail Vintage Computer Festival
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Received on Thu Feb 24 2005 - 23:30:07 GMT