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Subject: 
Re: RCX simulator ?
Newsgroups: 
lugnet.robotics
Date: 
Mon, 16 Sep 2002 21:56:55 GMT
Viewed: 
2742 times
  
David Edwards wrote:

> 
> I'm writing a H8/3292 emulator, with a view to interfacing it with an
> RCX simulator, to create an RCX emulator of sorts. I'm writing it in C
> (which I only started learning pretty recently) and it's slow going
> because I never quite know how to do something. It's fun though and is
> definitely helping me learn.
The best way to learn a processor is to write a simulator/compiler or
whatsoever for it.

> 
> So far I've got it stepping through the RCX's ROM - using the
> description on Kekoa Proudfoot's page,
Yes that's one of the standard works

  it seems to be doing the right
> things - and I'm getting around to hooking it up so that I can
> "download" some firmware using the emulated serial port
That's good, I'm not so far yet..

  (in fact, I'm
> going to be cheating and encapsulating the data in a message rather than
> manipulating the data lines on such a low level).
Could be good way to go, certainly for the first tests. It'll depend on
what you want to realize. Because I also want to test homemade
sensors/actuators, I'll go deeper, I'm even thinking of simulating the
38 kHz IR.

> 
> Also, it's not running particularly fast at the moment because
> optimisation is the last thing on my mind... :-)
That's very good, structure first!
Dave Baum stated somewhere his compiler was far more faster than the
real RCX. Because I cann't simulate yet, ...
An important part of the optimization will be done by the builders of
the new computers ;-)

> 
> I look forward to seeing the JALss RCX when it's up and running! The GUI
> certainly looks impressive. • That's the advantage of a "visual" language ;-)
> 
> Dave Edwards.
> 
> 
Dave, succes with the job,
and maybe we could exchange some ideas and discuss some problems,
(you can use my personal email address).

cheers,
Stef Mientki



Message is in Reply To:
  RE: RCX simulator ?
 
(...) I'm writing a H8/3292 emulator, with a view to interfacing it with an RCX simulator, to create an RCX emulator of sorts. I'm writing it in C (which I only started learning pretty recently) and it's slow going because I never quite know how to (...) (24 years ago, 16-Sep-02, to lugnet.robotics)

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