From: "Jean St-Pierre" <jstp@deletethis.cae.ca>
Subject: Re: Ada on International Space Station (Re: where can we get a job with ada)
Date: 2000/03/08
Date: 2000-03-08T18:29:42+00:00 [thread overview]
Message-ID: <8a666m$sa1$1@dns3.cae.ca> (raw)
In-Reply-To: 1B7F2748B2DC0C99.80CD6B3737427E86.89C76B10C3F88FB3@lp.airnews.net
I can also confirm that the software for the new space station robotic
arm is also completely written in Ada 83, for a 386 class processor.
The simulator for that arm is a jolly mix of Fortran, C, C++ and Ada,
running on SGI computers.
Robert B. Love <rlove@antispam.neosoft.com> wrote in message
news:1B7F2748B2DC0C99.80CD6B3737427E86.89C76B10C3F88FB3@lp.airnews.net...
> In <sc336dpgee6168@corp.supernews.com> "Vladimir Olensky" wrote:
> >
> > Robert B. Love wrote in message ...
> >
> > >Actually, lots of work on the ISS is in Ada and NASA ...
> >
> > Are there any references to that ?
> > It would be very interesting to read more about using Ada
> > on ISS.
>
> Briefly the Station has a 3 tiered heirarchy of flight computers
> talking on 1553 busses. The flight computers, called MDMs, usually
> come in pairs with one as primary and the other as backup. These
> computers are 386 class machines. Each of these Flight computers
> has a program that is written in Ada 83 running in it. It will
> function both as the real time executive and as the application.
> One interesting difference is the GNC MDM. Its Ada code is not
> written by hand but spewed out from MatrixX, a commercial program
> often used by control engineers.
>
> To interact with these Flight computers, the crew carry 386/486 laptops
> running Solaris with X-windows and C code to send commands over the
> 1553 bus to the MDMs.
>
> Additionally, the big simulators, used for both crew and mission
> controller training, are programmed in Ada 83 on SGI machines.
> These also have some small portion of C code.
>
> I know less about the Russian flight computers. I believe they use
> a mix of C and Ada.
>
> Boeing is the prime contractor and is writing this Ada code in Houston,
> Huntsville, Huntington Beach and perhaps other sites. Raytheon is
> building the simulators.
>
> I wish I had statistics on the total number of SLOCs being produced or
> the total number of people employed in writing it. Anybody have
> better info?
>
> --
> ----------------------------------------------------------------
> Bob Love
> rlove@neosoft.com
> ----------------------------------------------------------------
>
next prev parent reply other threads:[~2000-03-08 0:00 UTC|newest]
Thread overview: 176+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-02-04 0:00 where can we get a job with ada HollymaN
2000-02-03 0:00 ` David Kristola
2000-02-04 0:00 ` EKoerber
2000-02-04 0:00 ` Ted Dennison
2000-02-04 0:00 ` Brian Rogoff
2000-02-05 0:00 ` David Kristola
2000-02-06 0:00 ` Simon Brady
2000-02-07 0:00 ` Gareth
2000-02-07 0:00 ` Ted Dennison
2000-02-07 0:00 ` Simon Brady
2000-02-07 0:00 ` Kent Paul Dolan
2000-02-07 0:00 ` Gareth
2000-02-08 0:00 ` Kent Paul Dolan
2000-02-11 0:00 ` where can we ... [off topic] Nick Roberts
2000-02-12 0:00 ` where can we get a job with ada Jeff Carter
2000-02-07 0:00 ` Ted Dennison
2000-02-28 0:00 ` Florian Weimer
2000-02-29 0:00 ` Ted Dennison
2000-03-01 0:00 ` Wes Groleau
2000-03-04 0:00 ` Robert B. Love
2000-03-05 0:00 ` Ted Dennison
2000-03-05 0:00 ` Ada on International Space Station (Re: where can we get a job with ada) Vladimir Olensky
2000-03-08 0:00 ` Robert B. Love
2000-03-08 0:00 ` Vladimir Olensky
2000-03-08 0:00 ` Jean St-Pierre [this message]
2000-04-03 0:00 ` Andrew Thomas Wilson
2000-04-12 0:00 ` David Hoffman
2000-04-13 0:00 ` Robert B. Love
2000-04-14 0:00 ` Desirability of C++ (was Re: Ada on International Space Station (Re: where can we get a job with ada)) David Kristola
2000-04-14 0:00 ` Wes Groleau
2000-04-14 0:00 ` Desirability of C++ Stanley R. Allen
2000-04-14 0:00 ` Marin D. Condic
2000-04-15 0:00 ` Tarjei T. Jensen
2000-04-15 0:00 ` Marin D. Condic
2000-04-15 0:00 ` Tarjei T. Jensen
2000-04-17 0:00 ` Alfred Hilscher
2000-04-17 0:00 ` Gautier
2000-04-18 0:00 ` Pascal Obry
2000-04-18 0:00 ` Tarjei T. Jensen
2000-04-18 0:00 ` Gautier
2000-04-28 0:00 ` Richard D Riehle
2000-05-02 0:00 ` Tarjei T. Jensen
2000-04-23 0:00 ` David Kristola
2000-04-18 0:00 ` Tarjei T. Jensen
2000-04-17 0:00 ` Alfred Hilscher
2000-04-17 0:00 ` Marin D. Condic
2000-04-17 0:00 ` Gary Scott
2000-04-28 0:00 ` Richard D Riehle
2000-04-30 0:00 ` Robert B. Love
2000-05-01 0:00 ` Richard D Riehle
2000-05-01 0:00 ` E. Robert Tisdale
2000-04-30 0:00 ` Keith Thompson
2000-05-01 0:00 ` E. Robert Tisdale
2000-05-01 0:00 ` Keith Thompson
2000-05-01 0:00 ` Gautier
2000-05-01 0:00 ` E. Robert Tisdale
2000-05-01 0:00 ` Pat Rogers
2000-05-01 0:00 ` David Starner
2000-05-01 0:00 ` David Starner
2000-05-01 0:00 ` Florian Weimer
2000-05-01 0:00 ` Ted Dennison
2000-05-01 0:00 ` Tarjei Tj�stheim Jensen
2000-05-01 0:00 ` Ted Dennison
2000-05-02 0:00 ` Preben Randhol
2000-05-02 0:00 ` Florian Weimer
2000-05-02 0:00 ` Application in Ada (was Desirability of C++) Jean-Pierre Rosen
2000-05-02 0:00 ` Ted Dennison
2000-05-02 0:00 ` Jean-Pierre Rosen
2000-05-03 0:00 ` Tarjei Tj�stheim Jensen
2000-05-03 0:00 ` Ted Dennison
2000-05-01 0:00 ` Desirability of C++ Lionel Draghi
2000-05-02 0:00 ` Florian Weimer
2000-05-01 0:00 ` David Starner
2000-05-01 0:00 ` tmoran
2000-05-01 0:00 ` Pat Rogers
2000-05-01 0:00 ` Ted Dennison
2000-05-01 0:00 ` E. Robert Tisdale
2000-05-01 0:00 ` Gautier
2000-05-01 0:00 ` Pat Rogers
2000-05-01 0:00 ` E. Robert Tisdale
2000-05-01 0:00 ` Pat Rogers
2000-05-01 0:00 ` Michael P. Walsh
2000-05-01 0:00 ` Pat Rogers
2000-05-01 0:00 ` E. Robert Tisdale
2000-05-02 0:00 ` Bill Greene
2000-05-01 0:00 ` Marin D. Condic
2000-05-01 0:00 ` Hyman Rosen
2000-05-01 0:00 ` Tarjei Tj�stheim Jensen
2000-05-01 0:00 ` tmoran
2000-05-02 0:00 ` Al Christians
2000-05-02 0:00 ` Gautier
2000-05-02 0:00 ` Jean-Pierre Rosen
2000-05-02 0:00 ` Gautier
2000-05-02 0:00 ` Robert A Duff
2000-05-03 0:00 ` Robert I. Eachus
2000-05-03 0:00 ` Robert A Duff
2000-05-04 0:00 ` Robert I. Eachus
2000-05-03 0:00 ` Tarjei T. Jensen
2000-05-03 0:00 ` Robert A Duff
2000-05-03 0:00 ` Delphi Strings (was Re: Desirability of C++) Ray Blaak
2000-05-03 0:00 ` Desirability of C++ Pascal Obry
2000-05-03 0:00 ` Paul Graham
2000-05-03 0:00 ` Pascal Obry
2000-05-03 0:00 ` Paul Graham
2000-05-03 0:00 ` Robert A Duff
2000-05-04 0:00 ` Ole-Hjalmar Kristensen
2000-05-04 0:00 ` Pascal Obry
2000-05-04 0:00 ` Preben Randhol
2000-05-04 0:00 ` Ole-Hjalmar Kristensen
2000-05-04 0:00 ` Preben Randhol
2000-05-05 0:00 ` Gautier
2000-05-04 0:00 ` Ole-Hjalmar Kristensen
2000-05-02 0:00 ` Jean-Pierre Rosen
2000-05-03 0:00 ` Marin D. Condic
2000-05-03 0:00 ` Jean-Pierre Rosen
2000-05-03 0:00 ` Wes Groleau
2000-05-04 0:00 ` Robert I. Eachus
2000-05-05 0:00 ` Marin D. Condic
2000-05-03 0:00 ` Robert A Duff
2000-05-03 0:00 ` Jean-Pierre Rosen
2000-05-02 0:00 ` Tarjei T. Jensen
2000-05-02 0:00 ` Preben Randhol
2000-05-02 0:00 ` Keith Thompson
2000-05-02 0:00 ` Strings TP/Ada (was Desirability of C++) Gautier
2000-05-03 0:00 ` Desirability of C++ Tarjei T. Jensen
2000-05-03 0:00 ` Robert A Duff
2000-05-02 0:00 ` Gautier
2000-05-01 0:00 ` Gautier
2000-05-01 0:00 ` Brian Rogoff
2000-05-02 0:00 ` Gautier
2000-05-02 0:00 ` Ole-Hjalmar Kristensen
2000-05-02 0:00 ` Richard D Riehle
2000-05-01 0:00 ` Ted Dennison
2000-05-01 0:00 ` Tarjei Tj�stheim Jensen
2000-05-01 0:00 ` Gautier
2000-05-01 0:00 ` Pascal Obry
2000-05-01 0:00 ` Gautier
2000-05-01 0:00 ` Ted Dennison
2000-05-01 0:00 ` Tarjei Tj�stheim Jensen
2000-05-07 0:00 ` ANTHONY GAIR
2000-05-07 0:00 ` Hyman Rosen
2000-05-07 0:00 ` ANTHONY GAIR
2000-05-08 0:00 ` Hyman Rosen
2000-05-09 0:00 ` Pascal Obry
2000-05-11 0:00 ` wv12
2000-05-11 0:00 ` Warner Bruns
2000-05-18 0:00 ` Warner Bruns
2000-05-19 0:00 ` ANTHONY GAIR
2000-05-24 0:00 ` Richard Kenner
2000-05-18 0:00 ` ANTHONY GAIR
2000-05-11 0:00 ` Frank J. Lhota
2000-05-07 0:00 ` Robert Dewar
2000-05-07 0:00 ` Richard D Riehle
2000-05-07 0:00 ` ANTHONY GAIR
2000-05-08 0:00 ` Pascal Obry
2000-05-08 0:00 ` Ehud Lamm
2000-05-08 0:00 ` Larry Kilgallen
2000-05-08 0:00 ` Mario Klebsch
2000-05-08 0:00 ` E. Robert Tisdale
2000-05-08 0:00 ` Gautier
2000-05-09 0:00 ` Stanley R. Allen
2000-05-10 0:00 ` Alfred Hilscher
2000-05-10 0:00 ` Mario Klebsch
2000-05-08 0:00 ` Stanley R. Allen
2000-05-09 0:00 ` Richard D Riehle
2000-05-01 0:00 ` Tarjei Tj�stheim Jensen
2000-05-01 0:00 ` Ken Garlington
2000-04-29 0:00 ` Ada on International Space Station (Re: where can we get a job with ada) Chris Johnston
2000-05-01 0:00 ` Ted Dennison
[not found] ` <7EA1B852F5D4D8C6.26EEE9181C8Reply-To: Kilgallen@eisner.decus.org.nospam <Ij4OaidfGTH8@eisner.decus.org>
2000-05-01 0:00 ` Desirability of C++ E. Robert Tisdale
2000-05-01 0:00 ` Larry Kilgallen
2000-03-22 0:00 ` where can we get a job with ada Florian Weimer
2000-03-05 0:00 ` David Kristola
2000-02-04 0:00 ` Stanley R. Allen
2000-02-04 0:00 ` Stanley R. Allen
2000-02-06 0:00 ` David Tannen
replies disabled
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox