RTEMS on Mars?

Jiri Gaisler jiri at gaisler.com
Thu Jul 6 08:44:17 UTC 2006

Can you say something about the CPU in the Electra radio?
My understading is that you use a ERC32/TSC695 device, or
did you use the earlier TSC691/2/3 chip set?

Jiri Gaisler.

Kenneth J. Peters wrote:
> Yes, RTEMS is orbiting Mars now in the Electra radio. In a couple years 
> in an upcoming project, it will be roving on the Mars surface. I lead 
> the Electra software development team for these.
> Please don't use this in any official advertising unless you get 
> permission from JPL, but you can tell your kids :-)
> Ken Peters
>> Hi,
>> Can some shed light on the possibility that RTEMS is
>> on Mars?  As best I can tell from this presentation,
>> there is a possibility that RTEMS is/was used for the
>> Electra software radio which is the core of the
>> "Mars network infrastructure".
>> http://www.pmw.org/afsbpw06/talks/keynote_djbyrne.pdf
>> The presentation states that it arrived on Mars in
>> March 2006.
>> According to Wikipedia:
>> http://en.wikipedia.org/wiki/Mars_Reconnaissance_Orbiter
>> "The Electra is a UHF 
>> <http://en.wikipedia.org/wiki/Ultra_high_frequency> antenna designed 
>> to communicate with other spacecraft as they approach, land, and 
>> operate on Mars. Electra will also provide Doppler information for 
>> landed vehicles that will enable scientists to accurately determine 
>> the their location. Additionally, the system will be a radio contact 
>> for surface vehicles and route data to NASA if the vehicle's own 
>> antenna does not have sufficient power to contact controllers."
>> Please... this certainly sounds like the kind of RTEMS
>> application, I like to show my kids.  Plus this would be
>> the RTEMS application that is farthest from home. :)
>> --joel
> .

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