Template:Comparison embedded computer systems on board the Mars rovers

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Comparison of embedded computer systems on board the Mars rovers
Rover (mission, organization, year) CPUs RAM Flash EEPROM Operating system CPU time available for the autonomy software
Sojourner Rover (Pathfinder, NASA, 1997)[1][2][3][4] 2 MHz[5] Intel 80C85 512 KB 176 KB None Custom cyclic executive Not applicable to Cyclic Executives
Pathfinder Lander (NASA, 1997)[1]
(Base station for Sojourner rover)
20 MHz MFC 128 MB None 6 MB VxWorks[6] (multitasking) less than 75%
Spirit and Opportunity (Mars Exploration Rover (MER), NASA, 2004)[1] 20 MHz BAE RAD6000 128 MB 256 MB 3 MB VxWorks (multitasking) less than 75%
Curiosity (Mars Science Laboratory (MSL), NASA, 2011)[1][7][8] 200 MHz BAE RAD750 256 MB GB 256 KB VxWorks (multitasking) less than 75%
Perseverance (Mars 2020, NASA, 2020)[9] 200 MHz BAE RAD750 256 MB 2 GB 256 KB VxWorks (multitasking)[10] Template:Unknown

[1]

References

  1. 1.0 1.1 1.2 1.3 1.4 [for this reference, see the article. This is a placeholder, meant to keep this template out of Category:Pages with broken reference names].
  2. "Mars Pathfinder Frequently Asked Questions: Sojourner Rover". NASA/JPL. April 10, 1997. Retrieved March 27, 2009.
  3. Donna L. Shirley and Jacob R. Matijevic (May 10, 1997). "Mars Rovers: Past, Present, & Future". NASA/JPL. Retrieved April 18, 2009.
  4. Larry Lange (February 18, 1998). "U.S. plays catch-up as robots crawl into new applications". EETimes.com. Retrieved April 18, 2009.
  5. http://mars.jpl.nasa.gov/MPF/rover/faqs_sojourner.html#cpu
  6. "Wind River Powers Mars Exploration Rovers—Continues Legacy as Technology Provider for NASA's Space Exploration". Wind River. June 6, 2003. Retrieved August 28, 2009.
  7. "Mars Science Laboratory: Mission: Rover: Brains". NASA/JPL. Retrieved March 27, 2009.
  8. "BAE SYSTEMS COMPUTERS TO MANAGE DATA PROCESSING AND COMMAND FOR UPCOMING SATELLITE MISSIONS". BAE Systems. June 17, 2008. Retrieved November 17, 2008.
  9. mars.nasa.gov. "Brains - Mars 2020 Rover". mars.nasa.gov. Retrieved 2017-11-29.
  10. "Prototyping an Onboard Scheduler for the Mars 2020 Rover" (PDF).