Template:Comparison embedded computer systems on board the Mars rovers
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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 | 2 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 |
References
- ↑ 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].
- ↑ "Mars Pathfinder Frequently Asked Questions: Sojourner Rover". NASA/JPL. April 10, 1997. Retrieved March 27, 2009.
- ↑ Donna L. Shirley and Jacob R. Matijevic (May 10, 1997). "Mars Rovers: Past, Present, & Future". NASA/JPL. Retrieved April 18, 2009.
- ↑ Larry Lange (February 18, 1998). "U.S. plays catch-up as robots crawl into new applications". EETimes.com. Retrieved April 18, 2009.
- ↑ http://mars.jpl.nasa.gov/MPF/rover/faqs_sojourner.html#cpu
- ↑ "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.
- ↑ "Mars Science Laboratory: Mission: Rover: Brains". NASA/JPL. Retrieved March 27, 2009.
- ↑ "BAE SYSTEMS COMPUTERS TO MANAGE DATA PROCESSING AND COMMAND FOR UPCOMING SATELLITE MISSIONS". BAE Systems. June 17, 2008. Retrieved November 17, 2008.
- ↑ mars.nasa.gov. "Brains - Mars 2020 Rover". mars.nasa.gov. Retrieved 2017-11-29.
- ↑ "Prototyping an Onboard Scheduler for the Mars 2020 Rover" (PDF).