| Due to the increasing complexity of space projects,great deals of data need to be processed autonomously on satellite,which calls for high performance of the satellite computer.Therefore,the research and development of satellite computer system based on domestic CPU has very important significance for faster and better development of China’s space technology,can get rid of resources and technology limitations from other countries.A high performance computer module based on the BM3803MG is designed according to the requirement of our country’s aerospace missions,and the feasibility of the scheme is studied.BM3803MG central processor is the core of domestic satellite computer,make full use of its high performance to achieve resistance to single event upset parity error correction and data communication,machine design using redundant backup to ensure the reliability of satellite computer.The VxWorks which has high performance and reliability was used as the software platform.Thereby,the application software can be developed and maintained conveniently.The satellite computer prototype can be used as the star of the entire scheduling unit after environmental experiments.Realize the key device homebred of China’s satellite computer. |
