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申请号:201911136462.5 公开号:CN110874245A 主分类号:G06F9/4401
摘要:【中文】本发明提供了一种微小卫星星载计算机,包括可编程SOC单元、FLash型FPGA、配置存储器的NOR Flash组、电源电路模块、DDR3的SDRAM和接口模块组,所述NOR Flash组与所述FLash型FPGA输入输出双向连接,所述电源电路模块分别与所述FLash型FPGA、可编程SOC单元连接,为所述FLash型FPGA、可编程SOC单元供电,所述FLash型FPGA与所述可编程SOC单元输入输出双向连接,所述可编程SOC单元分别与所述DDR3的SDRAM、接口模块组输入输出双向连接。本发明还提供了一种微小卫星星载计算机的可重构实现方法。本发明的有益效果是:使用Flash型FPGA引导实现对SRAM型FPGA配置项动态加载,在实际使用时,即使当前有任务功能正在运行时,仍可通过上注指令至Flash型FPGA,进行不同任务功能切换重构。 【EN】The invention provides a tiny satellite on-board computer which comprises a programmable SOC unit, a FLash type FPGA, a NOR FLash group configured with a memory, a power circuit module, a DDR3 SDRAM and an interface module group, wherein the NOR FLash group is bidirectionally connected with the FLash type FPGA, the power circuit module is respectively connected with the FLash type FPGA and the programmable SOC unit to supply power for the FLash type FPGA and the programmable SOC unit, the FLash type FPGA is bidirectionally connected with the programmable SOC unit in input and output, and the programmable SOC unit is respectively bidirectionally connected with the DDR3 SDRAM and the interface module group in input and output. The invention also provides a reconfigurable realization method of the satellite borne computer of the tiny satellite. The invention has the beneficial effects that: and dynamically loading the SRAM type FPGA configuration items by using Flash type FPGA guide, and performing switching reconstruction of different task functions by injecting instructions to the Flash type FPGA even if the current task functions are running during actual use.
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申请号:201911135146.6 公开号:CN110929465A 主分类号:G06F30/34
摘要:【中文】本发明提供了一种于FPGA工业器件可重构的可靠性设计系统,主要由NorFlash组、工业级Flash型FPGA、可编程SOC单元组成,所述NorFlash组与所述工业级Flash型FPGA输入输出双向连接,所述工业级Flash型FPGA的输出端与所述可编程SOC单元的输入端连接。本发明还提供了一种基于FPGA工业器件可重构的可靠性设计方法。本发明的有益效果是:采用工业级FLashFPGA构建了专用的三模冗余控制模块,实现可重构配置项的三模冗余功能,并使用可含硬核的SRAM型FPGA作为任务加载实现,可靠性较高。 【EN】The invention provides a reconfigurable reliability design system for FPGA industrial devices, which mainly comprises a NorFlash group, an industrial-grade Flash type FPGA and a programmable SOC unit, wherein the NorFlash group is bidirectionally connected with the input and the output of the industrial-grade Flash type FPGA, and the output end of the industrial-grade Flash type FPGA is connected with the input end of the programmable SOC unit. The invention also provides a reconfigurable reliability design method based on the FPGA industrial device. The invention has the beneficial effects that: the special triple-modular redundancy control module is constructed by adopting the industrial grade FlashFPGA, the triple-modular redundancy function of the reconfigurable configuration item is realized, and the SRAM type FPGA which can contain a hard core is used as the task loading realization, so that the reliability is higher.
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