针对航电系统中的大容量高带宽存储和机载模块通用性问题, 通过研究机载存储系统架构, 提出了通用扩展机载存储系统架构, 满足机载存储模块的通用性需求。在分析该架构下SIL3132控制器工作原理和机载存储系统关键技术基础上, 设计并实现了基于VxWorks的大容量机载存储系统驱动,最后对大容量机载存储系统的读写性能进行仿真分析, 结果表明大容量高带宽存储系统是一种高效的机载存储系统。

The issues of large capacity and high bandwidth storage and the universality of onboard module in avionic system were studied.The architecture of onboard storage system was analyzedand a universal expansion architecture was proposed to meet the versatility requirements to the onboard storage system.Then the SIL3132 controller working principle and the critical technologies for the onboard storage system were analyzeda large-capacity onboard storage system driver based on VxWorks was designed and implemented.Simulation was made on the accessing performance of onboard storage systems.The results indicate that large capacity and high bandwidth storage system is an efficient onboard storage system.