基于FlexRay总线的机载公共设备管理计算机设计  

Design of Airborne Utility Management Computer Based on FlexRay Bus

作　　者：刘卫华[1] 张波[2] 张浩 许亚星 梁波[3] LIU Wei-hua;ZHANG Bo;ZHANG Hao;XU Ya-xing;LIANG Bo(Xi′an Aeronautics Computing Technique Research Institute,AVIC,Xi′an 710068,China;Shenyang Aircraft Design and Research Institute,AVIC,Shenyang 10035,China;School of Automatic,Electrical Engineering,Northwestern Polytechnical University,Xi′an 710082,China)

机构地区：[1]航空工业西安航空计算技术研究所,陕西西安710068 [2]航空工业沈阳飞机设计研究所,辽宁沈阳110035 [3]西北工业大学电器工程系,陕西西安710082

出　　处：《航空计算技术》2021年第1期94-98,共5页Aeronautical Computing Technique

基　　金：国家自然科学基金项目资助(51807164)。

摘　　要：针对传统机载公共设备管理计算机可靠性提升与小、低、轻的设计需求,提出一种基于FlexRay总线的高可靠、模块化系统架构,规划了基于FPGA与MFR4310的通用FlexRay总线通信单元的软硬件方案,完成了CPU模块与接口功能模块的软硬件设计,并搭建公共设备管理计算机测试环境。测试结果表明:基于FlexRay总线架构的新型公共设备管理计算机,可大幅提升功能模块间数据通信的可靠性与时间确定性,减小了产品的体积重量,为公共设备管理计算机功能与性能提升提供了有效的解决方案。Aiming at the reliability improvement and small,light,and low design requirements of traditional airborne utility management computer,a high reliable and modular system architecture based on FlexRay bus is proposed.The software and hardware schemes of general FlexRay bus communication unit based on FPGA and MFR4310 are planned.The software and hardware design of CPU module and interface function module is completed,and the test environment of utility management computer is set up.The test results show that the new utility management computer based on FlexRay bus can greatly improve the reliability and time certainty of data communication,reduce the volume and weight of products,and provide an effective solution for improving the function and performance of utility management computer.

关 键 词：公共设备管理计算机 FLEXRAY总线 FPGA MFR4310 

分 类 号：TP306[自动化与计算机技术—计算机系统结构]