通用串行航空总线综合测试系统设计

摘要

针对目前串行航空总线测试设备功能单一的问题,设计了一种兼容多总线的便携式通用串行航空总线综合测试系统;方案采用模块化设计,详细叙述了系统的硬件及软件设计,系统由通用串行总线仿真设备终端与测试分析设备构成,系统涉及多种串行航空总线,可完成多总线仿真激励输出、监控接收及数据仿真分析功能,可最大程度满足航空电子系统的设备与系统仿真需求;实验结果表明,该通用串行航空总线综合测试系统稳定性好、可靠性高、使用便捷,满足设计需求.%In order to solve the problem of the single function of the test equipment of serial aviation bus,a portable universal serial bus integrated test system is designed.Scheme of modular design,detailed description of the hardware and software design of the system,the system by the universal serial bus terminal equipment simulation and test analysis of the composition of the equipment,the system involves a variety of serial aviation bus,can complete the nulti bus simulation excitation output,monitoring receiving and data simulation analysis function,can satisfy the needs of the aviation equipment and system simulation electronic system.The experimental results show that the system has the advantages of good stability,high reliability and convenient use.