摘要
介绍了机载双余度1553B总线的拓扑结构和基本的物理组成及连接关系,分析了双余度1553B总线的工作状态和线路检测的方法,从故障定位和可维修性的角度分析了不可分割连接形式的测试性,提出了可分割连接形式的设计方法,比较了两种双余度总线接口形式的特点及其对维护和维修的影响。
The topology and and connection relationship among of fundamental physical composition of airborne dual -redundant data bus of 1553B is introduced,Work states and method of line test of it are analyzed,the testability of no divisable connection is given at the point of view of fault location and maintainability,and the design method of divisable connection is provided,it is compared the characteristics and the impact on maintenance and repair between two interface types of dual-redundant bus.
出处
《航空计算技术》
2010年第3期106-108,113,共4页
Aeronautical Computing Technique
关键词
1553B总线
双余度
维修性
测试性
可分割连接
data bus of 1553B
dual-redundant
maintainability
testability
divisible connection
