1553B通信的总线竞争分析与解决方案  

Bus Competion Analyzing and Resolve Based on 1553B

作　　者：张宏财[1] 宣浩 Zhang Hongcai;Xuan Hao(No.38 Research Institute of China Electronic Technology Group Corporation,Key Laboratory of Aperture Array and Space Application,Hefei 230088,China)

机构地区：[1]中国电子科技集团公司第38研究所孔径阵列与空间探测安徽省重点实验室,合肥230088

出　　处：《单片机与嵌入式系统应用》2018年第10期8-10,共3页Microcontrollers & Embedded Systems

摘　　要：本文论述了在某星载有效载荷与卫星平台联试过程中,由于1553B接口芯片B65170S6RH的总线竞争出现的1553B总线通信过程中的数据读写异常。论文分析了1553B接口芯片B65170S6RH在零等待模式下总线竞争产生的原因及机理,并给出了相应的解决方法。In the paper,the data read and write exceptional in 1553B communication process because of bus competion in 1553B interface chip B65170S6RH are introduced in unite debug with availability load of some satellite and satellite flat.The reason and mechanism of 1553B Bus competion is analyzed and the resolve way is given.

关 键 词：1553B总线 总线竞争 零等待模式 

分 类 号：TP368.1[自动化与计算机技术—计算机系统结构]