基于TMS320C6701的飞行软件加载模式研究  

Research of Three-Level Loading Mode Based on TMS320C6701 for the Flight Software

作　　者：霍宏[1] 李兰兰[1] 刘卫东[1] 汪洋[1] 

机构地区：[1]北京航天自动控制研究所,北京100854

出　　处：《航天控制》2014年第1期85-88,共4页Aerospace Control

摘　　要：TMS320C6701具有很好的抗辐照特性,适用于深空探测和长时间在轨飞行,在运载火箭上面级领域的飞行软件中得到广泛应用。如何通过优化TMS320C6701的加载模式、制定加载策略,提高飞行软件运行速度以满足实时性要求成为当前研究的热点和难点。本文详细介绍了TMS320C6701的引导方式,提出了基于TMS320C6701的飞行软件三级加载模式和加载策略,能最大限度的减少飞行软件运行时间,提高系统性能。实际应用验证了该方法对飞行软件设计具有一定的实用价值和借鉴意义。Due to the fair anti-radiation of TMS320C6701,it is suitable for the deep-space exploration and the long-term orbit.It is popularly used for the flight software in upper stage area of the launch vehicle.How to optimize the boot modes and make the boot strategies of TMS320C6701 to improve the flight software speed and satisfy the real-time requirement has become a hot topic.Based on the research of the boot modes of TMS320C6701,the three-level loading method and strategy for the flight software is proposed in this paper.It can reduce the flight software running time and enhance system performance at the most.The method is used in practice and can serve as a reference for the design of the flight software.

关 键 词：TMS320C6701 飞行软件 三级加载 

分 类 号：TP302[自动化与计算机技术—计算机系统结构]