空空导弹飞控软件实时仿真系统研究

飞控软件仿真技术已经成为现代化数字空空导弹研制的关键,如何对飞控软件进行验证是空空导弹研制的重点。分析了空空导弹飞控软件实时仿真系统实现的关键技术,建立Windows XP RTX实时操作系统平台和DSP嵌入式飞控软件调试系统,利用双口RAM实现数据交互,并采用外部硬件中断源协调各功能模块。以此为基础,设计了一套飞控软件仿真系统,联调测试表明,该仿真系统很好地解决了飞控软件的动态实时仿真问题。

Research of Real-time Simulation System for Air-to-Air Missile's Flight Control Software

The flight control software simulation technology has become the key in the modern numerical air-to-air missile design.And the keystone is how to validate the flight control software.The key techniques were analyzed to implement the real-time simulation system of air-to-air missile`s flight control software.The Windows XP RTX real-time operating system platform and the debug system of DSP embedded flight control software were realized.The data conversion of double port RAM was adopted.The exterior hardware interrupt harmonized all the function blocks.Based on them,a flight control software simulation system was designed,and experiments demonstrate the simulation system solves the dynamic real-time simulation of flight control software.