本文详细叙述了潜艇水下救生用水导航系统的终端信息处理机的硬件和软件设计,主要介绍了采用的双8086微机结构、数值计算用协处理器 8087的应用、通道的中断方式管理和图形字符显示接口电路。采用这些技术,实现了对该专用机的高数据率、高分辨率轨迹屏幕显示、体积小的要求。 This article describes in detail the submarine underwater life-saving water navigation system terminal information processor hardware and software design, mainly introduces the dual 8086 microcomputer structure used, the application of numerical computing coprocessor 8087, the channel interrupt management and graphics characters Display interface circuit. Using these technologies, the special machine to achieve a high data rate, high-resolution trajectory screen display, small size requirements.