Abstract: Radar information server is an important part of an Air Traffic Control（ATC） system.It collects radar information and transmits to ATC host.The paper presents a design of radar information server using serial communications controller Z85230 and ARM9 Microprocessor AT91RM9200.Software design is based on Linux.The paper elaborates on three aspects：hardware interface between Z85230 and AT91RM9200，multiple link protocol support，and access to Z85230 through Linux interfaces.

摘要： 雷达情报服务器是航管系统的关键设备之一，用于收集雷达信息并将其传输给航管主机。提出了一个雷达情报服务器的软硬件设计方案，硬件以串行通信控制器Z85230与ARM9微处理器AT91RM9200为基础，软件基于Linux操作系统。文中重点阐述了Z85230和AT91RM9200的硬件接口设计、基于Linux的多链路协议整合以及底层驱动实现这三个关键技术。