RS485总线在飞机交流电源功率控制器中的应用

RS485 Bus Application in aircraft AC power controller

交流电源功率控制器(APCU)是实现飞机电气负载控制与电源自动化管理的重要组成部分。利用TMS320F2812内置的SCI模块,编写相关程序实现RS485总线的设计,该通信总线主要完成系统的故障分析和软件升级。通过实际的通信试验,结果表明系统RS485总线数据传输准确,通信运行可靠,达到预期的设计目标。

AC Power Controller (APCU)is the important part of a load of aircraft electrical power automation control and man-agement.SCI module is built in TMS320F2812,through the preparation of procedures designed to achieve RS485 bus features,it mainly to complete the system fault analysis and software upgrades.The actual test results show that the data transfer of the RS485 bus is accurate and reliable,it achieves the desired design goals.