地铁列车旅客信息系统中司机控制单元的设计及实现  

Design and Realization of DCU in Metro Train PIS

作　　者：邵玫[1] 

机构地区：[1]广州铁路职业技术学院电气工程系,广州讲师510100

出　　处：《城市轨道交通研究》2011年第1期94-97,共4页Urban Mass Transit

摘　　要：根据地铁列车旅客信息系统的控制要求,利用C8051F系列单片机及图形点阵液晶模块和智能键盘控制器,构建了稳定的司机控制单元硬件结构,开发了基于Modbus协议并利用RS485总线实现的司机控制单元功能。应用表明,该部件的软硬件设计及通信完全满足地铁列车旅客信息系统对终端设备的要求。According to the control requirements of metro passenger information system, the article describes the stable hardware architecture of the driver control unit,by using C8051F MCU, graphic dot matrix LCD modules and intelligent keyboard controller, because the development of driver control unit is based on Modbus protocol and RS-485 bus. The application shows that the software and hardware designs of DCU and its communications could meet the requirements for terminal equipment of metro train passenger information system.

关 键 词：地铁列车 旅客信息系统 司机控制单元 MODBUS协议 单片机 

分 类 号：U231.92[交通运输工程—道路与铁道工程]