基于MC-51和CPLD的智能信号机驱动板设计  

Design on intelligent traffic machine driver board based on MCS-51 and CPLD

作　　者：梁娟[1] 曲仕茹[1] 

机构地区：[1]西北工业大学自动化学院,西安710072

出　　处：《工业仪表与自动化装置》2008年第1期46-48,共3页Industrial Instrumentation & Automation

摘　　要：介绍了基于MCS-51和CPLD的新型智能信号机驱动板设计。简要介绍了智能信号机的现状,分析新型智能信号机驱动板的功能,阐述了硬件功能划分、软件设计、I/O扩展和逻辑实现等开发过程。该设计实现了灯色控制和安全检测功能,扩展性强,适用于多种类型的交叉口信号控制。The paper introduces a driver board for intelligent traffic machine based on MCS -51 and CPLD. The actuality of traffic machine is described, and the required function for driver board is proposed. The develop including hardwire design, software design and logic realization for I/O expansion is presented in detail. The driver board can be applied to any intersection because of combining traffic signal control and safety detection.

关 键 词：智能交通信号机 MCS-51 CPLD 信号灯控制 绿切控制 

分 类 号：TP29[自动化与计算机技术—检测技术与自动化装置]