摘要：本文主要介绍以CPLD 芯片进行十字路口的交通灯的设计，用CPLD 作为交通灯控制器的主控芯片，采用VHDL
语言编写控制程序，利用CPLD的可重复编程和在动态系统重构的特性，大大地提高了数字系统设计的灵活性和通用性。
关键词：CPLD；VHDL；交通灯控制器
中图分类号：TP39
Abstract ：This paper introduces the electronic-traffic lamp, which is based on the VHDL and is completed by
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