Chinese Standard: GB/T 20999-2017

Data communication protocol between traffic signal controller and control center

全国智能运输系统标准化技术委员会(SAC/TC 268)

本标准规定了交通信号控制机与上位机间的数据通信协议的结构、物理层、数据链路层、网络层和应用层的要求。

本标准适用于交通信号控制系统中信号机与上位机间的数据通信。

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