3.1 术语和定义........................................................................................................................................... 1 3.2 缩略语................................................................................................................................................... 2 4 协议基础.......................................................................................................................................................... 3 4.1 通信方式............................................................................................................................................... 3 4.2 数据类型............................................................................................................................................... 3 4.3 传输规则............................................................................................................................................... 3 4.4 消息的组成........................................................................................................................................... 3 5 通信连接.......................................................................................................................................................... 5 5.1 连接的建立........................................................................................................................................... 5 5.2 连接的维持........................................................................................................................................... 5 5.3 连接的断开...........................................................பைடு நூலகம்............................................................................... 5 6 消息处理.......................................................................................................................................................... 5 6.1 TCP和UDP消息处理............................................................................................................................. 5 6.2 SMS消息处理........................................................................................................................................ 6 7 协议分类.......................................................................................................................................................... 6 7.1 概述....................................................................................................................................................... 6 7.2 终端管理类协议................................................................................................................................... 6 7.3 位置、报警类协议 ............................................................................................................................... 7 7.4 信息类协议........................................................................................................................................... 7 7.5 电话类协议........................................................................................................................................... 8 7.6 车辆控制类协议................................................................................................................................... 8 7.7 车辆管理类协议................................................................................................................................... 8 7.8 信息采集类协议................................................................................................................................... 8 7.9 多媒体类协议....................................................................................................................................... 9 7.10 通用数据传输类................................................................................................................................. 9 7.11 加密类协议 ......................................................................................................................................... 9 7.12 分包消息........................................................................................................................................... 10 8 数据格式........................................................................................................................................................ 10 8.1 终端通用应答..................................................................................................................................... 10 8.2 平台通用应答..................................................................................................................................... 10 8.3 终端心跳............................................................................................................................................. 10 8.4 补传分包请求..................................................................................................................................... 10 8.5 终端注册..............................................................................................................................................11 8.6 终端注册应答......................................................................................................................................11 8.7 终端注销............................................................................................................................................. 12
道路运输车辆卫星定位系统 北斗兼容车载终端通讯协议技术规范
GNSS system for operating vehicles —General specifications for the communication protocol and data
format of BD compatible vehicle terminal
中华人民共和国交通运输部发布
二〇一三年一月
目次
前言.................................................................................................................................................................... IV 1 范围.................................................................................................................................................................. 1 2 规范性引用文件.............................................................................................................................................. 1 3 术语和定义、缩略语...................................................................................................................................... 1