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Quectel_EC200x&EG912Y&EC600N&EC600S系列TCP/IP AT的中文手册，方便英文不好的同志们。

Quectel TCP(IP)AT中文手册

目录
文档历史........................................................................................................................................................2
目录 ...............................................................................................................................................................3
表格索引........................................................................................................................................................5
1 引言 ........................................................................................................................................................6
1.1. 使用 TCP/IP AT 命令的流程........................................................................................................6
1.2. 数据访问模式说明 .......................................................................................................................8
2 TCP/IP AT 命令详解 ............................................................................................................................10
2.1. AT 命令语句 ..............................................................................................................................10
2.1.1. 定义 ................................................................................................................................10
2.1.2. AT 命令语句 ...................................................................................................................10
2.2. AT 命令说明 ..............................................................................................................................11
2.2.1. AT QICSGP 配置 TCP/IP 场景参数............................................................................11
2.2.2. AT QIACT 激活 PDP 场景..........................................................................................12
2.2.3. AT QIDEACT 去激活 PDP 场景 .................................................................................13
2.2.4. AT QIOPEN 打开 Socket 服务 ...................................................................................14
2.2.5. AT QICLOSE 关闭 Socket 服务 .................................................................................15
2.2.6. AT QISTATE 查询 Socket 服务状态...........................................................................16
2.2.7. AT QISEND 发送数据.................................................................................................18
2.2.8. AT QIRD 读取收到的 TCP/IP 数据.............................................................................20
2.2.9. AT QISENDEX 发送 16 进制字符串数据....................................................................22
2.2.10. AT QISWTMD 切换数据访问模式 ..............................................................................22
2.2.11. AT QPING 进行远程服务器 Ping 操作 .......................................................................23
2.2.12. AT QNTP 使用 NTP 服务器同步本地时间..................................................................24
2.2.13. AT QIDNSCFG 配置 DNS 服务器地址.......................................................................25
2.2.14. AT QIDNSGIP 用域名获取 IP 地址.............................................................................26
2.2.15. AT QICFG 配置可选参数............................................................................................27
2.2.16. AT QISDE 控制是否回显 AT QISEND 要发送的数据 ...............................................31
2.2.17. AT QIGETERROR 查询上一个错误代码....................................................................32
2.3. URC 说明 ..................................................................................................................................32
2.3.1.  QIURC: "closed" 连接断开通知.................................................................................32
2.3.2.  QIURC: "recv" 数据接收通知.....................................................................................33
2.3.3.  QIURC: "incoming full" 客户端连接已满通知 ............................................................33
2.3.4.  QIURC: "incoming" 客户端连接通知 .........................................................................33
2.3.5.  QIURC: "pdpdeact" PDP 去激活通知........................................................................34
3 示例 ......................................................................................................................................................35
3.1. 场景配置和激活.........................................................................................................................35
3.1.1. 场景配置.........................................................................................................................35
3.1.2. 场景激活.........................................................................................................................35
3.1.3. 场景去激活 .....................................................................................................................35
3.2. TCP 客户端在缓存模式下工作 ..................................................................................................35

 EC200x&EG912Y&EC600N&EC600S系列 TCP/IP应用指导
上海移远通信技术股份有限公司 4 / 46
3.2.1. 创建 TCP 客户端连接并进入缓存模式 ...........................................................................35
3.2.2. Buffer 模式下发送数据 ...................................................................................................36
3.2.3. Buffer 模式下从远程服务器接收数据..............................................................................36
3.2.4. 断开连接.........................................................................................................................37
3.3. TCP 客户端在透传模式下工作 ..................................................................................................37
3.3.1. 创建 TCP 客户端连接并进入透传模式 ...........................................................................37
3.3.2. 透传模式下发送数据.......................................................................................................37
3.3.3. 透传模式接收远程器端数据............................................................................................37
3.3.4. 断开 TCP 客户端连接.....................................................................................................37
3.4. TCP 客户端在直吐模式下工作 ..................................................................................................38
3.4.1. 创建 TCP 客户端连接并进入直吐模式 ...........................................................................38
3.4.2. 直吐模式下发送数据.......................................................................................................38
3.4.3. 直吐模式下接收远程服务器端数据.................................................................................38
3.4.4. 断开 TCP 用户端连接.....................................................................................................38
3.5. TCP 服务器在缓存模式下工作 ..................................................................................................39
3.5.1. 启动 TCP 服务器 ............................................................................................................39
3.5.2. 接受客户端的连接请求...................................................................................................39
3.5.3. 接收的客户端数据 ..........................................................................................................39
3.5.4. 断开 TCP 服务器连接.....................................................................................................40
3.6. UDP 服务示例 ...........................................................................................................................40
3.6.1. 打开 UDP 服务 ...............................................................................................................40
3.6.2. 向服务器发送 UDP 数据.................................................................................................40
3.6.3. 接收远程端数据..............................................................................................................40
3.6.4. 关闭 UDP 服务 ...............................................................................................................41
3.7. PING..........................................................................................................................................41
3.8. 同步本地时间.............................................................................................................................41
3.9. 获取上一个错误代码示例 ..........................................................................................................42
4 错误代码...............................................................................................................................................43
5 附录 A 术语缩写 .................................................................................................................................45

 EC200x&EG912Y&EC600N&EC600S系列 TCP/IP应用指导
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表格索引
表 1：AT 命令及相应类型.................................................................................................................................. 10
表 2：错误代码列表........................................................................................................................................... 43
表 3：术语缩写 .................................................................................................................................................. 45