文件名称：华为EM200无线模块_AT命令手册
文件大小：674KB
文件格式：PDF
更新时间：2014-07-31 04:19:44
华为 无线 AT命
1 AT命令概述 ....................................................................................................................1-1 1.1 概述 .............................................................................................................................................. 1-1 1.2 AT命令简介 .................................................................................................................................... 1-1 1.3 AT命令类型 .................................................................................................................................... 1-2 1.4 AT命令语法 .................................................................................................................................... 1-2 2 语音业务相关命令 .........................................................................................................2-1 2.1 HUAWEI命令集 ............................................................................................................................. 2-1 2.1.1 呼叫应答命令：AT$QCCAV（用于语音业务）.................................................................... 2-1 2.1.2 呼叫发起命令：AT+CDV（用于语音业务） ........................................................................ 2-2 2.1.3 呼叫挂断命：AT+CHV ......................................................................................................... 2-2 2.1.4 自动应答设置命令：AT%AUTOA ........................................................................................ 2-3 2.1.5 错误提示 AT+CME ERROR ................................................................................................ 2-4 2.1.6 被叫提示 AT+CRING........................................................................................................... 2-4 2.1.7 来电显示指示： AT+CLIP ................................................................................................... 2-4 2.1.8 呼叫连接指示：AT％CCNT.................................................................................................. 2-5