SIMCom SIM900A 模块AT命令手册
V1.02
SIM900A AT 命令手册
V1.02 2 12.07.2010
手册名称： SIMCom SIM900A 模块AT命令手册
版本： 1.02
日期： 2010-7-23
状态： 归档
对应英文文档名称： SIM900_ATC_V1.02
一般事项
SIMCom把本手册作为一项对客户的服务，编排紧扣客户需求，章节清晰，叙述简要，
力求客户阅读后，可以通过AT命令轻松使用模块，加快开发应用和工程计划的进度。
SIMCom不承担对相关附加信息的任何独立试验，包含可能属于客户的任何信息。而且，
对一个包含SIMCom模块、大些的电子系统而言，客户或客户的系统集成商肩负其系统验证
的责任。
由于产品版本升级或其它原因，本手册内容会不定期进行更新。除非另有约定，本手册
仅作为使用指导，本手册中的所有陈述、信息和建议不构成任何明示或暗示的担保。手册中
信息修改，恕不另行通知。
版权
本手册包含芯讯通无线科技（上海）有限公司的专利技术信息。除非经本公司书面许可，
任何单位和个人不得擅自摘抄、复制本手册内容的部分或全部，并不得以任何形式传播，犯
规者可被追究支付赔偿金。对专利或者实用新型或者外观设计的版权所有，SIMCom保留一
切权利。
版权所有©芯讯通无线科技（上海）有限公司2010年
SIM900A AT 命令手册
V1.02 3 12.07.2010
版本历史
版本 章节 更改说明
V1.00 初始版本 本手册依据 SIM900A 模块 AT 命令测试报告编写
V1.01 3.2.50 AT+CALS
6.2.27 AT+CBTE
6.2.30 AT+STTONE
8.2.21 AT+CIPDPDP
8.2.25AT+CIPUDPMODE
6.2.45 AT+SGPIO
6.2.46 AT+SPWM
6.2.47 AT+ECHO
增加命令
增加命令
增加命令
增加命令
增加命令
增加命令
增加命令
增加命令
V1.02 3.2.16 AT+CLCC
3.2.30 AT+CR
增加写命令
增加 GPRS 提示
SIM900A AT 命令手册
V1.02 4 12.07.2010
目 录
版本历史..................................................................................................................................................3
第 1 章 AT 命令概述 ...........................................................................................................................10
1.1 文档范围.....................................................................................................................................10
1.2 相关资料.....................................................................................................................................10
1.3 惯例和术语缩写 .........................................................................................................................10
1.4 AT命令语法 .................................................................................................................................10
1.4.1 基础类命令..........................................................................................................................11
1.4.2 S参数类命令.........................................................................................................................11
1.4.3 扩展类命令..........................................................................................................................11
1.4.4 同行中数条AT命令的组合输入用法..................................................................................12
1.4.5 分行相继输入数条AT 命令的用法 ......................................................................................12
1.5 支持的字符集.............................................................................................................................12
1.6 流控简介.....................................................................................................................................12
1.6.1 软件流控 (即XON/XOFF 流控) .......................................................................................13
1.6.2 硬件流控 (即RTS/CTS 流控)............................................................................................13
第 2 章 基于V.25TER AT命令..............................................................................................................14
2.1 基于V.25TER AT命令概述 .........................................................................................................14
2.2 基于V.25TER标准AT 命令详细描述 .........................................................................................15
2.2.1 A/ 重复上一条AT命令 ......................................................................................................15
2.2.2 ATA 呼叫应答....................................................................................................................15
2.2.3 ATD 移动台呼叫某一号码 ...............................................................................................16
2.2.6 ATDL 重拨上次呼叫号码 .................................................................................................20
2.2.7 ATE 设置命令回显模式....................................................................................................21
2.2.8 ATH 挂机控制 ...................................................................................................................21
2.2.9 ATI 显示产品ID信息.........................................................................................................22
2.2.10 ATL 设置监听扬声器音量 ..............................................................................................22
2.2.11 ATM 设置监听扬声器模式.............................................................................................23
2.2.12 +++ 从数据模式或 PPP在线模式切换至命令模式......................................................23
2.2.13 ATO 从命令模式切换至数据模式..................................................................................23
2.2.14 ATP 选择脉冲拨号 ..........................................................................................................24
2.2.15 ATQ 设置结果码抑制模式 .............................................................................................24
2.2.16 ATS0 自动应答前振铃 ....................................................................................................24
2.2.17 ATS3 设置命令终止符 ....................................................................................................25
2.2.18 ATS4 设置响应格式字符 ................................................................................................25
2.2.19 ATS5 编辑字符................................................................................................................26
2.2.20 ATS6 盲拨号前暂停 ........................................................................................................26
2.2.21 ATS7 设置呼叫建立的时间 ............................................................................................26
2.2.22 ATS8 设置逗号拨号修改量暂停拨号时间 ....................................................................27
2.2.23 ATS10 挂机时延 ..............................................................................................................27
2.2.24 ATT 选择DTMF音频拨号...............................................................................................28
2.2.25 ATV 设置TA响应内容的格式 .......................................................................................28
2.2.26 ATX 设置 CONNECT 结果码格式和监测呼叫进程...................................................29
SIM900A AT 命令手册
V1.02 5 12.07.2010
2.2.27 ATZ 复位为缺省配置......................................................................................................29
2.2.28 AT&C 设置 DCD 功能模式 ..........................................................................................30
2.2.29 AT&D 设置 DTR 功能模式 ..........................................................................................31
2.2.30 AT&F 复位为出厂默认配置 ...........................................................................................31
2.2.31 AT&V 显示当前配置 ......................................................................................................33
2.2.32 AT&W 保存用户当前的配置..........................................................................................33
2.2.33 AT+GCAP 请求TA总功能列表.......................................................................................34
2.2.34 AT+GMI 请求制造商ID....................................................................................................34
2.2.35 AT+GMM 请求TA的制造商和型号信息 .......................................................................35
2.2.36 AT+GMR 请求TA的软件版本..........................................................................................35
2.2.37 AT+GOI 请求全球目标识别ID.......................................................................................35
2.2.38 AT+GSN 请求TA的序列号 (IMEI)................................................................................36
2.2.39 AT+ICF 设置 TE-TA 帧格式.........................................................................................36
2.2.40 AT+IFC TE-TA本地流量控制 ........................................................................................37
2.2.41 AT+IPR 设置TE-TA固定波特率.....................................................................................38
2.2.42 AT+HVOIC 仅挂断主叫的语音呼叫 .............................................................................39
第 3 章 GSM07.07 标准AT 命令..........................................................................................................40
3.1 GSM07.07 标准AT 命令概述......................................................................................................40
3.2 GSM07.07 标准AT 命令 详细描述............................................................................................41
3.2.1 AT+CACM 累计呼叫计量器 ............................................................................................41
3.2.2 AT+CAMM 累计呼叫计量器最大值设置或者查询........................................................42
3.2.3 AT+CAOC 计费通知.........................................................................................................43
3.2.4 AT+CBST 选择承载业务类型 ..........................................................................................44
3.2.5 AT+CCFC 呼叫转移..........................................................................................................44
3.2.6 AT+CCWA 呼叫等待.........................................................................................................46
3.2.7AT+CEER 扩展错误报告...................................................................................................48
3.2.8 AT+CGMI 查询制造商名称..............................................................................................50
3.2.9 AT+CGMM 查询模块型号 ...............................................................................................50
3.2.10 AT+CGMR 查询模块版本信息 ......................................................................................50
3.2.11 AT+CGSN 查询产品序列号 (同+GSN 功能相同).......................................................51
3.2.12 AT+CSCS 选择TE字符集 ...............................................................................................51
3.2.13 AT+CSTA 选择地址类型 ................................................................................................52
3.2.14 AT+CHLD 呼叫保持和多方通话 ...................................................................................53
3.2.15 AT+CIMI 国际移动台设备标识请求 ...............................................................................54
3.2.16 AT+CLCC 查询呼叫列表................................................................................................54
3.2.17 AT+CLCK 设备锁定 .......................................................................................................55
3.2.18 AT+CLIP 设置指示来电号码..........................................................................................57
3.2.19 AT+CLIR 主叫号码显示限制设置 .................................................................................58
3.2.20 AT+CMEE 上报移动设备错误 .......................................................................................59
3.2.21 AT+COLP 设置被叫号码显示........................................................................................60
3.2.22 AT+COPS 选择运营商 ....................................................................................................61
3.2.23 AT+CPAS 通话状态 ........................................................................................................63
3.2.24 AT+CPBF 查找电话簿记录 ............................................................................................64
3.2.25 AT+CPBR 查询电话簿记录............................................................................................64
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