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R800C官方AT指令集(文件:R800_Series_AT_Command_Manual_V1.03).pdf
Version History
Contents
1Introduction
1.1Scope of the document
1.2Related documents
1.3Conventions and abbreviations
1.4AT Command syntax
1.4.1Basic syntax
1.4.2S Parameter syntax
1.4.3Extended Syntax
1.4.4Combining AT commands on the same Command line
1.4.5Entering successive AT commands on separate lines
1.5Supported character sets
1.6Flow control
1.6.1Hardware flow control (RTS/CTS flow control)
1.7Definitions
1.7.1Parameter Saving Mode
1.7.2Max Response Time
2AT Commands According to V.25TER
2.1Overview of AT Commands According to V.25TER
2.2Detailed Description of AT Commands According to V
2.2.1A/ Re-issues the Last Command Given
2.2.2ATA Answer an Incoming call
2.2.3ATD Mobile Originated Call to Dial A Number
2.2.4ATD> Originate Call to Phone Number in Current
2.2.5ATD> Originate Call to Phone Number in Memory
2.2.6ATDL Redial Last Telephone Number Used
2.2.7ATE Set Command Echo Mode
2.2.8ATH Disconnect Existing Connection
2.2.9ATI Display Product Identification Information
2.2.10+++ Switch from Data Mode or PPP Online Mode to C
2.2.11ATO Switch from Command Mode to Data Mode
2.2.12ATS0 Set Number of Rings before Automatically Ans
2.2.13ATS3 Set Command Line Termination Character
2.2.14ATS4 Set Response Formatting Character
2.2.15ATS5 Set Command Line Editing Character
2.2.16ATS10 Set Disconnnect Delay after Indicating the
2.2.17ATV TA Response Format
2.2.18ATX Set CONNEXT Result Code Format and Monitor Ca
2.2.19ATZ Reset Default Configuration
2.2.20AT&C Set DCD Function Mode
2.2.21AT&D Set DTR Function Mode
2.2.22AT&F Factory Defined Configuration
2.2.23AT&W Store Active Profile
2.2.24AT+GMI Request Manufacturer Identification
2.2.25AT+GMM Request TA Model Identification
2.2.26AT+GMR Request TA Revision Identification of Soft
2.2.27AT+GOI Request Global Object Identification
2.2.28AT+GSN Request TA Serial Number Identification(IM
2.2.29AT+ICF Set TE-TA Control Character Framing
2.2.30AT+IFC Set TE-TA Local Data Flow Control
2.2.31AT+IPR Set TE-TA Fixed Local Rate
2.2.32AT+HVOIC Disconnect Voice Call Only
3AT Commands According to 3GPP TS 27.007
3.1Overview of AT Commands According to 3GPP TS 27.00
3.2Detailed Description of AT Commands According to 3
3.2.1AT+CCFC Call Forwarding Number and Conditions Con
3.2.2AT+CCWA Call Waiting Control
3.2.3AT+CEER Extended Error Report
3.2.4AT+CGMI Request Manufacturer Identification
3.2.5AT+CGMM Request Model Identification
3.2.6AT+CGMR Request TA Revision Identification of Sof
3.2.7AT+CGSN Request Product Serial Number Identificat
3.2.8AT+CSCS Select TE Character Set
3.2.9AT+CHLD Call Hold and Multiparty
3.2.10AT+CIMI Request International Mobile Subscriber I
3.2.11AT+CLCC List Current Calls of ME
3.2.12AT+CLCK Facility Lock
3.2.13AT+CLIP Calling Line Identification Presentation
3.2.14AT+CLIR Calling Line Identification Restriction
3.2.15AT+CMEE Report Mobile Equipment Error
3.2.16AT+COLP Connected Line Identification Presentatio
3.2.17AT+COPS Operator Selection
3.2.18AT+CPAS Rhone Activity Status
3.2.19AT+CPBF Find Phonebook Entries
3.2.20AT+CPBR Read Current Phonebook Entries
3.2.21AT+CPBS Select Phonebook Memory Storage
3.2.22AT+CPBW Write Phonebook Entry
3.2.23AT+CPIN Enter PIN
3.2.24AT+CPWD Change Password
3.2.25AT+CREG Network Registration
3.2.26AT+CRSM Restricted SIM Access
3.2.27AT+CSQ Signal Quality Report
3.2.28AT+CMUX Multiplexer Control
3.2.29AT+CNUM Subscriber Number
3.2.30AT+CPOL Preferred Operator List
3.2.31AT+COPN Read Operator Names
3.2.32AT+CFUN Set Phone Functionality
3.2.33AT+CCLK Clock
3.2.34AT+CBC Battery Charge
3.2.35AT+CUSD Unstructured Supplementary Service Data
3.2.36AT+CSSN Supplementary Services Notification
3.2.37AT+CALM Alert Sound Mode
3.2.38AT+CALS Alert Sound Select
3.2.39AT+CRSL Ringer Sound Level
3.2.40AT+CMUT Mute Control
4AT Commands According to 3GPP TS 27.005
4.1Overview of AT Commands According to 3GPP TS 27.00
4.2Detailed Description of AT Commands According to 3
4.2.1AT+CMGD Delete SMS Message
4.2.2AT+CMGF Select SMS Message Format
4.2.3AT+CMGL List SMS Message from Preferred Store
4.2.4AT+CMGR Read SMS Message
4.2.5AT+CMGS Send SMS Message
4.2.6AT+CMGW Write SMS Message to Memory
4.2.7AT+CMSS Send SMS Message from Storage
4.2.8AT+CNMI New SMS Message Indications
4.2.9AT+CPMS Preferred SMS Message Storage
4.2.10AT+CSCA SMS Service Center Address
4.2.11AT+CSCB Select Cell Broadcast SMS Messages
4.2.12AT+CSDH Show SMS Text Mode Parameters
4.2.13AT+CSMP Set SMS Text Mode Parameters
5AT Commands Special for SIMCom
5.1Overview of AT Commands Special for SIMCom
5.2Detailed Description of AT Commands Special for SI
5.2.1AT+CPOWD Power Off
5.2.2AT+CADC Read ADC
5.2.3AT+CSCLK Configure Slow Clock
5.2.4AT+CENG Switch on or off Engineering Mode
5.2.7AT+MORING Show State of Mobile Originated Call
5.2.8AT+CCALR Call Ready Query
5.2.9AT+GSV Display Product Identification Information
5.2.10AT+GSMBUSY Reject Incoming Call
5.2.11AT+CEMNL Set the List of Emergency Number
5.2.12AT+CNETLIGHT Close the Net Light or Open It to Sh
5.2.13AT+CWHITELIST Set the White List
5.2.14AT+CSDT Switch on or off Detecting SIM Card
5.2.15AT+CSGS Netlight Indication of GPRS Status
5.2.16AT+CLTS Control Network Time Zone by Network
5.2.17AT+SSN Read and Set TA Serial Number
5.2.18AT+CIURC Enable or Disable Initial URC Presentati
5.2.19AT+CELLLOCK Set the List of ARFCN Which Needs to
5.2.20AT+CBAND Get and Set Mobile Operation Band
5.2.21AT+CMGDA Delete All SMS
5.2.22AT+CFGRI Indicate RI When Using URC
5.2.23AT+CRFSYNC Transmitting RF Synchronization Signal
5.2.24AT+CVDD AVDD Pin Supply External Power
5.2.25AT+STTONE Play SIM Toolkit Tone
5.2.26AT+SIMTONE Generate Specifically Tone
5.2.27AT+CLDTMF Local DTMF Tone Generation
5.2.28AT+CMEDPLAY Play Audio File
5.2.29AT+SNDLEVEL Set the Sound Level of Special AT Com
5.2.30AT+MCELL Show cell environment description
6AT Commands for GPRS Support
6.1Overview of AT Commands for GPRS Support
6.2Detailed Description of AT Commands for GPRS Suppo
6.2.1AT+CGATT Attach or Detach from GPRS Service
6.2.2AT+CGDCONT Define PDP Context
6.2.3AT+CGQMIN Quality of Service Profile (Minimum Acc
6.2.4AT+CGQREQ Quality of Service Profile (Requested)
6.2.5AT+CGACT PDP Context Activate or Deactivate
6.2.6AT+CGDATA Enter Data State
6.2.7AT+CGPADDR Show PDP Address
6.2.8AT+CGCLASS GPRS Mobile Station Class
6.2.9AT+CGEREP Control Unsolicited GPRS Event Reportin
6.2.10AT+CGREG Network Registration Status
6.2.11AT+CGSMS Select Service for MO SMS Messages
7AT Commands for File System
7.1Overview of AT Commands for File System
7.2Detailed Description of AT Commands for File Syste
7.2.1AT+CFSINIT Get Flash Data Buffer
7.2.2AT+CFSCREAT Create the File from the Flash
7.2.3AT+CFSWFILE Write File to the Flash Buffer Alloca
7.2.4AT+CFSRFILE Read File from Flash
7.2.5AT+CFSDFILE Delete the File from the Flash
7.2.6AT+CFSGFIS Get File Size
7.2.7AT+CFSREN Rename File
7.2.8AT+CFSGFRS Get the Size of File system
7.2.9AT+CFSTERM Free the Flash Buffer Allocated by CFS
7.2.10AT+CFSLFILE List All Files and Directories
8AT Commands for STK
8.1Overview of AT Commands for STK
8.2Detailed Description of AT Commands for STK
8.2.1AT^STR Remote-SAT Response
8.2.2AT^STGI Remote-SAT Get Information
8.2.3AT+STKAR Auto Response &URC set
9AT Commands for TCPIP
9.1Overview of AT Commands for TCPIP
9.2Detailed Description of AT Commands for TCPIP
9.2.1AT+CIPMUX Start Up Multi-IP Connection
9.2.2AT+CIPSTART Start Up TCP or UDP Connection
9.2.3AT+CIPSEND Send Data Through TCP or UDP Connectio
9.2.4AT+CIPQSEND Select Data Transmitting Mode
9.2.5AT+CIPACK Query Previous Connection Data Transmit
9.2.6AT+CIPCLOSE Close TCP or UDP Connection
9.2.7AT+CIPSHUT Deactivate GPRS PDP Context
9.2.8AT+CLPORT Set Local Port
9.2.9AT+CSTT Start Task and Set APN, USER NAME, PASSWO
9.2.10AT+CIICR Bring Up Wireless Connection with GPRS o
9.2.11AT+CIFSR Get Local IP Address
9.2.12AT+CIPSTATUS Query Current Connection Status
9.2.13AT+CDNSCFG Configure Domain Name Server
9.2.14AT+CDNSGIP Query the IP Address of Given Domain N
9.2.15AT+CIPHEAD Add an IP Head at the Beginning of a P
9.2.16AT+CIPATS Set Auto Sending Timer
9.2.17AT+CIPSPRT Set Prompt of ‘>’ When Module Sends Da
9.2.18AT+CIPSERVER Configure Module as Server
9.2.19AT+CIPCSGP Set CSD or GPRS for Connection Mode
9.2.20AT+CIPSRIP Show Remote IP Address and Port When R
9.2.21AT+CIPDPDP Set Whether to Check State of GPRS Net
9.2.22AT+CIPMODE Select TCPIP Application Mode
9.2.23AT+CIPCCFG Configure Transparent Transfer Mode
9.2.24AT+CIPSHOWTP Display Transfer Protocol in IP Head
9.2.25AT+CIPUDPMODE UDP Extended Mode
9.2.26AT+CIPRXGET Get Data from Network Manually
9.2.27AT+CIPRDTIMER Set Remote Delay Timer
9.2.28AT+CIPSGTXT Select GPRS PDP context
9.2.29AT+CIPTKA Set TCP Keep Alive Parameters
10AT Commands for IP Application
10.1Overview of AT Commands for IP Application
10.2Detailed Description of AT Commands for IP Applica
10.2.1AT+SAPBR Bearer Settings for Applications Based o
11AT Commands for HTTP
11.1Overview of AT Commands for GPRS HTTP
11.2Detailed Description of AT Commands for HTTP
11.2.1AT+HTTPINIT Initialize HTTP Service
11.2.2AT+HTTPTERM Terminate HTTP Service
11.2.3AT+HTTPPARA Set HTTP Parameters Value
11.2.4AT+HTTPDATA Input HTTP Data
11.2.5AT+HTTPACTION HTTP Method Action
11.2.6AT+HTTPREAD Read the HTTP Server Response
11.2.7AT+HTTPSTATUS Read HTTP Status
11.2.8AT+HTTPHEAD Read the HTTP Header Information of S
11.2.9AT+HTTPOPFS HTTP Read And Save the File with File
11.2.10AT+HTTPGETHEAD Show the HTTP Header Information i
12AT Commands for FTP Application
12.1Overview of AT Commands for FTP Application
12.2Detailed Description of AT Commands for FTP Applic
12.2.1AT+FTPPORT Set FTP Control Port
12.2.2AT+FTPMODE Set Active or Passive FTP Mode
12.2.3AT+FTPTYPE Set the Type of Data to Be Transferred
12.2.4AT+FTPPUTOPT Set FTP Put Type
12.2.5AT+FTPCID Set FTP Bearer Profile Identifier
12.2.6AT+FTPREST Set Resume Broken Download
12.2.7AT+FTPSERV Set FTP Server Address
12.2.8AT+FTPUN Set FTP User Name
12.2.9AT+FTPPW Set FTP Password
12.2.10AT+FTPGETNAME Set Download File Name
12.2.11AT+FTPGETPATH Set Download File Path
12.2.12AT+FTPPUTNAME Set Upload File Name
12.2.13AT+FTPPUTPATH Set Upload File Path
12.2.14AT+FTPGET Download File
12.2.15AT+FTPPUT Set Upload File
12.2.16AT+FTPDELE Delete Specified File in FTP Server
12.2.17AT+FTPSIZE Get the Size of Specified File in FTP
12.2.18AT+FTPSTATE Get the FTP State
12.2.19AT+FTPEXTPUT Extend Upload File
12.2.20AT+FTPMKD Make Directory on the Remote Machine
12.2.21AT+FTPRMD Remove Directory on the Remote Machine
12.2.22AT+FTPLIST List Contents of Directory on the Remo
12.2.23AT+FTPGETTOFS Download File and Save in File Syst
12.2.24AT+FTPPUTFRMFS Upload File from File System.
12.2.25AT+FTPEXTGET Extend Download File
12.2.26AT+FTPFILEPUT Load File in RAM from File System t
12.2.27AT+FTPQUIT Quit Current FTP Session
13AT Commands for MQTT
13.1Overview of AT Commands for MQTT
13.2Detailed Description of AT Commands for MQTT
13.2.1AT+SMCONN MQTT Connect
13.2.2AT+SMSUB MQTT Subscribe Message
13.2.3AT+SMPUB MQTT Publish Message
13.2.4AT+SMUNSUB MQTT Unsubscribe Message
13.2.5AT+SMSTATE MQTT State Query
13.2.6AT+SMDISC MQTT Disconnect
13.2.7AT+SMSSL MQTT SSL
14AT Commands for SSL Support
14.1Overview of AT Commands for SSL Support
14.2Detailed Description of AT Commands for SSL Suppor
14.2.1AT+SSLSETCERT Import SSL Certificate File
14.2.2AT+SSLCLICERT Import SSL Client Certificate File
14.2.3AT+SSLGETKEY Import SSL Private Key File
14.2.4AT+SSLOPT Set Client Authentication Mode
14.2.5AT+CIPSSL Set TCP/IP SSL Function
14.2.6AT+HTTPSSL Set HTTP SSL Function
14.2.7AT+FTPSSL Set FTP SSL Function
14.2.8AT+SSLCIPHERSUITES Add Ciphersuite Function
15AT Commands for NTP Application
15.1Overview of AT Commands for NTP Application
15.2Detailed Description of AT Commands for NTP Applic
15.2.1AT+CNTPCID Set GPRS Bearer Profile's ID
15.2.2AT+CNTP Synchronize Network Time
16AT Commands for PING
16.1Overview of AT Commands for PING
16.2Detailed Description of AT Commands for PING
16.2.1AT+CIPPING PING Request
16.2.2AT+CIPCTL Set the Mode When Receiving an IP Packe
16.2.3AT+CIPFLT Set the Rules of IP Filter
16.2.4AT+CIPBEIPING Set the Module to be PING or Not
17AT Commands for Audio
17.1Overview of AT Commands for Audio
17.2Detailed Description of AT Commands for Audio
17.2.1AT+CLVL Loud Speaker Volume Level
17.2.2AT+CMIC Change the Microphone Gain Level
17.2.3AT+CHFA Swap the Audio Channels
17.2.4AT+ECHO Echo Cancellation Control
17.2.5AT+SIDET Change the Side Tone Gain Level
18AT Commands for DDET
18.1Overview of AT Commands for DDET
18.2Detailed Description of AT Commands for DDET
18.2.1AT+DDET DTMF Detection Control
19AT Commands for TTS Application
19.1Overview of AT Commands for TTS Application
19.2Detailed Description of AT Commands for TTS Applic
19.2.1AT+CTTS TTS Operation
19.2.2AT+CTTSPARAM Set Parameters of the TTS Playing
19.2.3AT+CTTSPARAMEX Set More Parameters of the TTS Pla
20Supported Unsolicited Result Codes and Error Code
20.1Summary of CME ERROR Codes
20.2Summary of CMS ERROR Codes
20.3Summary of Unsolicited Result Codes
21ATC Differences among R800 Series
21.1AT+CALS
R800 Series_
AT Command Manual
GPRS Module
SIMCom Wireless Solutions Limited
Building B, SIM Technology Building, No.633, Jinzhong Road
Changning District, Shanghai P.R. China
Tel: 86-21-31575100
support@simcom.com
www.simcom.com
R800 Series_AT Command Manual_V1.03
Document Title:
Version:
Date:
Status:
GENERAL NOTES
R800 Series_AT Command Manual
1.03
2020.08.07
Released
SIMCOM OFFERS THIS INFORMATION AS A SERVICE TO ITS CUSTOMERS, TO SUPPORT
APPLICATION AND ENGINEERING EFFORTS THAT USE THE PRODUCTS DESIGNED BY SIMCOM.
THE INFORMATION PROVIDED IS BASED UPON REQUIREMENTS SPECIFICALLY PROVIDED TO
SIMCOM BY THE CUSTOMERS. SIMCOM HAS NOT UNDERTAKEN ANY INDEPENDENT SEARCH
FOR ADDITIONAL RELEVANT INFORMATION, INCLUDING ANY INFORMATION THAT MAY BE IN THE
CUSTOMER’S POSSESSION. FURTHERMORE, SYSTEM VALIDATION OF THIS PRODUCT
DESIGNED BY SIMCOM WITHIN A LARGER ELECTRONIC SYSTEM REMAINS THE RESPONSIBILITY
OF THE CUSTOMER OR THE CUSTOMER’S SYSTEM INTEGRATOR. ALL SPECIFICATIONS
SUPPLIED HEREIN ARE SUBJECT TO CHANGE.
COPYRIGHT
THIS DOCUMENT CONTAINS PROPRIETARY TECHNICAL INFORMATION WHICH IS THE PROPERTY
OF SIMCOM WIRELESS SOLUTIONS LIMITED COPYING, TO OTHERS AND USING THIS DOCUMENT,
ARE FORBIDDEN WITHOUT EXPRESS AUTHORITY BY SIMCOM. OFFENDERS ARE LIABLE TO THE
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TECHNICAL INFORMATION ，INCLUDING BUT NOT LIMITED TO REGISTRATION GRANTING OF A
PATENT , A UTILITY MODEL OR DESIGN. ALL SPECIFICATION SUPPLIED HEREIN ARE SUBJECT TO
CHANGE WITHOUT NOTICE AT ANY TIME.
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Building B, SIM Technology Building, No.633 Jinzhong Road, Changning District, Shanghai P.R. China
Tel: +86 21 31575100
Email: simcom@simcom.com
For more information, please visit:
https://www.simcom.com/download/list-863-en.html
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R800 Series_AT Command Manual_V1.03
Version History
Version
V1.00
Date
2019.6.17
Chapter
2.2.2 AT+ATA
2.2.3 AT+ATD
2.2.4 AT+ATD
2.2.5 AT+ATD
2.2.6 AT+ATDL
2.2.32 AT+HVOIC
3.2.1 AT+CCFC
3.2.2 AT+CCWA
3.2.9 AT+CHLD
3.2.11 AT+CLCC
3.2.13 AT+CLIP
3.2.14 AT+CLIR
3.2.16 AT+COLP
3.2.18 AT+CPAS
5.2.7 AT+MORING
5.2.10 AT+GSMBUSY
5.2.11 AT+CEMNL
5.2.13 AT+CWHITELIST
5.2.14 AT+CSDT
7.2.9 AT+CFSLFILE
11.2.9 AT+HTTPOPFS
11.2.10 AT+HTTPGETHEAD
17 AT Commands
Application
20 Supported Unsolicited Result
Codes
21 ATC Differences among R800
Series
3.2.37 AT+CALM
3.2.38 AT+CALS
3.2.39 AT+CRSL
3.2.40 AT+CMUT
5.2.24 AT+CRFSYNC
5.2.25 AT+CVDD
5.2.26 AT+STTONE
For Audio
V1.01.
2019.10.08
V1.02
2019.11.20
What is new
New version
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R800 Series_AT Command Manual_V1.03
Add command
Add command
Add command
Add command
Add command
Add command
Add chapter
for DDET
for
TTS
Add chapter
Delete command
Delete command
5.2.27 AT+SIMTONE
5.2.28 AT+CLDTMF
5.2.29 AT+CMEDPLAY
5.2.30 AT+SNDLEVEL
5.2.31 AT+MCELL
7.2.2 AT+CFSCREAT
18 AT Commands
Application
19
Application
17.2.7 AT+CAUD
5.2.17 AT+SIMEI
All
Commands
AT
V1.03
2020.08.07
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R800 Series_AT Command Manual_V1.03
Contents
1.6.1
1.7.1
1.7.2
2.1
2.2
1.5
1.6
1.7
1.1
1.2
1.3
1.4
1.4.1
1.4.2
1.4.3
1.4.4
1.4.5
Version History..................................................................................................................................... 3
Contents................................................................................................................................................. 5
1 Introduction......................................................................................................................................13
Scope of the document........................................................................................................................13
Related documents...............................................................................................................................13
Conventions and abbreviations..........................................................................................................13
AT Command syntax............................................................................................................................ 13
Basic syntax...................................................................................................................................14
S Parameter syntax......................................................................................................................14
Extended Syntax...........................................................................................................................14
Combining AT commands on the same Command line........................................................ 15
Entering successive AT commands on separate lines...........................................................15
Supported character sets.................................................................................................................... 15
Flow control............................................................................................................................................15
Hardware flow control (RTS/CTS flow control)........................................................................16
Definitions...............................................................................................................................................16
Parameter Saving Mode..............................................................................................................16
Max Response Time.....................................................................................................................16
2 AT Commands According to V.25TER.......................................................................................17
Overview of AT Commands According to V.25TER........................................................................ 17
Detailed Description of AT Commands According to V.25TER.....................................................18
A/ Re-issues the Last Command Given.................................................................................18
2.2.1
ATA Answer an Incoming call...................................................................................................18
2.2.2
ATD Mobile Originated Call to Dial A Number...................................................................... 19
2.2.3
ATD> Originate Call to Phone Number in Current Memory........................................ 21
2.2.4
ATD> Originate Call to Phone Number in Memory ............................................. 22
2.2.5
ATDL Redial Last Telephone Number Used..........................................................................24
2.2.6
ATE Set Command Echo Mode.............................................................................................. 25
2.2.7
ATH Disconnect Existing Connection.....................................................................................26
2.2.8
ATI Display Product Identification Information......................................................................26
2.2.9
+++ Switch from Data Mode or PPP Online Mode to Command Mode...........................27
2.2.10
2.2.11 ATO Switch from Command Mode to Data Mode................................................................27
2.2.12 ATS0 Set Number of Rings before Automatically Answering the call...............................28
2.2.13 ATS3 Set Command Line Termination Character................................................................ 29
2.2.14 ATS4 Set Response Formatting Character...........................................................................30
2.2.15 ATS5 Set Command Line Editing Character.........................................................................31
2.2.16 ATS10 Set Disconnnect Delay after Indicating the Absence of Data Carrier..................32
2.2.17 ATV TA Response Format........................................................................................................33
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3.1
3.2
2.2.18 ATX Set CONNEXT Result Code Format and Monitor Call Progress..............................34
2.2.19 ATZ Reset Default Configuration............................................................................................ 35
2.2.20 AT&C Set DCD Function Mode...............................................................................................35
2.2.21 AT&D Set DTR Function Mode................................................................................................36
2.2.22 AT&F Factory Defined Configuration......................................................................................37
2.2.23 AT&W Store Active Profile........................................................................................................37
2.2.24 AT+GMI Request Manufacturer Identification.......................................................................38
2.2.25 AT+GMM Request TA Model Identification............................................................................39
2.2.26 AT+GMR Request TA Revision Identification of Software Release..................................40
2.2.27 AT+GOI Request Global Object Identification...................................................................... 40
2.2.28 AT+GSN Request TA Serial Number Identification(IMEI)...................................................41
2.2.29 AT+ICF Set TE-TA Control Character Framing.................................................................... 42
2.2.30 AT+IFC Set TE-TA Local Data Flow Control......................................................................... 43
2.2.31 AT+IPR Set TE-TA Fixed Local Rate......................................................................................44
2.2.32 AT+HVOIC Disconnect Voice Call Only.................................................................................46
3 AT Commands According to 3GPP TS 27.007........................................................................ 48
Overview of AT Commands According to 3GPP TS 27.007..........................................................48
Detailed Description of AT Commands According to 3GPP TS 27.007...................................... 49
AT+CCFC Call Forwarding Number and Conditions Control.............................................49
3.2.1
AT+CCWA Call Waiting Control...............................................................................................51
3.2.2
AT+CEER Extended Error Report.......................................................................................... 53
3.2.3
AT+CGMI Request Manufacturer Identification....................................................................55
3.2.4
AT+CGMM Request Model Identification.............................................................................. 55
3.2.5
AT+CGMR Request TA Revision Identification of Software Release............................... 56
3.2.6
AT+CGSN Request Product Serial Number Identification(Identical with +GSN)........... 57
3.2.7
AT+CSCS Select TE Character Set....................................................................................... 58
3.2.8
AT+CHLD Call Hold and Multiparty........................................................................................ 59
3.2.9
3.2.10 AT+CIMI Request International Mobile Subscriber Identity................................................60
3.2.11 AT+CLCC List Current Calls of ME........................................................................................ 61
3.2.12 AT+CLCK Facility Lock............................................................................................................. 62
3.2.13 AT+CLIP Calling Line Identification Presentation................................................................ 64
3.2.14 AT+CLIR Calling Line Identification Restriction....................................................................66
3.2.15 AT+CMEE Report Mobile Equipment Error...........................................................................67
3.2.16 AT+COLP Connected Line Identification Presentation....................................................... 68
3.2.17 AT+COPS Operator Selection.................................................................................................70
3.2.18 AT+CPAS Rhone Activity Status............................................................................................. 71
3.2.19 AT+CPBF Find Phonebook Entries........................................................................................ 72
3.2.20 AT+CPBR Read Current Phonebook Entries....................................................................... 73
3.2.21 AT+CPBS Select Phonebook Memory Storage................................................................... 75
3.2.22 AT+CPBW Write Phonebook Entry.........................................................................................76
3.2.23 AT+CPIN Enter PIN...................................................................................................................77
3.2.24 AT+CPWD Change Password.................................................................................................79
3.2.25 AT+CREG Network Registration.............................................................................................80
3.2.26 AT+CRSM Restricted SIM Access..........................................................................................81
3.2.27 AT+CSQ Signal Quality Report............................................................................................... 82
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4.1
4.2
3.2.28 AT+CMUX Multiplexer Control.................................................................................................84
3.2.29 AT+CNUM Subscriber Number............................................................................................... 85
3.2.30 AT+CPOL Preferred Operator List..........................................................................................87
3.2.31 AT+COPN Read Operator Names..........................................................................................88
3.2.32 AT+CFUN Set Phone Functionality........................................................................................ 89
3.2.33 AT+CCLK Clock......................................................................................................................... 90
3.2.34 AT+CBC Battery Charge.......................................................................................................... 91
3.2.35 AT+CUSD Unstructured Supplementary Service Data.......................................................92
3.2.36 AT+CSSN Supplementary Services Notification..................................................................93
3.2.37 AT+CALM Alert Sound Mode...................................................................................................95
3.2.38 AT+CALS Alert Sound Select.................................................................................................. 96
3.2.39 AT+CRSL Ringer Sound Level................................................................................................97
3.2.40 AT+CMUT Mute Control........................................................................................................... 98
4 AT Commands According to 3GPP TS 27.005......................................................................100
Overview of AT Commands According to 3GPP TS 27.005........................................................100
Detailed Description of AT Commands According to 3GPP TS 27.005.................................... 100
AT+CMGD Delete SMS Message........................................................................................ 100
4.2.1
AT+CMGF Select SMS Message Format........................................................................... 102
4.2.2
AT+CMGL List SMS Message from Preferred Store.........................................................102
4.2.3
AT+CMGR Read SMS Message.......................................................................................... 106
4.2.4
AT+CMGS Send SMS Message...........................................................................................109
4.2.5
AT+CMGW Write SMS Message to Memory...................................................................... 111
4.2.6
AT+CMSS Send SMS Message from Storage................................................................... 113
4.2.7
AT+CNMI New SMS Message Indications..........................................................................114
4.2.8
AT+CPMS Preferred SMS Message Storage.....................................................................117
4.2.9
4.2.10 AT+CSCA SMS Service Center Address.............................................................................118
4.2.11 AT+CSCB Select Cell Broadcast SMS Messages.............................................................119
4.2.12 AT+CSDH Show SMS Text Mode Parameters...................................................................121
4.2.13 AT+CSMP Set SMS Text Mode Parameters.......................................................................122
5 AT Commands Special for SIMCom........................................................................................ 124
Overview of AT Commands Special for SIMCom......................................................................... 124
Detailed Description of AT Commands Special for SIMCom...................................................... 125
AT+CPOWD Power Off.......................................................................................................... 125
5.2.1
AT+CADC Read ADC............................................................................................................. 125
5.2.2
AT+CSCLK Configure Slow Clock........................................................................................126
5.2.3
AT+CENG Switch on or off Engineering Mode...................................................................127
5.2.4
AT+MORING Show State of Mobile Originated Call......................................................... 132
5.2.7
AT+CCALR Call Ready Query.............................................................................................. 133
5.2.8
AT+GSV Display Product Identification Information..........................................................134
5.2.9
5.2.10 AT+GSMBUSY Reject Incoming Call...................................................................................134
5.2.11 AT+CEMNL Set the List of Emergency Number................................................................ 135
5.2.12 AT+CNETLIGHT Close the Net Light or Open It to Shining.............................................136
5.2.13 AT+CWHITELIST Set the White List....................................................................................137
5.2.14 AT+CSDT Switch on or off Detecting SIM Card.................................................................139
5.2.15 AT+CSGS Netlight Indication of GPRS Status...................................................................140
5.1
5.2
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6.1
6.2
5.2.16 AT+CLTS Control Network Time Zone by Network........................................................... 141
5.2.17 AT+SSN Read and Set TA Serial Number.......................................................................... 142
5.2.18 AT+CIURC Enable or Disable Initial URC Presentation...................................................143
5.2.19 AT+CELLLOCK Set the List of ARFCN Which Needs to Be Locked............................. 144
5.2.20 AT+CBAND Get and Set Mobile Operation Band..............................................................145
5.2.21 AT+CMGDA Delete All SMS.................................................................................................. 146
Indicate RI When Using URC...........................................................................148
5.2.22 AT+CFGRI
5.2.23 AT+CRFSYNC Transmitting RF Synchronization Signal..................................................149
5.2.24 AT+CVDD AVDD Pin Supply External Power.....................................................................150
5.2.25 AT+STTONE Play SIM Toolkit Tone..................................................................................... 150
5.2.26 AT+SIMTONE Generate Specifically Tone..........................................................................152
5.2.27 AT+CLDTMF Local DTMF Tone Generation.......................................................................153
5.2.28 AT+CMEDPLAY Play Audio File........................................................................................... 154
5.2.29 AT+SNDLEVEL Set the Sound Level of Special AT Command...................................... 155
5.2.30 AT+MCELL Show cell environment description................................................................. 156
6 AT Commands for GPRS Support............................................................................................159
Overview of AT Commands for GPRS Support.............................................................................159
Detailed Description of AT Commands for GPRS Support......................................................... 159
AT+CGATT Attach or Detach from GPRS Service............................................................ 159
6.2.1
AT+CGDCONT Define PDP Context................................................................................... 160
6.2.2
AT+CGQMIN Quality of Service Profile (Minimum Acceptable)......................................162
6.2.3
AT+CGQREQ Quality of Service Profile (Requested)...................................................... 164
6.2.4
AT+CGACT PDP Context Activate or Deactivate.............................................................. 166
6.2.5
AT+CGDATA Enter Data State..............................................................................................167
6.2.6
AT+CGPADDR Show PDP Address.....................................................................................168
6.2.7
AT+CGCLASS GPRS Mobile Station Class....................................................................... 169
6.2.8
AT+CGEREP Control Unsolicited GPRS Event Reporting.............................................. 170
6.2.9
6.2.10 AT+CGREG Network Registration Status...........................................................................171
6.2.11 AT+CGSMS Select Service for MO SMS Messages........................................................ 173
7 AT Commands for File System................................................................................................. 175
Overview of AT Commands for File System.................................................................................. 175
Detailed Description of AT Commands for File System............................................................... 175
AT+CFSINIT Get Flash Data Buffer..................................................................................... 175
7.2.1
AT+CFSCREAT Create the File from the Flash.................................................................176
7.2.2
AT+CFSWFILE Write File to the Flash Buffer Allocated by CFSINIT.............................177
7.2.3
AT+CFSRFILE Read File from Flash...................................................................................178
7.2.4
AT+CFSDFILE Delete the File from the Flash................................................................... 179
7.2.5
AT+CFSGFIS Get File Size................................................................................................... 180
7.2.6
AT+CFSREN Rename File.................................................................................................... 181
7.2.7
AT+CFSGFRS Get the Size of File system........................................................................ 181
7.2.8
AT+CFSTERM Free the Flash Buffer Allocated by CFSINIT...........................................182
7.2.9
7.2.10 AT+CFSLFILE List All Files and Directories....................................................................... 183
8 AT Commands for STK............................................................................................................... 184
Overview of AT Commands for STK................................................................................................184
7.1
7.2
8.1
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