Alphabetical Listing of AT Commands | Sony Ericsson GM47, GM48

19. Alphabetical Listing of AT Commands

AT Command	Description	Page No.

AT	Attention Command	183

AT&C	Circuit 109 (DCD) Control	197

AT&D	Circuit 108 (DTR) Response	197

AT&F	Set to Factory Defined Configuration	183

AT&S	Circuit 107 (DSR) response	197

AT&W	Store User Profile	183

AT*	List all Supported AT Commands	184

AT*E2APR	M2M Audio Profile Manipulation	135

AT*E2CD	Ericsson M2M Cell Description	209

AT*E2EAMS	Ericsson M2M Audio Profile Modification	129

AT*E2EMM	Ericsson M2M Engineering Monitoring Mode	211

AT*E2ESC	M2M Escape Sequence Guard Time	207

AT*E2FAX	Ericsson M2M Fax Comm. Baud Rate Modification	181

AT*E2IO	Ericsson M2M Input/Output Read/Write	191

AT*E2NBTS	Ericsson M2M Neighbour BTS	232

AT*E2NMPR	Ericsson M2M Set NMEA (GPS) Port Rate	178

AT*E2PBCS	Ericsson M2M Phonebook Check Sum	235

AT*E2PHFB	Portable Handsfree Button Sense Enable	140

AT*E2SMSRI	Ring Indicator for SMS	284

AT*E2SPI	Serial Peripheral Interface	205

AT*E2SPN	M2M Service Provider Indication	217

AT*E2SSD	M2M Supplementary Service Dispatch	313

AT*E2SSI	M2M Supplementary Service Indications	314

AT*E2SSN	Ericsson M2M SIM Serial Number	221

AT*E2STKC	M2M STK Set Up Call	300

AT*E2STKD	M2M STK Display Text	290

AT*E2STKG	M2M STK Get Inkey	291

AT*E2STKI	M2M STK Get Input	293

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LZT 123 7263 R1C

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Sony Ericsson GM47, GM48 manual Alphabetical Listing of AT Commands

Contents

GM47/GM48 Publication number LZT 123 7263 R1C All rights reserved Contents Digital Ground Dgnd Where to Install the ModuleVIO 2.75V Supply 14.1 Digital to Analogue Converter DAC 14.2 Conventions AT Command Syntax AT Response Syntax Blind Dial Delay Control 104 Command Line Editing Character Backspace 104Connection Completion Timeout 105 Ericsson Master Reset 109 Quality of Service Profile Minimum Acceptable 164 Select Bearer Service Type 153Quality of Service Profile Requested 166 Select Service for MO SMS Messages 170 Reset to Default Configuration 200 12.9 Command Echo 198 12.7Switch to 07.10 Multiplex Protocol 200 12.10 Restore SMS Settings 202 12.11 Select Service for MO SMS Messages 251 15.3 Ericsson Settings Number 242 14.11Service Centre Address 253 15.5 Send Command 262 15.10 M2M Supplementary Service Dispatch 313 18.10 Advice of Charge 309 18.5M2M Supplementary Service Indications 314 18.11 Supplementary Service Notification 328 18.17 Part 1 Overview Page Target Users IntroductionPrerequisites Manual Structure Part 4 Using AT Commands GM47/GM48 Modules About the GM47/GM48 FamilyGM47 in a Communication System Interface between the Module and the Application Gmsk Features Short Message Service Average Power Consumption Service and Support Precautions Abbreviation Abbreviations THD Part 2 Developer’s Kit Page Overview Contents of the Kit Module connections to the developer’s board General Functioning of the Kit Power supply connection and the on-board voltages Audio signals, connection and routing Front view Using the Developer’s Kit Start up Check List Developer’s board overlay Developer’s Board Overlay SW4 Service Jumpers, Switches and Connectors Dcio ON/OFF Pcmuld Pcmdld Pcmclk Pcmsync Dgnd Pcmin Pcmout System Micn Bearn Bearp Micp PCMSimvcc Simrst Simclk Simdat Simpresence Simgnd EAR Test System connector pin assignments System Connector Pin Assignments Part 3 Integrating the Module Page Interface Description Mechanical Description Dimensions of the GM47 Physical Dimensions GM47, viewed from underneath System Connector Interface VCC SDA ADC3SCL Buzzer Afms General Electrical and Logical CharacteristicsAtms Agnd Grounds VCC Regulated Power Supply Input Parameter Mode ON/OFF and External Power Signal Times are defined as follows ON/OFF timing and VIO performance Analogue Audio Output at BEARN/BEARP for 3dBm0 at Pcmin Output at Afms for 3dBm0 at PcminAUX AMP Rxpga Microphone connections to the module Table below shows the audio signal levels for Afms Speaker Signals Electrical characteristics PCM Digital AudioPcmdld to Pcmin Pcmuld to Pcmout 16-bit data word format 16-bit word within 24-bit frame Pcmclk Pcmsyn Pcmout Serial Data Interfaces OFF RD, TD RTS, CTS, DTR, DCD, RI Table below shows the switching times UART2 TD2, RD2 RD is used to send data to your application via UART3 SIM Card Related SignalsSimvcc Simdata SIM Detection Simpresence Buzzer Service/Programming12 LED LED states shown below, are hard coded Following circuit should be used to connect an LED General Purpose Digital I/O Ports DAC General Purpose Analogue I/O PortsADC1 ADC2 DAC loads Txon Burst Transmission External I 2C Serial Control Bus Vrtc Real Time Clock 10 RTC connections Antenna Connector Hints for Integrating the Module Safety Advice and Precautions Installation of the Module How to Install the Module Antenna Antenna Type Possible Communication Disturbances Mechanical Specifications Technical Data Environmental specifications Declaration of Conformity FCC Certificate Part 4 Using AT Commands Page Syntax Description Introduction to AT Commands Example! ATL=0CR sets the volume of the speaker Example! AT+CSCS?CR show current character set Example! AT+CFUN=0CR powers down the moduleCROKCRfinal result code response Crokcr final result code Invalid command or command line too long Command executed, no errorsNo dialling possible, wrong mode Remote station busy Error Codes 2 +CMS Error Message Service Failure Result Code SMS Text Mode Examples on How to Use the AT Commands +CMTI SM,2 Reading messages is performed as in PDU mode AT+CMGL=ALL Gprs Communication GM47/GM48 INTEGRATOR’S Manual PIN Control Call ControlAnswer Incoming Call See 3.26, AT+CPIN PIN Control ATD Dial No Dial ToneBusy Dialstring Description ATD07747008670 AT+VTS=4 ATH Hang up Signals the MS to terminate an active callATL Monitor Speaker Loudness Included for compatibity. No functionality ATO Return to Online Data Mode ATP Select Pulse DiallingATT Select Tone Dialling ATX Call Progress Monitoring Control 10 AT+CHUP Hang up CallDuring a call set-up 11 AT+CMOD Call Mode AT+CMOD?AT+CMOD=? 13 AT+VTS Dtmf and Tone Generation 12 AT+CVHU Voice Hang-Up Ascii Dtmf 100 Control and Status ATQ Result Code SuppressionATS0 Automatic Answer Control ATS2 Escape Sequence Character ATS3 Command Line Termination CharacterATS2? ATS3? ATS4? ATS4 Response Formatting Character ATS6 Blind Dial Delay Control ATS5 Command Line Editing Character BackspaceImmediately preceding character Included for compatibility. No functionality ATS8 Comma Dial Modifier Delay Control ATS7 Connection Completion TimeoutConnection being established. If this time is exceeded then Connection is aborted 11 AT*ECAM Ericsson Call Monitoring 10 ATS10 Automatic Disconnect Delay ControlAT*ECAM? AT*ECAM=? Control and Status 12 AT*EDST Ericsson Daylight Saving Time This command sets the daylight saving time hoursEcam AT*EDST? 13 AT*EMAR Ericsson Master Reset AT*EMAR=?AT+CLCK 15 AT*ESMM Ericsson Settings Minute Minder 14 AT*EPEEInserted and accepted 16 AT+CALA Set Alarm AT+CALA?AT+CALA=? This command removes an active alarm 17 AT+CALD Alarm DeleteUnsolicited result codes +CALV n AT+CALD=? +CCLK 00/01/01,225448+00 AT+CCLK=19/11/02,093000+00 18 AT+CCLK Set Clock and DateAT+CCLK? AT+CCLK=? 19 AT+CEER Extended Error Report 20 AT+CFUN Set Phone FunctionalityInformation given by the GSM network in text format 21 AT+CIND Indicator Control AT+CIND?AT+CIND=? 23 AT+CMEE Mobile Equipment Error 22 AT+CLAC List all available AT Commands 24 AT+CMER Mobile Equipment Event Reporting AT+CMER?AT+CMER=? 25 AT+CPAS Phone Activity Status Unsolicited Result Codes +CKEV key,press +CIEV ind,valueAT+CPAS=? +CPAS 0,3,4,129,130,131 26 AT+CPIN PIN Control PH-SIM PIN AT+CPIN=0000SIM PIN2 SIM PUK2 AT+CPWD=? 27 AT+CPWD Change Password AT+CPWD=SC,0000,0001 During the handshake phase 28 AT+CR Service Reporting Control29 AT+CRC Cellular Result Code Intermediate Result Codes +CR serv 30 AT+CSAS Save Settings Unsolicited Result Codes +CRING typeAT+CSAS=? AT+CSQ +CSQ 13,99 31 AT+CSQ Signal StrengthAT+CSQ AT+CSQ=? Setting fails in an ME error, +CME Error err is returned 32 AT+CTZU Automatic Time Zone UpdateAT+CTZU? AT+CTZU=? 128 AT*E2EAMS Ericsson M2M Audio Profile Modification AudioAT*E2EAMS? AT*E2EAMS=? Audio diagram of the Codec Configure current profile pr1 to pr21 Mute Volume Description MaxVolume AT*E2EAMS? AT*E2EAMS=? *E2EAMS=0-21,255 Current default profile is AT*E2APR M2M Audio Profile Manipulation AT*E2APR= ErrorAT*E2APR? AT*E2APR=? AT*E2APR? *E2APR E2APR= 0-4,0-2,0-2 Current default profile is profile ATMS,AFMS Ericsson Audio Line RequestAT*EALR? Ealr AT*EALR=? Ericsson Audio Mode Selection AT*EAMS?AT*EAMS=? Ericsson Audio Ring Signal AT*EARS?AT*EARS=? Ericsson Local Audio Mode AT*E2PHFB Portable Handsfree Button Sense Enable Ericsson Music Mute Indication Request Ericsson Microphone Mode 10 AT*EPRR Ericsson Personal Ring Type Read EprrAT*EPRR=? Reserved. Not supported 11 AT*EPRW Ericsson Personal Ringtype Write Beep. Not supported 12 AT*ERIL Ericsson Ring Level Set AT*ERIL? ErilAT*ERIL=? AT*ERIN= 13 AT*ERIN Ericsson Ring SetAT*ERIN? AT*ERIN=? Refer to the AT*ERIN command for the sound type parameter 14 AT*ERIP Ericsson Ring Signal Playback CommandAT*ERIP = AT*ERIP=? 15 AT*ESMA Ericsson Set Message Alert Sound 16 AT*ESOM Ericsson Settings Own Melody Melody 1 4. Default setting 17 AT*EXVC AT*EXVC?AT*EXVC=? Modem and is only included for compatibility 18 ATM Monitor Speaker ControlATM? ATM=? 152 Data CSD/HSCSD Select Bearer Service TypeAT+CBST? AT+CBST=? Name Description AT+CRLP? Radio Link Protocol+CRLP AT+CRLP=? AT+CRLP? +CRLP 61,61,48,6,0 +CRLP 120,120,48,6,2,3 AT+CGACT PDP Context Activate or Deactivate Data Gprs+CGACT? +CGACT=? AT+CGATT Gprs Attach or Detach +CGATT?+CGATT=? +CGDATA=? AT+CGDATA Enter Data State +CGDCONT? AT+CGDCONT Define PDP ContextCRLF+CGDCONT +CGDCONT=? APN AT+CGEREP Gprs Event Reporting +CGEREP?+CGEREP=? +CGPADDR AT+CGPADDR Show PDP AddressCRLF+CGPAD +CGPADDR=? AT+CGQMIN Quality of Service Profile Minimum Acceptable +CGQMIN?+CGQMIN=? 165 AT+CGQREQ Quality of Service Profile Requested +CGQREQ?+CGQREQ=? 167 GM47/GM48 INTEGRATOR’S Manual AT+CGREG Gprs Network Registration Status AT+CGREG?AT+CGREG=? 10 AT+CGSMS Select Service for MO SMS Messages +CGSMS?+CGSMS=? Hscsd Current Call Parameters Data HscsdAT+CHSC AT+CHSC=? Hscsd Device Parameters AT+CHSDAT+CHSD=? Hscsd Non Transparent Call Configuration AT+CHSN?AT+CHSN=? Hscsd Parameters Report AT+CHSR?AT+CHSR=? Itermediate Result Codes +CHSR rx,tx,aiur,coding Hscsd Automatic User Initiated UpgradingAT+CHSU? AT+CHSU=? 176 GPS Interoperability AT*EENMEA Nmea GPS Mode on UART2Uart AT*EENMEA? AT*E2NMPR=? *E2NMPR=0-10 Port rate currently set AT*E2NMPR Ericsson M2M Set Nmea GPS Port RateAT*E2NMPR? AT*E2NMPR=? Set GPS/NMEA port rate to 4800 baud 180 AT*E2FAX Ericsson M2M Fax Comm. Baud Rate Modification FaxE2FAX= AT*E2FAX? Low Level Fax Commands E2FAX Current default setting is 19200 baudSets default RS232 setting to 9600 baud Supports AT commands, it returns an OK final result code 10.2 AT&F Set to Factory Defined ConfigurationIdentification 10.1 AT Lists all the commands supported by the MS 10.4 AT List all Supported AT Commands10.5 AT+CGMI Read MS Manufacturer Identification 10.6 AT+CGMM Read MS Model Identification BVGM47 10.7 AT+CGMR Read MS Revision IdentificationAbout the software version AT+CGMR 10.9 AT+GMI 10.8 AT+CGSN Read MS Product Serial Number Identification 10.10 AT+GMM Read Model Identification 10.11 AT+GMR Read Revision IdentificationR2A009prgCXC1122112 10.12 ATI Identification Information Configuration Settings on Channel 0 &CCXC1122112 +CGACT 1,0 189 190 Input/Output 11.1 AT*E2IO Ericsson M2M Input/Output Read/WriteAT*E2IO=? 192 Read Reading an I/O Unsolicited Result Codes *E2IO source, io, valWriting in an Output False Checking an I/O status Configuring an I/O Checking an Input Trigger Triggering an Input 12.3 AT&D Circuit 108 DTR Response Interface12.4 AT&S Circuit 107 DSR Response Determines the behaviour of the carrier detect 12.6 ATE Command Echo 12.5 AT+WS46 Mode SelectionDetermines the behaviour of the data set ready signal Phone List of result codes 12.7 ATV DCE Response Format 12.9 AT+CMUX Switch to 07.10 Multiplex Protocol 12.8 ATZ Reset to Default Configuration 201 Parameters, cannot be restored 12.10 AT+CRES Restore SMS Settings12.11 AT+ICF Cable Interface Character Format Result code, if this is not automatically determined Not +ICF 3,3 12.12 AT+IFC DTE-DCE Local Flow ControlAT+IFC? AT+IFC=? 12.13 AT+ILRR Cable Interface Local Rate Reporting 12.14 AT+IPR Cable Interface Port CommandSpecifies whether or not the extended-format +ILRRrate Transmitted E2SPI 12.15 AT*E2SPI Serial Peripheral InterfaceAT*E2SPI? AT*E2SPI=? AT*E2SPI=0 12.16 AT*E2ESC M2M Escape Sequence Guard Time AT*E2ESC?AT*E2ESC=? 208 13.1 AT*E2CD Ericsson M2M Cell Description NetworkAT*E2CD? AT*E2CD=? According to GSM 04.18 V8.6.0, the coding of the timing 13.2 AT*E2EMM Ericsson M2M Engineering Monitoring Mode AT*E2EMM=1 AT*E2EMM=7 Responses. Default value is 215 216 13.3 AT*E2SPN M2M Service Provider Indication 13.4 AT*EALS Ericsson Request ALS StatusSIM 13.5 AT*ECSP Ericsson Customer Service Profile SIMAT*ECSP=? AT*EPNR=? 13.6 AT*EPNR Ericsson Read SIM Preferred Network 13.7 AT*EPNW Ericsson Write SIM Preferred Network Epnr 10,27801AT*EPNW=? AT*E2SSN? 13.8 AT*E2SSN Ericsson M2M SIM Serial NumberAT*E2SSN=? SSN Sets the name tag for a selected line 13.9 AT*ESLN Ericsson Set Line NameAT*ESLN? Esln AT*ESLN=? 13.11 AT+CLCK 13.10 AT+CIMI Subscriber IdentificationAttached to the ME 234157411545420 Baoc bar all outgoing calls +CPWD 13.12 AT+CNUM Subscriber NumberAT+CNUM LF+CNUM UDI 13.13 AT+COLP Connected Line Identification PresentationAT+COLP? AT+COLP=? Disable 13.14 AT+COPS Operator Selection AT+COPS?AT+COPS=? 13.15 AT+CREG Network Registration AT+CREG?AT+CREG=? +CREG 0,1 13.16 AT*ECPI Ciphering IndicatorAT*ECPI? AT*ECPI=? 231 13.17 AT*E2NBTS Ericsson M2M Neighbour BTS AT*E2NBTS?AT*E2NBTS=? 233 234 Phonebook 14.1 AT*E2PBCS Ericsson M2M Phonebook Check Sum14.2 AT*ESAG Ericsson Add to Group AT*ESCG=? 14.3 AT*ESCG Ericsson Create Group AT*ESCN=? 14.4 AT*ESCN 238 14.6 AT*ESDI Ericsson Delete Group Item 14.5 AT*ESDG Ericsson Delete Group 14.8 AT*EGIR Ericsson Group Item Read 14.7 AT*ESGR Ericsson Group ReadAT*ESGR AT*ESGR=? Is in silent mode, all sounds from the MS are prevented 14.9 AT*ESIL Ericsson Silence CommandAT*ESIL? AT*ESIL=? 14.10 AT*ESNU Ericsson Settings Number AT*ESNU?AT*ESNU=? 14.12 AT+CPBR Phonebook Read 14.11 AT+CPBF Phonebook Find+CPBF +CPBF=? 244 14.13 AT+CPBS Phone Storage AT+CPBS?AT+CPBS=? AT+CPBW=? 14.14 AT+CPBW Phonebook Write AT*ECAW=? 14.15 AT*ECAW Ericsson Callers Allowed Write Cluid 14.16 AT*ECAR Ericsson Callers Allowed ReadAT*ECAR= AT*ECAR=? If listing fails in a ME +CME Error err is returned 250 15.2 AT+CGSMS Select Service for MO SMS Messages Short Message Services Point to Point15.1 AT+CPIN PIN Control 15.3 AT+CPMS Preferred Message Storage +CPMS ME,0,40,SM,1,15,ME,0,40 +CPMS ME,SM,ME,SM,ME,SM AT+CPMS=sm,sm,sm +CPMS 1,15,1,15,1,15 15.4 AT+CSCA Service Centre AddressAT+CSCA? AT+CSCA=? +CSCA 44385016005,145 15.5 AT+CMGF Message FormatAT+CMGF? AT+CMGF=? AT+CMGW=? 15.6 AT+CMGW Write Message to Memory ESC Text Mode ESC Error 15.7 AT+CMGS Send MessageAT+CMGS=? 258 259 15.8 AT+CMSS Send From Storage AT+CSMP=17,167,0,0 AT+CMGS=+447747008670 Test SMS +CMGSAT+CMSS=? Command is 15.9 AT+CMGC Send Command +CMGCAT+CMGC=? Text is entered ctrl-Z/ESC 15.10 AT+CNMI New Message Indications to TE AT+CNMI?AT+CNMI=? Unsolicited Result codes 266 +CBM Display cell broadcast messages AT+CNMI=3,0,2,0,0 15.11 AT+CMGR Read MessageAT+CMGR= AT+CMGR=? 269 Successful and CBM storage +CMGR 271 272 Compressed text not supported R1A100 CXC1122112 15.12 AT+CMGL List Message+CMGL AT+CMGL=? 275 AT+CMGL? AT+CMGL 277 278 279 15.13 AT+CMGD Delete Message 15.14 AT+CSDH Show Text Mode ParametersAT+CMGD=? AT+CSDH? 15.15 AT+CSMP Set Text Mode Parameters AT+CSMP?AT+CSMP=? 15.16 AT+CSCS Select Character Set +CSMS 15.17 AT+CSMS Select Message ServiceAT+CSMS? AT+CSMS=? 15.18 AT*E2SMSRIRing indicator for SMS SMS ErrorAT*E2SMSRI=? RI is disabled for incoming SMS messages. Default value 286 16.1 AT+CNMI New Message Indications to TE Short Message Services Cell Broadcast16.2 AT+CSCB Select Cell Broadcast Message Type See 15.10, AT+CNMI New Message Indications to TE 288 STK SIM Application ToolkitAT*E2STKS? AT*E2STKS=? Display Text Error 17.3 AT*E2STKD M2M STK Display TextAT*E2STKD=? Values follow GSM 11.14 standard 17.4 AT*E2STKG M2M STK Get InkeyGET Inkey AT*E2STKG=? 292 17.5 AT*E2STKI M2M STK Get Input InputAT*E2STKI=? Answer Description 295 Select Item Error 17.6 AT*E2STKL M2M STK Select ItemAT*E2STKL=? Maximum length is fixed Maximum length is fixed 17.7 AT*E2STKM M2M STK Set Up Menu UP Menu ErrorAT*E2STKM=? GSM default alphabet Parameters have no default values 17.9 AT*E2STKC M2M STK Set Up CallAT*E2SKTN command. The ME answers with OK, or Error Command No response from user. It corresponds to ‘12’ no response Unsolicited Result Code 17.10 *E2STKE STK Send Short MessageE2STKE coding, textlength , alphaid ME passes the alphaid within Send Short Message 17.11 *E2STKP STK Send SS 17.12 *E2STKU STK Send Ussd E2STKR indicator 17.14 AT*E2STKTO SIM Application Toolkit Settings17.13 *E2STKR STK Refresh Unsolicited Result Code Unsolicited result code *E2STKTO command Supplementary Services 18.1 AT+CPIN PIN Control18.2 AT+CACM Accumulated Call Meter 18.3 AT+CAMM Accumulated Call Meter Maximum AT+CAMM?AT+CAMM=? 18.4 AT+CAOC Advice of Charge AT+CAOC?AT+CAOC=? AT+CPUC? 18.5 AT+CPUC Price Per Unit and Currency TableAT+CPUC=? SEK With the unsolicited result code *EDIF 18.6 AT*EDIF Ericsson Divert FunctionEdif AT*EDIF? Unsolicited Result Codes *ELIPalpha tag *EOLPalpha tag 18.7 AT*EIPS Identity Presentation SetAT*EIPS=ID AT*EIPS? 18.8 AT*ELIN Ericsson Line Set 18.9 AT*E2SSD M2M Supplementary Service DispatchAT*ELIN? AT*ELIN=? Refer to GSM 02.30 for Public MMI services and codes 18.10 AT*E2SSI M2M Supplementary Service Indications Ssinetworkproblem SsisimerrorSsinumbererr Ssicallbarred Teleservice BearerserviceBsallpadaccesscaservices Multiparty Tsalldataservices BsallsynchronousservicesTsallteleservicesexceptsms BS12KBITUNRESTRICTEDDIGITAL Temporarydefaultallowed TemporarydefaultrestrictedSsstatusprovisioned Ssstatuspra 18.11 AT+CCFC Call Forwarding number and Conditions +CCFCAT+CCFC=? Default value if ‘+’ is in sca 18.12 AT+CCWA Call Waiting AT+CCWA?AT+CCWA=? Unsolicited Result Codes +CCWA number, type, class Default value is 18.13 AT+CHLD Call Hold and Multiparty AT+CCWA=? +CCWAAT+CHLD=? Integer type equals to numbers entered before Send 18.14 AT+CLIP Calling Line Identification AT+CLIP?AT+CLIP=? +CLIP number,type 18.15 AT+CLIR Calling Line Identification Restriction+CLIP 07747008670,129,,,Matt L,0 AT+CLIR? Presentation indicator is used according to 18.16 AT+CSSN Supplementary Service Notification AT+CSSN?AT+CSSN=? Enable the +CSSU result code presentation status in the TA 18.17 AT+CUSD Unstructured Supplementary Service Data AT+CUSD?AT+CUSD=? +CUSD0 OK Different alternatives are shown below AT+CUSD=1,*#100# +CUSD 0,07787154042 +CUSD0,ALARM Alphabetical Listing of AT Commands AT*E2STKM AT*E2STKLAT*E2STKN AT*E2STKS AT*ESCN AT*ESCGAT*ESDG AT*ESDI AT+CGREG AT+CGQREQAT+CGSMS AT+CHLD AT+CPBF AT+CPASAT+CPBR AT+CPBS AT+VTS AT+IPRAT+WS46 ATA