11.15 AT+CREG Network Registration | Standard Horizon GM29 guide

GM29 INTEGRATOR’S MANUAL

<stat>	Description

0	Unknown

1	Available

2	Current

3	Forbidden

11.15 AT+CREG Network Registration

Description	Command	Possible Responses

Request network	AT+CREG=[<n>]	•	+CME ERROR <err>
registration		•	OK
		• ERROR

Read the command	AT+CREG?	• +CREG: <n>,<stat>
		• +CME ERROR <err>
		• OK
		• ERROR
Show if the command	AT+CREG=?	•	+CREG: (list of
is supported			supported <n>s)

• +CME ERROR <err>

• OK

• ERROR

Set command controls the presentation of an unsolicited result code +CREG: <stat> when <n>=1 and there is a change in the ME network registration status.

Read command returns the status of result code presentation and an integer <stat>, which shows whether the network has currently indicated the registration of the ME.

Controls the presentation of the unsolicited result code +CREG.

<n>	Description

0	Disable network registration unsolicited result code.
	Default value
1	Enable network registration unsolicited result code


<stat>	Description

0	Not registered, ME is not currently searching for a new
	operator to register with
1	Registered, home network

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LZT 123 7361 R1A

Image 164

Standard Horizon GM29 manual 11.15 AT+CREG Network Registration, At+Creg?, At+Creg=?

Contents

GM29 Integrator’s Manual First edition October Contents Part 3 Using AT Commands Audio 129 Network 145 Short Message Services Cell Broadcast 215 Alphabetical Listing of AT Commands 261 GM29 INTEGRATOR’S Manual Part 1 Overview Page Introduction Target UsersPrerequisites Manual Structure Highlights GM29 ModemDescription Main Blocks in a Wireless System GM29 in a Communication System Interface between the modem and the Application Main Features and Services Gmsk Ussd Network registration Call barring Call transfer Service and Support Precautions Abbreviations Explanations GM29 INTEGRATOR’S Manual Part 2 Integrating the Modem Page Mechanical Description Overview GM29 INTEGRATOR’S Manual Physical Dimensions Power Connector Electrical Description Audio Connector VCCHrin Toin Micn BearnBearp Micp Antenna Connector Table below shows the antenna electrical characteristics SIM Card Reader RS232 Serial Port DCDDTR GND DSR RTS CTS Serial Data Software Updates Real Time Clock Switching On the Modem Switching Off the ModemResetting the Modem Operation Operating States/LED Safety Advice and Precautions Hints for Integrating the Modem Installation of the Modem How to Install the Modem Antenna Possible communication disturbances include the following Accessories Technical Data Data Features Power Consumption Radio Specifications LED Mechanical Specification Certification Declaration of Conformity GM29 INTEGRATOR’S Manual Part 3 Using AT Commands Page Introduction to AT Commands Syntax Description ATcommandparameter AT*command=parameter AT+command parameter AT*command parameter Error Codes 2 +CMS Error Message Service Failure Result Code Examples on How to Use the AT Commands GM29 INTEGRATOR’S Manual Call Control AT+CPINPIN Control ATA Busy ATD DialNo Dial Tone Dialstring Description ATO Return to Online Data Mode ATH Hang upATP Select Pulse Dialling ATT Select Tone Dialling Hang up Call ATX Call Progress Monitoring ControlAT+CHUP AT+CMOD=? 10 AT+CMOD Call ModeAT+CMOD? 11 AT+CVHU Voice Hang-Up 12 AT+VTS Dtmf and Tone Generation Dtmf Ascii ATS0 Automatic Answer Control Control and StatusATQ Result Code Suppression ATS3 Command Line Termination Character ATS2 Escape Sequence CharacterATS2 ATS3? ATS4 Response Formatting Character ATS4? ATS5 Command Line Editing Character Backspace ATS6 Blind Dial Delay ControlATS5? ATS6? ATS7 Connection Completion Timeout ATS8 Comma Dial Modifier Delay ControlATS7? ATS8? 10 ATS10 Automatic Disconnect Delay Control 11 AT*ECAM Ericsson Call Monitoring AT*EDST=? 12 AT*EDST Ericsson Daylight Saving TimeAT*EDST? 13 AT*EMAR Ericsson Master Reset 14 AT*EPEE Ericsson Pin EventAT*EMAR=? AT+CLCK 16 AT+CEER Extended Error Report 15 TAT+CCLK Set Clock and Date AT+CFUN=? 17 AT+CFUN Set Phone FunctionalityAT+CFUN? AT+CIND=? 18 AT+CIND Indicator ControlAT+CIND? 19 AT+CLAC List all available AT Commands 20 AT+CMEE Mobile Equipment Error AT+CMER=? 21 AT+CMER Mobile Equipment Event ReportingAT+CMER? 22 AT+CPAS Phone Activity Status AT+CPAS=? 23 AT+CPIN PIN Control PH-SIM PIN SIM PIN2SIM PUK2 Blocked 24 AT+CPWD Change Password AT+CPWD=? GM29 INTEGRATOR’S Manual 25 AT+CR Service Reporting Control 26 AT+CRC Cellular Result Code 27 AT+CSAS Save Settings AT+CSAS=? AT+CSQ=? 28 AT+CSQ Signal StrengthAT+CSQ AT+CTZU=? 29 AT+CTZU Automatic Time Zone UpdateAT+CTZU? Audio AT*E2EAMS Ericsson M2M Audio Profile ModificationAT*E2EAMS? AT*E2EAMS=? Audio diagram of the Codec Configure current profile pr1 to pr21 Mute OFF AT*E2EAMS=255 AT*E2APR= Error AT*E2APR M2M Audio Profile ManipulationAT*E2APR? AT*E2APR=? AT*E2APR=? AT*EALR Ericsson Audio Line RequestATMS,AFMS AT*EALR? Ealr Ericsson Audio Mode Selection AT*EAMSAT*EAMS? AT*EAMS=? Ericsson Audio Ring Signal AT*EARSAT*EARS? AT*EARS=? Ericsson Local Audio Mode Ericsson Microphone ModeAT*ELAM AT*EMIC AT*EXVC AT*EMIREricsson Music Mute Indication Request That is no clipping occurs. An external accessory Select Bearer Service Type Data CSD/HSCSDAT+CBST AT+CBST? Name Description AT+CRLP Radio Link ProtocolAT+CRLP? +CRLP Acknowledgment timer T1 *10ms Data Gprs AT+CGACT PDP Context Activate or Deactivate+CGACT? +CGACT=? +CGATT=? AT+CGATT Gprs Attach or Detach+CGATT? AT+CGDATA Enter Data State +CGDATA=? AT+CGDCONT Define PDP Context +CGDCONT?CRLF+CGDCONT +CGDCONT=? APN +CGEREP=? AT+CGEREP Gprs Event Reporting+CGEREP? AT+CGPADDR Show PDP Address +CGPADDRCRLF+CGPAD +CGPADDR=? +CGQMIN=? AT+CGQMIN Quality of Service Profile Minimum Acceptable+CGQMIN? 117 +CGQREQ=? AT+CGQREQ Quality of Service Profile Requested+CGQREQ? 119 GM29 INTEGRATOR’S Manual AT+CGREG=? AT+CGREG Gprs Network Registration StatusAT+CGREG? +CGSMS=? 10 AT+CGSMS Select Service for MO SMS Messages+CGSMS? Data Hscsd AT+CHSCHscsd Current Call Parameters AT+CHSC AT+CHSD Hscsd Device ParametersAT+CHSD AT+CHSD=? Hscsd Non Transparent Call Configuration AT+CHSNAT+CHSN? AT+CHSN=? AT+CHSR Hscsd Parameters ReportAT+CHSR? AT+CHSR=? AT+CHSU Hscsd Automatic User Initiated UpgradingAT+CHSU? AT+CHSU=? 128 Fax AT*E2FAX Ericsson M2M Fax Comm. Baud Rate ModificationAT*E2FAX? AT*E2FAX=? Low Level Fax Commands AT&F Set to Factory Defined Configuration AT&F ErrorIdentification AT&W Store User Profile List all Supported AT Commands AT+CGMIRead MS Manufacturer Identification AT+CGMM AT+CGMR Read MS Revision IdentificationAT+CGSN Read MS Product Serial Number Identification 10 AT+GCAP Request Modem Capabilities List DTE Error InterfaceAT&C 10.3 AT&D Circuit 108 DTR Response 10.5 AT+WS46 Mode Selection 10.4 AT&S Circuit 107 DSR Response 10.6 ATE Command Echo 10.7 ATV DCE Response Format 10.8 ATZ Reset to Default Configuration AT+CMUX=? 10.9 AT+CMUX Switch to 07.10 Multiplex ProtocolAT+CMUX? 140 10.10 AT+CRES Restore SMS Settings 10.11 AT+ICF Cable Interface Character FormatAT+CRES=? AT+ICF? AT+IFC=? 10.12 AT+IFC DTE-DCE Local Flow ControlAT+IFC? 10.14 AT+IPR Cable Interface Port Command 10.13 AT+ILRR Cable Interface Local Rate Reporting AT*E2ESC=? 10.15 AT*E2ESC M2M Escape Sequence Guard TimeAT*E2ESC? Network 11.1 AT*E2CD Ericsson M2M Cell DescriptionAT*E2CD? AT*E2CD=? According to GSM 04.18 V8.6.0, the coding of the timing 11.2 AT*E2EMM Ericsson M2M Engineering Monitoring Mode AT*E2EMM=1 AT*E2EMM=7 Responses. Default value is 151 152 11.3 AT*E2SPN M2M Service Provider Indication 11.4 AT*EALS Ericsson Request ALS Status AT*ECSP=? 11.5 AT*ECSP Ericsson Customer Service ProfileSIM 11.6 AT*EPNR Ericsson Read SIM Preferred Network AT*EPNR=? 11.7 AT*EPNW 11.8 AT*E2SSN Ericsson M2M SIM Serial Number AT*ESLN=? 11.9 AT*ESLN Ericsson Set Line NameAT*ESLN? Esln 11.10 AT+CIMI Subscriber Identification 11.11 AT+CLCK +CPWD 11.12 AT+CNUM Subscriber Number AT+CNUMLF+CNUM AT+CNUM=? 11.13 AT+COLP Connected Line Identification Presentation UDIAT+COLP? AT+COLP=? Disable AT+COPS=? 11.14 AT+COPS Operator SelectionAT+COPS? AT+CREG=? 11.15 AT+CREG Network RegistrationAT+CREG? AT*ECPI=? 11.16 AT*ECPI Ciphering IndicatorAT*ECPI? 166 AT*E2NBTS=? 11.17 AT*E2NBTS Ericsson M2M Neighbour BTSAT*E2NBTS? 168 12.2 AT*ESAG Ericsson Add to Group Phonebook12.1 AT*E2PBCS Ericsson M2M Phonebook Check Sum 12.3 AT*ESCG Ericsson Create Group AT*ESCG=? 12.4 AT*ESCN AT*ESCN=? 172 AT*ESDI=? 12.5 AT*ESDG Ericsson Delete Group12.6 AT*ESDI Ericsson Delete Group Item 12.7 AT*ESGR Ericsson Group Read 12.8 AT*EGIR Ericsson Group Item ReadAT*ESGR AT*ESGR=? 12.9 AT*ESNU Ericsson Settings Number AT*ESNU? 12.10 AT+CPBF Phonebook Find 12.11 AT+CPBR Phonebook Read+CPBF=? +CPBR=? Nlength Description AT+CPBS=? 12.12 AT+CPBS Phone StorageAT+CPBS? 12.13 AT+CPBW Phonebook Write AT+CPBW=? Tlength Description Short Message Services Point to Point 13.2 AT+CGSMS Select Service for MO SMS Messages13.1 AT+CPIN PIN Control 13.3 AT+CPMS Preferred Message Storage 182 AT+CSCA=? 13.4 AT+CSCA Service Centre AddressAT+CSCA? 13.5 AT+CMGF Message Format 13.6 AT+CMGW Write Message to MemoryAT+CMGF? AT+CMGF=? Text Mode ESC 186 AT+CMGS=? ESC Error13.7 AT+CMGS Send Message 188 AT+CMGF=1 AT+CSDH=1 13.8 AT+CMSS Send From Storage AT+CMSS=? AT+CMGC=? 13.9 AT+CMGC Send Command+CMGC Text is entered ctrl-Z/ESC By toda AT+CNMI=? 13.10 AT+CNMI New Message Indications to TEAT+CNMI? No SMS-DELIVER indications are routed to the TE 196 +CBM AT+CMGR=? 13.11 AT+CMGR Read MessageAT+CMGR= +CMGR Successful and CBM storage 200 201 Compressed text not supported AT+CMGL=? 13.12 AT+CMGL List Message+CMGL 204 AT+CMGL DELIVERs 206 207 208 13.14 AT+CSDH Show Text Mode Parameters 13.13 AT+CMGD Delete MessageAT+CMGD=? AT+CSDH? AT+CSMP=? 13.15 AT+CSMP Set Text Mode ParametersAT+CSMP? 13.16 AT+CSCS Select Character Set AT+CSCS?AT+CSCS=? IRA 13.17 AT+CSMS Select Message Service +CSMSAT+CSMS? AT+CSMS=? Short Message Services Point to Point 214 Short Message Services Cell Broadcast 14.1 AT+CNMI New Message Indications to TE14.2 AT+CSCB Select Cell Broadcast Message Type AT+CSCB? 216 STK SIM Application ToolkitAT*E2STKS AT*E2STKD=? Display Text Error15.3 AT*E2STKD M2M STK Display Text AT*E2STKG=? 15.4 AT*E2STKG M2M STK Get InkeyGET Inkey 220 AT*E2STKI=? 15.5 AT*E2STKI M2M STK Get InputInput Answer Description 223 AT*E2STKL=? Select Item Error15.6 AT*E2STKL M2M STK Select Item Maximum length is fixed AT*E2STKM=? 15.7 AT*E2STKM M2M STK Set Up MenuUP Menu Error GSM default alphabet 15.9 AT*E2STKC M2M STK Set Up Call Call Error15.8 AT*E2STKN M2M STK Envelope Menu Selection AT*E2STKN=? User 15.10 *E2STKE STK Send Short Message Sending an SMS 15.11 *E2STKP STK Send SS 15.12 *E2STKU STK Send Ussd 15.14 AT*E2STKTO SIM Application Toolkit Settings 15.13 *E2STKR STK Refresh Unsolicited result code *E2STKTO command 16.2 AT+CACM Accumulated Call Meter Supplementary Services16.1 AT+CPIN PIN Control AT+CAMM=? 16.3 AT+CAMM Accumulated Call Meter MaximumAT+CAMM? AT+CAOC=? 16.4 AT+CAOC Advice of ChargeAT+CAOC? 16.5 AT+CPUC Price Per Unit and Currency Table AT+CPUC?AT+CPUC=? SEK 16.6 AT*EDIF Ericsson Divert Function EdifAT*EDIF? AT*EDIF=? 16.7 AT*EIPS Identity Presentation Set AT*EIPS=IDAT*EIPS? AT*EIPS=? 16.9 AT*E2SSD M2M Supplementary Service Dispatch 16.8 AT*ELIN Ericsson Line SetAT*ELIN? AT*ELIN=? 16.10 AT*E2SSI M2M Supplementary Service Indications Ssisimerror SsinetworkproblemSsinumbererr Ssicallbarred Bearerservice TeleserviceBsallpadaccesscaservices Multiparty Bsallsynchronousservices TsalldataservicesTsallteleservicesexceptsms BS12KBITUNRESTRICTEDDIGITAL Temporarydefaultrestricted TemporarydefaultallowedSsstatusprovisioned Ssstatuspra AT+CCFC=? 16.11 AT+CCFC Call Forwarding number and Conditions+CCFC Default value if ‘+’ is in sca AT+CCWA=? 16.12 AT+CCWA Call WaitingAT+CCWA? Unsolicited Result Codes +CCWA number, type, class 16.13 AT+CHLD Call Hold and Multiparty AT+CHLD=? AT+CLIP=? 16.14 AT+CLIP Call Line Identification PresentationAT+CLIP? Description Command Possible Responses 16.15 AT+CLIR Calling Line Identification Restriction Presentation indicator is used according to AT+CSSN=? 16.16 AT+CSSN Supplementary Service NotificationAT+CSSN? Enable the +CSSU result code presentation status in the TA AT+CUSD=? 16.17 AT+CUSD Unstructured Supplementary Service DataAT+CUSD? Different alternatives are shown below +CUSD0 OK +CUSD0,ALARM 260 Alphabetical Listing of AT Commands AT*EALR AT*EAMSAT*EARS AT*ECAM AT+CCLK AT+CCWAAT+CFUN AT+CGACT AT+CMGC AT+CMGDAT+CMGF AT+CMGR AT+CSMP AT+CSMSAT+CSSN AT+CTZU ATV ATXATZ E2STKE