CDMA1xEVDOEV1Models
ATCommandsReferenceGuide
2 MultiTechSystems,Inc.ATCommandsforEV1Modems
CDMA1xEVDOATCommandsReferenceGuideforthefollowingproducts:SocketModemCell(MTSMCEV1U)SocketModemiCell(MTSMCEV1IP)MultiModemCell(MTCBAEV1U1)MultiModemrCell(MTCBAEV1EN3)QuickCarrierUSB(MT100UCCEV1)PNS000506B,RevisionB
CopyrightThispublicationmaynotbereproduced,inwholeorinpart,withoutpriorexpressedwrittenpermissionfromMultiTechSystems,Inc.Allrightsreserved.Copyright2011,byMultiTechSystems,Inc.MultiTechSystems,Inc.makesnorepresentationsorwarrantywithrespecttothecontentshereofandspecificallydisclaimanyimpliedwarrantiesofmerchantabilityorfitnessforanyparticularpurpose.Furthermore,MultiTechSystems,Inc.reservestherighttorevisethispublicationandtomakechangesfromtimetotimeinthecontenthereofwithoutobligationofMultiTechSystems,Inc.tonotifyanypersonororganizationofsuchrevisionsorchanges.
RevisionsRevisionLevel Date Description
A 03/29/11 Initialrelease.B 10/06/2011 Removedunsupportedcommands.
TrademarksMultiTechandtheMultiTechlogoareregisteredtrademarksofMultiTechSystems,Inc.TheHuaweilogoandotherreferencesaretrademarksofHuaweiTechnologiesCo.,Ltd.
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MultiTechSystems,Inc.ATCommandsforEV1Modems 3
ContentsChapter1Introduction..................................................................................................................................5
AcronymsUsedinThisGuide....................................................................................................................................5
ResultCodesOverview..............................................................................................................................................6
FormattingConventionsOverview............................................................................................................................6
OverviewofATCommands.......................................................................................................................................6
SummaryofSupportedCommandsDescribedinthisDocument................................................................................9
Chapter2BasicInformationQueryandCommandSettings.........................................................................11^HWVERHardwareVersionQuery.........................................................................................................................11
^MDNQueryMDN................................................................................................................................................12
^MEIDMEIDQuery...............................................................................................................................................12
^PRLVERPRLVersionQuery..................................................................................................................................13
^SOFTDNSoftShutDown......................................................................................................................................13
^TIMETimeQuery.................................................................................................................................................13
+CGMM/+GMMProductName.............................................................................................................................14
+CGMRSoftwareVersionQuery............................................................................................................................15
+CIMIIMSIRead....................................................................................................................................................15
+CMEEErrorReporting..........................................................................................................................................16
+CSQRSSIQueryFunction.....................................................................................................................................17
+GCAPQueryMSCurrentlySupportedCapabilities................................................................................................18
+GMIManufacturerInformationQuery.................................................................................................................18
+GSNElectronicSerialNumber(ESN)Query..........................................................................................................18
A/RepeatPreviousCommand...............................................................................................................................19
EEcho...................................................................................................................................................................19
S3CommandLineCarriageReturnCharacter.........................................................................................................20
S4ResponseFormatCharacter..............................................................................................................................20
S5BackspaceCharacter.........................................................................................................................................21
VResponseFormat...............................................................................................................................................21
Chapter3SystemSettingCommands..........................................................................................................22^PREFMODEPreferentialNetworkMode...............................................................................................................22
^RESETReset.........................................................................................................................................................22
^SYSINFOSystemInformationQuery.....................................................................................................................23
Chapter4SMSCommands..........................................................................................................................24^HCMGLSMSList..................................................................................................................................................24
^HCMGRSMSRead...............................................................................................................................................25
^HCMGSMessageSendingCommand....................................................................................................................26
^HSMSSSSMSParameterSelection.......................................................................................................................27
+CMGDSMSDeletion............................................................................................................................................28
Contents
4 MultiTechSystems,Inc.ATCommandsforEV1Modems
+CMGFSMSFormatSetting...................................................................................................................................29
+CMGWSMSStorage............................................................................................................................................29
+CNMANewSMSAcknowledgement....................................................................................................................30
+CNMINewSMSNotificationSetting....................................................................................................................31
+CPMSSMSStorageSelection...............................................................................................................................33
Chapter5SecuritySettingInterface............................................................................................................34+CFUNOperationModeSetting.............................................................................................................................34
Chapter6DataServicesCommands............................................................................................................35^ISDORReadDatacardDormantState...................................................................................................................35
^PPPCFGReadPPPUserPassword........................................................................................................................35
AppendixACMEErrorList...........................................................................................................................36CMEErrors..............................................................................................................................................................36
CMEErrorsandDescriptions...................................................................................................................................36
SelfDefinedCommonErrors...................................................................................................................................37
UsingSelfDefinedCommonErrors..........................................................................................................................37
AppendixBCMSErrorList...........................................................................................................................38
AppendixCSummaryofFinalResultCodes.................................................................................................39
AppendixDInitialParameterValuesafterMS(MobileStation)IsStarted...................................................40
Index..............................................................................................................................................................41
MultiTechSystems,Inc.ATCommandsforEV1Modems 5
Chapter 1 Introduction
ThisguidedescribestheATcommandsavailableforCDMA1xEVDOEV1models.
AcronymsUsedinThisGuideThefollowingtabledescribesacronymsthatthisguideuses.
Acronym DescriptionTE TerminalEquipment
MS MobileStation
SM Shortmessage
RSSI Receivesignalstrengthindicator
BER Biterrorrate
PLMN Publiclandmobilenetwork
RPLMN RegisteredPLMN
URC Unsolicitedresultcode
DCS Datacodingscheme
CLIP CallLineIdentifierpresentation
PDP PacketDataProtocol
SCA ServiceCenterAddress
Chapter1Introduction
6 MultiTechSystems,Inc.ATCommandsforEV1Modems
ResultCodesOverviewThecommandtablesdonotshowresultcodesunlessspecialconditionsapply.TheresultcodeOKisreturnedwhenthecommandhasbeenexecuted.ERRORmaybereturnedifparametersareoutofrange.ERRORisreturnedifacommandisvalid,butwasissuedincorrectly.COMMANDNOTSUPPORTisreturnedifthecommandisnotrecognized.
FormattingConventionsOverviewThisguideusesthefollowingformatconventions:
Charactercodesorkeystrokesthataredescribedwithwordsorstandardabbreviationsareshownwithinanglebrackets,suchasforCarriageReturnandforablankspacecharacter.
Numericvaluesaredecimalunlessprefixedasfollows:
Hexadecimalvaluesareshownwithaprefixof0x,i.e.intheform0x3D.
Commandsyntaxisnotedas:^PREFMODE=[,b].TheATcharactersarenotshownbutmustbeincludedbeforeallcommands.^PREFMODEisusedasanexamplecommandhere.Substituteitwiththecommandyouwanttoactuallyuse.
Requiredparametersareenclosedinanglebrackets()whileoptionalparametersareenclosedwithinsquarebrackets([x]).Donotincludebracketsinthecommandstring.
Commandsappearintables.Eachchaptercoversthecommandsrelatedtothatsubject.
Chapter1includesandpresentsasummarytabletohelpyoulocateaneededcommand.
Thecommandtablesnotedefaultsettings.Thesesettingsarethefactorydefaultsettingsandnotthedefaultparametervalueassumedifnoparameterisspecified.
ResultCode.Thisisanumericortextcodethatisreturnedafterallcommands(exceptresets)textcodesarereturnedifverboseresponsesareenabled.Onlyoneresultcodeisreturnedforacommandlineregardlessofthenumberofindividualcommandscontainedontheline.
Response.Thistermindicatesaresponsefromthemodemthatisissuedpriortoaresultcode.Readingregistersorissuingcommandsthatreportinformationwillprovidearesponsefollowedbyaresultcodeunlessthecommandgeneratesanerror.
Responsesandresultcodesfromthemodem,orhostsystemsoftwareprompts,areas:CONNECT
OverviewofATCommands
FormatofBasicCommandsTheformatofbasiccommandsis:
[]
AnexampleofabasiccommandisATE,andisadecimalnumbercomposedofoneormoredigits.The0sattheheadofareignored.Ifabasiccommandcarriesno,thevalueis0bydefault.
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MultiTechSystems,Inc.ATCommandsforEV1Modems 7
ActionCommandsOverviewActioncommandsarethecommandsthatcarryoutaspecificactionratherthanonlydealingwithlocalparametersoftheMS,forexampleAT+CCFC,AT+CMGS.Anactioncommandmaycarryparametersornot.
ActioncommandsincludeEXECUTIONandTEST.
EXECUTIONCommand
Commandformat:NoparameterWith1parameter[=]Withmoreparameters[=]
indicatesmultipleparameters,separatedby,inthemiddle.Fortheparametersthathaveadefaultvalue,theycanbeomittedandsubstitutethedefaultvalue.Ifalltheparametersareomitted,the=behindshouldbeomittedtoo.Ifisnotidentified,itindicatesthatthiscommanddoesnotexist,andtheinformationCOMMANDNOTSUPPORTEDwillbereturned.Ifisidentifiable,andthecommandcontainsuncalledforparameters,orthenumberofparametersgoesbeyondthedefinedrange,theinformationTOOMANYPARAMETERSwillbereturned.
TESTCommand
Commandformat:
=?
IftheMScannotidentify,theinformationCOMMANDNOTSUPPORTEDisgiven.IftheMScanidentify,andthecommandcarriesnoparameter,theinformationOKisreturned.Ifthecommandcarriesparameters,thevaluerangeofeachparameterwillbereturnedfirst,thenOKwillbereturned.
ParameterCommandsOverviewParametercommandsarecommandsthatonlydealwiththelocalparametersofMS.Theseparameterscanimpacttheexecutionoftheactioncommands.ParametercommandsincludeSET,READandTESTcommands.
SETCommand
UsetheSETcommandtosetparameters.
Commandformat:With1parameter:[=]Withmoreparameters[=]
meansmultipleparameters,separatedby,inthemiddle.
Ifparametershaveadefaultvalue,youcanomitthevalueandusethedefaultvalue.
Ifalltheparametersareomitted,omitthe=behind.
Ifisnotidentified,thenthiscommanddoesnotexist,andtheCOMMANDNOTSUPPORTinformationisreturned.Ifisidentifiable,andthecommandcontainsuncalledforparameters,orthenumberofparametersgoesbeyondthedefinedrange,theinformationTOOMANYPARAMETERSisreturned.
READCommand
UsetheREADcommandtoreadtheparameterscurrentvalue.
Commandformat:?
TESTcommand
Commandformat:=?
Chapter1Introduction
8 MultiTechSystems,Inc.ATCommandsforEV1Modems
IftheMScannotidentify,theinformationCOMMANDNOTSUPPORTEDisgiven.IftheMScanidentify,andthecommandcarriesnoparameter,theinformationOKisreturned.Ifthecommandcarriesparameters,thevaluerangeofeachparameterisreturnedfirst,thenOKisreturned.
AbortAttributeOverviewAbortmeanstheTEsendsaninstructiontointerruptacommandbeingexecuted.TheAbortattributemustbeissuedbeforethecommandfinishesexecution.Therefore,usethisattributeonlywiththecommandsthatrequireacertaintimeperiodforexecuting.
Notallcommandsthatrequireacertaintimeperiodforexecutingcanbeaborted,dependingontheabortattributeofthecommand.
EachATcommandhastheabortattribute.Thisattributeisatwooptionchoice:thecommandeithersupportsabortordoesnotsupportabort.ThecommandsthatsupportabortincludesomebasiccommandsandtheEXECUTIONcommandofactioncommands.Thesecommandsdonotacceptanyabortrequestwithin125msafterbeingissued.Afterthecommandhasbeenissuedfor125msbuthasnotfinishexecution,ifanycharacterisreceivedfromtheTE,itinterruptstheexecutionofthecommandimmediately.
Commandssupportingabortare:
atDCanbeaborted
atACanbeaborted
SRegisterCommandAllcommandsthatbeginwithSarecollectivelycalledSregistercommand.
Commandformat:
S?
S=
TheSregistercommandnameiscomposedoftheletterScombinedwithadecimalnumber.Thisdecimalnumberiscalledregistersequencenumber(parameternumber).
Iftheregisterisnotidentified,itindicatesthatthiscommanddoesnotexist,andtheCOMMANDNOTSUPPORTEDinformationisreturned.EachSregistersavesacharacter.Ifthecommandnameisfollowedby?,itindicatesaREADcommand.TheASCIIcodevaluescurrentlysavedinthisSregisterexpressedbya3digitdecimalnumberarereturned.Iftherearelessthan3digits,filling0sappearatthebeginning.Forexample,iftheASCIIvalueis13,then013isreturned.
Ifthecommandnameisfollowedby=,thecommandisaSETcommand.Inthiscase,replacethecharactersstoredinthisSregisterwiththecharacterscorrespondingtothe.
Chapter1Introduction
MultiTechSystems,Inc.ATCommandsforEV1Modems 9
SummaryofSupportedCommandsDescribedinthisDocument
BasicInformationandQueryCommandsThemodemspecificcommandsaredescribedinChapter2.Youcanusethesemodemspecificcommandstoquerydeviceinformation,querydevicestatus,orsetdevicebehavior.
Command Description^HWVER HardwareVersionQuery
^MDN QueryMDN
^MEID MEIDQuery
^PRLVER PRLVersionQuery
^SOFTDN SoftShutDown
^TIME TimeQuery
+CGMM/+GMM ProductName
+CGMR SoftwareVersionQuery
+CIMI IMSIRead
+CMEE ErrorReporting
+CSQ RSSIQueryFunction
+GCAP QueryMSCurrentlySupportedCapabilities
+GMI ManufacturerInformationQuery
+GSN ElectronicSerialNumber(ESN)Query
A/ RepeatPreviousCommand
E Echo
S3 CommandLineCarriageReturnCharacter
S4 ResponseFormatCharacter
S5 BackspaceCharacter
V ResponseFormat
SystemSettingCommandsThesystemsettingcommandsaredescribedinChapter3.Thesecommandsareusedtosetandquerysystemsettingsandindicatestatusofcurrentsystem.
Command Description^PREFMODE PreferentialNetworkMode^RESET Reset^SYSINFO SystemInformationQuery
Chapter1Introduction
10 MultiTechSystems,Inc.ATCommandsforEV1Modems
SMSTheSMScommandsaredescribedinChapter4.ThesecommandsareusedtoconfigureSMSsettings,processSMSmessages,andindicatestatusofSMSmessages.
Command Description^HCMGL SMSList
^HCMGR SMSRead
^HCMGS MessageSendingCommand
^HSMSSS SMSParameterSelection
+CMGD SMSDeletion
+CMGF SMSFormatSetting
+CMGW SMSStorage
+CNMA NewSMSAcknowledgement
+CNMI NewSMSNotificationSetting
+CPMS SMSStorageSelection
SecuritySettingCommandsThesecuritysettingcommandsaredescribedinChapter5.Usethesecuritysettingcommandstosetandquerysecuritysettingsofthedevice/SIM.
Command Description+CFUN OperationModeSetting
DataServicesCommandsThedataservicescommandsaredescribedinChapter6.Usethedataservicescommandstoset,control,andquerydataservices.
Command Description^ISDOR ReadDatacardDormantState
^PPPCFG ReadPPPUserPassword
MultiTechSystems,Inc.ATCommandsforEV1Modems 11
Chapter 2 Basic Information Query and Command Settings
Thischapterdescribescommandsthatyoucanusetoquerydeviceinformation,querydevicestatus,orsetdevicebehavior.
^HWVERHardwareVersionQueryExecutethiscommandtoquerythehardwareversion.
SyntaxAT^HWVER
Command PossibleResponse(s)^HWVER ^HWVER:OK
Values Hardwareversion,astringofnomorethan31characters.
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12 MultiTechSystems,Inc.ATCommandsforEV1Modems
^MDNQueryMDNExecutethiscommandtoquerytheMDNvaluefromtheflashorRUIM.ThetestcommandreturnsOK.
Note:MDNstandsforMobileDirectoryNumber.Itistheactualphonenumberdialedtoreachaspecificmobilephone.
SyntaxAT^MDN
Command PossibleResponses ^MDN ^MDN:OK
IfthereiserrorwithMS+CMEERROR:
^MDN=? OK
Value MDNvalue;stringtype,lessthan15digits.
^MEIDMEIDQueryExecutethiscommandisusedtoquerytheMEIDvalue.
Note: AMobileEquipmentIdentifier(MEID)isagloballyunique56bitidentificationnumberforaphysicalpieceofmobilestationequipment.Itisusedasameanstofacilitatemobileequipmentidentificationandtracking.Additionally,MEIDsarecoordinatedwithInternationalMobileEquipmentIdentifiers(IMEIs),facilitatingglobalroamingandharmonizationbetween3Gtechnologiesasauniversalmobileequipmentidentifier.
SyntaxAT^MEID
Command PossibleResponses ^MEID ^MEID:
OKIfthereisaMSrelatederror:ERROR
^MEID=? OK
Values ThevalueoftheMEID.Fixed14bytesstring,HEXformat.IftheMEIDdoesnot
exist,00000000000000isdisplayed.
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MultiTechSystems,Inc.ATCommandsforEV1Modems 13
^PRLVERPRLVersionQueryExecutethiscommandtoquerythePRLversionfromtheflashorRUIM.
Note: Yourphone'sPreferredRoamingList(PRL)determineshowyourphonebehavesincertaingeographicareas,whetherornotitcanroam,andonwhichcarriersitcanroam.
SyntaxAT^PRLVER
Command PossibleResponses ^PRLVERor^PRLVER?
^PRLVER: OK
IfthereiserrorwithMS+CMEERROR:
Values PRLID
^SOFTDNSoftShutDownExecutethiscommandtoevoketheshutdownregisterprocesstoshutdowntheMS(mobilestation).
SyntaxAT^SOFTDN
Command PossibleResponses ^SOFTDN OK
IfthereisaMSrelatederror:ERROR
ValuesNone
^TIMETimeQueryExecutethiscommandtoquerythesystemtime.
Theresponsecommandformatis^TIME::
yyyy:year
mm:month
dd:day
hh:hour
mm:minute
ss:second
IftheCDMAsystemtimecannotberetrieved,ERRORisreturned.
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14 MultiTechSystems,Inc.ATCommandsforEV1Modems
SyntaxAT^TIME
Command PossibleResponse(s)
^TIME ^TIME:OKIfthereisaMSrelatederror:ERROR
ValuesNone
ExampleAT^TIME
^TIME:2003/10/2417:35:04
OK
+CGMM/+GMMProductNameThiscommandisusedtogettheproductmodelNAME.Notethatthefunctionof+CGMMand+GMMareidentical.However,thecommand+CGMMcanbeusedwhendatacardsdonothaveaSIM/USIMcard.TheproductmodeNAMEiscomposedofacharacterstring.Themaxlengthcannotgobeyond2048bytes,includingtheendcharacter\0.
SyntaxAT+CGMM
Command PossibleResponses +CGMM OK
IfthereisaMSrelatederror:+CMEERROR:
+CGMM=? OK
Values Productname.
ExampleProductNameEC360 InputAT+CGMM
EC360
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MultiTechSystems,Inc.ATCommandsforEV1Modems 15
+CGMRSoftwareVersionQueryExecutethiscommandtoquerythecurrentsoftwareversion.
SyntaxAT+CGMR
Command Possible Responses +CGMR
+CGMR:OKIf there is an MS-related error: ERROR
+CGMR=? OK
Values Softwareversion.(Itisastringofnomorethan31characters)
+CIMIIMSIReadThiscommandisusedtoreadtheIMSI(InternationalMobileSubscriberIdentity)fromtheSIMcardortheME(mobileequipment).
SyntaxAT+CIMI
Command PossibleResponses +CIMI
OKIfthereisaMSrelatederror:+CMEERROR:
+CIMI=? OK
Values DirectlyreturnsthevalueofIMSI,whichshouldbeastringwith15digits
ExampleAT+CIMI
1234512345678
Chapter2BasicInformationQueryandCommandSettings
16 MultiTechSystems,Inc.ATCommandsforEV1Modems
+CMEEErrorReportingExecutethiscommandtoenableordisabletheresultcode:+CMEERROR:showsMSrelatederrors.Ifitisenabled,MSrelatederrorsgenerateresultcode:+CMEERROR:insteadofERROR.IfanerrorisnotMSrelated,ERRORisreturned
SyntaxAT+CMEE=
Command PossibleResponse(s)+CMEE= OK+CMEE? +CMEE:OK+CMEE=? +CMEE:(listofsupporteds)OK
Values 0 If+CMEERROR:resultcodeisnotused;onlyERRORisreturned,ifany.1 If+CMEERROR:resultcodeisused;usestheerrornumbervalue.2 If+CMEERROR:resultcodeisused;usesthedetailedstringvalueoferrors. Forerrorcodes,seeAppendix2"CMEERRORList"
Chapter2BasicInformationQueryandCommandSettings
MultiTechSystems,Inc.ATCommandsforEV1Modems 17
+CSQRSSIQueryFunctionExecutethiscommandtogetthereceivesignalstrengthindicator(RSSI)andthebiterrorrate(BER)oftheMS(mobilestation).
ExecutetheTESTcommandtoquerythesupportedRSSIandBER.
SyntaxAT+CSQ
Command Possible Response(s) +CSQ +CSQ:
, OK+CSQ=? +CSQ:
(list of supported s),(list of supported s) OK
Values (receivesignalstrengthindicator):
01303199
TheRSSIisequaltoorlessthan125dBmInteger(31(125|rssi|)/50)dBmTheRSSIisequaltoormorethan75dBmTheRSSIisunknownorcannotbetested.
(biterrorrate):BERvaluecannotbequeriedcurrently.ExecuteeithertheEXECUTIONcommandortheTESTcommand;99isreturned
Chapter2BasicInformationQueryandCommandSettings
18 MultiTechSystems,Inc.ATCommandsforEV1Modems
+GCAPQueryMSCurrentlySupportedCapabilitiesThiscommandisusedtolistthemobilestation'scurrentlysupportedtransmissioncapabilities.
SyntaxAT+GCAP
Command PossibleResponses +GCAP ReturnstheMS'scurrentlysupportedtransmissioncapabilities.
ValuesNone
+GMIManufacturerInformationQueryUsethiscommandtoquerythenameofthemanufacturer.
SyntaxAT+GMI
Command PossibleResponses +GMI
+GMI:OKIf there is an MS-related error: ERROR
+GMI=? OK
Values Manufacturerinformation(instringformat)
ExampleAT+GMI
+GMI:HUAWEITECHNOLOGIESCO.,LTD
OK
+GSNElectronicSerialNumber(ESN)QueryExecutethiscommandtoquerytheelectronicserialnumber(ESN)oftheMS(mobilestation).
SyntaxAT+GSN
Command Possible Responses +GSN
+GSN:OKIf there is an MS-related error: ERROR
+GSN=? OK
Values Theelectronicserialnumber(ESN)oftheproduct.
Chapter2BasicInformationQueryandCommandSettings
MultiTechSystems,Inc.ATCommandsforEV1Modems 19
A/RepeatPreviousCommandExecutethiscommandtorepeatthepreviousATcommand.ThiscommandisnotsupportedforusewithMultiTechIPproducts.
SyntaxA/
Command PossibleResponses A/
ValuesNone
ExampleIfthelastcommandis:
AT+GSN
+GSN:E43928A5
OK
A/
+GSN:E43928A5
OK
EEchoExecutethiscommandtosettheMS(mobilestation)toreturnornotreturncharactersfromtheTE(terminalequipment).
SyntaxATE[]
Command PossibleResponses ATE[] OK
Values
0 MSdoesnotreturncharactersfromTE.1 MSreturnscharactersfromTE. Ifthevalueisnull,bydefault,thevalueusedis 1. Factorydefaultis1.
Chapter2BasicInformationQueryandCommandSettings
20 MultiTechSystems,Inc.ATCommandsforEV1Modems
S3CommandLineCarriageReturnCharacterThiscommandisusedtosetthecommandlinecarriagereturncharacterS3.S3savesthecommandlinecarriagereturncharacterintheformofanASCIIcodevalue.ThischaracterissentbytheTE.ItstandsfortheendofacommandlineandisidentifiedbytheMS.ThischaracterisalsosentbytheMSandservesasapartoftheheader,trailer,andendmarkoftheresultcodeandinformationresponse.
WhenusingtheS3=commandtosetS3,thecurrentS3charactercanserveasacarriagereturncharacterofthiscommandline,andtheresultcodeofthiscommandlinewillusethenewlysetS3characterimmediatelyratherthanwaitinguntilthenextcommandline.
SyntaxATS3=
Command Possible Response(s) S3= OK S3? OK
Values
0127 TheS3characterissetintheformofanASCIIcodevalue. Factorydefaultis13.
Notes:
ImplementationDescription:FollowingITUTRecommendationv.25ter.Mandatory.
UTPSRelatedFlow:UTPSwillnotbeusedanditsvaluewillnotbechanged.
S4ResponseFormatCharacterThiscommandisusedtosettheresponseformatcharacterS4.S4savestheresponseformatcharacterintheformofanASCIIcodevalue.ThischaracterissentbytheMSandservesasapartoftheheader,tail,andendmarkoftheresultcodeandinformationresponse.
IftheS4characterischangedinacommandline,theresultcodeofthiscommandlinewillusethenewS4characterimmediatelyratherthanwaitinguntilthenextcommandline.
SyntaxATS4=
Command Possible Response(s) S4= OK S4? OK
Values
0127 TheS4characterissetintheformofanASCIIcodevalue.
Factorydefaultis10.
Note: ImplementationDescription:FollowingITUTRecommendationv.25ter.Mandatory.
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MultiTechSystems,Inc.ATCommandsforEV1Modems 21
S5BackspaceCharacterExecutethiscommandtosetthebackspacecharacter(S5).S5savesthebackspacecharactersintheASCIIformat.ExecutethiscommandthroughtheTEtodeleteacharacter.
SyntaxATS5=
Command Possible Response(s) S5= OK S5? OK
Values
0-127 TheS5characterissetintheformofASCIIformat. Factorydefaultis8.
VResponseFormatExecutethiscommandtoset:
TheformatofresultcodesandinformationresponsesofATcommands,includingthestructureofheadersandtrailers
Theformofresultcodecontents(numericcodeorverbosecode)
Thetablebelowliststheimpactontheformatofresultcodesandinformationresponses.representsS3charactersandrepresentsS4characters.
ImpactonResponseFormats
VO V1InformationResponses ResultCodes
SyntaxATV
Values
0 MSsendsabbreviatedheadersandtrailersandusesnumericresultcodes.1 MSsendscompleteheadersandtrailersanduseswordsfortheresultcodes. Ifthevalueisnull,bydefault,thevalueis0.
Factorydefaultis1.
22 MultiTechSystems,Inc.ATCommandsforEV1Modems
Chapter 3 System Setting Commands
Thischapterdescribescommandsyoucanusetosetandquerysystemsettings,toretrievethestatusofthecurrentsystem.
^PREFMODEPreferentialNetworkModeExecutethiscommandtoforciblysetthepreferentialnetworkmode.
SyntaxCommand PossibleResponses ^PREFMODE= OK
IfthereisaMSrelatederror:ERROR
^PREFMODE? ^PREFMODE: OK^PREFMODE=? ^PREFMODE: (rangeofsupporteds)OK
Values Networkmode.Valuesare:
2 CDMAmode4 HDRmode8 CDMA/HDRHYBRIDmode Factorydefaultis8.
^RESETResetUsethiscommandtoresetthedevice.
SyntaxAT^RESET
Command PossibleResponses ^RESET
Chapter3SystemSettingCommands
MultiTechSystems,Inc.ATCommandsforEV1Modems 23
^SYSINFOSystemInformationQueryExecutethiscommandtoquerythesysteminformation,suchasservicestatus,domain,roamingstatus,systemmode,andUIMcardstatus.
SyntaxAT^SYSINFO
Command PossibleResponses ^SYSINFO ^SYSINFO:,,,,,OK
Values Systemservicestatus.
0 Noservice
1 Restrictedservice
2 Validservice
3 Restricteddomainservices
4 Powersavingmodeandhibernatemode
Systemdomain.
0 Noservice
1 OnlyCircuitSwitcheddomain(CS)service
2 OnlyPacketSwitched(PS)domainservice
3 BothPSserviceandCSservice
4 NeitherCSservicenorPSserviceisregisteredandMSisinthesearchingmode
255 CDMAnotsupported
Roamingstatus.
0 Nonroamingstatus
1 Roamingstatus
Systemmode.
0 Noservice
2 CDMAmode
4 HDRmode
8 CDMA/HDRHYBRIDmode
UIMcardstatus.
1 ValidUIMcard
240 ROMSIMversion
255 UIMcarddoesnotexist
Submodeofsystem.
10 EVDORev0
11 EVDORevA
24 MultiTechSystems,Inc.ATCommandsforEV1Modems
Chapter 4 SMS Commands
ThischapterdescribescommandsthatyoucanusetoconfigureSMSsettings,processSMSmessages,andindicatestatusofSMSmessages.
^HCMGLSMSListExecutethiscommandtoqueryalltheindexesdefinedbyin.
Messagestatusreportsareprocessedasnormalmessages.
Ifadoptsthedefaultvalue,theEXECUTIONcommandisequaltotheSETcommand^HCMGL="ALL".
ExecutetheTESTcommandtoquerysupportedstatusvalues.
SyntaxAT^HCMGL
Command PossibleResponses ^HCMGL[=] IntheTEXTmode,acommandissuccessfullyexecuted:
^HCMGL:,^HCMGL:,OKOtherwise:+CMSERROR:
^HCMGL=? ^HCMGL:(listofsupporteds)OK
Values Messagetype,string.0 Unreadmessagesreceived1 Readmessagesreceived2 Unsentmessagesstored3 Sentmessagesstored4 Allmessages Integer,indicatesthepositioninmemory. Integer,messagestatus.0 Unreadmessages1 Readmessages3 Sentmessages
Chapter4SMSCommands
MultiTechSystems,Inc.ATCommandsforEV1Modems 25
^HCMGRSMSReadExecutethiscommandtoquerymessagesinthestoragepositionin.Accordingtothevalueof,themessagestatusischangedbytheMS(mobilestation)ortheTE(terminalequipment).Theprocessingofnullparametersisthesameaswhenaparameter'svaluesarezero.
ExecutetheTESTcommandandOKisreturned.
SyntaxAT^HCMGR
Command PossibleResponses ^HCMGR=[,] IntheTEXTmodeandacommandissuccessfullyexecuted:
^HCMGR:,,,,,,,,,,,,,OKOtherwise:+CMSERROR:
^HCMGR=? OK
Values Integerindicatesthepositioninmemory. Changingmessagestatus.0 Changethestatustoread1 Doesnotchangethestatus Phonenumberofamessagesender. Thetimeofmessagereceiving. Codingschemeofamessage.0 GSM7BIT1 ASCII2 IA53 OCTET4 LATIN5 LATIN_HEBREW6 UNICODE7 Others Language.0 UNSPECIFIED1 ENGLISH2 FRENCH3 SPANISH4 JAPANESE5 KOREAN6 CHINESE7 HEBREW Lengthofareceivedmessage Prioritylevel0 Normal1 Interactive2 Urgent3 Emergency
Chapter4SMSCommands
26 MultiTechSystems,Inc.ATCommandsforEV1Modems
Privacylevel0 Normal1 Restricted2 Confidential3 Secret: Messagetype0 Normal1 CPT2 VoiceMail3 SMSReport Specifiesthetypeofashortmessage.
0 Receivedunreadshortmessages
1 Receivedreadshortmessages
2 Storedunsentshortmessages
3 Storedsentshortmessage
Receivedmessages
^HCMGSMessageSendingCommandTheTEsendsamessagetothenetwork.Thesendingofamessagecanbedividedintotwosteps.
TheTEsends^HCMGS=[,]thatendswith(CR).
TheTEwaitsfor(IRA13,10,62,32)fromtheMSandsendsthemessagecontentthatendswith(IRA26).
SyntaxAT^HCMGS
Command PossibleResponses ^HCMGS=[,]textisentered>
^HCMGS:OKIfthereisamessagerelatederror:+CMSERROR:
^HCMGS=? OK
ThebodyoftheSMScancontainamaximumof160characters.
ToconfirmdeliveryoftheSMSusethecommands:
+CNMI=1,1,0,1,0
&HSMSSS=1,0,1,0
Chapter4SMSCommands
MultiTechSystems,Inc.ATCommandsforEV1Modems 27
Values Thephonenumberofamessagerecipient.Thevaluerangeisfrom0to9,*,and#.Themaximumlengthofthevalueis20bits.
Codingschemeoftheaddress.Itisadigitofonebyte.Theparameterisinuseonlywhentheaddresscodingis8bit.EC360adoptsthe4bitcodingcurrently.Thus,thisparameterisnotinuse.Bydefault,thevalueiszero.
Thenumbertypeofthefourhighestbits:
0 UNKNOWN
1 INTERNATIONAL
Thenumbertypeofthefourlowestbits:
0 UNKNOWN
1 TELEPHONY
Themessageidentifier.Thevalueisthedecimalnumberof09.Thevaluerangeis065535.
Endofamessage,thecharacteris'0x1A'.
Cancelthemessagesending,thecharacteris'0x1B'.
^HSMSSSSMSParameterSelectionExecutethisSETcommandtosettheparametersofSMSsending,includingacknowledgement,priority,codingscheme,andprivacy.
SyntaxAT^HSMSSS
Command PossibleResponses ^HSMSSS=,,,
OKIfthereisanerror:ERROR
^HSMSSS? ^HSMSSS:,,,OK^HSMSSS=? ^HSMSSS:(listofsupported,,,s)OK
Values Acknowledgementreport
0 Acknowledgement reportnotrequired1 Acknowledgement reportrequired
Priority0 Normal1 Interactive2 Urgent3 Emergency
Chapter4SMSCommands
28 MultiTechSystems,Inc.ATCommandsforEV1Modems
Codingscheme0 GSM7BIT1 ASCII2 IA53 OCTET4 LATIN5 LATIN_HEBREW6 Unicode7 Other
Privacy0 Normal1 Restricted2 Confidential3 Secret
Factorydefaultsare0,0,1,0.
+CMGDSMSDeletionExecutethiscommandtodeletemessagessavedinthepositionofthememory.Fordetailsandsettingsof,seethedescriptionof+CPMS.
ExecutetheTESTcommandtoqueryallthepositionsofmessagesinthememory.
SyntaxAT+CMGD
Command PossibleResponses +CMGD= OK
Ifthereisamessagerelatederror;+CMSERROR:
+CMGD=? +CMGD:(listofsupporteds)OK
Values Indexofthemessageinthememory.
Chapter4SMSCommands
MultiTechSystems,Inc.ATCommandsforEV1Modems 29
+CMGFSMSFormatSettingExecutetheSETcommandtosettheSMSformat.
Note:Chinesecannotbedisplayedintextmode.
ExecutetheREADcommandtoquerythecurrentmode.ExecutetheTESTcommandtoquerythevaluerange.
SyntaxAT+CMGF
Command PossibleResponses +CMGF[=] OK+CMGF? +CMGF:OK+CMGF=? +CMGF:(listofsupporteds)OK
Values1 Textmode
Ifisnull,thenbydefault,is1(textmode).Factorydefaultis1.
+CMGWSMSStorageSaveamessagetothememorythatissetby+CPMS.ThePDUmodeisnotsupportedcurrently.
SyntaxAT+CMGW
Command PossibleResponses iftextmode(+CMGF=1):+CMGW[=[,[,]]]textisentered
+CMGW:OKIfthereisamessagerelatederror:+CMSERROR:
+CMGW=? OK
ValuesTextMode
HalfofthesentTPDUcharacters. Phonenumberofamessagesender/recipient. Thevaluerangeis09,*,and#.Upto20characters.
Chapter4SMSCommands
30 MultiTechSystems,Inc.ATCommandsforEV1Modems
Addresscodingmethod. Adigitofonebyte.Theparameterisvalidonlywhentheaddresscodingis8bit.
Currently,theEC360adopts4bitcoding.Thus,theparameterisinvalid.Thevalueoftheparameteris0.
Thehighestfourdigitsindicatethenumbertype: 0 UNKNOWN1 INTERNATIONALThelowestfordigitsindicatethenumberplan:0 UNKNOWN1 TELEPHONY
Messagetype,string.RECUNREAD ReceiveanunreadmessageRECREAD ReceiveareadmessageSTOUNSENT StoreanunsentmessageSTOSENT Storeasentmessage Thedefaultvalueis"STOUNSENT".
PDUMode
HalfofthesentTPDUcharacters.
Messageidentifier.Itsvalueisthedecimalnumberof09.Itsvaluerangeis0255
IdentifytheendofaPDUdata.Thecharacteris"0x1A".
Cancelthemessagesending.Thecharacteris"0x1B".
Messagestoragestatus.Valuesareasfollows(inthePDUmode,thedefaultvalueis0)
0 Unreadmessagesreceived1 Readmessagesreceived2 Unsentmessagesstored3 Sentmessagesstored4 Allmessages(onlyfor+CMGL)
Position numberinthememory.Itsvalueisthedecimalnumberof09.Itsvaluerangeisthemaximumcapacityofamessageminusone.
PDUpacketstructureisconsistentwiththe^HCMGSdescription.
+CNMANewSMSAcknowledgementExecutethiscommandtoacknowledgethatamessagesenttotheTEwasreceived.TheMSsendsthenext^HCMTor^HCDSresultcodetotheTEonlyafteramessageisacknowledged.
IftheMSdoesnotreceiveacknowledgementinaspecifiedperiod(networktimeout),theMSreportsRPERRORandautomaticallysetsandof+CNMItozero.Thus,nomessagereportissenttotheTE.Ifmessagereportsarerequired,andneedtobereset.
Ifthecommandisexecutedandthereisnomessagetoacknowledge,the+CMSERROR:isreturned.
ExecutetheTESTcommandtoquerythesupportedvaluesof.Ifonlyzeroissupported,itindicatesthatthecommanddoesnotsupportTPDUsending.
SyntaxAT+CNMA
Command PossibleResponses +CNMA OK
Ifthereisamessagerelatederror:+CMSERROR:
Chapter4SMSCommands
MultiTechSystems,Inc.ATCommandsforEV1Modems 31
Values
0 Notsupported
1 SuccessfulsendingacknowledgementRPACK(orsuccessfulreceivingofbufferresultcode).
2 SendingfailureRPERROR
+CNMINewSMSNotificationSettingExecutetheSETcommandtosettheproceduresofreportingamessagetotheTE:
andareformessagereports(including+CMTI,^HCMT,+CDSI,and^HCDS)thatarereportedtotheTE.
isfornewmessagesstorage.
isnotinuse.
isforthemessagestatusreportstorage(+CDSIand^HCDS).
ExecutetheTESTcommandtoquerythesupportedparameters.
Note:AftertheMSisrestarted,MODE=1andMT=1.Otherparametersarerestoredtozero.
SyntaxAT+CNMI
Command PossibleResponses +CNMI=[[,[,
Chapter4SMSCommands
32 MultiTechSystems,Inc.ATCommandsforEV1Modems
2 IfSMSDELIVERisnotsavedintheMS,sendSMSDELIVERStotheTE.IfMT=2,themessagenotificationadopts^HCMT;namely,messagesarenotsavedintheMSwhilereportedtotheTE.TheTEsendsAT+CNMAtoacknowledgemessages.IfAT+CNMAisnotreceivedintwoseconds,theMSreportserrortothenetwork.
ThetablebelowshowstheinteractionbetweentheTE(terminalequipment)andtheMS(mobilestation).
Setthecellbroadcast.Itisnotsupportedcurrently. Setthereturnnotification.0 MSdoesnotsenddeliveryreportstotheTE1 MSdoesnotstoremessagesbutsendsdeliveryreportstotheTEdirectly
^HCDS:2 IfreturnnotificationsaresavedintheMS,apositionnotificationissenttotheTEthrough
+CDSI.+CDSI:,
Setthebufferprocessingwhen=1,2isenteredfrom=0.0 Inthe12mode,MSsendsallUSCstothe TEinonetime.1 Inthe12mode,clearallUSCs.Factorydefaultsare1,1,0,2,0
ExampleCNMI=1,1,0,1,0.
ThisindicatesthatanewmessageisstoredintheMS(mobilestation).Thenthestoragepositionofthemessageisreported(+CMTI:ME,1).Thestatusreportofthemessageisnotstoredbutdirectlyreported(^HCDS:)
Ifamessagenotificationcannotbereported(forexample,intheonlinedatamode),themessagenotificationisdiscarded.
Chapter4SMSCommands
MultiTechSystems,Inc.ATCommandsforEV1Modems 33
+CPMSSMSStorageSelectionExecutetheSETcommandtoselectthephonebookmemorystorage,whichisusedbyotherphonebookcommands.
ExecutetheREADcommandtoquerythenameandstatusoftheselectedstorage.
ExecutetheTESTcommandtoquerystoragessupportedbytheMS.
SyntaxAT+CPMS
Command PossibleResponses +CPMS=[,[,]] +CPMS:
,,,,,OKIfthereisamessagerelatederror:+CMSERROR:
+CPMS? +CPMS:,,,,,,,,OKIfthereisamessagerelatederror:+CMSERROR:
+CPMS=? +CPMS:(listofsupporteds),(listofsupporteds),(listofsupporteds)OK
Values Stringindicatesthestorageusedbythemessagereadanddeleteprocess.
"SM" (U)SIMcard
"ME" NV
Thestringindicatesthestorageusedbythemessagewriteandsendprocess.Theavailablevaluesarethesameasthatof.
Thestringindicatesthestorageofreceivedmessages.Theavailablevaluesarethesameasthatof.
Theintegerindicatesthenumberofmessagescanbesavedin.
Theintegerindicatesthenumberofmessagescanbesavedin.
Theintegerindicatesthenumberofmessagescanbesavedin.
Theintegerindicatesthenumberofmessagescurrentlysavedin.
Theintegerindicatesthenumberofmessagescurrentlysavedin.
Theintegerindicatesthenumberofmessagescurrentlysavedin. FactorydefaultsareMEMEME
34
Chapter 5 Security Setting Interface
Thischapterdescribesthesecuritysettingcommandthatyoucanusetosetandquerysecuritysettingsofthedevice.
+CFUNOperationModeSettingTheEXECUTIONcommandisusedtosetorresettheMS(mobilestation)mode.
TheREADcommandreturnsthecurrentmode.
TheTESTcommandreturnsallthecurrentlysupportedvalues.
SyntaxAT+CFUN
Command PossibleResponses+CFUN=[] OK
IfthereisaMSrelatederror:+CMEERROR:
+CFUN? +CFUN:OKIfthereisaMSrelatederror:+CMEERROR:
+CFUN=? +CFUN:(listofsupporteds),(listofsupporteds)OKIfthereisaMSrelatederror:+CMEERROR:
Values
0 SetinLPM(LowPower)mode.Beforesettingthismode,theMSshouldbeinofflinemode.
1 Setinonlinemode(defaultvalue).Beforesettingthismode,theMSshouldbeinofflinemode.
4 Setinofflinemode.Beforesettingthismode,theMSshouldbeinFTMmode.
5 SetinFTMmode.Beforesettingthismode,theMSshouldbeinonlinemode.
6 Reset.Beforeresetting,theMSshouldbeinofflinemode.
Factorydefaultis1.
MultiTechSystems,Inc.ATCommandsforEV1Modems 35
Chapter 6 Data Services Commands
Thischapterdescribescommandsyoucanusetoset,control,andquerydataservices.
^ISDORReadDatacardDormantStateUsethiscommandtoreadthedatacardtoseeifithassteppedintothedormantstate.
SyntaxAT^ISDOR
Command PossibleResponses^ISDOR OK
Values
NotinDormantState Modemisnotindormantstate
DormantState Modemisindormantstate
ExampleAdvisor
Modemisnotindormantstate
OK
^PPPCFGReadPPPUserPasswordUsethiscommandtosetusersettingsandtoreadthePPPusernameandpassword.
SyntaxAT^PPPCFG
Command PossibleResponses^PPPCFGor^PPPCFG? ^PPPCFG:
,OKIfthereisMSrelatederrors:ERROR
^PPPCFG=,
OKIfthereisMSrelatederrors:ERROR
Values String.PPPauthenticationofusername
String.PPPauthenticationofuserpassword.
36 MultiTechSystems,Inc.ATCommandsforEV1Modems
Appendix A CME Error List
CMEErrorsForallATcommands,ifthedefaultvalueofCMEEis2,eitherERRORorCMEERRORisreported.CMEERRORincludessomecommonerrorsandparticularerrorsofATcommands.
CMEErrorsandDescriptions0 Phonefailure3 Operationnotallowed4 Operationnotsupported10 SIMnotinserted11 SIMPINrequired12 SIMPUKrequired13 SIMfailure14 SIMbusy15 SIMwrong16 Incorrectpassword17 SIMPIN2required18 SIMPUK2required20 Memoryfull21 Invalidindex22 Notfound23 Memoryfailure24 Textstringtoolong26 Dialstringtoolong27 Invalidcharactersindialstring30 Nonetworkservice31 Networktimeout32 Networknotallowedemergencycallsonly100 Unknown134 Serviceoptiontemporarilyoutoforder(#34)257 Networkrejectedsupservrequest258 Retryoperation259 Invaliddeflectedtonumber260 Deflectedtoownnumber261 Unknownsubscriber262 Servicenotavailable263 Unknownclass264 Unknownnetworkmessage65280 Callindexerror65281 Callstateerror65282 Sysstateerror65283 Parameterserror65284 SPNfilewrong
AppendixACMEERRORList
MultiTechSystems,Inc.ATCommandsforEV1Modems 37
65285 SPNfileaccesseddenied65286 SPNfilenotexist65287 AnotherSPNqueryoperationstillnotfinished
SelfDefinedCommonErrors25 Invalidcharactersintextstring103 Illegalmessage4096 Modemisbusy
UsingSelfDefinedCommonErrorsForterminalsthatsupportuniversalserialbus(USB)multipleportmapping,ATcommandscanbeexecutedthroughtheMODEMportandPCUIport.IfanATcommandisexecutedthroughMODEMportorisnotfinished,ATcommandscannotbeexecutedthroughthePCUIport.Toprovidetimelyresponsetousers,thePCUIportcanbeprocessedinthefollowingways:
IfCMEE=0:ERRORisreportedforcommandxxx.
IfCMEE=1:+CMEERROR:4096,INFO:xxxisreportedforcommandxxx(XXXisthecopyofacommand.Itcancontainupto12characters).
IfCMEE=2:+CMEERROR:modemisbusy,INFO:xxxisreportedforcommandxxx.
38 MultiTechSystems,Inc.ATCommandsforEV1Modems
Appendix B CMS Error List
ThisappendixdescribespossiblevaluesofCMSERRORreturnedbySMSATcommands.
value Errordescription Commandsthatcanreturnthiserror1 SMStoolong ^HCMGS
+CMGW300 NVError +CMGD
+CMGW^HCMGR
302 Operationnotallowed(initializationnotfinished)
+CNMI+CMGD+CNMA+CPMS^HCMGS+CMGW^HCMGL^HCMGR
305 Wrongparameters ^HCMGS+CMGW
313 SIMerror +CMGD+CMGW^HCMGR
320 Memoryerror +CMGD+CMGW^HCMGL^HCMGR
321 Invalidmemoryindexnumber
+CMGD^HCMGR
322 Memoryfull +CMGW340 NoSMSdelivery
+CNMA
500 Unknownerror +CMGD+CNMA^HCMGS^HCMGR
MultiTechSystems,Inc.ATCommandsforEV1Modems 39
Appendix C Summary of Final Result Codes
FinalResultCode No. Description
OK 0 IndicatesthatanATcommandisexecutedwithouterror.
CONNECT 1 Indicatesthataconnectionisestablished.NOCARRIER 3 Indicatesthataconnectionisterminated.ERROR 4 Indicatesanormalerror.+CMEERROR: Indicatesthattheerrortypeisshownby.+CMSERROR: IndicatestheerrorisrelatedtoSMS.COMMANDNOTSUPPORTED Numbernotsupported IndicatesthatanATcommandisnotsupported.TOOMANYPARAMETERS Numbernotsupported IndicatesthattherearetoomanyparametersinanAT
command.
40 MultiTechSystems,Inc.ATCommandsforEV1Modems
Appendix D Initial Parameter Values after MS (Mobile Station) Is Started
Parameter InitialValue
E is"1".
V is"1".
S3 is"013".
S4 is"010".
S5 is"008".
+CPMS ,,andis"ME".
^HSMSSS =0,=0,=1,=0.
+CMGF =1.
+CMEE is"2".
+CNMI =1,=1,=0,=2,=0.
MultiTechSystems,Inc.ATCommandsforEV1Modems 41
Index
^^CFUN Operation Mode Setting ................................... 34 ^HCMGL SMS List ....................................................... 24 ^HCMGR SMS Read ..................................................... 25 ^HCMGS Message Sending Command ......................... 26 ^HSMSSS SMS Parameter Selection ............................ 27 ^HWVER Hardware Version Query .............................. 11 ^ISDOR Read Datacard Dormant Indication ................. 35 ^MDN MDN Query ....................................................... 12 ^MEID MEID Query ..................................................... 12 ^MEID Query ^MEID ................................................... 12 ^PPPCFG Read PPP User Password ............................. 35 ^PREFMODE Preferential Network Mode ................... 22 ^PRLVER PRL Version Query ..................................... 13 ^RESET Reset ............................................................... 22 ^SOFTDN Soft Shut Down ........................................... 13 ^SYSINFO System Information Query ......................... 23 ^TIME Time Query ....................................................... 14
++CGMM/+GMM Product Name ................................... 14 +CGMR Software Version Query ................................. 15 +CIMI IMSI Read .......................................................... 15 +CMEE Error Reporting ................................................ 16 +CMGD SMS Deletion ................................................. 28 +CMGF SMS Format Setting ........................................ 29 +CMGW SMS Storage .................................................. 29 +CNMA New SMS Acknowledgement ......................... 30 +CNMI New SMS Notification Setting ......................... 31 +CPMS SMS Storage Selection .................................... 33 +CSQ RSSI Query Function .......................................... 17 +GCAP Query MS Currently Supported ....................... 18 +GMI Manufacturer Information Query ........................ 18 +GSN Electronic Serial Number(ESN) Query .............. 18
AA/ Repeat Previous Command ....................................... 19
BBackspace Character S5................................................. 21
CCarriage Return Character S3 ........................................ 20
EE Echo ........................................................................... 19 Echo E ........................................................................... 19 Electronic Serial Number (ESN) Query +GSN ............. 18 Error Reporting +CMEE ............................................... 16
HHardware Version Query ^HWVER ............................. 11
IIMSI Read +CIMI ......................................................... 15
MManufacturer Information Query +GMI ........................ 18 MDN Query ^MDN ....................................................... 12 Message Sending Command ^HCMGS ......................... 26
NNew SMS Acknowledgement +CNMA ........................ 30 New SMS Notification Setting +CNMI......................... 31
OOperation Mode Setting ^CFUN ................................... 34
PPreferential Network Mode ^PREFMODE ................... 22 PRL Version Query ^ PRLVER .................................... 13 Product Name +CGMM/+GMM ................................... 14
QQuery MS Currently Supported +GCAP ....................... 18
RRead Datacard Dormant State ^ISDOR ......................... 35 Read PPP User Password ^PPPCFG ............................. 35 Repeat Previous Command A/ ....................................... 19 Reset ^RESET ............................................................... 22 Response Character S4 .................................................. 20 Response Format V ....................................................... 21 RSSI Query Function +CSQ .......................................... 17
Index
42 MultiTechSystems,Inc.ATCommandsforEV1Modems
SS3 Carriage Return Character ........................................ 20 S4 Response Character .................................................. 20 S5 Backspace Character................................................. 21 SMS Deletion +CMGD ................................................. 28 SMS Format Setting +CMGF ........................................ 29 SMS List ^HCMGL ....................................................... 24 SMS Parameter Selection ^HSMSSS ............................ 27 SMS Read ^HCMGR ..................................................... 25 SMS Storage +CMGW .................................................. 29
SMS Storage Selection +CPMS .................................... 33 Soft Shut Down ^SOFTDN ........................................... 13 Software Version Query +CGMR ................................. 15 System Information Query ^SYSINFO ......................... 23
TTime Query ^TIME ....................................................... 14
VV Response Format ....................................................... 21
Revision LevelDateDescriptionCountryBy EmailBy PhoneChapter 1 IntroductionAcronyms Used in This GuideResult Codes OverviewFormatting Conventions OverviewOverview of AT CommandsFormat of Basic CommandsAction Commands OverviewEXECUTION CommandTEST Command
Parameter Commands OverviewSET CommandREAD CommandTEST command
Abort Attribute OverviewS Register Command
Summary of Supported Commands Described in this Document Basic Information and Query CommandsSystem Setting CommandsSMSSecurity Setting CommandsData Services Commands
Chapter 2 Basic Information Query and Command Settings ^HWVER Hardware Version QuerySyntaxValues
^MDN Query MDN SyntaxValue
^MEID MEID Query SyntaxValues
^PRLVER PRL Version QuerySyntaxValues
^SOFTDN Soft Shut-DownSyntaxValues
^TIME Time QuerySyntaxValuesExample
+CGMM/+GMM Product Name SyntaxValuesExample
+CGMR Software Version QuerySyntaxValues
+CIMI IMSI ReadSyntaxValuesExample
+CMEE Error Reporting+CSQ RSSI Query FunctionSyntaxValues
+GCAP Query MS Currently Supported CapabilitiesSyntaxValues
+GMI Manufacturer Information QuerySyntaxValuesExample
+GSN Electronic Serial Number (ESN) QuerySyntaxValues
A/ Repeat Previous CommandSyntaxValuesExample
E EchoSyntaxValues
S3 Command Line Carriage Return Character Syntax Values
S4 Response Format Character Syntax Values
S5 Backspace CharacterSyntaxValues
V Response FormatSyntaxValues
Chapter 3 System Setting Commands^PREFMODE Preferential Network Mode SyntaxValues
^RESET Reset Syntax
^SYSINFO System Information Query SyntaxValues
Chapter 4 SMS Commands ^HCMGL SMS List SyntaxValues
^HCMGR SMS Read SyntaxValues
^HCMGS Message Sending Command SyntaxValues
^HSMSSS SMS Parameter Selection +CMGD SMS Deletion +CMGF SMS Format Setting +CMGW SMS StorageSyntaxValuesText ModePDU Mode
+CNMA New SMS AcknowledgementSyntax
+CNMI New SMS Notification Setting Example
+CPMS SMS Storage SelectionSyntaxValues
Chapter 5 Security Setting Interface+CFUN Operation Mode Setting SyntaxValues
Chapter 6 Data Services Commands^ISDOR Read Datacard Dormant State SyntaxValuesExample
^PPPCFG Read PPP User Password SyntaxValues
Appendix A CME Error List CME Errors CME Errors and Descriptions Self-Defined Common Errors Using Self-Defined Common Errors
Appendix B CMS Error List Appendix C Summary of Final Result CodesAppendix D Initial Parameter Values after MS (Mobile Station) Is StartedIndex
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