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103

6196-2220

\N – Select data error correcting mode

Description:

If this feature is provided by the product, this command controls the preferred error
correcting mode for a data connection. It can only be used for transparent data transmis-
sion. If the MNP2 feature is provided, the product authorizes MNP error correction
mode.

Syntax:

AT\N<n>

Command example

Possible responses

Note

AT\N0

OK

no error correction

AT\N? 0

Current

value

OK

AT\N4 +CME ERROR: 3

LAPM error correction
selection, result:V42
feature is not provided

Defined values:

<n>

0:

(default) Disables error correction mode

5:

Selects MNP error correction mode

NOTE:

+E prefixed commands of V.25 ter are not used.

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Summary of Contents for GD-01 TCP

Page 1: ...GSM Modem www westermo com Westermo Teleindustri AB 2005 AT Commands Interface Guide 6196 2220 GD 01 GD 01 TCP GD 01 US...

Page 2: ...nds 93 103 Fax commands 104 114 V24 V25 commands 115 125 Specific AT commands 126 146 AT commands for GPRS 148 175 Data Commands multiplexering protocoll 176 178 Error codes from modem 179 184 GSM 04...

Page 3: ...obile Equipment errors x x 0 CKPD Keypad control CCLK Clock Management CALA Alarm Management Short form list of AT commands S registers Description Direct CSAS W F Default Save value S0 Ring signals b...

Page 4: ...remaining attempt number CLCK Facility lock CPWD Change password Security commands Command Description Direct CSAS W F Default Save value CPBS Select phonebook memory storage CPBR Read phonebook entr...

Page 5: ...on WMGO Message overwriting WUSS Unchange SMS Status x x 0 Short Messages commands Command Description Direct CSAS W F Default Save value CCFC Call forwarding CLCK Call barring CPWD Modify SS password...

Page 6: ...FRM Receive speed FTH HDLC transmit speed FRH HDLC receive speed FTS Stop transmission and wait FRS Receive silence Fax class 1 commands Command Description Direct CSAS W F Default Save value FDT Tra...

Page 7: ...ption Direct CSAS W F Default Save value CCED Cell environment description CCED Automatic RxLev indication WIND General Indications x x 0 WLPR Read Language Preference WLPW Write Language Preference W...

Page 8: ...Select service for MO SMS messages CGEREP GPRS event reporting CGREG GPRS network registration status D Request GPRS IP service CGAUTO Automatic response to a network request for PDP context activati...

Page 9: ...PIN or unsolicited incoming events the product does not return the OK string as a response In the AT command list below CR and CR LF are intentionally omitted Special AT commands In addition to the co...

Page 10: ...Description This command is used to get the supported frequency bands With multi band products the response may be a combination of different bands Syntax AT CGMM Command example Possible responses No...

Page 11: ...sed by the TE The ME can convert each character of entered or displayed strings This is used to send read or write short messages See also WPCS for the phonebooks character sets Syntax AT CSCS Charact...

Page 12: ...displayed and entered as they are stored in SIM or in ME CUSTOM User defined character set see also WCCS command HEX Hexadecimal mode No character set used the user can read or write hexadecimal valu...

Page 13: ...format AT CCID CCID 123456789 Same result as CCID AT CCID OK No parameter but this command is valid GCAP Capabilities list Description This command gets the complete list of capabilities Syntax AT GCA...

Page 14: ...e GSM stack and GSM functionality a complete software reset is performed All parameters are reset to their previous values if AT W was not used If you write entries in the phonebook CPBW and then rese...

Page 15: ...low functionality CMEE Report Mobile Equipment Errors Description This command disables or enables the use of the CME ERROR xxx or CMS ERROR xxx result code instead of simply ERROR See chapter error c...

Page 16: ...ontrol string Command example Possible responses Note AT CKPD 21 CCFC 0 7 Check every call forwarding status AT CKPD 1234 CME ERROR 3 Sequence not allowed CCLK Clock Management Description This comman...

Page 17: ...econds field is not mandatory index is a number from 0 to 15 Command example Possible responses Note AT CALA 00 06 09 07 30 OK Set an alarm for June 9th 2000 at 7 30 am alarm stored AT CALA 99 03 05 1...

Page 18: ...al international prefix does not need to be set usually 00 but does need to be replaced by the character Example to set up a data call to the Westermo Sweden office from another country the AT command...

Page 19: ...nd call succeeds Command specific information When the FDN phonebook has been locked only numbers beginning with the digits of FDN phonebook entries can be called For example if 014629 is entered in t...

Page 20: ...no reply timer fixed at 25 s result done ATD 2 CME ERROR 3 Bad sequence See the enf of the manual for the list of supported sequences H Hang Up command Description The ATH or ATH0 command is used by...

Page 21: ...OK Disconnect call OK call disconnected CEER Extended error report Description This command gives the cause of call release when the last call set up originating or answering failed Syntax AT CEER Com...

Page 22: ...duration command valid AT VTD 0 OK To set the default value VTS Description The product enables the user application to send DTMF tones over the GSM network This command enables tones to be transmitt...

Page 23: ...r 2 Command example Possible responses Note AT D1 OK Activates DTR number dialling DTR is OFF DTR switches ON The number in the first location of the ADN is dialled automatically DTR switches OFF The...

Page 24: ...B command affects the current value of CSNS Syntax AT CICB mode Command example Possible responses Note AT CICB 1 OK If no incoming bearer force a fax call AT CICB 2 OK If no incoming bearer force a v...

Page 25: ...NOTE setting the CSNS command affects the current value of CICB Syntax AT CSNS Command example Possible responses Note AT CSNS 2 OK force a fax call AT CSNS 0 OK force a voice call AT CSNS CSNS 0 Inte...

Page 26: ...el bit error rate ber with or without a SIM card inserted Syntax AT CSQ Command example Possible responses Note AT CSQ CSQ rssi ber rssi and ber as defined below OK Defined values rssi 0 113 dBm or le...

Page 27: ...ual mode this PLMN may not be the one set by the application as it is in the search phase These commands are not allowed during one communication Syntax To force an attempt to select and register on a...

Page 28: ...or registration on SFR network network not allowed emergency calls only AT COPS 1 1 23433 CME ERROR 529 Ask for registration on UK Orange network Selection failed emer gency calls only AT COPS 0 OK Re...

Page 29: ...election fails auto matic mode is entered format 0 long alphanumeric format oper 1 short alphanumeric format oper 2 numeric oper default value stat status of oper stat 0 unknown 1 available 2 current...

Page 30: ...licited result code command valid AT CREG 2 OK Enable network registra tion and location informa tion unsolicited result code command valid AT CREG CREG 0 2 0 1 2 mode values are supported Defined val...

Page 31: ...mat NumOper Response syntax WOPN format AlphaOper Command example Possible responses Note AT WOPN OK Test command AT WOPN 0 20801 WOPN 0 Orange F Give an operator OK in numeric format alphanumeric ans...

Page 32: ...ifferent possibilities are AT CPOL index to delete an entry AT CPOL format to set the format used by the read command AT CPOL AT CPOL format oper to put oper in the next free location AT CPOL index fo...

Page 33: ...networks in long OK alphanumeric format AT CPOL 7 OK Delete 7th location AT CPOL CPOL 1 0 D1 TELEKOM Ask for preferred list of CPOL 6 0 F SFR networks Preferred list OK of networks in long alphanumer...

Page 34: ...nter the PIN Personal Identification Number the PUK Personal Unblocking Key will be required PUK validation forces the user to enter a new PIN code as a second parameter and this will be the new PIN c...

Page 35: ...8 AT CPIN CPIN READY Read PIN state the product is ready If the user tries to do something which requires PIN2 CHV2 the product will refuse the action with a CME ERROR 17 SIM PIN2 required The product...

Page 36: ...ration not allowed PIN2 previously entered After 3 unsuccessful attempts PUK2 will then be required PUK2 validation forces the user to enter a new PIN2 code as a second parameter and this will be the...

Page 37: ...Possible responses Note AT CPINC CPINC 2 3 10 10 Get the number of attempts left first CHV1 attempt was a failure AT CPINC CPINC 2 3 10 10 Get current values first attempt was a failure AT CPINC OK Ge...

Page 38: ...IN is enabled no SIM PP 0 PC 0 lock no network lock OK no information on Call barring no longer supported in GSM 07 07 AT CLCK SC 0 5555 CME ERROR 16 Disable PIN PIN was wrong AT CPIN 1234 OK Enter PI...

Page 39: ...word NSCK PP Service Provider lock with a 8 digits password SPCK PC Corporate lock with a 8 digits password CCK FD SIM Fixed Dialing Numbers FDN memory feature PIN2 is required as password mode 0 unlo...

Page 40: ...network lock with an incorrect password Syntax AT CPWD fac oldpwd newpwd Command example Possible responses Note AT CPWD CPWD PS 8 SC 8 Possible values AO 4 OI 4 OX 4 CHV1 CHV2 AI 4 IR 4 AB 4 must be...

Page 41: ...MC MSD ME missed calls list ME ME ME phonebook MT MT combined ME and SIM phonebook RC LIC ME received calls list SN SDN Services dialing phonebook Syntax AT CPBS Command example Possible responses Not...

Page 42: ...ponses Note AT CPBR CPBR 1 50 20 10 Test command OK 50 locations from 1 to 50 max length for phone number is 20 digits 10 characters max for the text AT CPBR 12 14 CPBR 12 112 129 Emergency Read entri...

Page 43: ...ng Syntax AT CPBF Command example Possible responses Note AT CPBF CPBF 20 10 Test command max OK length for phone number is 20 digits 10 characters for the text AT CPBF E CPBF 12 112 129 Read entries...

Page 44: ...3 location 3 erased AT CPBW 5 112 129 Write at location 5 SOS OK location 5 written AT CPBW 5 01290917 Overwrite location 5 129 Jacky OK location 5 overwritten AT CPBW 6 01292349 Write location 6 UCS2...

Page 45: ...required AT CPIN SIM PIN2 SIM PIN2 is required AT CPIN 5678 OK Enter SIM PIN2 AT CPBW 5 01290917 Write in FDN at 129 Jacky OK location 5 writing in FDN is now allowed Defines values index integer typ...

Page 46: ...orresponding to the specified phone number AT CPBP 331290101 CPBP 15 01290101 Search entries correspon 129 Eric ding to this phone OK number display the entry corresponding to the specified phone numb...

Page 47: ...ble OK modes AT CPBN 0 CPBN 15 331290101 Read the first location 145 Eric display the first location OK AT CPBN 2 CPBN 5 33147658987 Read the next location 145 Frank display the second location OK AT...

Page 48: ...0146290800 Display the last item 129 WM written with its location AT CPBN 4 AT CPBN 38 0146290800 Get the last item read 129 WM now the last item read is the last written item too AT CPBF 800041FFFF...

Page 49: ...e syntax CNUM alpha1 number1 type1 CR LF CNUM alpha2 number2 type2 Command example Possible responses Note AT CNUM CNUM Phone Get MSISDN s 0612345678 129 CNUM Fax 0687654321 129 CNUM 80001002FFFF 0183...

Page 50: ...IP WAIP 0 1 Possible values OK AT WAIP 1 OK Inhibit initialization of phonebooks next boot AT W Save modifications in EEPROM Caution The given value should be stored in EEPROM Therefore the AT W comma...

Page 51: ...ook Command example Possible responses Note AT WDCP OK AT WDCP WDCP LD MC RC Possible values OK The result is the identi fiers of the a list of calls AT WDCP LD OK Delete all the content of Last Diali...

Page 52: ...l number 660 is activated AT CSVM CSVM 0 1 129 145 Possible values OK AT CSVM 0 888 129 OK Disable Voice Mail num ber and change value to 888 Defined values mode 0 Disable the voice mail number 1 Enab...

Page 53: ...used to write and send messages CMGW CMSS mid CBM Message Identifier mr Message Reference oa Originator Address pid Protocol Identifier pdu For SMS GSM 04 11 SC address followed by GSM 03 40 TPDU in h...

Page 54: ...1 1 1 SMS AT command Phase OK 2 version 4 7 0 SMS MO SMS MT and SMS CB supported AT CSMS 1 CSMS 1 1 1 SMS AT command Phase 2 SMS MO SMS MT and SMS CB supported AT CSMS CSMS 0 1 1 1 Current values GSM...

Page 55: ...R is sent to the network the mt and ds parameters of the CNMI com mand are then reset to zero do not show new message indication Syntax in text mode AT CNMA Syntax in PDU mode AT CNMA n length CR PDU...

Page 56: ...00B50621 5D42ECFE7E17319 AT CNMA 2 length CR OK Negative acknowledge Pdu message Ctrl Z ESC ment for the message Send a negative acknowledgement to the network RP ERROR with PDU message ackpdu format...

Page 57: ...M 2 20 Read list delete CBM SM 3 10 from RAM Write SMS OK to SIM Defined values mem1 Memory used to list read and delete messages It can be SM SMS message storage in SIM default BM CBM message storage...

Page 58: ...e Possible responses Note AT CMGF 0 OK Set PDU mode AT CMGS 14 CR CMGS 4 000103069121436500 Send complete MSG in 0004C9E9340B OK PDU mode no SC address Defined values The pdu message is composed of th...

Page 59: ...ied in the CSCA and CSMP commands are restored from EEPROM if the SIM card is Phase 1 or from the SIM card if it is a Phase 2 SIM card Syntax AT CRES Command example Possible responses Note AT CRES OK...

Page 60: ...odes Only mode 2 is supported Any other value for mode 0 1 or 3 is accepted return code will be OK but the pro cessing of unsolicited result codes will be the same as with mode 2 Possible values 0 Buf...

Page 61: ...e the setting of Select CBM Types CSCB command and bm Default is 0 Possible values 0 No CBM indications are routed to the TE The CBMs are stored 1 The CBM is stored and an indication of the memory loc...

Page 62: ...read stored messages The messages are read from the memory selected by CPMS command Syntax AT CMGR index Response syntax for text mode CMGR stat oa alpha scts tooa fo pid dcs sca tosca length CR LF d...

Page 63: ...OK AT CMGR 2 CMS ERROR 321 Read at a wrong index AT CMGF 0 AT CMGR 1 CMGR 2 length In PDU mode Note CR LF pdu Message is stored but OK unsent no alpha field AT CMGF 1 CPMS SR Reset to text mode set C...

Page 64: ...DU mode CMGL index stat alpha length CR LF pdu for SMS DELIVER SMS SUBMIT and SMS STATUS REPORT may be followed by other CR LF CMGL index Command example Possible responses Note AT CMGL REC UNREAD CMG...

Page 65: ...rl Z and ESC ASCII 27 This command can be aborted using the ESC character when entering text In PDU mode only hexadecimal characters are used 0 9 A F Command syntax in text mode AT CMGS da toda CR tex...

Page 66: ...ble responses Note AT CMGW CMGW 4 Write a message in text 33146290800 CR mode result Hello how are you ctrl Z OK Message stored in index 4 AT CMGW length CR CMGW index Write a message in PDU pdu ctrl...

Page 67: ...onse syntax CMSS mr or CMS ERROR err if sending fails If a new recipient address da is given it will be used instead of the one stored with the message Command example Possible responses Note AT CMGW...

Page 68: ...n b6 1 if the beginning of the User Data field contains a Header in addition to the short message This option is not supported in CSMP command but can be used in PDU mode CMGS SRR Status Report Reques...

Page 69: ...143 x 30 minutes 168 to 196 VP 166 x 1 day 197 to 255 VP 192 x 1 week pid is used to indicate the higher layer protocol being used or indicates interworking with a certain type of telematic device Fo...

Page 70: ...AD Read the received 0146290800 message Unread 98 10 01 18 19 20 00 message received from CR LF 0146290800 on the 01 10 1998 at 18H19m 20s AT CMGD 3 OK Delete it result Message deleted AT CMGD 1 0 OK...

Page 71: ...A Service center address Description This command is used to indicate which service center the message must be sent to The product has no default value for this address If the application tries to sen...

Page 72: ...is allowed Message Identifiers mids parameter indicates which type of message identifiers the ME should listen to Supported languages dcss parameter are 0 for German 1 for English 2 for Italian 3 for...

Page 73: ...in 1000 100000 EF CBMI 4 CBMIs are stored in EF CBMI WMSC Message status modification Syntax AT WMSC loc status Defined values loc location number of the stored message integer status new status to be...

Page 74: ...pecified by the AT WMGO command The location is forgotten and in order to perform a second overwrite WMGO has to be used again If the external application specifies a free location and if an incoming...

Page 75: ...CFC 0 3 0146290800 OK Register to an unconditional call forwarding AT CCFC 0 2 CCFC 1 1 Interrogate unconditional 0146290800 129 call forwarding Call forwarding active for voice CR LF CCFC 1 2 Call fo...

Page 76: ...eason 2 No reply 4 all call forwarding and 5 all conditional call forwarding time to wait 1 to 30 in seconds before call is forwarded Default value is 20 CLCK Call barring Description This command all...

Page 77: ...m Barr Incoming Calls when Roaming outside the home country For all calls barring mode 0 only AG All outGoing barring services AC All inComing barring services AB All Barring services mode 0 Unlocks t...

Page 78: ...ERROR 16 Change password result Wrong password AT CPWD AO 5555 1234 OK Change password result Password changed Whatever the facility the change of password applies to all call barring CCWA Call waiti...

Page 79: ...78FFFF AT CCWA 1 0 7 OK Erase call waiting voice call waiting no number CCWA 1 Defined values n Result code presentation status in the TA 0 Disable 1 Enable mode 0 Disable 1 Enable 2 Query status clas...

Page 80: ...IR n m Ask for current OK functionality result n and m as defined here below Defined values n Sets the line ID restriction for outgoing calls 0 Presentation indicator is used according to the subscrip...

Page 81: ...lpha for an incoming call after each RING or CRING indication Command example Possible responses Note AT CLIP 1 OK Enable CLIP Note AT CLIP CLIP n m Ask for current OK functionality n and m defined as...

Page 82: ...d example Possible responses Note AT COLP 1 OK Activate COLP AT COLP COLP 1 1 Ask for current OK functionality COLP is enabled and provisioned ATD146290928 COLP or 0146290928 129 JOE COLP 0146290800 1...

Page 83: ...g is activated or not Syntax AT CAOC mode Command example Possible responses Note AT CAOC 0 CAOC 000A08 Query CCM value result OK display Current Call Meter value CCM 2568 AT CAOC 1 OK Deactivate unso...

Page 84: ...s in an ME error CME ERROR err is returned The Read command returns the current value of the ACM The ACM value entered or displayed is in hexadecimal format with 6 digits Syntax AT CACM Command exampl...

Page 85: ...2 is required to set the value If setting fails in an ME error CME ERROR err is returned The Read command returns the current value of ACMmax The ACMmax value entered or displayed is in hexadecimal fo...

Page 86: ...n CAOC CACM and CAMM into currency units SIM PIN2 is required to set the parameters If setting fails in an ME error CME ERROR err is returned Syntax AT CPUC Command example Possible responses Note AT...

Page 87: ...all held calls or set User Determined User Busy UDUB for a waiting call 1 Release all active calls if any exist and accepts the other held or waiting call 1X Release a specific call X active held or w...

Page 88: ...mobile terminated MT call stat state of the call 0 active 1 held 2 dialling MO call 3 alerting MO call 4 incoming MT call 5 waiting MT call mode teleservice 0 voice 1 data 2 fax 9 unknown mpty 0 call...

Page 89: ...t codes When m 1 and a supplementary service notification is received during a call unsolicited result code CSSU code2 index number type is sent Syntax AT CSSN n m Response syntax CSSN n m for AT CSSN...

Page 90: ...voice call number type fields may be present 5 call on hold has been released during a voice call 7 call is being connected alerting with the remote party in alerting state in Explicit Call Transfer o...

Page 91: ...CUSD as direct answer to a send USSD is then indicated with CUSD m str dcs m 0 no further user action required network initiated USSD Notify or no further information needed after mobile initiated op...

Page 92: ...formation for all following outgoing calls select a CUG index suppress outgoing access OA OA allows a member of a CUG to place calls outside the CUG suppress the preferential CUG Preferential is the d...

Page 93: ...the call is released NOTE 2 The former values of 100 and 101 for ce are retained for compatibility pur poses but should no longer be used values 2 and 3 should be used instead Syntax AT CBST speed na...

Page 94: ...modem type V 32 8 Specific 12 9 600 bps modem type V 34 14 14 400 bps modem type V 34 65 300 bps modem type V 110 66 1 200 bps modem type V 110 68 2 400 bps modem type V 110 70 4 800 bps modem type V...

Page 95: ...mmand example Possible responses Note AT FCLASS FCLASS 0 1 Test command result OK Fax class 2 not supported AT FCLASS FCLASS 0 1 2 Test command result OK Fax class 2 supported AT FCLASS 0 OK Data mode...

Page 96: ...CONNECT response to the application the product will specify the type of data connection that has been set up These report types are CR ASYNC For asynchronous transparent CR REL ASYNC For asynchronou...

Page 97: ...esponses Note AT CRC 0 OK Extended reports disabled AT CRC 1 OK Extended reports enabled ILRR DTE DCE local rate reporting Description This parameter controls whether or not the extended format ILRR r...

Page 98: ...61 Test command 40 255 1 255 0 1 OK AT CRLP 61 61 48 6 0 OK Set new parameters AT CRLP AT CRLP 61 61 48 6 0 Current values Defined values This command accepts 5 parameters iws 0 61 Down window size de...

Page 99: ...Note AT DOPT 1 OK Set new parameters AT DOPT 0 1 0 1 Test command result DTX is supported OK AT DOPT 1 1 OK Set new parameters AT DOPT 1 1 Current values OK Defined values reset_allowed 0 Data communi...

Page 100: ...data compression negotiation if this feature is sup ported on the product Syntax AT C n Command example Possible responses Note AT C0 OK Feature supported AT C2 OK V 42bis supported AT C 2 Current va...

Page 101: ...operation of the data compression function from the DTE point of view default is 3 0 Negotiated no compression 1 Transmit only 2 Receive only 3 Both directions accept any direction neg specifies whet...

Page 102: ...as follows DR NONE Data compression is not in use DR V42B Rec V 42 bis is in use in both directions DR V42B RD Rec V 42 bis is in use in receive direction only DR V42B TD Rec V 42 bis is in use in tr...

Page 103: ...ansmis sion If the MNP2 feature is provided the product authorizes MNP error correction mode Syntax AT N n Command example Possible responses Note AT N0 OK no error correction AT N 0 Current value OK...

Page 104: ...ommand sets the fax transmit speed Syntax AT FTM speed Command example Possible responses Note AT FTM 24 48 72 73 74 96 97 98 Test command 121 122 145 146 Note Fax 14 4 kbps OK supported Defined value...

Page 105: ...mmand Note OK Fax 14 4 kbps supported Defined values The speed values are identical to those of the FTM command see above FTH HDLC transmit speed Description This command sets the fax transmit speed u...

Page 106: ...t command OK Defined values speed can only take the value 3 which corresponds to V 21 channels 300 bps FTS Stop transmission and wait Description This command stops transmission for the period specifi...

Page 107: ...network and report back to the DTE after the specified period It is aborted if any character is received from the application Syntax AT FRS n Command example Possible responses Note AT FRS 0 255 Test...

Page 108: ...ters are the same than those of AT FDIS command FDIS vr br wd ln df ec bf st This response reports remote capabilities The parameters are the same than those of AT FDIS command FCFR This response indi...

Page 109: ...ata Description This command initiates data reception Syntax AT FDR FET Transmit page punctuation Description This command punctuates page and document transmission after FDT commands It indicates tha...

Page 110: ...inate Session Description This command causes the product to terminate the session Syntax AT FK FBOR Page transfer bit order Description This command sets the bit order for negotiation and fax page tr...

Page 111: ...uality checking Description This command controls Copy Quality checking for receiving faxes Syntax AT FCQ n Command example Possible responses Note AT FCQ 0 Test command OK FCR Capability to receive D...

Page 112: ...rameters of the T30 standard vr Vertical Resolution 0 default Normal 98 lpi 1 Fine 196 lpi br Bit Rate 0 2 400 bps modem type V 27 ter 1 4 800 bps modem type V 27 ter 2 7 200 bps modem type V 29 3 9 6...

Page 113: ...M 64 bytes frame 2 Enable Fax ECM 256 bytes frame Only when product supports fax Error Correction Mode feature If this feature is supported default is 2 else default is 0 bf Binary File Transfer Only...

Page 114: ...are the same as for the FDIS command FLID Local ID string Description This command allows the local ID string to be defined Syntax AT FLID string The string has a limited size and accepts any charact...

Page 115: ...38400 baud However some con straints have to be taken into account any AT command issued by the DTE must start with a capital A and T or otherwise the DCE may return some garbage characters and become...

Page 116: ...ed values format 0 Autodetect not supported 1 8 Data 2 Stop supported 2 8 Data 1 Parity 1 Stop supported 3 8 Data 1 Stop supported 4 7 Data 2 Stop supported 5 7 Data 1 Parity 1 Stop supported 6 7 Data...

Page 117: ...s flow control throught RTS DCE behaviour is as follows If the DCE has never detected RTS in the high or ON condition since startup then it ignores RTS as it assumes that this signal is not connected...

Page 118: ...C1 OK DCD matches state of the remote modem s data carrier D Set DTR signal Description This commands controls the Data Terminal Ready DTR signal Syntax AT D Command example Possible responses Note A...

Page 119: ...tion has been established and the ME is in command mode this command allows you to return to online data mode Syntax ATO Command example Possible responses Note ATO OK Return from offline mode to onli...

Page 120: ...t CR LF Result codes numeric code CR CR LF verbose code CR LF Syntax ATV Command example Possible responses Note ATV0 0 DCE transmits limited headers and trailers and numeric result codes ATV1 OK DCE...

Page 121: ...cription AT T0 is used to perform auto tests The response will be OK if no software problem is detected EEPROM RAM and ROM checksums otherwise a simple ERROR response is sent AT T1 is used to close th...

Page 122: ...ses Note ATE0 OK Characters are not echoed ATE1 OK Characters are echoed F Restore factory settings Description This command is used to restore the factory settings from EEPROM The settings which are...

Page 123: ...em factory configuration The parameters displayed are the following Q V S0 S2 S3 S4 S5 CR CRC CMEE CBST SPEAKER ECHO C D C IPR ICF IFC Syntax AT V Command example Possible responses Note AT V Q 0 V 1...

Page 124: ...Display modem data features This command lists the supported data rates data modes and fax classes I7 Display modem voice features If the value is different an OK string will be sent back Syntax ATI C...

Page 125: ...Command example Possible responses Note AT WMUX WMUX 0 1 Possible values OK AT WMUX WMUX 0 Data Commands multiplexing disabled OK AT WMUX 1 OK Enable Data Commands multiplexing Defined values mode 0...

Page 126: ...Freq absolute RxLev RxLev Full RxLev Sub RxQual RxQual Full RxQual Sub Idle TS 2 Neighbour1 to Neighbour6 If the Cell Identity is available MCC MNC LAC CI BSIC BCCH Freq absolute RxLev if the Cell Id...

Page 127: ...a CCED response The 07 07 format for CSQ is respected The ber is not evaluated by this command so the ber value will always be 99 CSQ rssi 99 OK This CSQ response when automatic shots are selected is...

Page 128: ...2 Product is ready to process AT commands except phonebooks AOC SMS but still in emergency mode 8 bit 3 Indication that the product is ready to process all AT commands at the end of init or after swap...

Page 129: ...for an emergency call 8 The network is lost 9 Audio ON 10 Show reload status of each SIM phonebook after init phase after Power ON or SIM insertion 11 Show the checksum of Sim phonebooks after loadin...

Page 130: ...the service of the phonebook is not loaded or not present the checksum is not displayed and two commas without checksum are displayed WLPR Read Language Preference Description Read a Language Prefere...

Page 131: ...ote AT WLPW 1 5 OK Write Lang Pref equal to 5 in EF LP with index 1 result EF LP correctly updated WAC Abort command Description This command allows SMS SS and PLMN selection related commands to be ab...

Page 132: ...the end WDR Data Rate Description This command allows the data rate for bearer data to be configured available for outgoing calls only Syntax AT WDR n Command example Possible responses Note AT WDR n...

Page 133: ...ware Version 3 00 Request Hardware Version result Hardware OK version is 3 30 WDOP Date of Production Description This command gets the date of production Format of the date is Week Year Syntax AT WDO...

Page 134: ...status value Command example Possible responses Note AT WSTR status WSTR status value Select the status 1 INIT SEQUENCE AT WSTR 1 WSTR 1 2 OK AT WSTR 2 WSTR 2 1 Select the status 2 OK NETWORK STATUS r...

Page 135: ...ncy Response syntax WSCAN rssi Command example Possible responses Note AT WSCAN 50 WSCAN 23 Request rssi of OK absolute frequency 50 result rssi is 23 AT WSCAN 1025 CME ERROR 3 Request power of absolu...

Page 136: ...receiving incoming calls electrical pulses are sent on the RI signal In up down RI mode no pulses are sent before unsolicited AT response and up down signals are sent when receiving an incoming call...

Page 137: ...manual Syntax AT W32K mode Command example Possible responses Note AT W32K 1 OK Enable 32kHz power down mode 32kHz power down mode is enabled AT W32K 0 OK Disable 32kHz power down mode result 32kHz po...

Page 138: ...F can be used The number of characters entered must equal the edition range requested otherwise the command will terminate with a CME ERROR 3 result Syntax AT WCCS mode table char 1 char 2 Command ex...

Page 139: ...version table 1 GSM To Custom conversion table char 1 char 2 Character range to display edit If only char 1 is present only this char is displayed edited 0 127 for GSM To Custom conversion table 0 255...

Page 140: ...78 208105923568974 AT WLCK PU OK Activate Network Subset 12345678 2081035 lock on SFR 208 10 35 AT WLCK PU CME ERROR 3 Need 7 digits of IMSI to 12345678 20810 perform a service provider lock AT WLCK P...

Page 141: ...igits password PCK PN Network lock with a 8 digits password NCK PU Network subset lock with a 8 digits password NSCK PP Service provider lock with a 8 digits password SPCK PC Corporate lock with a 8 d...

Page 142: ...IM card does not support this CPHS feature Syntax AT CPHS Mode FctId Command example Possible responses Note AT CPHS Mode FctId OK CME ERROR 3 CPHS FctId1 Status CR LF CPHS FctId2 Status CR LF AT CPHS...

Page 143: ...Customer Mirror WMBN CPHS Mail Box Number Description This command allows to set the different mailbox numbers in SIM The CPHS command can be used to know which mailbox numbers can be updated Syntax A...

Page 144: ...rd AT CPHS 2 2 WMBN 1 Get the current Mail Box 33122334455 145 1 Numbers again WMBN 2 0166778899 129 1 WMBN 3 0 WMBN 4 0 OK Defined values LineId 1 Line 1 2 Line 2 3 FAX 4 DATA number Phone number in...

Page 145: ...ponses Note AT WRST OK AT WRST 0 OK Disable timer AT WRST 1 001 03 OK Enable timer and put delay at 1 hour 3 minutes AT WRST WRST 1 001 03 Timer activated to reset 001 01 after 1 hour and 3 minutes OK...

Page 146: ...TH 1 127 0 5 7 10 AT WATH 17 2 OK Ask for disconnection with release cause user busy and location public network serving the local user every call if any are released Defined values RelCause decimal v...

Page 147: ...147 6196 2220...

Page 148: ...command returns values supported as a compound value If the MT supports several PDP types PDP_type the parameter value ranges for each PDP_type are returned on a sepa rate line Syntax CGDCONT cid PDP...

Page 149: ...ead form of the command will continue to return the null string even if an address has been allocated during the PDP startup procedure The allocated address may be read using the CGPADDR command d_com...

Page 150: ...eter cid Since this is the same parameter that is used in the CGDCONT command the CGQREQ command is effectively an extension to the CGDCONT command The QoS profile consists of a number of parameters e...

Page 151: ...ed mean s Defined values cid A numeric parameter which specifies a particular PDP context definition precedence A numeric parameter which specifies the precedence class Precedence Precedence Name Inte...

Page 152: ...omitted 1 Acknow Acknow Protected Acknow Non real time traffic error ledged ledged ledged sensitive application that cannot cope with data loss 2 Unacknow Acknow Protected Acknow Non real time traffic...

Page 153: ...ameter which specifies the mean throughput class If a value is omitted for a particular class then the value is considered to be unspecified Mean Throughput Class Mean Throughput in octets per hour 0...

Page 154: ...nd the CGQMIN command is effectively an extension to the CGD CONT command The QoS profile consists of a number of parameters each of which may be set to a separate value A special form of the set comm...

Page 155: ...s a particular PDP context precedence A numeric parameter which specifies the precedence class delay A numeric parameter which specifies the delay class reliability A numeric parameter which specifies...

Page 156: ...are enabled by the CMEE command Any active PDP contexts will be automatically deactivated when the attachment state changes to detached The read command returns the current GPRS service state The tes...

Page 157: ...rforms a GPRS attach and them attempts to activate the specified con texts If the attach fails then the MT responds with ERROR or if extended error respons es are enabled with the appropriate failure...

Page 158: ...CT and enters V 25ter online data state GPRS attachment and PDP context activation procedures may take place prior to or during the PDP startup if they have not already been performed using the CGATT...

Page 159: ...the MT to operate according to the specified GPRS mobile class If the requested class is not supported an ERROR or CME ERROR response is returned The read command returns the current GPRS mobile clas...

Page 160: ...automatic GPRS attach the ATTACH STATUS parameter of WGPRS is ignored But if the MS is not already GPRS attached when switching from B CC class to CG class then no automatic GPRS attach is performed C...

Page 161: ...nces Syntax CGSMS service CGSMS CGSMS Response Syntax OK ERROR Response on CGSMS CGSMS service Response on CGSMS CGSMS list of currently available service s Defined Values service a numeric parameter...

Page 162: ...n the MT if MT result code buffer is full the oldest ones can be discarded No codes are forwarded to the TE 2 buffer unsolicited result codes in the MT when MT TE link is reserved e g in on line data...

Page 163: ...ed to activate the context is provided if known to the MT CGEV ME DEACT PDP_type PDP_addr cid The network has forced a GPRS detach This implies that all active contexts have been deactivated These are...

Page 164: ...in the network Syntax CGREG n CGREG CGREG Response Syntax OK ERROR Response on CGREG CGREG n stat lac ci CME ERROR err Response on CGREG CGREG list of supported n s Defined values n 0 disable network...

Page 165: ...e is the same as in the CGDATA command The CGD CONT CGQREQ etc commands may then be used in the modem initialisation AT command string to set values for for PDP type APN QoS etc If cid is not supporte...

Page 166: ...ediate result code CONNECT The MT then enters V 25ter online data state and follows the same procedure as it would after having received a CGANS 1 with no L2P or cid val ues specified NOTE The S0 n n...

Page 167: ...may manually accept or reject the request by issuing the CGANS command or may simply ignore the network request When the CGAUTO 1 command is received the MT will attempt to perform a GPRS attach if i...

Page 168: ...ceive GPRS and GSM incoming calls simultaneously Command example Possible responses Note AT CGAUTO CGAUTO 0 2 Possible values OK AT CGAUTO CGAUTO 2 Check current value OK AT CGAUTO 0 OK Turn off autom...

Page 169: ...the PDP context definition An APN may or may not re required depending on the application If no cid is given or if there is no matching context definition the MT will attempt to activate the context...

Page 170: ...ress GPRS command Description The execution command returns a list of PDP addresses for the specified context identifiers The test command returns a list of defined cid s Syntax CGPADDR cid cid CGPADD...

Page 171: ...sending of the last PDP deactivated counters Theses counters are related to connection time of a PDP context or data volumes sent and received during a PDP context life ie between is activation and d...

Page 172: ...e PDP INIT STATUS activate automatically some define PDP Contexts after init yes no and the use yes no of NAT IP address translation on PPP In addition this command permit to set ACTIVABLE automatical...

Page 173: ...r init a define PDP context 3 NAT parameter A numeric parameter that control the mode 0 Off 1 On cid PDP Context Identifier a numeric parameter 1 32 which specifies a particular PDP context definition...

Page 174: ...ssword AT WGAUTH AT WGAUTH Response Syntax OK ERROR Response on AT WGAUTH WGAUTH cid login password CR LF WGAUTH cid login password OK Response on AT WGAUTH WGAUTH list of supported cid s OK Defined V...

Page 175: ...CR LF WGIPCPINF cid DNS1 DNS2 gateway OK ERROR Response on AT WGIPCPINF WGIPCPINF list of supported cid s OK Defined Values cid PDP Context Identifier a numeric parameter 1 32 which specifies a partic...

Page 176: ...packets An AT command is encapsulated into a packet with a header which allows to separate it from DATA packets This packet is formed by a header 3 bytes the AT command itself and a checksum 1 byte S...

Page 177: ...k 1 STATUS packet the packet contains the status of SA DTR SB RTS X bits and the break condition coding as follow Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 SA SB X BRK RI Spare Spare Spare the l...

Page 178: ...D 0x0A 0x60 Initialisation and Data packet When the Multiplexing Mode is activated WMUX 1 the product sends 2 Data packets after the establishment of a DATA call after the CONNECT xxxx message 1 READY...

Page 179: ...nds 16 Incorrect password CACM CAMM CPUC CLCK CPWD CPIN CPIN2 17 SIM PIN2 required CPBW FDN CLCK FDN 18 SIM PUK2 required CACM CAMM CPUC CPBW FDN 20 Memory full CPBW 21 Invalid index CPBR CPBW ATD mem...

Page 180: ...CMGW 305 Invalid text mode parameter CMGS CMGW CMSS 310 SIM not inserted All SMS commands 311 SIM PIN required All SMS commands 312 PH SIM PIN required All SMS commands 313 SIM failure All SMS comman...

Page 181: ...I not received 519 Reset the product to activate ECHO VIP or change a new echo cancellation algo 520 Automatic abort about get plmn COPS list for an incoming call 526 PIN deactivation forbidden with C...

Page 182: ...congestion 43 Access information discarded 44 Requested circuit channel not available 47 Resources unavailable unspecified 49 Quality of service unavailable 50 Requested facility not subscribed 55 In...

Page 183: ...ot in FDN 241 Call operation not allowed 252 Call barring on outgoing calls 253 Call barring on incoming calls 254 Call impossible 255 Lower layer failure NOTE All other values in the range 0 to 31 sh...

Page 184: ...ation requested by Nwk 230 PDP deactivation cause LLC link activation failed 231 PDP deactivation cause NWK reactivation with same TI 232 PDP deactivation cause GMM abort 233 PDP deactivation cause LL...

Page 185: ...nding this cause does not wish to accept this short message although it could have accepted the short message since the equipment sending this cause is neither busy nor incompatible 27 Destination out...

Page 186: ...lity not implemented This cause indicates that the network is unable to provide the requested short message service 81 Invalid short message transfer reference value This cause indicates that the equi...

Page 187: ...ents because the information element identifier is not defined or it is defined but not implemented by the equipment sending the cause However the information element is not required to be present in...

Page 188: ...orts the received transmit station ID string FCSI string This response reports the received called station ID string FPTS ppr This response reports received page transfer status The parameter is the s...

Page 189: ...handshaking of DTR and CTS The power down mode can be entered only when the DCE is idle e g when no connection to the network is in progress Whenever the DTE requests the DCE to enter the power down m...

Page 190: ...tion 6 the DTE wants to reply to that unsolicited response so it causes the DCE to exit the power down mode by raising its DTR 7 in turn the DCE acknowledges the exit of the power down mode by raising...

Page 191: ...Unregistered and deactivate SC or SC BS The Service codes SC are 002 all call forwarding 004 all conditional call forwarding 21 call forwarding unconditional 61 call forwarding on no answer 62 call fo...

Page 192: ...ing of outgoing international call 332 call barring of outgoing international calls except to HPLMN 333 all outgoing barring service only for deactivation 35 call barring of incoming calls 351 call ba...

Page 193: ...that the serial speed and data format is the same in both the modem and the terminal Factory default in GD 01 GD 02 is 8 N 1 and 9 600 bit s on the DTE side Hints Always check the Signal Quality with...

Page 194: ...call AT F To set the unit to factory default settings In order to answer the incoming call the user can either set the modem to automatically answer after 1 incoming ring signal ATS0 1 Automatic answ...

Page 195: ...T T T T R R TD 32B PC PC GSM in the dialling end AT CPIN ______ Insert PIN number if required AT F To set the unit to factory default settings AT CBST 7 0 1 Bearer type selection Choose data rate and...

Page 196: ...tion about the V 110 protocol to the called party AT B4 Sets local baudrate to 9 600 bit s If the settings described above is needed after power off its important to save the set tings with the follow...

Page 197: ...index is returned It is important that location 1 is used The modem can only use a message that is stored on position 1 when sending a DTR triggered SMS message AT S0 DSR always high AT D2 The text me...

Page 198: ...e thanks ctrl Z CMGS mr Response from GD xx where mr shows number of outgoing messages which are not stored OK Successful transmission GSM in the receiving end CMTI SM n Message from GD xx to terminal...

Page 199: ...ile station class to class C OK ME in GPRS only mode CGREG 1 ME registered home network AT CGDCONT 1 IP internet Define PDP context OK AT CGQREQ 1 1 4 5 2 14 Define requested Quality of Service profil...

Page 200: ...sted GPRS connection AT CGAUTO 0 turn off automatic response for GPRS only OK CRING GPRS IP 211 45 89 152 Network request AT CGANS 1 Manual response to network request CONNECT Connection established D...

Page 201: ...h the operator that the serv ice is enabled and also the maximum speed supported by the network Some networks do not support all the data rates supported by the modem When using the GSM modem in anoth...

Page 202: ...with the modem is used its important to use an antenna connection that do not attenuate the signal strength too much Parameters such as cable impedance cable length and cable quality must be taken in...

Page 203: ...uit s Card IMSI International Mobile Subscriber Identity IPCP Internet Protocol Control Packet LAC Location Area Code MCC Mobile Country Code ME Mobile Equipment MNC Mobile Network Code MO Mobile Orig...

Page 204: ...ncoming call CRING ASYNC CRING REL ASYNC CRING VOICE Call to the GD xx If the incoming call is VOICE you will know that it is not possible to establish a data connection Call your SIM card provider op...

Page 205: ...2 AT command set for GSM Mobile Equipment ME ITU T Recommendation V 25 ter Serial asynchronous automatic dialling and control ETSI GSM 03 40 Digital cellular telecommunications system Phase 2 Technic...

Page 206: ...89 Oslo Norway Phone 47 220 903 03 Fax 47 220 903 10 E mail contact ontimenet com Westermo Data Communications Ltd Talisman Business Centre Duncan Road Park Gate Southampton SO31 7GA Phone 44 0 1489 5...

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