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LTE Module Series

EC25&EC21 AT Commands Manual

EC25&EC21_AT_Commands_Manual 25 / 231

Parameter

2.21. ATX Set CONNECT Result Code Format and Monitor Call Progress

The command determines whether or not the module transmits particular result codes to the TE. It also

controls whether or not the module verifies the presence of a dial tone when it begins dialing, and whether

or not engaged tone (busy signal) detection is enabled.

Parameter

Reference

V.25ter

<n>

0-8-127

Response editing character (Default 8=

<Backspace>

)

ATX Set CONNECT Result Code Format and Monitor Call Progress

Execution Command

ATX<value>

Response

This parameter setting determines whether or not the TA

detected the presence of dial tone and busy signal and

whether or not TA transmits particular result codes.

Maximum Response Time

300ms

Reference

V.25ter

<value>

CONNECT

result code only returned, dial tone and busy detection are both

disabled

CONNECT <text>

result code only returned, dial tone and busy detection are

both disabled

CONNECT <text>

result code returned, dial tone detection is enabled, busy

detection is disabled

CONNECT <text>

result code returned, dial tone detection is disabled, busy

detection is enabled

CONNECT <text>

result code returned, dial tone and busy detection are

both enabled

Summary of Contents for EC25 series

Page 1: ...EC25 EC21 AT Commands Manual LTE Module Series Rev EC25 EC21_AT_Commands_Manual_V1 2 Date 2017 11 14 Status Released www quectel com...

Page 2: ...ON PROVIDED IS BASED UPON CUSTOMERS REQUIREMENTS QUECTEL MAKES EVERY EFFORT TO ENSURE THE QUALITY OF THE INFORMATION IT MAKES AVAILABLE QUECTEL DOES NOT MAKE ANY WARRANTY AS TO THE INFORMATION CONTAIN...

Page 3: ...cache 3 Updated the description for Act parameter in AT COPS command added the value 100 which indicates CDMA network 1 2 2017 11 14 Jessica GENG 1 Added commands AT QTONEDET AT QLDTMF AT QLTONE and A...

Page 4: ...MEI 16 2 9 AT CGSN Request Product Serial Number Identification 17 2 10 AT F Set all Current Parameters to Manufacturer Defaults 17 2 11 AT V Display Current Configuration 18 2 12 AT W Store Current P...

Page 5: ...MSC Release Version Configuration 48 4 3 12 AT QCFG PDP duplicatechk Establish Multi PDNs with the Same APN 49 4 3 13 AT QCFG urc ri ring RI Behavior When RING URC is Presented 50 4 3 14 AT QCFG urc r...

Page 6: ...Wait for Connection Completion 96 7 11 ATS8 Set the Time to Wait for Comma Dial Modifier 97 7 12 ATS10 Set Disconnection Delay after Indicating the Absence of Data Carrier 98 7 13 AT CBST Select Bear...

Page 7: ...tivate or Deactivate PDP Context 162 10 8 AT CGDATA Enter Data State 163 10 9 AT CGPADDR Show PDP Address 164 10 10 AT CGCLASS GPRS Mobile Station Class 165 10 11 AT CGREG Network Registration Status...

Page 8: ...2 14 AT QLDTMF Play Local DTMF 201 12 15 AT QLTONE Play a Local Customized Tone 202 13 Hardware Related Commands 204 13 1 AT QPOWD Power off 204 13 2 AT CCLK Clock 204 13 3 AT CBC Battery Charge 205 1...

Page 9: ...T W 211 TABLE 10 AT COMMAND SETTINGS STORABLE WITH ATZ 212 TABLE 11 DIFFERENT CODING SCHEMES OF CME ERROR ERR 213 TABLE 12 DIFFERENT CODING SCHEMES OF CMS ERROR ERR 215 TABLE 13 SUMMARY OF URC 216 TAB...

Page 10: ...3GPP TS 27 005 and ITU T recommendation V 25ter as well as the AT Commands developed by Quectel All these AT commands can be split into three categories syntactically basic S parameter and extended Th...

Page 11: ...rt The main UART port and two USB ports support AT command communication and data transfer 1 5 Unsolicited Result Code As an Unsolicited Result Code and a report message URC is not issued as part of t...

Page 12: ...software to enter into a secure and safe data state before disconnecting the power supply After sending AT QPOWD do not enter any other AT commands The module outputs message POWERED DOWN and sets the...

Page 13: ...command delivers a product information text Parameter Example ATI Quectel EC25 Revision EC25EFAR02A09M4G OK ATI Display Product Identification Information Execution Command ATI Response TA issues prod...

Page 14: ...It is identical with AT CGMM AT GMI Request Manufacturer Identification Test Command AT GMI Response OK Execution Command AT GMI Response TA reports one or more lines of information text which permit...

Page 15: ...acturer identification text See also AT GMI AT GMR Request TA Revision Identification of Software Release Test Command AT GMR Response OK Execution Command AT GMR Response TA reports one or more lines...

Page 16: ...is identical with AT GMR OK Maximum Response Time 300ms Reference 3GPP TS 27 007 AT CGMM Request Model Identification Test Command AT CGMM Response OK Execution Command AT CGMM Response TA returns pro...

Page 17: ...eter The serial number IMEI varies with the individual ME device revision Identification text of product software version AT GSN Request International Mobile Equipment Identity IMEI Test Command AT GS...

Page 18: ...nt Parameters to Manufacturer Defaults The command resets AT command settings to their factory default values AT CGSN Request Product Serial Number Identification Test Command AT CGSN Response OK Exec...

Page 19: ...ding the single letter AT command parameters which are not readable otherwise Table 2 AT V Response value 0 Set all TA parameters to manufacturer defaults AT V Display Current Configuration Execution...

Page 20: ...one was stored with AT W before Any additional AT command on the same command line may be ignored Parameter AT W Store Current Parameters to User Defined Profile Execution Command AT W n Response TA s...

Page 21: ...ef descriptions of the use of each are listed in the following table ATQ Set Result Code Presentation Mode Execution Command ATQ n Response This parameter setting determines whether or not the TA tran...

Page 22: ...ult code format numeric code CR 1 Information response CR LF text CR LF Long result code format CR LF verbose code CR LF ATV1 ATV0 Description OK 0 Acknowledges execution of a command CONNECT 1 A conn...

Page 23: ...Engaged busy signal detected NO ANSWER 8 Wait for Quiet Answer dial modifier was used but remote ringing followed by five seconds of silence was not detected before expiration of the connection timer...

Page 24: ...dule to terminate an incoming command line It is also generated for result codes and information text along with character value set via ATS4 Parameter ATS3 Set Command Line Termination Character Read...

Page 25: ...ter from the AT command line i e equates to backspace key ATS4 Set Response Formatting Character Read Command ATS4 Response n OK Write Command ATS4 n Response This parameter setting determines the cha...

Page 26: ...e Format and Monitor Call Progress Execution Command ATX value Response This parameter setting determines whether or not the TA detected the presence of dial tone and busy signal and whether or not TA...

Page 27: ...rted fun s list of supported rst s OK Read Command AT CFUN Response CFUN fun OK Write Command AT CFUN fun rst Response OK If there is any error related to ME functionality CME ERROR err Maximum Respon...

Page 28: ...E 7 Operator is registered OK 2 23 AT CMEE Error Message Format The command controls the format of error result codes ERROR error numbers or verbose messages as CME ERROR err and CMS ERROR err AT CMEE...

Page 29: ...eric values OK AT CPIN CME ERROR 10 AT CMEE 2 Enable error result code with verbose string values OK AT CPIN CME ERROR SIM not inserted 2 24 AT CSCS Select TE Character Set The Write Command informs t...

Page 30: ...CSCS chset Response Set character set chset which is used by the TE The TA can then convert character strings correctly between the TE and ME character sets OK Maximum Response Time 300ms Reference 3...

Page 31: ...ke effect immediately Example AT QURCCFG QURCCFG urcport usbat usbmodem uart1 OK AT QURCCFG urcport QURCCFG urcport usbat OK AT QURCCFG urcport usbmodem OK AT QURCCFG urcport QURCCFG urcport usbmodem...

Page 32: ...uring data mode AT C Set DCD Function Mode Execution Command AT C value Response This parameter determines how the state of circuit 109 DCD relates to the detection of received line signal from the di...

Page 33: ...answer function is disabled AT IFC Set TE TA Local Data Flow Control Test Command AT IFC Response IFC list of supported dce_by_dte s list of supported dte_by_dce s OK Read Command AT IFC Response IFC...

Page 34: ...aming format and parity received by TA from TE Parameter AT ICF Set TE TA Control Character Framing Test Command AT ICF Response ICF list of supported format s list of supported parity s OK Read Comma...

Page 35: ...be restored with AT F Parameter 2 Mark 1 3 Space 0 AT IPR Set TE TA Fixed Local Rate Test Command AT IPR Response IPR list of supported auto detectable rate s list of supported fixed only rate s OK Re...

Page 36: ...mands are executed and acknowledged by OK Example AT IPR 115200 Set fixed baud rate to 115200bps OK AT W Store current setting that is the serial communication speed is 115200bps after restarting modu...

Page 37: ...LTE Module Series EC25 EC21 AT Commands Manual EC25 EC21_AT_Commands_Manual 36 231 ERROR Maximum Response Time 300ms...

Page 38: ...ameter Example AT CPAS CPAS 0 The module is idle OK AT CPAS Mobile Equipment Activity Status Test Command AT CPAS Response CPAS list of supported pas s OK Execution Command AT CPAS Response TA returns...

Page 39: ...call the failure to set up a call both mobile originated or terminated the failure to modify a call by using supplementary services the failure to activate register query deactivate or deregister a s...

Page 40: ...ERROR err Maximum Response Time 300ms AT QCFG Extended Configuration Settings Test Command AT QCFG Response QCFG gprsattach list of supported attachmode s QCFG nwscanmode list of supported scanmode s...

Page 41: ...ported activeduration s list of supported inactiveduration s list of supported ringnodisturbing s QCFG urc ri smsincoming list of supported typeri s list of supported pulseduration s QCFG urc ri other...

Page 42: ...0ms attachmode Number format the mode to attach GRPS when UE is powered on 0 Manual attach 1 Auto attach AT QCFG nwscanmode Network Search Mode Configuration Write Command AT QCFG nwscanmode scanmod e...

Page 43: ...take effect 0 Take effect after UE reboots 1 Take effect immediately AT QCFG nwscanseq Network Searching Sequence Configuration Write Command AT QCFG nwscanseq scanseq Response If scanseq is omitted r...

Page 44: ...d AT QCFG roamservice roammod e effect Response If roammode and effect are both omitted return the current configuration QCFG roamservice roammode OK If roammode and effect are not omitted configure t...

Page 45: ...functionality CME ERROR err Maximum Response Time 300ms service Service domain of UE 0 CS only 1 PS only 2 CS PS effect Number format When to take effect 0 Take effect after UE reboots 1 Take effect i...

Page 46: ...r 0x40000000 it means not to change LTE frequency band e g 0x15 0x1 LTE B1 0x4 LTE B3 0x10 LTE B5 0x1 CM_BAND_PREF_LTE_EUTRAN_BAND1 LTE B1 0x4 CM_BAND_PREF_LTE_EUTRAN_BAND3 LTE B3 0x10 CM_BAND_PREF_LT...

Page 47: ...immediately AT QCFG hsdpacat HSDPA Category Configuration Write Command AT QCFG hsdpacat cat Response If cat is omitted return the current configuration QCFG hsdpacat cat OK If cat is not omitted conf...

Page 48: ...SUPA category OK ERROR If there is any error related to ME functionality CME ERROR err Maximum Response Time 300ms cat HSUPA category 5 Category 5 6 Category 6 AT QCFG rrc RRC Release Version Configur...

Page 49: ...valid only after the module is restarted 1 R5 2 R6 3 R7 4 R8 AT QCFG sgsn UE SGSN Release Version Configuration Write Command AT QCFG sgsn sgsnr Response If sgsnr is omitted return the current config...

Page 50: ...n OK ERROR If there is an error related to ME functionality CME ERROR err Maximum Response Time 300ms mscr MSC release version 0 R97 1 R99 2 Dynamic AT QCFG pdp duplicatechk Establish Multi PDNs with...

Page 51: ...e APN profile 1 Allowed to establish multi PDNs with the same APN profile AT QCFG urc ri ring RI Behavior When RING URC is Presented Write Command AT QCFG urc ri ring typeri pul seduration activedurat...

Page 52: ...e duration of the square wave The value ranges from 1 to 10000ms and the default is 1000ms This parameter is only meaningful when typeri is wave inactiveduration Set the inactive duration of the squar...

Page 53: ...pulseduration pulsec ount OK If typeri and pulseduration are not omitted set the RI behavior when incoming SMS URCs are presented OK ERROR If there is any error related to ME functionality CME ERROR...

Page 54: ...tion are not omitted set the RI behavior when other URCs are presented OK ERROR If there is any error related to ME functionality CME ERROR err Maximum Response Time 300ms typeri RI behavior when URCs...

Page 55: ...e if a URC is presented on UART port it is physical ring indicator If the URC is presented on USB port it is virtual ring indicator If the URC is presented on USB AT port and the port does not support...

Page 56: ...be outputted when ring indicator pulse ends only effective when the type of ring indicator is pulse Please refer to AT QCFG urc ri ring AT QCFG urc ri smsincoming and AT QCFG urc ri other for more de...

Page 57: ...cache 0 Disable URC cache OK RING Output cached URC NO CARRIER Output cached URC CMTI ME 0 Output cached URC CMTI ME 1 Output cached URC AT QCFG urc cache QCFG urc cache 0 URC cache function is disabl...

Page 58: ...ng tone OK AT QCFG tone incoming QCFG tone incoming 1 OK 4 4 AT QINDCFG URC Indication Configuration The command is used to control URC indication If there is any error related to ME functionality CME...

Page 59: ...N smsincoming Incoming message indication Default is ON Related URCs list CMTI CMT CDS act Indication of network access technology change Default is OFF If this configuration is ON present QIND act ac...

Page 60: ...The description of act is as below 1 If module does not register on network the actvalue would be UNKNOWN 2 If this configuration is ON the URC of act will be reported immediately Only when the networ...

Page 61: ...UICC GSM or USIM that is attached to MT Parameter Example AT CIMI 460023210226023 Query IMSI number of U SIM which is attached to ME OK AT CIMI Request International Mobile Subscriber Identity IMSI T...

Page 62: ...en querying the status of network service mode 2 the response line for not active case status 0 should be returned only if service is not active for any class If mode is not equal to 2 and the command...

Page 63: ...rvices refer to 3GPP TS 22 030 applicable only for mode 0 FD SIM card or active application in the UICC GSM or USIM fixed dialing memory feature if PIN2 authentication has not been done during the cur...

Page 64: ...ich is necessary before it can be operated If the PIN is to be entered twice the TA shall automatically repeat the PIN If no PIN request is pending no action is taken and an error message CME ERROR is...

Page 65: ...alization password to be given PH NETSUB PUK MT is waiting for network subset personalization unblocking password to be given PH SP PIN MT is waiting for service provider personalization password to b...

Page 66: ...p and when this lock command is issued AO BAOC Bar All Outgoing Calls refer to 3GPP TS 22 088 clause 1 OI BOIC Bar Outgoing International Calls refer to 3GPP TS 22 088 clause 1 OX BOIC exHC Bar Outgoi...

Page 67: ...READY 5 5 AT CSIM Generic U SIM Access The command allows a direct control of the U SIM that is installed in the currently selected card slot by a distant application on the TE The TE shall then keep...

Page 68: ...by the MT to the U SIM in the format as described in 3GPP TS 51 011 response Response to the command transferred by the U SIM to the MT in the format as described in 3GPP TS 51 011 AT CRSM Restricted...

Page 69: ...eger type Information from the U SIM about the execution of the actual command These parameters are delivered to the TE in both cases on successful or failed execution of the command response Response...

Page 70: ...splay PIN Remainder Counter Test Command AT QPINC Response QPINC SC P2 OK Read Command AT QPINC Response QPINC SC pincounter pukcounter QPINC P2 pincounter pukcounter OK Write Command AT QPINC facilit...

Page 71: ...STAT Query Initialization Status of U SIM Card Test Command AT QINISTAT Response QINISTAT 0 7 OK Execution Command AT QINISTAT Response QINISTAT status OK Maximum Response Time 300ms status Initializa...

Page 72: ...d CPIN READY If PIN1 of the U SIM card is unlocked 5 11 AT QSIMSTAT U SIM Card Insertion Status Report The command queries U SIM card insertion status or determines whether U SIM card insertion status...

Page 73: ...s removed CPIN NOT READY AT QSIMSTAT QSIMSTAT 1 0 Read Command AT QSIMSTAT Response QSIMSTAT enable inserted_status OK Write Command AT QSIMSTAT enable Response OK ERROR Maximum Response Time 300ms en...

Page 74: ...LTE Module Series EC25 EC21 AT Commands Manual EC25 EC21_AT_Commands_Manual 73 231 OK Insert U SIM card QSIMSTAT 1 1 Report of U SIM card insertion status inserted CPIN READY...

Page 75: ...M and other networks COPS list of supported stat long alphanumeric oper short alphanumeric oper numeric oper s Act s list of supported mode s list of supported format s OK If there is any error relate...

Page 76: ...ormat for AT COPS Read Command and do not attempt registration deregistration oper and Act fields are ignored This value is invalid in the response of Read Command 4 Manual automatic selection oper fi...

Page 77: ...not to present URC AT CREG Network Registration Status Test Command AT CREG Response CREG list of supported n s OK Read Command AT CREG Response TA returns the status of result code presentation and...

Page 78: ...t code CREG stat 2 Enable network registration unsolicited result code with location information CREG stat lac ci Act stat 0 Not registered ME is not currently searching a new operator to register to...

Page 79: ...e Execution Command returns received signal strength indication rssi and channel bit error rate ber from the ME CSQ rssi ber OK CME ERROR err Maximum Response Time 300ms Reference 3GPP TS 27 007 rssi...

Page 80: ...access required for the preceding command has been finished 6 4 AT CPOL Preferred Operator List The command edits and queries the list of preferred operators AT CPOL Preferred Operator List Test Comm...

Page 81: ...rator in the U SIM preferred operator list format 0 Long format alphanumeric oper 1 Short format alphanumeric oper 2 Numeric oper oper String type format indicates the format is alphanumeric or numeri...

Page 82: ...a NITZ The configuration is stored to NV automatically AT COPN Read Operator Names Test Command AT COPN Response OK Execution Command AT COPN Response COPN numeric1 alpha1 COPN numeric2 alpha2 OK CME...

Page 83: ...e LOCAL time to RTC Example AT CTZU CTZU 0 OK AT CTZU CTZU 0 1 3 OK AT CTZU 1 OK AT CTZU CTZU 1 OK 6 7 AT CTZR Time Zone Reporting This command controls the time zone reporting of changed event If rep...

Page 84: ...hour plus daylight saving time The format is zz expressed as a fixed width two digit integer with the range 48 56 To maintain a fixed width numbers in the range 9 9 are expressed with a leading zero...

Page 85: ...e Response QLTS time dst OK ERROR If error is related to ME functionality CME ERROR err Maximum Response Time 300ms mode Query network time mode 0 Query the latest time that has been synchronized thro...

Page 86: ...Command AT QLTS QLTS 2017 10 13 03 40 48 32 0 OK AT QLTS 1 Query the current GMT time calculated from the latest time that has been synchronized through network QLTS 2017 10 13 03 41 22 32 0 OK AT QL...

Page 87: ...CDMA1X AND HDR CDMA1X AND EHRPD HDR HDR EHRPD GSM GPRS EDGE WCDMA HSDPA HSUPA HSPA TDSCDMA TDD LTE FDD LTE oper String type The operator in numeric format band String type The band selected CDMA BC0 C...

Page 88: ...BAND A TDSCDMA BAND B TDSCDMA BAND C TDSCDMA BAND D TDSCDMA BAND E TDSCDMA BAND F channel Integer type Channel ID AT QSPN Display the Name of Registered Network Test Command AT QSPN Response OK Execu...

Page 89: ...ands_Manual 88 231 1 If alphabet is 0 FNN and SNN will be shown in GSM 7 bit default alphabet string 2 If alphabet is 1 FNN and SNN will be shown in UCS2 hexadecimal string Example AT QSPN Query the E...

Page 90: ...tates of connection establishment such as handshaking 3 See also ATX Example RING A voice call is ringing AT CLCC ATA Answer an Incoming Call Execution Command ATA Response TA sends off hook to the re...

Page 91: ...ATD n mgsm Response This command can be used to set up outgoing voice data or fax calls It also serves to control supplementary services If no dial tone and parameter setting ATX2 or ATX4 NO DIALTONE...

Page 92: ...es the TA to return OK immediately after dialing was completed Otherwise TA will return OK BUSY NO DIAL TONE or NO CARRIER 5 Using ATD during an active voice call When a user originates a second voice...

Page 93: ...ect the voice call ATH Disconnect Existing Connection Execution Command ATH n Response Disconnect existing call by local TE from command line and terminate the call OK Maximum Response Time 90s determ...

Page 94: ...he data connection with the remote device mode 0 ATH can be used to disconnect the voice call 1 ATH is ignored but OK response is returned AT CHUP Hang up Call Test Command AT CHUP Response OK Executi...

Page 95: ...mmand mode please enter ATO 3 Another way to change to command mode is through DTR level change and please refer to AT D command for details 7 7 ATO Switch from Command Mode to Data Mode The command r...

Page 96: ...the incoming calls Parameter If n is set too high the calling party may hang up before the call is answered automatically Example ATS0 3 Set three rings before automatically answering a call OK n 0 Sw...

Page 97: ...Connection Completion The command specifies the amount of time unit second to wait for the connection completion in case of answering or originating a call If no connection is established during the t...

Page 98: ...nt of time unit second to wait for the connection completion in case of answering or originating a call OK Maximum Response Time 300ms Reference V 25ter n 0 Disabled 1 255 Number of seconds to wait fo...

Page 99: ...nection Delay after Indicating the Absence of Data Carrier Read Command ATS10 Response n OK Write Command ATS10 n Response This parameter setting determines the amount of time unit tenths of a second...

Page 100: ...000 bps V 34 39 9600 bps V 120 43 14400 bps V 120 48 28800 bps V 120 51 56000 bps V 120 71 9600 bps V 110 75 14400 bps V 110 80 28800 bps V 110 or X 31 flag stuffing 81 38400 bps V 110 or X 31 flag st...

Page 101: ...the sub parameters speed GSM WCDMA SYNC ASYNC ASYNC RDI TRANSP NON TRANSP 0 Y Y N Y N N Y 7 Y N N Y N N Y 12 Y N N Y N N Y 14 Y Y N Y N N Y 16 N Y N Y N N Y 17 N Y N Y N N Y 39 Y N N Y N N Y 43 Y Y N...

Page 102: ...ls existed no information response but OK is sent to TE AT CSTA Select Type of Address Test Command AT CSTA Response CSTA list of supported type s OK Read Command AT CSTA Response CSTA type OK Write C...

Page 103: ...erminated MT call stat State of the call 0 Active 1 Held 2 Dialing MO call 3 Alerting MO call 4 Incoming MT call 5 Waiting MT call mode Bearer tele service 0 Voice 1 Data 2 FAX mpty 0 Call is not one...

Page 104: ...sult code is transmitted at the point during connect negotiation at which the TA has determined which speed and quality of service will be used before any error control or data compression reports are...

Page 105: ...L ASYNC Asynchronous non transparent REL SYNC Synchronous non transparent GPRS GPRS AT CRC Set Cellular Result Codes for Incoming Call Indication Test Command AT CRC Response CRC list of supported mod...

Page 106: ...rns values supported RLP Radio Link Protocol versions 0 and 1 share the same parameter set TA returns only one line for this set where ver is not presented CRLP list of supported iws s list of support...

Page 107: ...mbers in ECC file can also be regarded as ECC numbers The maximal supported ECC numbers of each type is 20 CRLP iws mws T1 N2 ver OK Write Command AT CRLP iws mws T1 N2 ver Response TA sets radio link...

Page 108: ...M Query the ECC numbers with or without U SIM QECCNUM 0 911 112 00 08 110 999 118 119 QECCNUM 1 911 112 OK AT QECCNUM 0 1 Query the ECC numbers with U SIM QECCNUM 1 911 112 num1 eccnum2 eccnumN cases...

Page 109: ...and data call with a specific 3GPP TS 24 008 release cause specified by the host Parameter AT QHUP Hang up Call with a Specific Release Cause Test Command AT QHUP Response OK Write Command AT QHUP ca...

Page 110: ...1 0 0 0 0 10086 129 OK AT QHUP 16 Terminate all existed calls Disconnect cause is normal call clearing OK AT CLCC OK idx Call identification number is an optional index in the list of current calls in...

Page 111: ...er type OK ERROR If there is any error related to ME functionality CME ERROR err Maximum Response Time 300ms Reference 3GPP 27 007 alpha Optional alphanumeric string associated with number The used ch...

Page 112: ...onality CME ERROR err Maximum Response Time Depends on the storage of phonebook entries Reference 3GPP 27 007 nlength Integer type Indicates the maximum length of field number tlength Integer type Ind...

Page 113: ...re is any error related to ME functionality CME ERROR err Maximum Response Time Depends on the storage of phonebook entries Reference 3GPP 27 007 index Integer type value in the range of location numb...

Page 114: ...ist of supported storage s OK ERROR If there is any error related to ME functionality CME ERROR err Read Command AT CPBS Response CPBS storage used total OK ERROR If there is any error related to ME f...

Page 115: ...locations in selected memory AT CPBW Write Phonebook Entry Test Command AT CPBW Response CPBW The range of supported index s nlength list of supported type s tlength OK ERROR If there is any error rel...

Page 116: ...OK Make a new phonebook entry at location 10 AT CPBW 10 Delete the entry at location 10 OK AT CPBR 10 OK 10 5 4 7 for details Usually it has three kinds of values 129 Unknown type 145 International ty...

Page 117: ...m OK Write Command AT CSMS service Response CSMS mt mo bm OK If there is any error related to ME functionality CMS ERROR err Maximum Response Time 300ms Reference 3GPP TS 27 005 service Type of messag...

Page 118: ...ages The format of messages can be either PDU mode entire TP data units used or text mode headers and body of the messages given as separate parameters Text mode uses the value of parameter chset spec...

Page 119: ...coded into the pdu parameter which equals to zero OK Read Command AT CMGF Response CMGF mode OK Write Command AT CMGF mode Response TA sets parameter to denote which kind of I O format of messages is...

Page 120: ...3 s OK Read Command AT CPMS Response CPMS mem1 used1 total1 mem2 used2 total2 m em3 used3 total3 OK Write Command AT CPMS mem1 mem2 mem 3 Response TA selects memory storages mem1 mem2 and mem3 to be u...

Page 121: ...M 0 50 SM 0 50 SM 0 50 OK mem1 Messages to be read and deleted from this memory storage SM U SIM message storage ME Mobile equipment message storage MT Same as ME storage mem2 Messages will be written...

Page 122: ...location index OK If there is any error related to ME functionality CMS ERROR err Maximum Response Time 300ms Note Operation of delflag depends on the storage of deleted messages Reference 3GPP TS 27...

Page 123: ...ng command AT CMGL without status value stat it will report the list of SMS with REC UNREAD status AT CMGL List Messages Test Command AT CMGL Response CMGL list of supported stat s OK Write Command AT...

Page 124: ...ed to ME functionality CMS ERROR err Execution Command AT CMGL Response List all messages with REC UNREAD status from message storage mem1 and then the status in the storage changes to REC READ Maximu...

Page 125: ...e of Address octet in integer format default refer to toda length Message length Integer type Indicating in the text mode AT CMGF 1 the length of the message body data or cdata in characters or in PDU...

Page 126: ...s that 8 bit or UCS2 data coding scheme is used ME TA converts each 8 bit octet into two IRA character long hexadecimal number pdu In the case of SMS 3GPP TS 24 011 SC address followed by 3GPP TS 23 0...

Page 127: ...ta OK For SMS STATUS REPORTs CMGR stat fo mr ra tora scts dt st OK For SMS COMMANDs CMGR stat fo ct pid mn da toda length CR LF cdata OK For CBM storage CMGR stat sn mid dcs page pages CR LF dat a OK...

Page 128: ...ginating address 3GPP TS 23 040 TP Originating Address Address Value field in string format BCD numbers or GSM 7 bit default alphabet characters are converted to characters of the currently selected T...

Page 129: ...set refer to AT CSCS command in 3GPP TS 27 007 The type of address is given by tosca tosca Type of service center address 3GPP TS 24 011 RP SC address Type of Address octet in integer format default...

Page 130: ...ing can be cancelled by giving ESC character Abortion is acknowledged with OK though the message will not be sent The message reference mr is returned to the TE on successful message delivery The valu...

Page 131: ...S mr OK If there is any error related to ME functionality CMS ERROR err Maximum Response Time 120s determined by network Reference 3GPP TS 27 005 da Destination address 3GPP TS 23 040 TP Destination A...

Page 132: ...nse OK ERROR If there is any error related to ME functionality CMS ERROR err Maximum Response Time 120s determined by network Reference 3GPP TS 27 005 n 0 Feature disabled 1 Keep enabled until the tim...

Page 133: ...te Command 1 If text mode AT CMGF 1 AT CMGW oa da tooa toda st at CR text is entered Ctrl Z ESC ESC quits without sending 2 If PDU mode AT CMGF 0 AT CMGW length stat CR PDU is given Ctrl Z ESC Respons...

Page 134: ...ating address 3GPP TS 24 011 TP Originating Address Type of Address octet in integer format default refer to toda stat PDU mode Text mode Explanation 0 REC UNREAD Received unread messages 1 REC READ R...

Page 135: ...cipient address da is given it shall be used instead of the one stored with the message Reference value mr is returned to the TE on successful message delivery Values can be used to identify message u...

Page 136: ...network The UE will automatically disable routing to the TE by setting both mt and ds values of AT CNMI to 0 converted to characters of the currently selected TE character set refer to AT CSCS command...

Page 137: ...d by the module i e CMT for mt 2 incoming message classes 0 1 3 and none CMT for mt 3 incoming message classes 0 and 3 CDS for ds 1 Example AT CSMS 1 OK AT CNMI 1 2 0 0 0 OK CMT 8615021012496 13 03 18...

Page 138: ...solicited result codes when TA TE link is reserved e g in on line data mode Otherwise forward them directly to the TE 2 Buffer unsolicited result codes in the TA when TA TE link is reserved e g in dat...

Page 139: ...Messages of other classes result in indication as defined in mt 1 bm The rules for storing received CBMs depend on its data coding scheme refer to 3GPP TS 23 038 and the setting of Select CBM Types A...

Page 140: ...e Command selects which types of CBMs are to be received by the ME The command writes the parameters in NON VOLATILE memory Parameter AT CSCB Select Cell Broadcast Message Types Test Command AT CSCB R...

Page 141: ...de 1 Show the values in result codes Example AT CSDH 0 OK AT CMGR 2 CMGR STO UNSENT This is a test from Quectel mids String type All different possible combinations of CBM message identifiers refer to...

Page 142: ...cts values for additional parameters needed when SM is sent to the network or placed in a storage when text mode is selected AT CMGF 1 It is possible to set the validity period starting from when the...

Page 143: ...ferent uid msg_seg Sequence number of a concatenated message Range 0 7 msg_seg 0 means ignore the value and regard it as a non concatenated message msg_total The total number of the segments of one co...

Page 144: ...134 characters 2 mr Message Reference field gives an integer representation of a reference number of the SMS SUBMIT or SMS COMMAND submitted to the SC by the MS and it is used to confirm whether the...

Page 145: ...text mode AT CMGF 1 AT QCMGR Read Concatenated Messages Test Command AT QCMGR Response OK Write Command AT QCMGR index Response If in text mode AT CMGF 1 and command is executed successfully For SMS D...

Page 146: ...is different from the uid in AT QCMGS It is possible that UE receives concatenated messages with 8 bit or 16 bit uid So its maximal value is 255 with 8 bit and 65535 with 16 bit 2 If the message to b...

Page 147: ...K response will be returned If the requested state cannot be achieved an ERROR or CME ERROR response is returned Parameter AT CGATT Attachment or Detachment of PS Test Command AT CGATT Response CGATT...

Page 148: ...r context cid to become undefined It is not allowed to change the definition of an already activated context The Read Command returns the current settings for each defined PDP context AT CGDCONT Defin...

Page 149: ...ed by the test form of the command PDP_type Packet data protocol type a string parameter which specifies the type of packet data protocol IP IPV4 PPP IPV6 IPV4V6 APN Access point name a string paramet...

Page 150: ...QREQ cid precedence delay reliability peak mean OK Write Command AT CGQREQ cid precedence delay reliability peak mean Response OK If there is any error related to ME functionality CME ERROR err Maximu...

Page 151: ...application that can cope with data loss GMM SM and SMS 4 Real time traffic error sensitive application that can cope with data loss 5 Real time traffic error non sensitive application that can cope w...

Page 152: ...efined In this case no check is made against the negotiated profile The read command returns the current settings for each defined context Details can be found in 3GPP TS 23 107 and all parameters are...

Page 153: ...fies a particular PDP context definition see AT CGDCONT command PDP_type Packet Data Protocol type IP IPV4 Internet Protocol IETF STD 5 PPP IPV6 IPV4V6 precedence A numeric parameter which specifies t...

Page 154: ...ameter which specifies the peak throughput class in octets per second 0 Network subscribed value 1 Up to 1 000 8 kbit s 2 Up to 2 000 16 kbit s 3 Up to 4 000 32 kbit s 4 Up to 8 000 64 kbit s 5 Up to...

Page 155: ...ed Guaranteed bitrate UL s list of supported Guaranteed bitrate DL s list of supported Delivery order s list of supported Maximum SDU size s list of supported SDU error ratio s list of supported Resid...

Page 156: ...DP context definition The parameter is local to the TE MT interface and is used in other PDP context related commands The range of permitted values minimum value 1 is returned by the test form of the...

Page 157: ...DL Integer type Indicates the guaranteed number of kbits s delivered by UMTS down link traffic at a SAP provided that there is data to deliver As an example a bitrate of 32kbit s would be specified as...

Page 158: ...cribed value Transfer delay Integer type 0 1 2 indicates the targeted time between request to transfer an SDU at one SAP to its delivery at the other SAP in milliseconds If the parameter is set to 0 t...

Page 159: ...s optimized for signaling AT CGEQMIN 3G Quality of Service Profile Minimum Acceptable Test Command AT CGEQMIN Response CGEQMIN PDP_type list of supported Traffic class s list of supported Maximum bitr...

Page 160: ...lay Traffic handling priority Source statistics descriptor Signalling indication Response OK If there is any error related to ME functionality CME ERROR err Maximum Response Time 300ms Reference 3GPP...

Page 161: ...32 e g AT CGEQREQ 32 0 Subscribed value 1 42200 Guaranteed bitrate UL Integer type Indicates the guaranteed number of kbits s delivered to UMTS up link traffic at a SAP provided that there is data to...

Page 162: ...rget residual bit error ratio of 5 10 3 would be specified as 5E3 e g AT CGEQREQ 5E3 0E0 Subscribed value 5E2 1E2 5E3 4E3 1E3 1E4 1E5 1E6 6E8 Delivery of erroneous SDUs Integer type Indicates whether...

Page 163: ...to the UMTS bearer compared to the SDUs of other bearers If the parameter is set to 0 the subscribed value will be requested refer to 3GPP TS 24 008 subclause 10 5 6 5 0 Subscribed 1 2 3 Source stati...

Page 164: ...eptable to the MT the MT shall return an ERROR or CME ERROR response Otherwise the MT issues the intermediate result code CONNECT and enters V 250 online data state After data transfer is completed an...

Page 165: ...ence 3GPP TS 27 007 L2P A string parameter that indicates the layer 2 protocol to be used between the TE and MT PPP Point to Point protocol for a PDP such as IP Other values are not supported and will...

Page 166: ...ommand PDP_addr A string that identifies the MT in the address space applicable to the PDP The address may be static or dynamic For a static address it will be the one set by AT CGDCONT command when t...

Page 167: ...GERAN UTRAN Parameter Maximum Response Time 300ms Reference 3GPP TS 27 007 class A string parameter which indicates the GPRS mobile class Functionality in descending order A Class A AT CGREG Network R...

Page 168: ...ntly trying to attach or searching an operator to register to The UE is in GMM state GMM DEREGISTERED or GMM REGISTERED INITIATED The GPRS service is enabled but an allowable PLMN is currently not ava...

Page 169: ...mode bfr Response OK ERROR Execution Command AT CGEREP Response OK Maximum Response Time 300ms Reference 3GPP TS 27 007 mode 0 Buffer unsolicited result codes in the MT if MT result code buffer is fu...

Page 170: ...le equipment has forced a context deactivation The cid used to activate the context is provided if known to the MT 5 CGEV NW DETACH The network has forced a Packet Domain detach This implies that all...

Page 171: ...O SMS Messages Test Command AT CGSMS Response CGSMS list of currently available service s OK Read Command AT CGSMS Response CGSMS service OK Write Command AT CGSMS service Response OK If there is any...

Page 172: ...REG Response CEREG n stat tac ci Act OK Write Command AT CEREG n Response OK ERROR Maximum Response Time 300ms Reference 3GPP TS 27 007 n 0 Disable network registration unsolicited result code 1 Enabl...

Page 173: ...command bytes_sent A numeric parameter The amount of sent bytes bytes_recv A numeric parameter The amount of received bytes When module is powered on bytes_sent and bytes_recv will be loaded from resu...

Page 174: ...QGDCNT 0 Reset counter OK 10 16 AT QAUGDCNT Auto Save Packet Data Counter The command allows AT QGDCNT command to save results to NV automatically AT QAUGDCNT Auto Save Packet Data Counter Test Comma...

Page 175: ...ameter is the time interval for command AT QGDCNT to save results to NV automatically If it is set to 0 auto save feature would be disabled Unit is second The configuration would not be saved into NV...

Page 176: ...upported reads s OK Write Command AT CCFC reads mode numbe r type class subaddr sat ype time Response TA controls the call forwarding supplementary service Registration erasure activation deactivation...

Page 177: ...Enable 2 Query status 3 Registration 4 Erasure number Phone number in string type of forwarding address in format specified by type type Type of address in integer format default value is 145 when dia...

Page 178: ...ice according to 3GPP TS 22 083 Activation deactivation and status query are supported AT CCWA Call Waiting Control Test Command AT CCWA Response CCWA list of supported n s OK Read Command AT CCWA Res...

Page 179: ...de OK ATD10086 Establish a call Maximum Response Time 300ms Reference 3GPP TS 27 007 n 0 Disable presentation of an unsolicited result code 1 Enable presentation of an unsolicited result code mode Whe...

Page 180: ...y as defined in 3GPP TS 22 030 This is based on the GSM UMTS supplementary services HOLD Call Hold refer to 3GPP TS 22 083 clause 2 MPTY MultiParty refer to 3GPP TS 22 084 and ECT Explicit Call Transf...

Page 181: ...call on hold OK AT CHLD 3 Add a held call to the active calls in order to set up a conference multiparty call OK AT CLCC CLCC 1 0 0 0 1 10086 129 CLCC 2 1 0 0 1 02154450293 129 n 0 Terminate all held...

Page 182: ...nse CLIP n m OK Write Command AT CLIP n Response TA enables or disables the presentation of the calling line identity CLI at the TE It has no effect on the execution of the supplementary service CLIP...

Page 183: ...ording to 3GPP TS 22 081 and the OIR supplementary service Originating Identification Restriction according to 3GPP TS 24 607 that allows a calling subscriber to enable or disable the presentation of...

Page 184: ...the calling line identity CLI to the called party when originating a call The command overrides the CLIR subscription default is restricted or allowed when temporary mode is provisioned as a default...

Page 185: ...s OK Maximum Response Time 15s determined by network Reference 3GPP TS 27 007 n Parameter sets shows the result code presentation status in the TA 0 Disable 1 Enable m Parameter shows the subscriber C...

Page 186: ...OK 11 7 AT CSSN Supplementary Service Notifications The command refers to supplementary service related network initiated notifications The Write Command enables disables the presentation of notifica...

Page 187: ...olicited result code The value mode 2 is used to cancel an ongoing USSD session For an USSD response from the network or a network initiated operation the format is CUSD status rspstr dcs n Integer ty...

Page 188: ...ation status to the TE 0 Disable the result code presentation to the TE 1 Enable the result code presentation to the TE 2 Cancel session not applicable to Read Command response reqstr Unstructured Sup...

Page 189: ...eter will not be saved AT CLVL Loudspeaker Volume Level Selection Test Command AT CLVL Response CLVL list of supported level s OK Read Command AT CLVL Response CLVL level OK Write Command AT CLVL leve...

Page 190: ...OOP Enable Disable Audio Loop Test The command is used to enable disable audio loop test AT CMUT Mute Control Test Command AT CMUT Response CMUT list of supported n s OK Read Command AT CMUT Response...

Page 191: ...Command AT QAUDLOOP Response QAUDLOOP enable OK Write Command AT QAUDLOOP enable Response OK ERROR Maximum Response Time 300ms enable Numeric type To enable or disable audio loop test 0 Disable audio...

Page 192: ...characters in the set 0 9 A B C D The string should be enclosed in quotation marks When sending multiple tones at a time the time interval of two tones interval can be specified by AT VTD The maximal...

Page 193: ...nse Time 300ms Reference 3GPP TS 27 007 duration The duration tone in 1 10 seconds with tolerance The value ranges from 0 to 255 and the default is 3 If the duration is less than the minimum time spec...

Page 194: ...c chip linked with PCM interface is the TLV320AIC3104 model and configurable through the I2C If there is any error related to ME functionality CME ERROR err Maximum Response Time 300ms Reference Quect...

Page 195: ...pping Response OK ERROR Maximum Response Time 300ms Reference Quectel io 1 Digital PCM output customer defined 2 Analog output for audio codec NAU8814 3 Analog output for our default audio codec ALC56...

Page 196: ...sired please input sample Currently only ALC5616 supports 16K AT QDAI 3 0 0 5 0 1 1 1 Example AT QDAI Query the range QDAI 1 3 5 0 1 0 1 0 5 0 2 0 1 1 1 16 OK AT QDAI Query the current interface confi...

Page 197: ...he command is used to set the side tone gain value in current mode It will take effect at next sound activity index Numeric type Indicates the parameter s index Range 0 49 value Numeric type Indicates...

Page 198: ...value might be different in different audio modes AT QMIC Set Uplink Gains of MIC Test Command AT QMIC Response QMIC 0 65535 0 65535 OK Read Command AT QMIC Response QMIC txgain txdgain OK Write Comma...

Page 199: ...0 65535 OK AT QRXGAIN Query the current value The default value might be different in different audio modes QRXGAIN 20577 OK AT QRXAGIN Set Downlink Gains of RX Test Command AT QRXGAIN Response QRXGA...

Page 200: ...r These parameters will not be saved AT QIIC IIC Read Write Test Command AT QIIC Response QIIC 0 1 0 0xff 0 0xff 1 2 0 0xffff OK Write Command AT QIIC rw device addr byt es value If all configuration...

Page 201: ...sed to enable or disable DTMF detection When this function is enabled DTMF tones sent by other side will be detected and it will be reported on the assigned serial port Parameter 1 This setting will t...

Page 202: ...laying the DTMF string Parameter AT QLDTMF Play Local DTMF Test Command AT QLDTMF Response QLDTMF 1 1000 0 9 A D OK Write Command AT QLDTMF n DTMF_string y Response OK CME ERROR err After the DTMF str...

Page 203: ...ay a local customized tone use period_on to indicate play time and period_off to indicate mute time and duration to indicate total time Parameter AT QLTONE Play a Local Customized Tone Test Command AT...

Page 204: ...1000 0 1000 0 15300000 OK AT QLTONE 1 1000 200 300 3000 Play a 1000Hz tone play time is 200ms and mute time is 300ms Total time is 3000ms OK QLTONE 0 AT QLTONE 0 Stop playing OK period_on Tone s play...

Page 205: ...istering network is 60 seconds The UE is not allowed to turn off the power before the module s STATUS pin is set low or the URC POWERED DOWN is outputted to avoid data loss Parameter 13 2 AT CCLK Cloc...

Page 206: ...ror related to ME functionality CME ERROR err Maximum Response Time 300ms Reference 3GPP TS 27 007 time String type value The format is yy MM dd hh mm ss zz indicating year two last digits month day h...

Page 207: ...nce 3GPP TS 27 007 bcs Battery charge status 0 ME is not charging 1 ME is charging 2 Charging has been finished bcl Battery charge level 0 100 Battery has 0 100 percent of capacity remaining vent volt...

Page 208: ...p mode is enabled DTR is pulled down and WAKEUP_IN is pulled down there is a need to pull the DTR pin and the WAKEUP_IN pin up first and then the module can enter into sleep mode Parameter 0 Fail 1 Su...

Page 209: ...s System UMTS LTE AT command set for User Equipment UE 3 3GPP TS 27 005 Digital cellular telecommunications Phase 2 Universal Mobile Telecommunications System UMTS LTE Use of Data Terminal Equipment D...

Page 210: ...adio Service ME Mobile Equipment MS Mobile Station PDP Packet Data Protocol PSC Primary Synchronization Code RTS CTS Request To Send Clear To Send TA Terminal Adapter TCP Transmission Control Protocol...

Page 211: ...e 1 AT D value 2 AT CREG n 0 AT CGREG n 0 AT CBST speed name ce 0 0 1 AT CMEE n 1 AT CSCS chset GSM AT CSTA type 129 AT CR mode 0 AT CRC mode 0 AT CSMS service 0 AT CMGF mode 0 AT CSMP fo vp pid dcs 1...

Page 212: ...Settings Storable with AT W AT COLP n 0 AT CLIR n 0 AT CSSN n 0 AT CTZR reporting 0 AT CPBS storage ME AT CGEREP mode brf 0 0 AT CEREG n 0 AT CCWA n 0 AT CUSD mode 0 AT CLVL level 3 AT QAUDMOD mode 0...

Page 213: ...with ATZ Table 10 AT Command Settings Storable with ATZ AT C value Yes AT D value Yes AT IPR rate No AT CREG n No AT CGREG n No AT CEREG n No AT Command Parameters Factory Defaults ATE value 1 ATQ n 0...

Page 214: ...message commands The following table lists most of general and GRPS related ERROR codes For some GSM protocol failure cause described in GSM specifications the corresponding ERROR codes are not inclu...

Page 215: ...rk timeout 32 Network not allowed emergency calls only 40 Network personalization PIN required 41 Network personalization PUK required 42 Network subset personalization PIN required 43 Network subset...

Page 216: ...her ERROR nor OK result code shall be returned err values are mostly used by common message commands Table 12 Different Coding Schemes of CMS ERROR err Code of err Meaning 300 ME failure 301 SMS ME re...

Page 217: ...528 More message to send state error 529 MO SMS is not allow 530 GPRS is suspended 531 ME storage full Index URC Display Meaning Condition 1 CREG stat Indicate registration status of the ME AT CREG 1...

Page 218: ...t directly PDU mode See AT CNMI 12 CBM sn mid dcs page p ages CR LF data New CBM is received and output directly to TE Text mode See AT CNMI 13 CDS length CR LF pdu New CDS is received and output dire...

Page 219: ...ND PB DONE Phonebook initialization finished N A 29 POWERED DOWN Module power down AT QPOWD 30 CGEV REJECT PDP_type PDP_addr A network request for PDP activation and was automatically rejected AT CGER...

Page 220: ...Output GSM 7 bit GSM Input or output GSM character sets GSM 7 bit IRA Input or output IRA character sets Input UE will convert IRA characters to GSM characters Output UE will convert GSM characters to...

Page 221: ...B 0B Cancel 2B 3B 4B 5B 6B 7B C 0C 1C 2C 3C 4C 5C 6C 7C D 0D 1A 2D 3D 4D 5D 6D 7D E 0E 1E 2E 3E 4E 5E 6E 7E F 0F 1F 2F 3F 4F 5F 6F 7F 0 1 2 3 4 5 6 7 0 00 10 20 30 40 50 60 70 1 01 11 21 31 41 51 61...

Page 222: ...SM Extended Characters Table 18 The Input Conversions Table DCS GSM 7 bit and AT CSCS IRA D 0D 1A 2D 3D 4D 5D 6D 7D E 0E 1E 2E 3E 4E 5E 6E 7E F 0F 1F 2F 3F 4F 5F 6F 7F 0 1 2 3 4 5 6 7 0 1B40 1 2 3 4 1...

Page 223: ...26 36 46 56 66 76 7 20 20 27 37 47 57 67 77 8 backspace 20 28 38 48 58 68 78 9 20 20 29 39 49 59 69 79 A 0A Submit 2A 3A 4A 5A 6A 7A B 20 Cancel 2B 3B 4B 1B3C 6B 1B28 C 20 20 2C 3C 4C 1B2F 6C 1B40 D 0...

Page 224: ...20 20 20 20 20 E 20 20 20 20 20 20 F 20 60 20 1E 20 20 0 1 2 3 4 5 6 7 0 40 20 20 30 A1 50 BF 70 1 A3 5F 21 31 41 51 61 71 2 24 20 22 32 42 52 62 72 3 A5 20 23 33 43 53 63 73 4 E8 20 A4 34 44 54 64 74...

Page 225: ...ar to AT CSCS IRA The conversion table of fmt GSM 7 bit and AT CSCS GSM is similar to AT CSCS GSM The conversion table of fmt GSM 7 bit and AT CSCS IRA is similar to AT CSCS IRA The conversion table o...

Page 226: ...eived incoming call Client ended call UIM not present Access attempt already in progress Access failure unknown source Concur service not supported by network No response received from network GPS cal...

Page 227: ...ror CS Network Cause Unassigned unallocated number No route to destination Channel unacceptable Operator determined barring Normal call clearing User busy No user responding User alerting no answer Ca...

Page 228: ...rized Bearer capability not available Service option not available Bearer service not implemented ACM ACM max Requested facility not implemented Only RDI bearer is available Service option not impleme...

Page 229: ...ted Illegal ME GPRS services not allowed GPRS and non GPRS services not allowed MS identity cannot be derived Implicitly detached PLMN not allowed Location area not allowed Roaming not allowed GPRS se...

Page 230: ...istent Message type not compatible with state Information element non existent Message not compatible with state RR release indication RR random access failure RRC release indication RRC close session...

Page 231: ...meout Invalid field SNDCP failure RAB setup failure No GPRS context PDP activate timeout PDP modify timeout PDP inactive max timeout PDP lower layer error PDP duplicate Access technology change PDP un...

Page 232: ...not supported Semantic error in the TFT operation Syntactical error in the TFT operation Unknown PDP context PDP context without TFT already activated Semantic errors in packet filter Syntactical err...

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Quectel EC25 series, Command Manual

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