LE920x4/
LE910Cx
AT Commands Reference Guide
80490ST10778A Rev.4 - 2018-04-12
AT Commands Reference Guide
8s0490ST10778A Rev.4– 2018-04-12
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 2 of 491
APPLICABILITY TABLE
PRODUCT
LE920A4-NA
LE920A4-EU
LE920A4-CN
LE920C4-CN
LE910C1-NA
LE910C1-AP
LE910C1-NS
LE910C4-NF
AT Commands Reference Guide
8s0490ST10778A Rev.4– 2018-04-12
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 3 of 491
Contents
1 Introduction ................................................................................................................................................................... 17
1.1 Scope ................................................................................................................................... 17
1.2 Audience .............................................................................................................................. 17
1.3 Contact Information, Support ............................................................................................. 17
1.4 Document Organization ....................................................................................................... 18
1.5 Text Conventions ................................................................................................................. 18
1.6 Related Documents .............................................................................................................. 18
2 Overview 19
2.1 Document History................................................................................................................ 19
2.2 About the document ............................................................................................................ 20
3 AT COMMANDS .......................................................................................................................................................... 22
3.1 Definitions ........................................................................................................................... 22
3.2 AT Command Syntax .......................................................................................................... 22
String Type Parameters ........................................................................................................................................... 23
Command Lines ...................................................................................................................................................... 23
ME Error Result Code - +CME ERROR: <err> ..................................................................................................... 26
Message Service Failure Result Code - ............................................................................................... 28
+CMS ERROR: <err> ................................................................................................................................. 28
Information Responses and Result Codes ............................................................................................................... 29
Command Response Time-Out ............................................................................................................................... 30
Command Issuing Timing ...................................................................................................................................... 32
3.3 Storage ................................................................................................................................ 33
Factory Profile and User Profiles ............................................................................................................................ 33
3.4 AT Commands References .................................................................................................. 35
3.4.1 Command Line General Format ................................................................................................... 35
3.4.1 Command Line Prefixes ....................................................................................................................... 35
Starting a Command Line - AT ..................................................................................................... 35
Last Command Automatic Repetition - A/ .................................................................................... 35
General Configuration Commands ......................................................................................................................... 36
Select Interface Style - #SELINT .................................................................................................. 36
Set notification port - #NOPT ....................................................................................................... 36
USB composition configuration - #USBCFG ............................................................................... 37
RMnet configuration - #RMNETCFG ........................................................................................... 39
Remote Network Driver Interface Specification setup- #RNDIS .................................................. 40
Remote Network Driver Interface Specification configure- #RNDISC ........................................ 40
Remote Network Driver Interface Specification shutdown- #RNDISD ........................................ 42
command Delay - #ATDELAY ..................................................................................................... 42
Hayes Compliant AT Commands ........................................................................................................................... 43
Generic Modem Control .................................................................................................................... 43
AT Commands Reference Guide
8s0490ST10778A Rev.4– 2018-04-12
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Set To Factory-Defined Configuration - &F ................................................................................. 43
Soft Reset - Z ................................................................................................................................. 43
Select Active Service Class - +FCLASS ....................................................................................... 44
Default Reset Basic Profile Designation - &Y .............................................................................. 44
Default Reset Full Profile Designation - &P ................................................................................. 45
Store Current Configuration - &W ................................................................................................ 45
Store Telephone Number on Module Internal Phonebook - &Z ................................................... 45
Display Internal Phonebook Stored Numbers - &N ...................................................................... 46
Manufacturer Identification - +GMI .............................................................................................. 46
Model Identification - +GMM ....................................................................................................... 46
Request FLEX Revision Identification - #CGMF ......................................................................... 46
Revision Identification - +GMR .................................................................................................... 46
Capabilities List - +GCAP ............................................................................................................. 47
Serial Number - +GSN .................................................................................................................. 47
Display Current Base Configuration and Profile - &V .................................................................. 48
Display Current Configuration and Profile - &V0 ........................................................................ 48
S Registers Display - &V1 ............................................................................................................ 48
Display Last Connection Statistics - &V2 ..................................................................................... 48
Extended S Registers Display - &V3 ............................................................................................ 49
Single Line Connect Message - \V ................................................................................................ 49
Country of Installation - +GCI ...................................................................................................... 49
Line Signal Level - %L ................................................................................................................. 50
Line Quality - %Q ......................................................................................................................... 50
Speaker Loudness - L .................................................................................................................... 50
Speaker Mode - M ......................................................................................................................... 50
DTE - Modem Interface Control ......................................................................................................... 50
Command Echo - E ....................................................................................................................... 50
Quiet Result Codes - Q .................................................................................................................. 51
Response Format - V ..................................................................................................................... 51
Extended Result Codes - X ............................................................................................................ 53
Identification Information - I ......................................................................................................... 53
Data Carrier Detect (DCD) Control - &C ...................................................................................... 53
Data Terminal Ready (DTR) Control - &D ................................................................................... 54
Standard Flow Control - \Q ........................................................................................................... 54
Flow Control - &K ........................................................................................................................ 55
Data Set Ready (DSR) Control - &S ............................................................................................. 55
Fixed DTE Interface Rate - +IPR .................................................................................................. 56
DTE-Modem Local Flow Control - +IFC ..................................................................................... 57
DTE-Modem Character Framing - +ICF ....................................................................................... 57
Ring (RI) Control - \R ................................................................................................................... 58
DTE-Modem Local Rate Reporting - +ILRR ................................................................................ 58
Select Flow Control Specified By Type - +FLO ........................................................................... 59
Call Control ...................................................................................................................................... 59
Dial - D .......................................................................................................................................... 59
Tone Dial - T ................................................................................................................................. 61
Pulse Dial - P ................................................................................................................................. 62
Answer - A .................................................................................................................................... 62
Disconnect - H ............................................................................................................................... 62
Return To On Line Mode - O ........................................................................................................ 62
Guard Tone - &G........................................................................................................................... 62
Sync/Async Mode - &Q ................................................................................................................ 63
Modulation Control ........................................................................................................................... 63
AT Commands Reference Guide
8s0490ST10778A Rev.4– 2018-04-12
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Line Quality Monitor and Auto Retrain or Fallback/Fallforward - %E......................................... 63
Compression Control ......................................................................................................................... 63
Data Compression - +DS ............................................................................................................... 63
Data Compression Reporting - +DR ............................................................................................. 64
Break Control ................................................................................................................................... 64
Transmit Break To Remote - \B .................................................................................................... 64
Break Handling - \K ...................................................................................................................... 64
Operating Mode - \N ..................................................................................................................... 65
S Parameters ..................................................................................................................................... 65
Number of Rings to Auto Answer - S0 ......................................................................................... 66
Ring Counter - S1 .......................................................................................................................... 66
Escape Character - S2 .................................................................................................................... 66
Command Line Termination Character - S3 .................................................................................. 67
Response Formatting Character - S4 ............................................................................................. 67
Command Line Editing Character - S5 ......................................................................................... 67
Connection Completion Time-Out - S7 ......................................................................................... 68
Comma dial modifier time – S8 .................................................................................................... 68
Carrier Off With Firm Time - S10 ................................................................................................. 69
Escape Prompt Delay - S12 ........................................................................................................... 70
Delay to DTR off - S25 ................................................................................................................. 70
Disconnect Inactivity Timer - S30 ................................................................................................. 70
Delay before Forced Hang Up - S38 ............................................................................................. 71
3GPP TS 27.007 AT Commands ............................................................................................................................ 71
General ............................................................................................................................................ 71
Request Manufacturer Identification - +CGMI ............................................................................. 71
Request Model Identification - +CGMM ...................................................................................... 71
Request Revision Identification - +CGMR ................................................................................... 72
Request Product Serial Number Identification - +CGSN
................................................................... 72
Select TE Character Set - +CSCS .................................................................................................. 73
Request International Mobile Subscriber Identity (IMSI) - +CIMI ............................................... 74
Read ICCID (Integrated Circuit Card Identification) - +ICCID .................................................... 74
Serial and Software Version Number - +IMEISV ......................................................................... 74
PCCA STD-101 Select Wireless Network - +WS46 ..................................................................... 74
Network Selection Menu Availability - +PACSP ......................................................................... 75
Call Control ...................................................................................................................................... 75
Call mode - +CMOD ..................................................................................................................... 75
Hang Up Call - +CHUP ................................................................................................................. 76
Select type of address - +CSTA .................................................................................................... 76
Select Bearer Service Type - +CBST ............................................................................................ 77
Radio Link Protocol - +CRLP ....................................................................................................... 78
Service Reporting Control - +CR .................................................................................................. 79
Extended Error Report - +CEER ................................................................................................... 80
Extended Error Report Unsolicited Response-#CEERURC .......................................................... 80
Cellular Result Codes - +CRC....................................................................................................... 81
HSCSD non-transparent call configuration +CHSN ..................................................................... 81
Single Numbering Scheme - +CSNS ............................................................................................. 82
Voice Hang Up Control - +CVHU ................................................................................................ 83
Setting Time Format - +CSTF ....................................................................................................... 83
Setting Date Format - +CSDF ....................................................................................................... 84
Refer subclause 9.2 for possible <err> values. ....................................................................................................................... 84
Network Service Handling ................................................................................................................. 85
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Subscriber Number - +CNUM ...................................................................................................... 85
Read Operator Names - +COPN ................................................................................................... 85
Network Registration Report - +CREG ......................................................................................... 86
Operator Selection - +COPS.......................................................................................................... 88
Facility Lock/Unlock - +CLCK ..................................................................................................... 89
Change Facility Password - +CPWD ............................................................................................ 91
Calling Line Identification Presentation - +CLIP .......................................................................... 92
Calling Line Identification Restriction - +CLIR ............................................................................ 93
Connected Line Identification Restriction status - +COLR ........................................................... 94
Connected line identification presentation - COLP ....................................................................... 94
Called line identification presentation - +CDIP ............................................................................ 95
Call Forwarding Number and Conditions - +CCFC ...................................................................... 96
Call Forwarding Flags - #CFF ....................................................................................................... 98
Call Waiting - +CCWA ................................................................................................................. 99
Call Holding Services - +CHLD ................................................................................................. 100
Call deflection - +CTFR .............................................................................................................. 101
Unstructured Supplementary Service Data - +CUSD .................................................................. 101
Advice of Charge - +CAOC ........................................................................................................ 102
List Current Calls - +CLCC......................................................................................................... 103
SS Notification - +CSSN ............................................................................................................. 104
Non-Access-Stratum compliancy - #NASC ................................................................................ 105
Closed User Group Supplementary Service Control - +CCUG ................................................... 106
Preferred Operator List - +CPOL ................................................................................................ 106
Selection of preferred PLMN list - +CPLS ................................................................................. 107
Mobile Equipment Control ............................................................................................................... 109
Phone Activity Status - +CPAS ................................................................................................... 109
Set Phone Functionality - +CFUN ............................................................................................... 110
Enter PIN - +CPIN ...................................................................................................................... 111
Signal Quality - +CSQ ................................................................................................................. 113
Indicator Control - +CIND .......................................................................................................... 114
Indicator Control for current values - #CIND ............................................................................. 117
Mobile Equipment Event Reporting - +CMER ........................................................................... 117
Select Phonebook Memory Storage - +CPBS ............................................................................. 119
Read Phonebook Entries - +CPBR .............................................................................................. 120
Find Phonebook Entries - +CPBF ............................................................................................... 121
Write Phonebook Entry - +CPBW .............................................................................................. 123
Clock Management - +CCLK...................................................................................................... 125
Restricted SIM Access - +CRSM ................................................................................................ 126
Accumulated Call Meter - +CACM ............................................................................................ 128
Ringer Sound Level - +CRSL ..................................................................................................... 128
Loudspeaker Volume Level - +CLVL ......................................................................................... 129
Microphone Mute Control - +CMUT .......................................................................................... 129
Silence Command - +CSIL.......................................................................................................... 130
Accumulated Call Meter Maximum - +CAMM .......................................................................... 130
Price per Unit and Currency Table - +CPUC .............................................................................. 131
Call meter maximum event - +CCWE......................................................................................... 131
Available AT Commands - +CLAC ............................................................................................ 132
Set voice mail number - +CSVM ................................................................................................ 132
Time Zone Reporting - +CTZR ................................................................................................... 133
Automatic Time Zone update - +CTZU ...................................................................................... 133
Mobile Equipment Errors ................................................................................................................. 134
Report Mobile Equipment Error - +CMEE ................................................................................. 134
AT Commands Reference Guide
8s0490ST10778A Rev.4– 2018-04-12
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Voice Control ................................................................................................................................. 135
DTMF Tones Transmission - +VTS ............................................................................................ 135
Tone Duration - +VTD ................................................................................................................ 135
Embedded DTMF decoder enabling - #DTMF ........................................................................... 136
Commands for GPRS ...................................................................................................................... 136
GPRS Mobile Station Class - +CGCLASS ................................................................................. 136
GPRS Attach or Detach - +CGATT ............................................................................................ 137
GPRS Event Reporting - +CGEREP ........................................................................................... 137
GPRS Network Registration Status - +CGREG .......................................................................... 139
Printing IP Address Format - +CGPIAF ..................................................................................... 140
Define PDP Context - +CGDCONT ........................................................................................... 141
Sets IMS Pdp APN Name - #IMSPDPSET ................................................................................. 143
Setting IMS parameters - #IMSSETTING .................................................................................. 143
SMS transport configuration - #ISMSCFG ................................................................................. 144
IMS User Agent- #IMSUA.......................................................................................................... 144
IMS registration state - +CIREG ................................................................................................. 145
Codec for IMS- #CODECIMS .................................................................................................... 146
Define Secondary PDP Context - +CGDSCONT ........................................................................ 147
Traffic Flow Template +CGTFT ................................................................................................. 148
Quality of Service Profile (Minimum Acceptable) - +CGQMIN ................................................ 151
3G Quality of Service Profile (Minimum Acceptable) - +CGEQMIN ........................................ 152
Quality of Service Profile (Requested) - +CGQREQ .................................................................. 155
3G Quality of Service Profile (Requested) - +CGEQREQ .......................................................... 157
PDP Context Activate or Deactivate - +CGACT ........................................................................ 160
PDP Context Modify - +CGCMOD ............................................................................................ 160
Call establishment lock - #CESTHLCK ...................................................................................... 161
Show PDP Address - +CGPADDR ............................................................................................. 161
3G Quality of Service Profile (Negotiated) - +CGEQNEG ......................................................... 162
Set Mode of Operator for EPS - +CEMODE .............................................................................. 165
Voice domain preference - +CEVDP ......................................................................................... 165
Enter Data State - +CGDATA ..................................................................................................... 166
Commands for Battery Charger ........................................................................................................ 166
Battery Charge - +CBC ............................................................................................................... 166
3GPP TS 27.005 AT Commands for SMS and CBS ............................................................................................ 168
General Configuration ..................................................................................................................... 168
Select Message Service - +CSMS ............................................................................................... 168
Preferred Message Storage - +CPMS .......................................................................................... 169
Message Format - +CMGF .......................................................................................................... 170
Message Configuration .................................................................................................................... 170
Service Center Address - +CSCA ............................................................................................... 170
Select service for MO SMS services - +CGSMS ........................................................................ 171
EPS – Network Registarion Status - +CEREG ............................................................................ 172
PDP Context Read Dynamic Parameters +CGCONTRDP ......................................................... 174
Secondary PDP Context Read Dynamic Parameters - +CGSCONTRDP .................................. 175
Traffic Flow Template Read Dynamic Parameters - +CGTFTRDP ............................................ 176
Define EPS Quality of Service +CGEQOS ................................................................................. 178
EPS Quality of Service Read Dynamic Parameters - +CGEQOSRDP ....................................... 179
Set Text Mode Parameters - +CSMP........................................................................................... 180
Show Text Mode Parameters - +CSDH ....................................................................................... 180
Select Cell Broadcast Message Types - +CSCB ......................................................................... 181
Primary Notification Event Reporting + CPNER ........................................................................ 183
Save Settings - +CSAS ................................................................................................................ 183
AT Commands Reference Guide
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Restore Settings - +CRES ........................................................................................................... 184
Message Receiving and Reading ...................................................................................................... 184
New Message Indications to Terminal Equipment - +CNMI ...................................................... 185
List Messages - +CMGL ............................................................................................................. 189
Read Message - +CMGR ............................................................................................................. 191
New Message Acknowledgement to ME/TA - +CNMA ............................................................. 193
Message Sending and Writing .......................................................................................................... 196
Send Message - +CMGS ............................................................................................................. 196
Send Message from Storage - +CMSS ........................................................................................ 199
Write Message to Memory - +CMGW ........................................................................................ 200
Delete Message - +CMGD .......................................................................................................... 202
More Message to Send - +CMMS ............................................................................................... 203
Send SMS command - +CMGC .................................................................................................. 204
Custom AT Commands ........................................................................................................................................ 207
Configuration AT Commands .......................................................................................................... 207
Hardware Identification - #HWREV ........................................................................................... 207
Manufacturer Identification - #CGMI ......................................................................................... 207
Model Identification - #CGMM .................................................................................................. 208
Revision Identification - #CGMR ............................................................................................... 208
Product Serial Number Identification - #CGSN .......................................................................... 208
Select GSM Hexadecimal Representation - #CSCSEXT ............................................................ 209
International Mobile Subscriber Identity (IMSI) - #CIMI ........................................................... 211
Read ICCID (Integrated Circuit Card Identification) - #CCID ................................................... 211
Serial and Software Version Number - #IMEISV ....................................................................... 211
Service Provider Name - #SPN ................................................................................................... 211
Change Audio Path - #CAP ......................................................................................................... 212
Handsfree Microphone Gain - #HFMICG ................................................................................... 212
Handset Microphone Gain - #HSMICG ...................................................................................... 213
Handsfree Receiver Gain - #HFRECG ........................................................................................ 213
Handset Receiver Gain - #HSRECG ........................................................................................... 214
Singnalling Tones Mode - #STM ................................................................................................ 214
Audio DSP Configuration - #ADSPC ......................................................................................... 214
Headset GPIO Select - #HSGS .................................................................................................... 215
DVI Speaker Volume Level - #PCMRXG .................................................................................. 216
Set delay before close the PCM Clock/SYNC - #PCMDELAY ................................................. 216
Extended Digital Voiceband Interface - #DVICLK .................................................................... 217
Digital Voiceband Interface Configuration- #DVICFG .............................................................. 218
Speaker Mute Control - #SPKMUT ............................................................................................ 219
Audio Codec - #CODEC ............................................................................................................. 219
Audio Codec - #CODECINFO .................................................................................................... 220
Select Ringer Path - #SRP ........................................................................................................... 222
Select Ringer Sound - #SRS ........................................................................................................ 223
Audio Profile Factory Configuration - #PRST ............................................................................ 224
Audio Profile Configuration save - #PSAV ................................................................................ 225
Audio Profile Selection - #PSEL ................................................................................................. 225
Audio Profile Setting - #PSET .................................................................................................... 226
Store the ACDB (Audio Calibration Database) file - #ACDB .................................................... 226
Tone Classes Volume - #TSVOL ................................................................................................ 228
Set Handsfree Sidetone - #SHFSD .............................................................................................. 229
Set Headset Sidetone - #SHSSD ................................................................................................. 229
Handsfree Echo Canceller - #SHFEC .......................................................................................... 230
Handset Echo Canceller - #SHSEC ............................................................................................. 230
AT Commands Reference Guide
8s0490ST10778A Rev.4– 2018-04-12
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Handsfree Noise Reduction - #SHFNR ....................................................................................... 231
Handset Noise Reduction - #SHSNR .......................................................................................... 231
Extended Error Report for Network Reject Cause – #CEERNET ............................................... 231
Display PIN Counter - #PCT ....................................................................................................... 233
Software ShutDown - #SHDN .................................................................................................... 234
Configure fast power down-#FASTSHDN ................................................................................. 234
Rebbots the unit - #REBOOT ...................................................................................................... 235
Periodic Reset - #ENHRST ......................................................................................................... 236
General Purpose Input/Output Pin Control - #GPIO ................................................................... 236
SW READY ENable - #SWREADYEN ..................................................................................... 239
STAT_LED GPIO Setting - #SLED ............................................................................................ 240
Save STAT_LED GPIO Setting - #SLEDSAV ........................................................................... 241
Digital Voiceband Interface - #DVI ............................................................................................ 241
SMS Ring Indicator - #E2SMSRI ............................................................................................... 242
Read Analog/Digital Converter Input - #ADC ............................................................................ 242
Auxiliary Voltage Output Control - #VAUX .............................................................................. 243
Auxiliary Voltage Output save - #VAUXSAV ........................................................................... 244
Battery and Charger Status - #CBC ............................................................................................. 244
GPRS Auto-Attach Property - #AUTOATT ............................................................................... 244
Multislot Class Control - #MSCLASS ........................................................................................ 245
V24 Output Pins Configuration - #V24CFG ............................................................................... 245
Cell Monitor - #MONI ................................................................................................................ 247
HSDPA Channel Quality Indication - #CQI................................................................................ 250
Packet Service Network Type - #PSNT ...................................................................................... 251
Read Current Network Status in 3G Network - #RFSTS ............................................................ 253
Temperature Monitor- #TEMPMON .......................................................................................... 257
Query Temperature Overflow - #QTEMP ................................................................................... 258
Temperature Monitor CONFIGURATION - #TEMPCFG ......................................................... 259
Set RING CFG Parameters - #WKIO .......................................................................................... 262
Wake from Alarm Mode - #WAKE ............................................................................................ 263
AlARM PIN - #ALARMPIN ...................................................................................................... 264
Serving Cell Information - #SERVINFO .................................................................................... 265
Query SIM Status - #QSS ............................................................................................................ 266
Dialling Mode - #DIALMODE ................................................................................................... 267
No Carrier Indication Handling - #NCIH .................................................................................... 268
Automatic Call - #ACAL ............................................................................................................ 268
Extended Automatic Call - #ACALEXT ..................................................................................... 269
Extended Call Monitoring - #ECAM .......................................................................................... 270
Extended Call Monitoring Unsolicited Response mode-#ECAMURC ....................................... 271
SMS Overflow - #SMOV ............................................................................................................ 272
Sms Un- Change Status - #SMSUCS .......................................................................................... 272
Mailbox Numbers - #MBN.......................................................................................................... 273
Message Waiting Indication - #MWI .......................................................................................... 274
Repeat Last Command - #/ .......................................................................................................... 275
Network Timezone - #NITZ ........................................................................................................ 275
Clock Management - #CCLK ...................................................................................................... 276
Clock Mode - #CCLKMODE ...................................................................................................... 277
set time Clock Source - #CLKSRC ............................................................................................. 278
Alarm Management - +CALA ..................................................................................................... 279
Delete Alarm - +CALD ............................................................................................................... 281
Generic SIM access - +CSIM ...................................................................................................... 281
Alert Sound - +CALM ................................................................................................................. 282
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Select Band - #BND .................................................................................................................... 283
Automatic Band Selection - #AUTOBND .................................................................................. 285
Skip Escape Sequence - #SKIPESC ............................................................................................ 286
Subscriber number - #SNUM ...................................................................................................... 286
Escape Sequence Guard Time - #E2ESC .................................................................................... 287
PPP-GPRS Connection Authentication Type - #GAUTH ........................................................... 287
GSM Antenna Detection - #GSMAD .......................................................................................... 288
SIM Detection Mode-#SIMDET ................................................................................................. 290
Teletype Writer - #TTY ............................................................................................................... 290
Write to I2C - #I2CWR ............................................................................................................... 291
Read from I2C - #I2CRD ............................................................................................................ 292
Report concatenated SMS indexes - #CMGLCONCINDEX ...................................................... 292
Power Saving Mode Ring Indicator - #PSMRI ........................................................................... 293
Extended Reset - #z ..................................................................................................................... 294
Enhanced Network Selection - #ENS .......................................................................................... 294
Enable RX Diversity and set DARP - #RXDIV .......................................................................... 294
Swap RX from main to diversity #RXTOGGLE ......................................................................... 295
Ciphering indication - # CIPHIND .............................................................................................. 295
Set Encryption Algorithm - #ENCALG ...................................................................................... 297
Configure FRAT Trigger parameter - #FRATTRIGGER .......................................................... 298
Delete audio file - #ADELF ........................................................................................................ 299
Delete all audio files - #ADELA ................................................................................................. 299
List audio file - #ALIST .............................................................................................................. 299
Audio available size - #ASIZE .................................................................................................... 300
Send an audio file - #ASEND ...................................................................................................... 300
Select Ringer Sound Extended - #SRSEXT ................................................................................ 301
Multisocket AT Commands ............................................................................................................. 302
Socket Status - #SS ...................................................................................................................... 302
Socket Info - #SI .......................................................................................................................... 302
Socket Type - #ST ....................................................................................................................... 304
Context Activation - #SGACT .................................................................................................... 304
Socket Shutdown - #SH ............................................................................................................... 306
Socket Configuration - #SCFG .................................................................................................... 306
Context activation configuration extended - #SGACTCFGEXT ................................................ 307
PAD forward character - #PADFWD .......................................................................................... 308
PAD command features - #PADCMD ........................................................................................ 309
Socket Configuration Extended - #SCFGEXT ............................................................................ 309
Socket Configuration Extended 2 - #SCFGEXT2 ....................................................................... 311
Socket Configuration Extended 3 - #SCFGEXT3 ....................................................................... 313
Socket Dial - #SD ........................................................................................................................ 314
Base64 encoding/decoding of socket sent/received data - #BASE64 .......................................... 316
Socket Accept - #SA ................................................................................................................... 318
Socket Restore - #SO ................................................................................................................... 318
Socket Listen - #SL ..................................................................................................................... 318
Detect the Cause of a Socket disconnection - #SLASTCLOSURE ............................................. 319
Socket Listen UDP - #SLUDP .................................................................................................... 321
Receive Data in Command Mode - #SRECV .............................................................................. 321
Send UDP data to a specific remote host - #SSENDUDP ........................................................... 323
Send UDP data to a specific remote host extended - #SSENDUDPEXT .................................... 324
Send Data in Command Mode - #SSEND ................................................................................... 325
Send data in Command Mode extended - #SSENDEXT ............................................................. 325
IP Easy Authentication Type - #SGACTAUTH .......................................................................... 326
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Context Activation and Configuration - #SGACTCFG ............................................................... 328
SSL Commands .............................................................................................................................. 329
Enable a SSL socket - #SSLEN ................................................................................................... 329
Opens a socket SSL to a remote server - #SSLD ........................................................................ 330
Send data through a SSL socket - #SSLSEND ............................................................................ 331
Read data from a SSL socket - #SSLRECV ................................................................................ 333
Report the status of a SSL socket - #SSLS .................................................................................. 334
Close a SSL socket - #SSLH ....................................................................................................... 334
Restore a SSL socket after a +++ - #SSLO ................................................................................. 335
Configure general parameters of a SSL socket - #SSLCFG ........................................................ 336
Configure security parameters of a SSL socket – #SSLSECCFG ............................................... 337
Configure additional parameters of a SSL socket – # SSLSECCFG2 ......................................... 338
Manage the security data - #SSLSECDATA ............................................................................... 339
FTP AT Commands ........................................................................................................................ 340
FTP Time – Out - #FTPTO ......................................................................................................... 340
FTP Open - #FTPOPEN .............................................................................................................. 341
FTP Close - # FTPCLOSE .......................................................................................................... 341
FTP Config - #FTPCFG .............................................................................................................. 342
FTP Put - #FTPPUT .................................................................................................................... 342
FTP Get - #FTPGET .................................................................................................................... 343
FTP Get in command mode - #FTPGETPKT .............................................................................. 343
FTP Type - #FTPTYPE ............................................................................................................... 344
FTP Delete - #FTPDELE ............................................................................................................ 345
FTP Print Working Directory - #FTPPWD ................................................................................. 345
FTP Change Working Directory - #FTPCWD ............................................................................ 345
FTP List - #FTPLIST .................................................................................................................. 345
Get file size from FTP - #FTPFSIZE ........................................................................................... 346
FTP Append - #FTPAPP ............................................................................................................. 346
Set restart position for FTP GET - #FTPREST ........................................................................... 347
Receive Data In Command Mode - #FTPRECV ......................................................................... 347
FTP Append Extended - #FTPAPPEXT...................................................................................... 349
FTP Read Message - #FTPMSG ................................................................................................. 350
AT Commands ................................................................................................................................ 351
Authentication User ID - #USERID ............................................................................................ 351
Authentication Password - #PASSW........................................................................................... 351
Packet Size - #PKTSZ ................................................................................................................. 351
Data Sending Time-Out - #DSTO ............................................................................................... 352
Socket Inactivity Time-Out - #SKTTO ....................................................................................... 353
Socket Definition - #SKTSET ..................................................................................................... 353
Socket Open - #SKTOP ............................................................................................................... 354
Query DNS - #QDNS .................................................................................................................. 355
DNS Response Caching - #CACHEDNS .................................................................................... 356
Manual DNS Selection - #DNS ................................................................................................... 356
Socket TCP Connection Time-Out - #SKTCT ............................................................................ 358
Socket Parameters save - #SKTSAV ........................................................................................... 358
Socket Parameters Reset - #SKTRST .......................................................................................... 359
GPRS Context Activation - #GPRS ............................................................................................ 359
PPP Configuration - #PPPCFG ................................................................................................... 360
Socket Dial - #SKTD ................................................................................................................... 361
Socket Listen Ring - #E2SLRI .................................................................................................... 362
Socket Listen - #SKTL ................................................................................................................ 363
Firewall Setup - #FRWL ............................................................................................................. 364
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GPRS Data Volume - #GDATAVOL ......................................................................................... 366
ICMP Ping Support - #ICMP ...................................................................................................... 367
Send PING request - #PING ........................................................................................................ 367
DNS from Network - #NWDNS ................................................................................................. 368
Maximum TCP Payload Size - #TCPMAXDAT ........................................................................ 369
TCP Reassembly - #TCPREASS ................................................................................................ 369
Configure the TCP window size- #TCPMAXWIN ..................................................................... 370
Ethernet Control Model setup - #ECM ........................................................................................ 370
Ethernet Control Model configure- #ECMC ............................................................................... 371
Ethernet Control Model shutdown- #ECMD ............................................................................... 372
Easy Scan® Extension AT Commands .............................................................................................. 373
Network survey - #CSURV ......................................................................................................... 374
Network Survey (Numeric Format) - #CSURVC ........................................................................ 377
Network Survey of User Defined Channels - #CSURVU ........................................................... 381
Network Survey of User Defined Channels (Numeric Format) - #CSURVUC .......................... 381
BCCH Network Survey - #CSURVB .......................................................................................... 382
BCCH Network Survey (Numeric Format) - #CSURVBC ......................................................... 382
Network Survey Format - #CSURVF .......................................................................................... 383
<CR><LF> Removing On Easy Scan® Commands Family -#CSURVNLF .............................. 383
PLMN Network Survey - #CSURVP .......................................................................................... 384
PLMN Network Survey (Numeric Format) - #CSURVPC ......................................................... 384
Manual Closed Subscriber Group Search- #MCSGS .................................................................. 384
SIM Toolkit AT Commands ............................................................................................................. 385
SIM Toolkit Interface Activation - #STIA .................................................................................. 385
SIM Toolkit Information - #STGI ............................................................................................... 390
SIM Tookit Send Response - #STSR .......................................................................................... 396
Phonebook AT Commands Set ......................................................................................................... 397
Read Group Entries - #CPBGR ................................................................................................... 397
Read Group Entries - #CPBGW .................................................................................................. 398
SAP AT Commands Set................................................................................................................... 399
Remote SIM Enable - #RSEN ..................................................................................................... 399
E-mail Management AT Commands .............................................................................................. 399
E-mail SMTP Server - #ESMTP ................................................................................................. 399
E-mail sender address - #EADDR ............................................................................................... 400
E-mail Authentication Password - #EPASSW ............................................................................ 400
E-mail Authentication User Name - #EUSER ............................................................................. 401
E-mail Sending With GPRS Context Activation - #SEMAIL ..................................................... 401
E-mail GPRS Context Ativation - #EMAILACT ........................................................................ 402
E-mail Sending - #EMAILD ....................................................................................................... 403
E-mail Parameters save - #ESAV ................................................................................................ 404
E-mail Parameters Reset - #ERST ............................................................................................... 404
SMTP Read Message - #EMAILMSG ........................................................................................ 405
Configre SMTP parameters - #SMTPCFG .................................................................................. 405
Configre Email PDP Cid - #EMAILPDPCFG ............................................................................ 406
HTTP AT COMMANDS .............................................................................................................. 406
Configure HTTP parameters - #HTTPCFG................................................................................. 406
Send HTTP GET, HEAD or DELETE request - #HTTPQRY .................................................... 408
Send HTTP POST or PUT request - #HTTPSND ....................................................................... 409
Receive HTTP server data - #HTTPRCV ................................................................................... 411
GPS AT Commands Set ................................................................................................................ 412
GPS Power Management - $GPSP .............................................................................................. 412
GPS Module Reset - $GPSR ....................................................................................................... 412
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Get Acquired Position - $GPSACP ............................................................................................. 413
Unsolicited NMEA Data Configuration - $GPSNMUN ............................................................. 416
Save GPS Parameters Configuration - $GPSSAV ...................................................................... 417
Restore to Default GPS Parameters - $GPSRST ......................................................................... 417
GPS Antenna Supply Voltage Readout - $GPSAV ..................................................................... 417
GPS Antenna Type Definition - $GPSAT ................................................................................... 418
Set the GNSS (or GLONASS) Capability - $GPSGLO .............................................................. 418
Unsolicited NMEA Extended Data Configuration - $GPSNMUNEX ........................................ 419
Gnss Systems Select - $GNSSSLCT ........................................................................................... 420
GPS Quality of Service - $GPSQOS ........................................................................................... 421
GPS Start Location Service Request-$GPSSLSR ....................................................................... 422
GPS Stop Location Service Request - $GPSSTOP ..................................................................... 425
Update SLP address - $SLP......................................................................................................... 426
Update SLP address - $LCSSLP ................................................................................................. 427
Update SLP address type - $SLPTYPE ....................................................................................... 427
Set the User Plane Secure Transport - $SUPLSEC ..................................................................... 427
Configure SUPL TLS and Hash - $SUPLCFG ........................................................................... 428
Set the version of supported SUPL - $SUPLV ............................................................................ 428
Update location information - $LCSLUI ..................................................................................... 429
Update terminal information - $LCSTER ................................................................................... 429
Enable/Disable unsolicited response - $LICLS ........................................................................... 430
LCS certificate - $LTC ................................................................................................................ 431
Lock context for LCS use - $LCSLK .......................................................................................... 432
Clear GPS Data - $GPSCLRX .................................................................................................... 432
SMS AT Commands ..................................................................................................................... 433
Move Short Message to other memory - #SMSMOVE ............................................................... 433
SMS Commnads Operation Mode - #SMSMODE ...................................................................... 434
3.5 Custom AT Commands ..................................................................................................... 435
Dormant Control Command - #CDORM .................................................................................... 435
Network Emergency Number Update - #NWEN ........................................................................ 436
Delete All Phonebook Entries - #CPBD ...................................................................................... 436
Enhanced call tone disable - #ECTD ........................................................................................... 437
SIM Presence Status - #SIMPR ................................................................................................... 437
New Operator Names - #PLMNMODE ...................................................................................... 438
Blind G2L redirection after CSFB - #BRCSFB .......................................................................... 438
Supplementary service domain preference - #SDOMAIN .......................................................... 439
Network Scan Timer - #NWSCANTMR .................................................................................... 439
AT Run Commands ........................................................................................................................................... 440
Enable SMS AT Run service - #SMSATRUN ............................................................................ 440
Set SMS AT Run Parameters - #SMSATRUNCFG .................................................................... 441
SMS AT Run White List - #SMSATWL .................................................................................... 442
Set TCP AT Run Service Parameters - #TCPATRUNCFG ........................................................ 442
Enables TCP AT Run Service in listen (server) mode -#TCPATRUNL ..................................... 444
TCP AT Run Firewall List - #TCPATRUNFRWL ..................................................................... 445
TCP AT Run Authentication Parameters List - #TCPATRUNAUTH ........................................ 446
Enables TCP Run AT Service in dial (client) mode - #TCPATRUND ....................................... 447
Closes TCP Run AT Socket - #TCPATRUNCLOSE ................................................................. 448
For TCP Run AT Service, allows the user to give AT commands in sequence -
#TCPATCMDSEQ .............................................................................................................................................. 448
Connects the TCP Run AT service to a serial port - #TCPATCONSER..................................... 448
Set the delay on Run AT command execution - #ATRUNDELAY ............................................ 449
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3.6 Event Monitor Commands ................................................................................................ 450
Enable EvMoni Service - #ENAEVMONI .................................................................................. 450
EvMoni Service parameter - #ENAEVMONICFG ..................................................................... 450
Event Monitoring - #EVMONI ................................................................................................... 451
Send Message - #CMGS.............................................................................................................. 454
Write Message To Memory - #CMGW ....................................................................................... 456
3.7 Emergency Call and ECall Management ........................................................................... 458
IVS push mode activation - #MSDPUSH ................................................................................... 458
Sending MSD data to IVS - #MSDSEND ................................................................................... 458
Initiate eCall - +CECALL ........................................................................................................... 458
Embedded IVS inband modem enabling - #ECALL ................................................................... 459
Determine Encoding Rule - #ECALLTYPE ............................................................................... 460
Dial an Emergency Call - #EMRGD ........................................................................................... 461
#MSDREAD – Read current MSD............................................................................................. 462
3.8 Iot Platform Commands ................................................................................................... 464
Configure deviceWISE parameters - #DWCFG .......................................................................... 465
Connect to M2M Service - #DWCONN ..................................................................................... 467
Query connection status - #DWSTATUS .................................................................................... 467
Send data to M2M Service - #DWSEND .................................................................................... 468
Send raw data to M2M Service - #DWSENDR .......................................................................... 469
Receive data from M2M Service - #DWRCV ............................................................................. 469
Receive raw data from M2M Service - #DWRCVR ................................................................... 470
List information on messages pending from M2M Service - #DWLRCV .................................. 471
Enable Agent Features - #DWEN................................................................................................ 471
3.9 OTA commands ................................................................................................................. 472
#OTAEN command ..................................................................................................................... 472
OTAUIDM Command ................................................................................................................. 473
#OTASUAN command ............................................................................................................... 474
#OTACFG command .................................................................................................................. 476
#OTASS- Switches FOTA update server address to test or production ...................................... 477
Terminal Notifications ................................................................................................................. 478
3.10 WLAN commands ............................................................................................................. 480
Enable/disable WLAN - #WLANSTART ................................................................................... 480
Enable/disable broadcast - #WLANBROADCAST ................................................................... 481
Change the SSID name - #WLANSSID ...................................................................................... 482
Change WLANE mode - #WLANMODE ................................................................................... 482
Return assigned IP address - # WLANIP ................................................................................... 482
Return signal strength of the network - # WLANSIGNAL ......................................................... 483
Scanning wifi networks - #WLANSCAN ................................................................................... 483
Connect to SSID - #WLANCONNECT ...................................................................................... 483
Disconnect from the network - #WLANDISCONNECT ............................................................ 484
Use to add or change the hostapd.conf. - #WLANCONFIG ....................................................... 484
Use to changing wlan security parameters - #WLANSECURITY .............................................. 484
Use to change the channel number and the wlan protocol- # WLANPC..................................... 485
Display last error in detailed form. - #WLANCFGERROR ........................................................ 486
Enable/disable MAC address filter- # WLANMACMODE ........................................................ 486
Use to add/ remove MAC address to/from accept list - #WLANMACACCEPT ........................ 487
Use to add/ remove MAC address to/from deny list - #WLANMACDENY .............................. 487
Use to set the regulatory domain - #WLANCOUNTRYCODE .................................................. 488
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Enable/disable WLAN unsolicited message - #WLANINDI ...................................................... 488
3.11 AT parser abort ................................................................................................................. 489
4 List of acronyms .......................................................................................................................................................... 490
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DISCLAIMER
The information contained in this document is the proprietary information of Telit Communications S.p.A. and its
affiliates (“TELIT”).
The contents are confidential and any disclosure to persons other than the officers, employees, agents or subcontractors
of the owner or licensee of this document, without the prior written consent of Telit, is strictly prohibited.
Telit makes every effort to ensure the quality of the information it makes available. Notwithstanding the foregoing, Telit
does not make any warranty as to the information contained herein, and does not accept any liability for any injury, loss
or damage of any kind incurred by use of or reliance upon the information.
Telit disclaims any and all responsibility for the application of the devices characterized in this document, and notes that
the application of the device must comply with the safety standards of the applicable country, and where applicable,
with the relevant wiring rules.
Telit reserves the right to make modifications, additions and deletions to this document due to typographical errors,
inaccurate information, or improvements to programs and/or equipment at any time and without notice.
Such changes will, nevertheless be incorporated into new editions of this document.
Copyright: Transmittal, reproduction, dissemination and/or editing of this document as well as utilization of its contents
and communication thereof to others without express authorization are prohibited. Offenders will be held liable for
payment of damages. All rights are reserved.
Copyright © Telit Communications SpA 2008, 2012.
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1 Introduction
1.1 Scope
This document aims at providing a detailed specification and a comprehensive listing as a Reference for the whole set
of AT command
1.2 Audience
Readers of this document should be familiar with Telit modules and their ease of controlling by means of AT Commands.
1.3 Contact Information, Support
For general contact, technical support, to report documentation errors and to order manuals, contact Telit’s Technical
Support Center (TTSC) at:
TS-NORTHAMERICA@telit.com
TS-LATINAMERI[email protected]om
TS-APAC@telit.com
Alternatively, use:
http://www.telit.com/en/products/technical-support-center/contact.php
For detailed information about where you can buy the Telit modules or for recommendations on accessories and
components visit:
http://www.telit.com
To register for product news and announcements or for product questions contact Telit’s Technical Support Center
(TTSC).
Our aim is to make this guide as helpful as possible. Keep us informed of your comments and suggestions for
improvements.
Telit appreciates feedback from the users of our information.
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1.4 Document Organization
This document contains the following chapters:
Chapter 1: “Introduction” provides a scope for this document, target audience, contact and support
information, and text conventions.
Chapter 2: “Overview” about the aim of this document and implementation suggestions.
Chapter 3: “AT Commands” The core of this Reference guide.
1.5 Text Conventions
Danger – This information MUST be followed or catastrophic equipment failure or bodily injury may occur.
Caution or Warning – Alerts the user to important points about integrating the module, if these points are not followed,
the module and end user equipment may fail or malfunction.
Tip or Information – Provides advice and suggestions that may be useful when integrating the module.
All dates are in ISO 8601 format, i.e. YYYY-MM-DD.
1.6 Related Documents
• ETSI GSM 07.07 specification and rules
http://www.3gpp.org/ftp/Specs/archive/07_series/07.07/
• ETSI GSM 07.05 specification and rules
http://www.3gpp.org/ftp/Specs/archive/07_series/07.05/
• Hayes standard AT command set
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2 Overview
2.1 Document History
Revision
Date
SW release
Changes
ISSUE #1
2016-09-01 25.00.xx0-Bxx
Updated command: +GCAP, #RFSTS, +CGCONTRDP,
+CGEQMIN, +CGEQREQ, +CFUN,
#CLKSRC, #BND, #GPIO, $GPSACP, #ADELA,
#FRATTRIGGER, #ACDB
New commands: #ADELF, #ADELA, #ALIST, #ASIZE,
#CLKSRC, #SRSEXT, #ASEND
ISSUE #2
2017-04-18
25.00.xx0-B057
Updated command: +CGDCONT, $GPSACP,
+CIREG, #SCFGEXT3, #TTY, #HSGS, #GPIO,
+VTD, #CODECINFO, +CBST, #MONI, #RXDIV,
#HSGS, +CBST, +CHLD, +CLCC, +CGDCONT, #BND,
#ECMC, #CEERNET, $GPSNMUNEX,
#WLANCONNECT, +CLCK, +CLVL, #HFMICG,
$LCSLUI, #PLMNMODE, #WLANSECURITY,
#WLANPC, WLANMACMODE, $GPSSLSR,
#TEMPCFG, #V24CFG, #V24, #GPIO,
#WLANSECURITY, S8, D
New commands: #BRCSFB, #SWREADYEN,
#SDOMAIN
ISSUE #3
2017-06-18
25.00.xx1
Updated command: $SUPLCFG, #SSLCFG,
#SSLSECCFG, #WLANSECURIT, # SMSATRUNCFG,
#VAUX, #SSLCFG, #SCFGEXT, #ISMSCFG,
#SSLSECCFG
New commands: +CEVDP, #IMSSETTING, #I2CWR,
#I2CRD
ISSUE #4
2018-04-12
25.10.000-B009
25.00.031
25.00.041
25.05.024
25.00.013
25.00.244
25.00.252
25.06.253
Updated command: #DVI, #USBCFG, #SSLRECV,
$GPSNMUNEX
New AT commands valid for 25.10.000-B009 only:
#IMSUA, $GNSSSLCT, #SSLSECCFG2
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2.2 About the document
This document is to describe all AT commands implemented on the Telit wireless modules listed on the
applicability table.
25.00.211
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Multitech MTSMC-LSP3-U-SP User guide
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