Benutzerhandbuch für Siemens AC75

Inhaltsverzeichnis

• Contents

  3
• List of Tables

  12
• List of Figures

  13
• 1. Introduction

  14
  • 1.1 Scope of the document

    14
  • 1.2 Related documents

    15
  • 1.3 Document conventions

    16
    • 1.3.1 Quick reference table

      16
    • 1.3.2 Superscript notation for parameters and values

      17
  • 1.4 AT Command Syntax

    18
    • 1.4.1 Using Parameters

      18
    • 1.4.2 Combining AT commands on the same command line

      19
  • 1.5 Supported character sets

    20
    • 1.5.1 GSM alphabet tables and UCS2 character values

      22
    • 1.5.2 UCS2 and GSM data coding and conversion for SMS text mode

      24
      • 1.5.2.1 Implementing output of SIM data to Terminal (direction TA to TE)

        24
      • 1.5.2.2 Implementing input of Terminal data to SIM (direction TE to TA)

        25
  • 1.6 Serial Interface Flow Control

    26
    • 1.6.1 Software Flow Control (XON/OFF Handshake)

      26
    • 1.6.2 Hardware Flow Control (RTS/CTS Handshake)

      26
  • 1.7 Communication between Customer Application and AC75

    28
  • 1.8 Unsolicited Result Code Presentation

    29
  • 1.9 Common PCN Handset Specification (CPHS)

    30
  • 1.10 Errors and Messages

    31
• 2. Configuration Commands

  32
  • 2.1 AT&F Set all current parameters to manufacturer defaults

    32
  • 2.2 AT&V Display current configuration

    33
    • 2.2.1 AT&V responses

      34
  • 2.3 AT&W Stores current configuration to user defined profile

    36
  • 2.4 ATQ Set result code presentation mode

    37
  • 2.5 ATV Set result code format mode

    38
    • 2.5.1 Verbose and numeric result codes

      38
  • 2.6 ATX Set CONNECT result code format and call monitoring

    39
  • 2.7 AT\V Set CONNECT result code format

    40
  • 2.8 ATZ Set all current parameters to user defined profile

    41
  • 2.9 AT+CFUN Set phone functionality

    42
    • 2.9.1 Wake up the ME from SLEEP mode

      44
  • 2.10 AT^SMSO Switch off mobile station

    46
  • 2.11 AT+GCAP Request complete TA capabilities list

    47
  • 2.12 AT+CMEE Mobile Equipment Error Message Format

    48
    • 2.12.1 CME/CMS Error Code Overview

      49
  • 2.13 AT+CSCS Select TE character set

    54
  • 2.14 AT^SCFG Extended Configuration Settings

    55
  • 2.15 AT^SM20 Set M20 compatibility mode

    79
• 3. Status Control Commands

  80
  • 3.1 AT+CMER Mobile Equipment Event Reporting

    80
  • 3.2 AT+CIND Indicator control

    82
  • 3.3 AT^SIND Extended Indicator Control

    85
  • 3.4 AT+CEER Extended Error Report

    92
    • 3.4.1 Cause Location ID for the extended error report

      93
    • 3.4.2 SIEMENS L2 cause

      94
    • 3.4.3 GSM release cause for L3 Radio Resource (RR)

      94
    • 3.4.4 SIEMENS release cause for L3 Radio Resource (RR)

      94
    • 3.4.5 GSM release cause for Mobility Management (MM) or Session Management (SM)

      95
    • 3.4.6 SIEMENS release cause for L3 Mobility Management (MM)

      96
    • 3.4.7 GSM release cause for L3 Call Control (CC)

      96
    • 3.4.8 SIEMENS release cause for L3 Call Control (CC)

      98
    • 3.4.9 GSM Release cause for Supplementary Service Call

      98
    • 3.4.10 GSM release cause for Session Management (SM)

      99
    • 3.4.11 GSM cause for L3 Protocol module or other local cause

      100
    • 3.4.12 SIEMENS release cause for GPRS API

      100
    • 3.4.13 SIEMENS release cause for PPP/IP-Stack

      100
  • 3.5 ATS18 Extended call release report

    101
  • 3.6 AT+CPAS Mobile equipment activity status

    103
  • 3.7 AT+WS46 Select wireless network

    104
• 4. Serial Interface Control Commands

  105
  • 4.1 AT\Q Flow control

    105
  • 4.2 AT&C Set Data Carrier Detect (DCD) Line mode

    106
  • 4.3 AT&D Set circuit Data Terminal Ready (DTR) function mode

    107
  • 4.4 AT&S Set circuit Data Set Ready (DSR) function mode

    108
  • 4.5 ATE Enable command echo

    109
  • 4.6 AT+ICF Serial Interface Character Framing

    110
  • 4.7 AT+IFC Set Flow Control separately for data directions

    112
  • 4.8 AT+ILRR Set TE-TA local rate reporting

    114
  • 4.9 AT+IPR Set fixed local rate

    116
    • 4.9.1 Autobauding

      117
  • 4.10 AT+CMUX Enter multiplex mode

    119
    • 4.10.1 Restrictions on Multiplex mode

      120
    • 4.10.2 Second serial interface ASC1

      122
  • 4.11 AT^STPB Transmit Parity Bit (for 7E1 and 7O1 only)

    123
• 5. Security Commands

  124
  • 5.1 AT+CPIN PIN Authentication

    124
    • 5.1.1 What to do if PIN or password authentication fails?

      126
  • 5.2 AT+CPIN2 PIN2 Authentication

    128
  • 5.3 AT^SPIC Display PIN counter

    130
  • 5.4 AT+CLCK Facility lock

    134
  • 5.5 AT^SLCK Facility lock

    139
  • 5.6 AT+CPWD Change Password

    140
  • 5.7 AT^SPWD Change Password

    144
  • 5.8 AT^SCSL Customer SIM Lock

    146
• 6. Identification Commands

  150
  • 6.1 ATI Display product identification information

    150
  • 6.2 AT+CGMI Request manufacturer identification

    151
  • 6.3 AT+GMI Request manufacturer identification

    151
  • 6.4 AT+CGMM Request model identification

    152
  • 6.5 AT+GMM Request model identification

    152
  • 6.6 AT+CGMR Request revision identification of software status

    153
  • 6.7 AT+GMR Request revision identification of software status

    153
  • 6.8 AT+CGSN Request International Mobile Equipment Identity (IMEI)

    154
  • 6.9 AT+GSN Request International Mobile Equipment Identity (IMEI)

    154
  • 6.10 AT+CIMI Request International Mobile Subscriber Identity (IMSI)

    155
• 7. Call related Commands

  156
  • 7.1 Call Status Information

    156
  • 7.2 ATA Answer a call

    157
  • 7.3 ATD Mobile originated call to specified number

    158
  • 7.4 ATD><mem><n> Mobile originated call using specific memory and index number

    160
  • 7.5 ATD><n> Mobile originated call from active memory using index number

    162
  • 7.6 ATD><str> Mobile originated call from active memory using corresponding field

    163
  • 7.7 ATDI Mobile originated call to ISDN number

    164
  • 7.8 ATDL Redial last number used

    165
  • 7.9 ATH Disconnect existing connection

    166
  • 7.10 AT+CHUP Hang up call

    167
  • 7.11 AT^SHUP Hang up call(s) indicating a specific GSM04.08 release cause

    168
  • 7.12 ATS0 Set number of rings before automatically answering a call

    170
  • 7.13 ATS6 Set pause before blind dialing

    171
  • 7.14 ATS7 Set number of seconds to wait for connection completion

    172
  • 7.15 ATS8 Set number of seconds to wait for comma dialing modifier

    173
  • 7.16 ATS10 Set disconnect delay after indicating the absence of data carrier

    174
  • 7.17 ATO Switch from command mode to data mode / PPP online mode

    175
  • 7.18 +++ Switch from data mode to command mode

    176
  • 7.19 AT+CBST Select bearer service type

    177
  • 7.20 AT+CRLP Select radio link protocol parameters for originated non-transparent data calls

    179
  • 7.21 AT+CLCC List current calls of ME

    180
  • 7.22 AT^SLCC Siemens defined command to list current calls of ME

    182
  • 7.23 AT+CR Service reporting control

    187
  • 7.24 AT+CRC Set Cellular Result Codes for incoming call indication

    188
  • 7.25 AT+CSNS Single Numbering Scheme

    189
  • 7.26 AT^SCNI List Call Number Information

    190
  • 7.27 AT^SLCD Display Last Call Duration

    191
  • 7.28 AT^STCD Display Total Call Duration

    192
  • 7.29 ATP Select pulse dialing

    193
  • 7.30 ATT Select tone dialing

    193
• 8. Network Service Commands

  194
  • 8.1 AT+COPN Read operator names

    194
  • 8.2 AT+COPS Operator Selection

    195
  • 8.3 AT^SOPS Extended Operator Selection

    198
  • 8.4 AT+CREG Network registration

    200
  • 8.5 AT+CSQ Signal quality

    203
  • 8.6 AT^SMONC Cell Monitoring

    204
  • 8.7 AT^SMOND Cell Monitoring

    206
  • 8.8 AT^SFNUR Select the fixed network user rate

    209
  • 8.9 AT^MONI Monitor idle mode and dedicated mode

    210
    • 8.9.1 AT^MONI responses

      211
    • 8.9.2 Service states

      212
  • 8.10 AT^MONP Monitor neighbour cells

    213
    • 8.10.1 AT^MONP responses

      214
  • 8.11 AT^SMONG GPRS Monitor

    215
    • 8.11.1 AT^SMONG Cell Info Table

      216
  • 8.12 AT^SALS Alternate Line Service

    217
  • 8.13 AT^SHOM Display Homezone

    219
  • 8.14 AT^SPLM Read the PLMN list

    220
  • 8.15 AT+CPOL Preferred Operator List

    222
  • 8.16 AT^SPLR Read entry from the preferred operators list

    223
  • 8.17 AT^SPLW Write an entry to the preferred operators list

    224
• 9. Supplementary Service Commands

  225
  • 9.1 AT+CACM Accumulated call meter (ACM) reset or query

    225
  • 9.2 AT^SACM Advice of charge and query of ACM and ACMmax

    226
  • 9.3 AT+CAMM Accumulated call meter maximum (ACMmax) set or query

    228
  • 9.4 AT+CAOC Advice of Charge information

    229
  • 9.5 AT+CCUG Closed User Group

    230
  • 9.6 AT+CCFC Call forwarding number and conditions control

    232
  • 9.7 AT+CCWA Call Waiting

    236
  • 9.8 AT+CHLD Call Hold and Multiparty

    240
  • 9.9 AT+CLIP Calling Line Identification Presentation

    242
  • 9.10 AT+CLIR Calling Line Identification Restriction

    244
  • 9.11 AT+COLP Connected Line Identification Presentation

    245
  • 9.12 AT+CPUC Price per unit and currency table

    247
  • 9.13 AT+CSSN Supplementary service notifications

    249
  • 9.14 AT+CUSD Unstructured supplementary service data

    251
• 10. Internet Service Commands

  253
  • 10.1 AT^SICS Internet Connection Setup Profile

    256
    • 10.1.1 Example: Default values of a CSD connection profile

      259
    • 10.1.2 Example: GPRS connection profile

      260
  • 10.2 AT^SICI Internet Connection Information

    261
    • 10.2.1 Checking Connection Profile Status

      262
  • 10.3 AT^SISS Internet Service Setup Profile

    263
  • 10.4 AT^SISI Internet Service Information

    272
  • 10.5 AT^SISO Internet Service Open

    274
    • 10.5.1 Example: Accepting / Rejecting Socket Connection Request from Remote Client

      277
  • 10.6 AT^SISC Internet Service Close

    279
  • 10.7 AT^SISR Internet Service Read Data

    280
    • 10.7.1 Example: Socket Host Reads Small Amounts of UDP Data Packets (URC Mode)

      282
  • 10.8 AT^SISW Internet Service Write Data

    283
    • 10.8.1 Usage of parameter <eodFlag>

      285
  • 10.9 AT^SICO Internet Connection Open

    287
  • 10.10 AT^SICC Internet Connection Close

    289
  • 10.11 AT^SISX Internet Service Execution

    290
    • 10.11.1 Example: Ping

      292
  • 10.12 AT^SISE Internet Service Error Report

    293
  • 10.13 Internet Service URC "^SIS"

    294
    • 10.13.1 Information Elements Related to the Service Application

      295
    • 10.13.2 Information Elements Related to FTP Service

      296
    • 10.13.3 Information Elements Related to HTTP Service

      297
    • 10.13.4 Information Elements Related to POP3 Service

      297
    • 10.13.5 Information Elements Related to SMTP Service

      297
  • 10.14 Examples of how to Configure and Use Internet Service Profiles

    298
    • 10.14.1 Selecting URC Mode or Polling Mode

      298
    • 10.14.2 Configuring Socket Listener

      298
    • 10.14.3 Configuring Socket Client for Calling a Socket Listener on Another Host

      299
    • 10.14.4 Socket Client Sends Data via TCP Connection (Polling Mode)

      299
    • 10.14.5 Socket client sends data via TCP connection with URCs

      300
    • 10.14.6 Configuring and Using FTP Download (URC Mode)

      300
    • 10.14.7 Configuring and Using FTP Upload (URC Mode)

      301
    • 10.14.8 Configuring SMPT Service Profile

      301
    • 10.14.9 Sending Email (URC Mode)

      302
    • 10.14.10 Sending Email (Polling Mode)

      303
    • 10.14.11 Configuring POP3 Service Profile

      304
    • 10.14.12 Retrieving Email (URC Mode)

      305
    • 10.14.13 Retrieving Email (Polling Mode)

      305
    • 10.14.14 HTTP POST (Polling Mode)

      306
    • 10.14.15 HTTP GET (Polling Mode)

      307
• 11. GPRS Commands

  308
  • 11.1 AT+CGACT PDP context activate or deactivate

    308
  • 11.2 AT+CGANS Manual response to a network request for PDP context activation

    310
  • 11.3 AT+CGATT GPRS attach or detach

    312
  • 11.4 AT+CGAUTO Automatic response to a network request for PDP context activation

    313
  • 11.5 AT+CGDATA Enter data state

    315
    • 11.5.1 Automatic deactivation of PDP context during dial-up PPP

      316
  • 11.6 AT+CGDCONT Define PDP Context

    317
  • 11.7 AT+CGEQMIN 3G Quality of Service Profile (Minimum acceptable)

    319
  • 11.8 AT+CGEQREQ 3G Quality of Service Profile (Requested)

    323
  • 11.9 AT+CGPADDR Show PDP address

    327
  • 11.10 AT+CGQMIN Quality of Service Profile (Minimum acceptable)

    328
  • 11.11 AT+CGQREQ Quality of Service Profile (Requested)

    332
  • 11.12 AT+CGREG GPRS Network Registration Status

    336
  • 11.13 AT+CGSMS Select service for MO SMS messages

    338
  • 11.14 AT^SGACT Query all PDP context activations

    339
  • 11.15 AT^SGAUTH Set type of authentication for PPP connection

    341
  • 11.16 AT^SGCONF Configuration of GPRS related Parameters

    342
  • 11.17 ATA Manual response to a network request for PDP context activation

    344
  • 11.18 ATD*99# Request GPRS service

    345
  • 11.19 ATD*98# Request GPRS IP service

    346
  • 11.20 ATH Manual rejection of a network request for PDP context activation

    347
  • 11.21 ATS0 Automatic response to a network request for PDP context activation

    348
  • 11.22 Using GPRS AT commands (Examples)

    349
  • 11.23 Using the GPRS dial command ATD

    351
• 12. FAX Commands

  352
  • 12.1 FAX parameters

    352
    • 12.1.1 Fax Result Codes

      352
  • 12.2 AT+FCLASS Fax: Select, read or test service class

    353
  • 12.3 AT+FRH Receive Data Using HDLC Framing

    354
  • 12.4 AT+FRM Receive Data

    355
  • 12.5 AT+FRS Receive Silence

    356
  • 12.6 AT+FTH Transmit Data Using HDLC Framing

    357
  • 12.7 AT+FTM Transmit Data

    358
  • 12.8 AT+FTS Stop Transmission and Wait

    359
• 13. Short Message Service (SMS) Commands

  360
  • 13.1 SMS parameters

    360
  • 13.2 AT+CMGC Send an SMS command

    365
  • 13.3 AT+CMGD Delete short message

    366
  • 13.4 AT+CMGF Select SMS message format

    367
  • 13.5 AT+CMGL List SMS messages from preferred store

    368
  • 13.6 AT+CMGR Read SMS messages

    370
  • 13.7 AT+CMGS Send Short Message

    372
  • 13.8 AT+CMGW Write Short Messages to Memory

    374
  • 13.9 AT+CMSS Send short messages from storage

    376
  • 13.10 AT+CNMA New Message Acknowledgement to ME/TE, only phase 2+

    377
  • 13.11 AT+CNMI New short Message Indication

    378
  • 13.12 AT+CPMS Preferred SMS message storage

    381
  • 13.13 AT+CSCA SMS Service Center Address

    383
  • 13.14 AT+CSCB Select Cell Broadcast Message Indication

    384
  • 13.15 AT+CSDH Show SMS text mode parameters

    385
  • 13.16 AT+CSMP Set SMS text Mode Parameters

    386
  • 13.17 AT+CSMS Select Message Service

    388
  • 13.18 AT^SCML List Concatenated Short Messages from preferred store

    390
  • 13.19 AT^SCMR Read Concatenated Short Messages

    391
  • 13.20 AT^SCMS Send Concatenated Short Messages

    392
  • 13.21 AT^SCMW Write Concatenated Short Messages to Memory

    393
  • 13.22 AT^SLMS List SMS Memory Storage

    394
  • 13.23 AT^SMGL List Short Messages from preferred store without setting status to REC READ

    395
  • 13.24 AT^SMGO Set or query SMS overflow presentation mode or query SMS overflow

    396
  • 13.25 AT^SMGR Read short message without setting status to REC READ

    398
  • 13.26 AT^SSCONF SMS Command Configuration

    399
  • 13.27 AT^SSDA Set SMS Display Availability

    400
  • 13.28 AT^SSMSS Set Short Message Storage Sequence

    401
• 14. SIM related Commands

  402
  • 14.1 AT+CRSM Restricted SIM Access

    402
  • 14.2 AT+CSIM Generic SIM Access

    405
  • 14.3 AT^SATR Query SIM's Answer to Reset Data

    407
  • 14.4 AT^SXSM Extended SIM Access

    408
  • 14.5 AT^SCKS Query SIM and Chip Card Holder Status

    410
  • 14.6 AT^SSET Indicate SIM data ready

    412
  • 14.7 AT^SCID Display SIM card identification number

    413
  • 14.8 AT+CXXCID Display card ID

    414
• 15. Remote SIM Access (RSA) Commands

  415
  • 15.1 AT^SRSA Remote SIM Access Activation

    418
  • 15.2 AT^SRSM Remote SIM Access Message

    422
    • 15.2.1 SAP Request Message Parameters

      425
    • 15.2.2 SAP Response Message Parameters

      425
  • 15.3 Related AT Commands

    426
    • 15.3.1 Establishing an RSA Connection in a PC Environment

      426
    • 15.3.2 Bluetooth scenario (SAP)

      426
    • 15.3.3 Serial Interface Scenario (XSAP)

      427
• 16. SIM Application Toolkit (SAT) Commands

  428
  • 16.1 AT^SSTA SAT Interface Activation

    428
  • 16.2 ^SSTN SAT Notification

    430
  • 16.3 AT^SSTGI SAT Get Information

    431
  • 16.4 AT^SSTR SAT Response

    432
• 17. Phonebook Commands

  433
  • 17.1 Sort Order for Phonebooks

    433
  • 17.2 AT+CNUM Read own numbers

    434
  • 17.3 AT+CPBR Read from Phonebook

    435
  • 17.4 AT+CPBS Select phonebook memory storage

    438
  • 17.5 AT+CPBW Write into Phonebook

    440
  • 17.6 AT^SPBW Write into Phonebook with location report

    443
  • 17.7 AT^SDLD Delete the 'last number redial' memory

    446
  • 17.8 AT^SPBC Find first matching entry in sorted phonebook

    447
  • 17.9 AT^SPBD Purge phonebook memory storage

    448
  • 17.10 AT^SPBG Display phonebook entries in alphabetical order

    449
  • 17.11 AT^SPBS Step through the selected phonebook alphabetically

    452
• 18. Audio Commands

  456
  • 18.1 Audio programming model

    456
  • 18.2 ATL Set monitor speaker loudness

    457
  • 18.3 ATM Set monitor speaker mode

    457
  • 18.4 AT+CLVL Loudspeaker volume level

    458
  • 18.5 AT+CMUT Mute control

    459
  • 18.6 AT+VTD Tone duration

    460
  • 18.7 AT+VTS DTMF and tone generation

    461
  • 18.8 AT^SAIC Audio Interface Configuration

    462
  • 18.9 AT^SNFA Set or query of microphone attenuation

    464
  • 18.10 AT^SNFD Set audio parameters to manufacturer default values

    466
  • 18.11 AT^SNFI Set microphone path parameters

    467
  • 18.12 AT^SNFM Set microphone audio path and power supply

    468
  • 18.13 AT^SNFO Set audio output (= loudspeaker path) parameter

    470
  • 18.14 AT^SNFPT Set progress tones

    472
  • 18.15 AT^SNFS Select audio hardware set

    473
  • 18.16 AT^SNFTTY Signal TTY/CTM audio mode capability

    476
  • 18.17 AT^SNFV Set loudspeaker volume

    477
  • 18.18 AT^SNFW Write audio setting in non-volatile store

    478
  • 18.19 AT^SRTC Ring tone configuration

    479
• 19. Hardware Related Commands

  481
  • 19.1 AT+CCLK Real Time Clock

    481
  • 19.2 AT+CALA Set alarm time

    482
  • 19.3 AT^SAD Antenna Diagnosis

    485
  • 19.4 AT^SBC Battery Charge Control

    486
    • 19.4.1 Responses returned by read command

      488
  • 19.5 AT^SBV Battery/Supply Voltage

    489
  • 19.6 AT^SCTM Set critical operating temperature presentation mode or query temperature

    490
    • 19.6.1 Deferred shutdown

      492
  • 19.7 AT^SSYNC Configure SYNC Pin

    493
    • 19.7.1 ME status indicated by status LED patterns

      494
  • 19.8 AT^SSPI Serial Protocol Interface

    496
    • 19.8.1 Specifying Delay Time for I·C

      498
    • 19.8.2 Selecting SPI Mode

      499
    • 19.8.3 Transmitting Data over AT Interface

      500
      • 19.8.3.1 Structure of Messages on the I·C Bus

        501
      • 19.8.3.2 Structure of Messages on the SPI

        502
    • 19.8.4 Error Handling on the I·C Bus

      502
    • 19.8.5 Example: Using I·C Bus

      504
    • 19.8.6 Example: Transfer and Response Messages on SPI

      505
  • 19.9 AT^SWDAC Configure and Read PWM Signal for DAC

    506
• 20. GPIO Commands

  508
  • 20.1 AT^SPIO General Purpose IO Driver Open/Close

    508
  • 20.2 AT^SCPIN Pin Configuration

    509
  • 20.3 AT^SCPOL Polling Configuration

    511
  • 20.4 AT^SCPORT Port Configuration

    513
  • 20.5 AT^SDPORT Delete a Port Configuration

    514
  • 20.6 AT^SGIO Get IO state of a specified pin or port

    515
  • 20.7 AT^SSIO Set IO state of a specified pin or port

    516
  • 20.8 AT^SCCNT Configure Pulse Counter

    517
    • 20.8.1 Using the Pulse Counter in Limit Counter Mode

      518
  • 20.9 AT^SSCNT Start and Stop Pulse Counter

    519
    • 20.9.1 Using the Pulse Counter in Start-Stop Counter Mode

      520
• 21. Java related Commands

  521
  • 21.1 AT^SJRA Run Java Application

    521
  • 21.2 AT^SJNET Set Dialup Network Access Parameters

    522
  • 21.3 AT^SJOTAP Over The Air Application Provisioning

    525
  • 21.4 AT^SJSEC Write Binary Java Security Data

    527
• 22. Miscellaneous Commands

  529
  • 22.1 A/ Repeat previous command line

    529
  • 22.2 ATS3 Set command line termination character

    530
  • 22.3 ATS4 Set response formatting character

    531
  • 22.4 ATS5 Write command line editing character

    532
  • 22.5 AT^SFDL Enter Firmware Download Mode

    533
• 23. Appendix

  535
  • 23.1 Restricted access to SIM data after SIM PIN authentication

    535
  • 23.2 Star-Hash (*#) Network Commands

    536
  • 23.3 Available AT Commands and Dependency on SIM PIN

    539
  • 23.4 Availability of AT Commands Depending on Operating Mode of ME

    546
  • 23.5 AT Command Settings storable with AT&W

    554
  • 23.6 Factory Default Settings Restorable with AT&F

    557
  • 23.7 Summary of Unsolicited Result Codes (URC)

    560
  • 23.8 Alphabetical List of AT Commands

    563