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AG35 AT指令.pdf
About the Document
Contents
Table Index
1 Introduction
1.1. Scope of the Document
1.2. AT Command Syntax
1.3. Supported Character Sets
1.4. AT Command Interface
1.5. Unsolicited Result Code
1.6. Turn off Procedure
2 General Commands
2.1. ATI Display Product Identification Information
2.2. AT+GMI Request Manufacturer Identification
2.3. AT+GMM Request TA Model Identification
2.4. AT+GMR Request TA Revision Identification of Software Release
2.5. AT+CGMI Request Manufacturer Identification
2.6. AT+CGMM Request Model Identification
2.7. AT+CGMR Request TA Revision Identification of Software Release
2.8. AT+GSN Request International Mobile Equipment Identity (IMEI)
2.9. AT+CGSN Request Product Serial Number Identification
2.10. AT&F Set All Current Parameters to Manufacturer Defaults
2.11. AT&V Display Current Configuration
2.12. AT&W Store Current Parameters to User Defined Profile
2.13. ATZ Set all Current Parameters to User Defined Profile
2.14. ATQ Set Result Code Presentation Mode
2.15. ATV TA Response Format
2.16. ATE Set Command Echo Mode
2.17. A/ Repeat Previous Command Line
2.18. ATS3 Set Command Line Termination Character
2.19. ATS4 Set Response Formatting Character
2.20. ATS5 Set Command Line Editing Character
2.21. ATX Set CONNECT Result Code Format and Monitor Call Progress
2.22. AT+CFUN Set Phone Functionality
2.23. AT+CMEE Error Message Format
2.24. AT+CSCS Select TE Character Set
2.25. AT+QURCCFG Configure URC Indication Option
3 Serial Interface Control Commands
3.1. AT&C Set DCD Function Mode
3.2. AT&D Set DTR Function Mode
3.3. AT+IFC Set TE-TA Local Data Flow Control
3.4. AT+ICF Set TE-TA Control Character Framing
3.5. AT+IPR Set TE-TA Fixed Local Rate
3.6. AT+QRIR Restore RI Behavior to Inactive
4 Status Control Commands
4.1. AT+CPAS Mobile Equipment Activity Status
4.2. AT+CEER Extended Error Report
4.3. AT+QCFG Extended Configuration Settings
4.3.1. AT+QCFG="gprsattach" GPRS Attach Mode Configuration
4.3.2. AT+QCFG="nwscanmode" Network Search Mode Configuration
4.3.3. AT+QCFG="roamservice" Roam Service Configuration
4.3.4. AT+QCFG="servicedomain" Service Domain Configuration
4.3.5. AT+QCFG="band" Band Configuration
4.3.6. AT+QCFG="hsdpacat" HSDPA Category Configuration
4.3.7. AT+QCFG="hsupacat" HSUPA Category Configuration
4.3.8. AT+QCFG="rrc" RRC Release Version Configuration
4.3.9. AT+QCFG="sgsn" UE SGSN Release Version Configuration
4.3.10. AT+QCFG="msc" UE MSC Release Version Configuration
4.3.11. AT+QCFG="pdp/duplicatechk" Establish Multi PDNs with the Same APN
4.3.12. AT+QCFG="tdscsq" Set TD-SCDMA RSSI Range
4.3.13. AT+QCFG="airplanecontrol" Enable/Disable Airplane Mode
4.3.14. AT+QCFG="usbnet" Networking over USB Protocol Configuration
4.3.15. AT+QCFG="urc/ri/ring" RI Behavior When RING URC is Presented
4.3.16. AT+QCFG="urc/ri/smsincoming" RI Behavior When Incoming SMS URCs are Presented
4.3.17. AT+QCFG="urc/ri/other" RI Behavior When Other URCs are Presented
4.3.18. AT+QCFG="risignaltype" RI Signal Output Carrier
4.3.19. AT+QCFG="urc/delay" Delay URC Indication
4.3.20. AT+QCFG="urc/cache" URC Cache Function
4.4. AT+QINDCFG URC Indication Configuration
5 (U)SIM Related Commands
5.1. AT+CIMI Request International Mobile Subscriber Identity (IMSI)
5.2. AT+CLCK Facility Lock
5.3. AT+CPIN Enter PIN
5.4. AT+CPWD Change Password
5.5. AT+CSIM Generic (U)SIM Access
5.6. AT+CRSM Restricted (U)SIM Access
5.7. AT+QCCID Show ICCID
5.8. AT+QPINC Display PIN Remainder Counter
5.9. AT+QINISTAT Query Initialization Status of (U)SIM Card
5.10. AT+QSIMDET (U)SIM Card Detection
5.11. AT+QSIMSTAT (U)SIM Card Insertion Status Report
6 Network Service Commands
6.1. AT+COPS Operator Selection
6.2. AT+CREG Network Registration Status
6.3. AT+CSQ Signal Quality Report
6.4. AT+CPOL Preferred Operator List
6.5. AT+COPN Read Operator Names
6.6. AT+CTZU Automatic Time Zone Update
6.7. AT+CTZR Time Zone Reporting
6.8. AT+QLTS Obtain the Latest Time Synchronized Through Network
6.9. AT+QNWINFO Query Network Information
6.10. AT+QSPN Display the Name of Registered Network
7 Call Related Commands
7.1. ATA Answer an Incoming Call
7.2. ATD Mobile Originated Call to Dial a Number
7.3. ATH Disconnect Existing Connection
7.4. AT+CVHU Voice Hang up Control
7.5. AT+CHUP Hang up a Call
7.6. +++ Switch from Data Mode to Command Mode
7.7. ATO Switch from Command Mode to Data Mode
7.8. ATS0 Set Number of Rings before Automatically Answering Call
7.9. ATS6 Set Pause before Blind Dialing
7.10. ATS7 Set the Time to Wait for Connection Completion
7.11. ATS8 Set the Time to Wait for Comma Dial Modifier
7.12. ATS10 Set Disconnect Delay after Indicating the Absence of Data Carrier
7.13. AT+CBST Select Bearer Service Type
7.14. AT+CSTA Select Type of Address
7.15. AT+CLCC List Current Calls of ME
7.16. AT+CR Service Reporting Control
7.17. AT+CRC Set Cellular Result Codes for Incoming Call Indication
7.18. AT+CRLP Select Radio Link Protocol Parameter
7.19. AT+QECCNUM Configure Emergency Call Numbers
7.20. AT+QHUP Hang up a Call with a Specific Release Cause
8 Phonebook Commands
8.1. AT+CNUM Subscriber Number
8.2. AT+CPBF Find Phonebook Entries
8.3. AT+CPBR Read Phonebook Entries
8.4. AT+CPBS Select Phonebook Memory Storage
8.5. AT+CPBW Write Phonebook Entry
9 Short Message Service Commands
9.1. AT+CSMS Select Message Service (Not Effective in CDMA Network)
9.2. AT+CMGF Message Format
9.3. AT+CSCA Service Center Address (Not Effective in CDMA Network)
9.4. AT+CPMS Preferred Message Storage
9.5. AT+CMGD Delete Messages
9.6. AT+CMGL List Messages
9.7. AT+CMGR Read Messages
9.8. AT+CMGS Send Messages
9.9. AT+CMMS Send More Messages (Not Effective in CDMA Network)
9.10. AT+CMGW Write Messages to Memory
9.11. AT+CMSS Send Messages from Storage
9.12. AT+CNMA New Message Acknowledgement to UE/TE (Not Effective in CDMA Network)
9.13. AT+CNMI SMS Event Reporting Configuration
9.14. AT+CSCB Select Cell Broadcast Message Types (Not Effective in CDMA Network)
9.15. AT+CSDH Show SMS Text Mode Parameters (Not Effective in CDMA Network)
9.16. AT+CSMP Set SMS Text Mode Parameters (Not Effective in CDMA Network)
9.17. AT+QCMGS Send Concatenated Messages
9.18. AT+QCMGR Read Concatenated Messages
9.19. AT+QCSMP Set CDMA SMS Text Mode Parameters
9.20. AT+QSMSR Read Messages
9.21. AT+QSMSL List Messages
10 Packet Domain Commands
10.1. AT+CGATT Attachment or Detachment of PS
10.2. AT+CGDCONT Define PDP Context
10.3. AT+CGQREQ Quality of Service Profile (Requested)
10.4. AT+CGQMIN Quality of Service Profile (Minimum Acceptable)
10.5. AT+CGEQREQ 3G Quality of Service Profile (Requested)
10.6. AT+CGEQMIN 3G Quality of Service Profile (Minimum Acceptable)
10.7. AT+CGACT Activate or Deactivate PDP Context
10.8. AT+CGDATA Enter Data State
10.9. AT+CGPADDR Show PDP Address
10.10. AT+CGCLASS GPRS Mobile Station Class
10.11. AT+CGREG Network Registration Status
10.12. AT+CGEREP Packet Domain Event Reporting
10.13. AT+CGSMS Select Service for MO SMS Messages
10.14. AT+CEREG EPS Network Registration Status
10.15. AT+QGDCNT Packet Data Counter
10.16. AT+QAUGDCNT Auto Save Packet Data Counter
11 Supplementary Service Commands
11.1. AT+CCFC Call Forwarding Number and Conditions Control
11.2. AT+CCWA Call Waiting Control
11.3. AT+CHLD Call Related Supplementary Services
11.4. AT+CLIP Calling Line Identification Presentation
11.5. AT+CLIR Calling Line Identification Restriction
11.6. AT+COLP Connected Line Identification Presentation
11.7. AT+CSSN Supplementary Service Notifications
11.8. AT+CUSD Unstructured Supplementary Service Data
12 Audio Commands
12.1. AT+CLVL Loudspeaker Volume Level Selection
12.2. AT+CMUT Mute Control
12.3. AT+QAUDLOOP Enable/Disable Audio Loop Test
12.4. AT+VTS DTMF and Tone Generation
12.5. AT+VTD Set Tone Duration
12.6. AT+QAUDMOD Set Audio Mode
12.7. AT+QDAI* Digital Audio Interface Configuration
12.8. AT+QEEC Set Echo Cancellation Parameters
12.9. AT+QSIDET Set the Side Tone Gain in Current Mode
12.10. AT+QMIC Set Uplink Gains of MIC
12.11. AT+QRXGAIN Set Downlink Gains of RX
12.12. AT+QIIC IIC Read and Write
13 Hardware Related Commands
13.1. AT+QPOWD Power down
13.2. AT+CCLK Clock
13.3. AT+CBC Battery Charge
13.4. AT+QADC Read ADC Value
13.5. AT+QSCLK Enable/Disable Entering into Sleep Mode
14 Appendix
14.1. References
14.2. Factory Default Settings Restorable with AT&F
14.3. AT Command Settings Storable with AT&W
14.4. AT Command Settings Storable with ATZ
14.5. Summary of CME ERROR Codes
14.6. Summary of CMS ERROR Codes
14.7. Summary of URC
14.8. SMS Character Sets Conversions
14.9. Release Cause Text List of AT+CEER
AG35
AT Commands Manual
LTE Module Series
Rev. AG35_AT_Commands_Manual_V1.0
Date: 2017-10-13
www.quectel.com
LTE Module Series
AG35 AT Commands Manual
Our aim is to provide customers with timely and comprehensive service. For any
assistance, please contact our company headquarters:
Quectel Wireless Solutions Co., Ltd.
7th Floor, Hongye Building, No.1801 Hongmei Road, Xuhui District, Shanghai 200233, China
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Copyright © Quectel Wireless Solutions Co., Ltd. 2017. All rights reserved.
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About the Document
History
Revision Date
Author
Description
Jun WU/
1.0
2017-10-13
Ford ZHANG/
Initial
Mandy WANG/
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Contents
About the Document ................................................................................................................................... 2
Contents ....................................................................................................................................................... 3
Table Index ................................................................................................................................................... 8
1
Introduction .......................................................................................................................................... 9
1.1.
1.2.
1.3.
1.4.
Scope of the Document ............................................................................................................. 9
AT Command Syntax ................................................................................................................. 9
Supported Character Sets ....................................................................................................... 10
AT Command Interface ............................................................................................................ 10
1.5. Unsolicited Result Code .......................................................................................................... 10
1.6.
Turn off Procedure ................................................................................................................... 11
2 General Commands ........................................................................................................................... 12
2.1.
2.2.
2.3.
2.4.
2.5.
2.6.
2.7.
2.8.
2.9.
ATI Display Product Identification Information ...................................................................... 12
AT+GMI Request Manufacturer Identification ...................................................................... 13
AT+GMM Request TA Model Identification ........................................................................... 13
AT+GMR Request TA Revision Identification of Software Release ..................................... 14
AT+CGMI Request Manufacturer Identification .................................................................... 14
AT+CGMM Request Model Identification ............................................................................. 15
AT+CGMR Request TA Revision Identification of Software Release ................................... 15
AT+GSN Request International Mobile Equipment Identity (IMEI) ...................................... 16
AT+CGSN Request Product Serial Number Identification ................................................... 17
2.10. AT&F Set All Current Parameters to Manufacturer Defaults ................................................ 17
2.11. AT&V Display Current Configuration .................................................................................... 18
2.12. AT&W Store Current Parameters to User Defined Profile .................................................... 19
2.13. ATZ Set all Current Parameters to User Defined Profile ...................................................... 19
2.14. ATQ Set Result Code Presentation Mode ............................................................................ 20
2.15. ATV TA Response Format .................................................................................................... 20
2.16. ATE Set Command Echo Mode ............................................................................................ 22
2.17. A/ Repeat Previous Command Line ..................................................................................... 22
2.18. ATS3 Set Command Line Termination Character ................................................................. 23
2.19. ATS4 Set Response Formatting Character .......................................................................... 24
2.20. ATS5 Set Command Line Editing Character ........................................................................ 24
2.21. ATX Set CONNECT Result Code Format and Monitor Call Progress ................................. 25
2.22. AT+CFUN Set Phone Functionality ...................................................................................... 26
2.23. AT+CMEE Error Message Format ........................................................................................ 27
2.24. AT+CSCS Select TE Character Set ...................................................................................... 28
2.25. AT+QURCCFG Configure URC Indication Option ............................................................... 29
3 Serial Interface Control Commands ................................................................................................ 31
3.1.
3.2.
3.3.
AT&C Set DCD Function Mode ............................................................................................ 31
AT&D Set DTR Function Mode ............................................................................................. 31
AT+IFC Set TE-TA Local Data Flow Control ......................................................................... 32
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3.4.
3.5.
3.6.
AT+ICF Set TE-TA Control Character Framing .................................................................... 33
AT+IPR Set TE-TA Fixed Local Rate .................................................................................... 34
AT+QRIR Restore RI Behavior to Inactive ........................................................................... 35
4 Status Control Commands ............................................................................................................... 36
4.1.
4.2.
4.3.
AT+CPAS Mobile Equipment Activity Status ......................................................................... 36
AT+CEER Extended Error Report ........................................................................................ 37
AT+QCFG Extended Configuration Settings ........................................................................ 38
4.3.1. AT+QCFG="gprsattach" GPRS Attach Mode Configuration ....................................... 39
4.3.2. AT+QCFG="nwscanmode" Network Search Mode Configuration.............................. 40
4.3.3. AT+QCFG="roamservice" Roam Service Configuration ............................................ 41
4.3.4. AT+QCFG="servicedomain" Service Domain Configuration ...................................... 42
4.3.5. AT+QCFG="band" Band Configuration ...................................................................... 42
4.3.6. AT+QCFG="hsdpacat" HSDPA Category Configuration............................................. 44
4.3.7. AT+QCFG="hsupacat" HSUPA Category Configuration ............................................ 45
4.3.8. AT+QCFG="rrc" RRC Release Version Configuration ............................................... 45
4.3.9. AT+QCFG="sgsn" UE SGSN Release Version Configuration ................................... 46
4.3.10. AT+QCFG="msc" UE MSC Release Version Configuration ....................................... 47
4.3.11. AT+QCFG="pdp/duplicatechk" Establish Multi PDNs with the Same APN ................ 47
4.3.12. AT+QCFG="tdscsq" Set TD-SCDMA RSSI Range ..................................................... 48
4.3.13. AT+QCFG="airplanecontrol" Enable/Disable Airplane Mode ..................................... 49
4.3.14. AT+QCFG="usbnet" Networking over USB Protocol Configuration ........................... 50
4.3.15. AT+QCFG="urc/ri/ring" RI Behavior When RING URC is Presented ......................... 51
4.3.16. AT+QCFG="urc/ri/smsincoming" RI Behavior When Incoming SMS URCs are
Presented ...................................................................................................................................... 53
4.3.17. AT+QCFG="urc/ri/other" RI Behavior When Other URCs are Presented .................. 54
4.3.18. AT+QCFG="risignaltype" RI Signal Output Carrier .................................................... 54
4.3.19. AT+QCFG="urc/delay" Delay URC Indication ............................................................ 55
4.3.20. AT+QCFG="urc/cache" URC Cache Function ............................................................ 56
4.4.
AT+QINDCFG URC Indication Configuration ....................................................................... 57
5
(U)SIM Related Commands ............................................................................................................... 59
5.1.
5.2.
5.3.
5.4.
5.5.
5.6.
5.7.
5.8.
5.9.
AT+CIMI Request International Mobile Subscriber Identity (IMSI) ....................................... 59
AT+CLCK Facility Lock ......................................................................................................... 60
AT+CPIN Enter PIN .............................................................................................................. 62
AT+CPWD Change Password .............................................................................................. 64
AT+CSIM Generic (U)SIM Access ........................................................................................ 65
AT+CRSM Restricted (U)SIM Access ................................................................................... 66
AT+QCCID Show ICCID ....................................................................................................... 67
AT+QPINC Display PIN Remainder Counter........................................................................ 68
AT+QINISTAT Query Initialization Status of (U)SIM Card .................................................... 69
5.10. AT+QSIMDET (U)SIM Card Detection.................................................................................. 69
5.11. AT+QSIMSTAT (U)SIM Card Insertion Status Report .......................................................... 70
6 Network Service Commands ............................................................................................................ 73
6.1.
AT+COPS Operator Selection .............................................................................................. 73
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6.2.
6.3.
6.4.
6.5.
6.6.
6.7.
6.8.
6.9.
AT+CREG Network Registration Status ............................................................................... 75
AT+CSQ Signal Quality Report ............................................................................................. 77
AT+CPOL Preferred Operator List ........................................................................................ 79
AT+COPN Read Operator Names ........................................................................................ 80
AT+CTZU Automatic Time Zone Update .............................................................................. 81
AT+CTZR Time Zone Reporting ........................................................................................... 82
AT+QLTS Obtain the Latest Time Synchronized Through Network ..................................... 83
AT+QNWINFO Query Network Information .......................................................................... 85
6.10. AT+QSPN Display the Name of Registered Network ........................................................... 87
7 Call Related Commands .................................................................................................................... 88
7.1.
7.2.
7.3.
7.4.
7.5.
7.6.
7.7.
7.8.
7.9.
ATA Answer an Incoming Call ............................................................................................... 88
ATD Mobile Originated Call to Dial a Number ...................................................................... 89
ATH Disconnect Existing Connection ................................................................................... 90
AT+CVHU Voice Hang up Control ........................................................................................ 91
AT+CHUP Hang up a Call..................................................................................................... 92
+++ Switch from Data Mode to Command Mode ................................................................. 92
ATO Switch from Command Mode to Data Mode ................................................................ 93
ATS0 Set Number of Rings before Automatically Answering Call ........................................ 94
ATS6 Set Pause before Blind Dialing ................................................................................... 95
7.10. ATS7 Set the Time to Wait for Connection Completion ........................................................ 95
7.11. ATS8 Set the Time to Wait for Comma Dial Modifier ............................................................ 96
7.12. ATS10 Set Disconnect Delay after Indicating the Absence of Data Carrier ......................... 96
7.13. AT+CBST Select Bearer Service Type ................................................................................. 97
7.14. AT+CSTA Select Type of Address ........................................................................................ 99
7.15. AT+CLCC List Current Calls of ME..................................................................................... 100
7.16. AT+CR Service Reporting Control ...................................................................................... 102
7.17. AT+CRC Set Cellular Result Codes for Incoming Call Indication ...................................... 102
7.18. AT+CRLP Select Radio Link Protocol Parameter .............................................................. 104
7.19. AT+QECCNUM Configure Emergency Call Numbers ........................................................ 105
7.20. AT+QHUP Hang up a Call with a Specific Release Cause ................................................ 107
8 Phonebook Commands ................................................................................................................... 109
8.1.
8.2.
8.3.
8.4.
8.5.
AT+CNUM Subscriber Number ........................................................................................... 109
AT+CPBF Find Phonebook Entries .................................................................................... 110
AT+CPBR Read Phonebook Entries ...................................................................................111
AT+CPBS Select Phonebook Memory Storage .................................................................. 112
AT+CPBW Write Phonebook Entry ..................................................................................... 113
9 Short Message Service Commands ............................................................................................... 115
9.1.
9.2.
9.3.
9.4.
9.5.
9.6.
AT+CSMS Select Message Service (Not Effective in CDMA Network) ............................. 115
AT+CMGF Message Format ............................................................................................... 116
AT+CSCA Service Center Address (Not Effective in CDMA Network) ............................... 117
AT+CPMS Preferred Message Storage .............................................................................. 118
AT+CMGD Delete Messages .............................................................................................. 120
AT+CMGL List Messages ................................................................................................... 121
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9.7.
9.8.
9.9.
AT+CMGR Read Messages ............................................................................................... 125
AT+CMGS Send Messages ................................................................................................ 129
AT+CMMS Send More Messages (Not Effective in CDMA Network) ................................ 131
9.10. AT+CMGW Write Messages to Memory ............................................................................. 132
9.11. AT+CMSS Send Messages from Storage .......................................................................... 134
9.12. AT+CNMA New Message Acknowledgement to UE/TE (Not Effective in CDMA Network)135
9.13. AT+CNMI SMS Event Reporting Configuration .................................................................. 136
9.14. AT+CSCB Select Cell Broadcast Message Types (Not Effective in CDMA Network) ........ 139
9.15. AT+CSDH Show SMS Text Mode Parameters (Not Effective in CDMA Network) ............. 140
9.16. AT+CSMP Set SMS Text Mode Parameters (Not Effective in CDMA Network) ................. 141
9.17. AT+QCMGS Send Concatenated Messages ..................................................................... 142
9.18. AT+QCMGR Read Concatenated Messages ..................................................................... 144
9.19. AT+QCSMP Set CDMA SMS Text Mode Parameters ........................................................ 145
9.20. AT+QSMSR Read Messages ............................................................................................. 147
9.21. AT+QSMSL List Messages ................................................................................................. 151
10 Packet Domain Commands ............................................................................................................ 155
10.1. AT+CGATT Attachment or Detachment of PS .................................................................... 155
10.2. AT+CGDCONT Define PDP Context .................................................................................. 156
10.3. AT+CGQREQ Quality of Service Profile (Requested) ........................................................ 157
10.4. AT+CGQMIN Quality of Service Profile (Minimum Acceptable) ......................................... 160
10.5. AT+CGEQREQ 3G Quality of Service Profile (Requested) ............................................... 163
10.6. AT+CGEQMIN 3G Quality of Service Profile (Minimum Acceptable) ................................. 167
10.7. AT+CGACT Activate or Deactivate PDP Context ............................................................... 171
10.8. AT+CGDATA Enter Data State ............................................................................................ 172
10.9. AT+CGPADDR Show PDP Address ................................................................................... 173
10.10. AT+CGCLASS GPRS Mobile Station Class ....................................................................... 174
10.11. AT+CGREG Network Registration Status ........................................................................... 175
10.12. AT+CGEREP Packet Domain Event Reporting .................................................................. 177
10.13. AT+CGSMS Select Service for MO SMS Messages .......................................................... 179
10.14. AT+CEREG EPS Network Registration Status ................................................................... 180
10.15. AT+QGDCNT Packet Data Counter ................................................................................... 181
10.16. AT+QAUGDCNT Auto Save Packet Data Counter............................................................. 182
11 Supplementary Service Commands .............................................................................................. 184
11.1. AT+CCFC Call Forwarding Number and Conditions Control ............................................. 184
11.2. AT+CCWA Call Waiting Control .......................................................................................... 186
11.3. AT+CHLD Call Related Supplementary Services ............................................................... 188
11.4. AT+CLIP Calling Line Identification Presentation ............................................................... 190
11.5. AT+CLIR Calling Line Identification Restriction .................................................................. 191
11.6. AT+COLP Connected Line Identification Presentation ....................................................... 192
11.7. AT+CSSN Supplementary Service Notifications ................................................................ 194
11.8. AT+CUSD Unstructured Supplementary Service Data ...................................................... 195
12 Audio Commands ............................................................................................................................ 197
12.1. AT+CLVL Loudspeaker Volume Level Selection ................................................................ 197
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12.2. AT+CMUT Mute Control ...................................................................................................... 198
12.3. AT+QAUDLOOP Enable/Disable Audio Loop Test ............................................................. 198
12.4. AT+VTS DTMF and Tone Generation ................................................................................. 199
12.5. AT+VTD Set Tone Duration................................................................................................. 200
12.6. AT+QAUDMOD Set Audio Mode ........................................................................................ 201
12.7. AT+QDAI* Digital Audio Interface Configuration................................................................. 202
12.8. AT+QEEC Set Echo Cancellation Parameters ................................................................... 204
12.9. AT+QSIDET Set the Side Tone Gain in Current Mode ....................................................... 205
12.10. AT+QMIC Set Uplink Gains of MIC..................................................................................... 206
12.11. AT+QRXGAIN Set Downlink Gains of RX .......................................................................... 207
12.12. AT+QIIC IIC Read and Write .............................................................................................. 208
13 Hardware Related Commands ........................................................................................................ 210
13.1. AT+QPOWD Power down ................................................................................................... 210
13.2. AT+CCLK Clock .................................................................................................................. 210
13.3. AT+CBC Battery Charge ..................................................................................................... 211
13.4. AT+QADC Read ADC Value ............................................................................................... 212
13.5. AT+QSCLK Enable/Disable Entering into Sleep Mode ...................................................... 213
14 Appendix ........................................................................................................................................... 214
14.1. References ............................................................................................................................ 214
14.2. Factory Default Settings Restorable with AT&F .................................................................... 215
14.3. AT Command Settings Storable with AT&W .......................................................................... 217
14.4. AT Command Settings Storable with ATZ ............................................................................. 218
14.5. Summary of CME ERROR Codes ......................................................................................... 219
14.6. Summary of CMS ERROR Codes ......................................................................................... 220
14.7. Summary of URC................................................................................................................... 222
14.8. SMS Character Sets Conversions ......................................................................................... 224
14.9. Release Cause Text List of AT+CEER .................................................................................. 231
AG35_AT_Commands_Manual Confidential / Released 7 / 237
Quectel Confidential
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