SARA-R4 Series

Ublox SARA-R4 Series User Manual

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SARA-R4/N4 series

Size-optimized LTE Cat M1 / NB1 / GPRS modules

AT Commands Manual

Abstract

Description of standard and proprietary AT commands used with u-blox

cellular modules.

www.u-blox.com

UBX-17003787 - R09

Table of Contents

Default Chapter6
- Table of Contents6
1 At Command Settings11
- Definitions11
- Storing of at Commands Setting14
- S-Parameters14
2 General Operation16
- Start up and Initialization16
- AT Commands Types16
3 IPC - Inter Processor Communication19
- Multiplexing Mode +CMUX19
4 General21
- Manufacturer Identification +CGMI21
- Manufacturer Identification +GMI21
- Model Identification +CGMM22
- Model Identification +GMM22
- Firmware Version Identification +CGMR22
- Firmware Version Identification +GMR23
- IMEI Identification +CGSN23
- IMEI Identification +GSN24
- Identification Information I24
- TE Character Set Configuration +CSCS25
- International Mobile Subscriber Identification +CIMI26
- Card Identification +CCID26
- Repeat Last Command a27
5 Mobile Equipment Control and Status28
- Module Switch off +CPWROFF28
- Set Module Functionality +CFUN28
- Indicator Control +CIND30
- Configuration of Indicator Control +UCIND31
- Mobile Termination Event Reporting +CMER32
- Clock +CCLK34
- Set Greeting Text +CSGT34
- Automatic Time Zone Update +CTZU35
- Report Mobile Termination Error +CMEE36
6 Call Control37
- Dial Command D37
- Call Answer a38
- Hook Control H38
- Automatic Answer S038
7 Network Service40
- Subscriber Number +CNUM40
- Signal Quality +CSQ40
- Extended Signal Quality +CESQ42
- Operator Selection +COPS43
- Radio Access Technology (RAT) Selection +URAT45
- Network Registration Status +CREG46
- Network Selection Control +PACSP49
- Channel and Network Environment Description +UCGED49
- Edit Verizon Wireless APN Table +VZWAPNE54
- Read RSRP Values +VZWRSRP56
- Read RSRQ Values +VZWRSRQ56
- Edrx Setting +CEDRXS57
- Edrx Read Dynamic Parameters +CEDRXRDP58
- Set MNO Profile +UMNOPROF59
- Band Selection Bitmask +UBANDMASK60
8 Security62
- Enter PIN +CPIN62
- Facility Lock +CLCK63
- Change Password +CPWD64
9 Short Messages Service66
- Introduction66
- Select Message Service +CSMS66
- Preferred Message Storage +CPMS67
- Preferred Message Format +CMGF68
- Save Settings +CSAS69
- Restore Settings +CRES69
- New Message Indication +CNMI70
- Read Message +CMGR73
- New Message Acknowledgement to MT +CNMA75
- List Message +CMGL76
- Send Message +CMGS79
- Write Message to Memory +CMGW80
- Send Message from Storage +CMSS81
- Set Text Mode Parameters +CSMP81
- Delete Message +CMGD82
- Service Center Address +CSCA83
- Read Concatenated Message +UCMGR84
- List Concatenated Message +UCMGL86
- Send Concatenated Message +UCMGS89
- Write Concatenated Message to Memory +UCMGW90
- More Messages to Send +CMMS91
- Sending of Originating Data Via the Control Plane +CSODCP91
- Terminating Data Reporting Via Control Plane +CRTDCP92
10 V24 Control and V25Ter94
- Introduction94
- Circuit 109 Behavior &C94
- Circuit 108/2 Behavior &D94
- DSR Override &S96
- Flow Control &K96
- DTE-DCE Character Framing +ICF98
- DTE-DCE Local Flow Control99
- Set Flow Control \Q100
- UART Data Rate Configuration +IPR101
- Return to On-Line Data State O102
- Escape Character S2102
- Command Line Termination Character S3103
- Response Formatting Character S4104
- Command Line Editing Character S5104
- Pause before Blind Dialling S6105
- Connection Completion Timeout S7105
- Command Dial Modifier Time S8106
- Automatic Disconnect Delay S10106
- Escape Prompt Delay (EPD) S12107
- Command Echo E107
- Result Code Suppression Q108
- DCE Response Format V108
- Result Code Selection and Call Progress Monitoring Control X109
- Reset to Default Configuration Z109
- Set to Factory Defined Configuration &F110
- Display Current Configuration &V110
11 SIM Management112
- Generic SIM Access +CSIM112
- Read the SIM Language +CLAN112
- SIM States Reporting +USIMSTAT113
12 SIM Toolkit115
- Introduction115
- Bearer Independent Protocol Status Indication +UBIP115
- Read the USAT Profile +CUSATR116
- Write the USAT Profile +CUSATW117
- Enable USAT Terminal Urcs +UCUSATA117
13 Packet Switched Data Services119
- PDP Contexts and Parameter Definition119
- PPP LCP Handshake Behaviour121
- PDP Context Definition +CGDCONT121
- Packet Switched Data Configuration +UPSD123
- GPRS Attach or Detach +CGATT128
- PDP Context Activate or Deactivate +CGACT129
- Enter PPP State/Gprs Dial-Up D131
- Show PDP Address +CGPADDR133
- GPRS Event Reporting +CGEREP133
- GPRS Network Registration Status +CGREG135
- Manual Deactivation of a PDP Context H137
- UE Modes of Operation for EPS +CEMODE137
- EPS Network Registration Status +CEREG138
- Delete Non-Active PDP Contexts +CGDEL140
- Configure the Authentication Parameters of a PDP/EPS Bearer +UAUTHREQ141
- PDP IP Configuration When Roaming +UDCONF=75142
- Enable/Disable Data When Roaming +UDCONF=76142
14 System Features144
- Firmware Installation +UFWINSTALL144
- Firmware Update over at (FOAT) +UFWUPD145
- Antenna Detection +UANTR146
- Power Saving Control (Power Saving) +UPSV146
- End User Test +UTEST147
- Internal Temperature Monitor +UTEMP155
- Power Saving Mode Setting +CPSMS156
- Power Saving Mode Assigned Values +UCPSMS158
- Set LWM2M FOTA Urcs +ULWM2MSTAT159
- Cancel LWM2M FOTA Download +ULWM2M=0159
- LWM2M Configuration +UFOTACONF160
- Last Gasp Configuration +ULGASP161
15 Gpio163
- Introduction163
- GPIO Select Configuration Command +UGPIOC167
- GPIO Read Command +UGPIOR169
- GPIO Set Command +UGPIOW169
16 File System171
- File Tags171
- Download File +UDWNFILE172
- List Files Information +ULSTFILE173
- Read File +URDFILE174
- Partial Read File +URDBLOCK175
- Delete File +UDELFILE175
- Partial Download File +UDWNBLOCK176
- File System Limits177
17 Dns178
- Resolve Name / IP Number through DNS +UDNSRN178
18 Internet Protocol Transport Layer180
- Introduction180
- Ipv4/Ipv6 Addressing180
- Create Socket +USOCR181
- SSL/TLS Mode Configuration on TCP Socket +USOSEC182
- Set Socket Option +USOSO183
- Get Socket Option +USOGO184
- Close Socket +USOCL186
- Get Socket Error +USOER186
- Connect Socket +USOCO187
- Write Socket Data +USOWR188
- Sendto Command (UDP Only) +USOST190
- Read Socket Data +USORD191
- Receive from Command (UDP Only) +USORF192
- Set Listening Socket +USOLI194
- HEX Mode Configuration +UDCONF=1195
- Set Socket in Direct Link Mode +USODL195
- UDP Direct Link Packet Size Configuration +UDCONF=2197
- UDP Direct Link Sending Timer Configuration +UDCONF=3197
- Timer Trigger Configuration for Direct Link +UDCONF=5198
- Data Length Trigger Configuration for Direct Link +UDCONF=6199
- Character Trigger Configuration for Direct Link +UDCONF=7199
- Congestion Timer Configuration for Direct Link +UDCONF=8200
- Socket Control +USOCTL200
- Configure Dormant Close Socket Behavior +USOCLCFG202
19 Ssl/Tls203
- Introduction203
- SSL/TLS Certificates and Private Keys Manager +USECMNG203
- SSL/TLS Security Layer Profile Manager +USECPRF206
- AT+USECMNG Command Example209
- Notes210
20 Ftp211
- FTP Service Configuration +UFTP211
- FTP Command +UFTPC213
- FTP Error +UFTPER216
21 Http217
- HTTP Control +UHTTP217
- HTTP Advanced Control+Uhttpac220
- HTTP Command +UHTTPC221
- HTTP Protocol Error +UHTTPER223
22 Gnss224
- Nmea224
- GNSS Power Management +UGPS224
- Assisted GNSS Unsolicited Indication +UGIND226
- GNSS Profile Configuration +UGPRF227
- Aiding Server Configuration +UGSRV229
- GNSS Aiding Request Command +UGAOS230
- Send of UBX String +UGUBX231
- GNSS Indications Timer +UGTMR232
- Get GNSS Time and Date +UGZDA232
- Get GNSS Fix Data +UGGGA233
- Get Geographic Position +UGGLL234
- Get Number of GNSS Satellites in View +UGGSV234
- Get Recommended Minimum GNSS Data +UGRMC235
- Get Course over Ground and Ground Speed +UGVTG236
- Get Satellite Information +UGGSA237
- Ask for Localization Information +ULOC237
- Localization Information Request Status Unsolicited Indication +ULOCIND240
- GNSS Sensor Configuration +ULOCGNSS241
23 I243
- 243243
- Introduction243
- Open Logical Channel +UI2CO243
- Write to Peripheral +UI2CW244
- Read from Peripheral +UI2CR245
- Read from Peripheral Register +UI2CREGR245
- Close Logical Channel +UI2CC246
24 Mqtt247
- MQTT Profile Configuration +UMQTT247
- MQTT will Topic Configuration +UMQTTWTOPIC250
- MQTT will Message Configuration +UMQTTWMSG251
- Save/Restore MQTT Profile from NVM +UMQTTNV252
- MQTT Command +UMQTTC252
- MQTT Error +UMQTTER255
A Appendix: Error Result Codes256
- A.1 Mobile Termination Error Result Codes +CME ERROR256
- A.2 Message Service Error Result Codes +CMS ERROR260
- A.3 Firmware Install Final Result Codes264
- A.4 FOAT Error Result Codes264
- A.5 Internal TCP/UDP/IP Stack Class Error Codes264
- A.6 Internet Suite Error Classes266
- A.7 MQTT Error Codes270
B Appendix: at Commands List275
- B.1 Parameters Stored in Profiles292
- B.2 Parameters Stored in Non Volatile Memory293
- B.3 Saving at Commands Configuration294
- B.4 Estimated Command Response Time294
- B.5 Multiple at Command Interfaces295
C Appendix: UDP Direct Link Workflow297
- C.1 Data from the IP Network to the External Port297
- C.2 Data from the External Port to the IP Network297
D Appendix: Glossary299
Related Documents302
Revision History306
Contact307

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Ublox SARA-R4 Series Specifications

General

Brand	Ublox
Model	SARA-R4 Series
Category	Control Unit
Language	English

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