AT&T 4G模块AT指令

AT&T AT Commands Guide for the M14A2A LTE Module

Contents

Contents .....................................................................................................................

2

1. Introduction .......................................................................................................9

1.1. Purpose and Scope .........................................................................................9

1.2. Definitions and Abbreviations ........................................................................9

2.5. ATX CONNECT Result Code Format .............................................................. 15

2.6. ATZ Restore AT Command Settings from a User Defined Profile ................. 16

2.7. AT+CMEE Error Message Format ................................................................. 17

2.8. AT+CSCS Character Set ................................................................................. 19

2.9. AT+CFUN Functionality Level ....................................................................... 21

2.10. AT+GCAP Capabilities List ............................................................................. 23

2.11. AT$QCPWRDN Powering Down The UE ....................................................... 24

3. Status Control Commands ................................................................................ 25

3.1. AT+CEER Extended Error Report .................................................................. 25

3.2. AT+CPAS Activity Status ................................................................................ 26

4.4. ATE AT Command Echo ................................................................................. 34

4.5. AT+IPR Bit Rate ............................................................................................. 35

5. Security Commands.......................................................................................... 37

5.1. AT+CPIN PIN Authentication ........................................................................ 37

5.2. AT+CLCK Facility Lock ................................................................................... 39

5.3. AT+CPWD Change Password ........................................................................ 42

5.4. AT+CPINR Display PIN Counter ..................................................................... 44

6. Identification Commands ................................................................................. 46

6.1. ATI Display Product Identification Information ............................................ 46

6.2. AT+CGMI Request Manufacturer Identification ........................................... 47

6.9. AT+GSN Request International Mobile Equipment Identity (IMEI) .............. 54

6.10. AT+CIMI Request International Mobile Subscriber Identity (IMSI) .............. 55

7.6. AT+CSQ Signal Quality .................................................................................. 71

7.7. AT$QCSYSMODE Quesy Current System Mode of ME ................................. 72

7.8. AT$QCRSRP Display Neighbor Cell Information RSRP .................................. 73

7.9. AT$QCRSRQ Display Neighbor Cell Information RSRQ ................................. 74

8. Packet Domain Related Commands .................................................................. 76

8.1. AT+CGACT PDP Context Activate Or Deactivate........................................... 76

8.2. AT+CGDATA Enter Date State ....................................................................... 77

8.3. AT+CGATT GPRS Attach Or Detach ............................................................... 80

8.4. AT+CGDCONT Define PDP Context ............................................................... 81

8.5. AT+CGEREP GPRS Event Reporting ............................................................... 85

8.12. AT$QCPDPP Set Type of Authentication for PDP-IP Connections .............. 102

8.13. AT%PDNSET Define PDP Context And Authentication ............................... 104

8.20. AT%PDNACT PDP Context Activate Or Deactivate ..................................... 114

8.21. AT%CMATT LTE network Attach Or Detach ................................................ 116

9. USIM related Commands ................................................................................ 119

9.1. AT+CRSM Restricted SIM Access ................................................................ 119

9.2. AT+ICCID SIM Card Identification Number ................................................. 120

9.3. AT%CCID Reads the ICCID from SIM EFICCID ............................................. 121

10. Internet Service Commands ............................................................................ 123

10.1. AT@INTERNET Start Internet Service ......................................................... 123

10.2. AT@DNSSEVR DNS Server Setting .............................................................. 124

10.3. AT@DNSRESVDON Resolve Domain Name ................................................ 125

12.3. @SOCKDATAIND Notification for Data Received ........................................ 132

12.4. AT@SOCKWRITE Socket Write ................................................................... 133