Quectel BG96 TCP/IP

LPWA Module Series
BG96 TCP/IP Application Note
BG96_TCP/IP_Application_Note 3 / 52
Contents
About the Document ................................................................................................................................... 2
Contents ....................................................................................................................................................... 3
Table Index ................................................................................................................................................... 5
1 Introduction .......................................................................................................................................... 6
1.1. The Process of Using TCP/IP AT Commands ............................................................................. 6
1.2. Description of Data Access Modes .............................................................................................. 8
2 TCP/IP AT Commands ....................................................................................................................... 10
2.1. AT Command Syntax ................................................................................................................. 10
2.1.1. Definitions ....................................................................................................................... 10
2.1.2. AT Command Syntax ..................................................................................................... 10
2.2. Description of TCP/IP AT Commands ........................................................................................ 11
2.2.1. AT+QICSGP Configure Parameters of a TCP/IP Context .......................................... 11
2.2.2. AT+QIACT Activate a PDP Context ............................................................................ 12
2.2.3. AT+QIDEACT Deactivate a PDP Context ................................................................... 13
2.2.4. AT+QIOPEN Open a Socket Service .......................................................................... 14
2.2.5. AT+QICLOSE Close a Socket Service ........................................................................ 16
2.2.6. AT+QISTATE Query Socket Service Status ................................................................ 16
2.2.7. AT+QISEND Send Data .............................................................................................. 18
2.2.8. AT+QIRD Retrieve the Received TCP/IP Data ........................................................... 20
2.2.9. AT+QISENDEX Send Hex String Data ....................................................................... 22
2.2.10. AT+QISWTMD Switch Data Access Mode ................................................................. 23
2.2.11. AT+QPING Ping a Remote Server .............................................................................. 23
2.2.12. AT+QNTP Synchronize Local Time with NTP Server ................................................. 25
2.2.13. AT+QIDNSCFG Configure Address of DNS Server ................................................... 26
2.2.14. AT+QIDNSGIP Get IP Address by Domain Name ...................................................... 27
2.2.15. AT+QICFG Configure Optional Parameters ............................................................... 27
2.2.16. AT+QISDE Control Whether to Echo the Data for AT+QISEND ................................. 32
2.2.17. AT+QIGETERROR Query the Last Error Code .......................................................... 32
2.3. Description of URCs .................................................................................................................. 33
2.3.1. +QIURC: "closed" Indicate Connection Closed .......................................................... 33
2.3.2. +QIURC: "recv" Indicate Incoming Data ..................................................................... 33
2.3.3. +QIURC: "incoming full" Indicate Incoming Connection Full ...................................... 34
2.3.4. +QIURC: "incoming" Indicate Incoming Connection ................................................... 34
2.3.5. +QIURC: "pdpdeact" Indicate PDP Deactivation ........................................................ 35
3 Examples ............................................................................................................................................ 36
3.1. Configure and Activate a Context .............................................................................................. 36
3.1.1. Configure a Context ....................................................................................................... 36
3.1.2. Activate a Context .......................................................................................................... 36
3.1.3. Deactivate a Context ...................................................................................................... 36
3.2. TCP Client Works in Buffer Access Mode under IPv4 ............................................................... 36