AT Commands Set

SIM5320 AT Command Set
26.2.4 Multi client
Commands and Responses
AT+NETOPEN=,,1
Network opened
OK
AT+CIPOPEN=0,”TCP”,”116.228.221.51”,
100
Connect ok
OK
AT+CIPOPEN=1,”UDP”,”116.228.221.51”
,120
OK
AT+CIPSEND=0,7
>SimTech
Comments
Activate the specified socket’s PDP context
and Select in multi-client mode
Establish a connection with TCP Server
Establish a connection with UDP Server
Send data in the connection of number 0
+CIPSEND: 7, 7
OK
Send ok
AT+CIPSEND=1,7
>SimTech
+CIPSEND: 7, 7
OK
AT+CIPCLOSE=0
OK
AT+NETCLOSE
OK
Send data in the connection of number 1
Close the connection of number 0
Close all of connections and Deactivate
the specified socket’s PDP context.
26.2.5 TCP server in Multi client mode
Commands and Responses
AT+NETOPEN=,,1
Network opened
OK
AT+SERVERSTART=80, 0
OK
AT+CIPOPEN?
+CIPOPEN: 0, "TCP", "116.228.221.51", 100,-1
Comments
Activate the specified socket’s PDP context
and Select in multi-client mode
For TCP Server, Create a socket, and it starts a
Passive open for connections.
List all of clients’ information (includes
Active and Passive clients).
SIM5320_ATC_V1.24 493
8/14/2012