Sunsea AIoT SimCom SIM7090G-EVB Kit - 7.4 MQTT Functions

SIM7090G EVB Kit User Guide V1.00
www.simcom.com
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"117.131.85.139",6004
+CAOPEN: 0,0
on 0th connection. Return to URC the
first parameter is the identifier, the
second parameter is the result of the
connection, and the 0 indicates
success.
AT+CASEND=0,5
> Hello
OK
+CASEND: 0,0,5
Request to send 5 bytes of data Input
data Data sent successfully
+CADATAIND: 0 Data come in on 0th connection.
AT+CARECV=0,
+CARECV: 10,GET / HTTP
OK
100 Request to get 100 byte data sent
by the server. Output received data
AT+CACLOSE=0 OK
Close the connection with an identifier
of 0.
AT+CNACT=0,0
OK
+APP PDP: 0,DEACTIVE
Disconnect 0th data connection
7.4 MQTT Functions
AT Command Response Description
AT+CNACT=0,1
OK
+APP PDP: 0,ACTIVE
Open wireless connection parameter
0 is PDP Index, parameter 1 means
active.
AT+CNACT?
+CNACT:0,1,"10.181.182.177"
+CNACT: 1,0,"0.0.0.0"
+CNACT: 2,0,"0.0.0.0"
+CNACT: 3,0,"0.0.0.0"
OK
Get local IP.
AT+SMCONF="URL",117.131.
85 .139,6000
OK Set up server URL
AT+SMCONF="KEEPTIME",60 OK Set MQTT time to connect server
AT+SMCONN OK