Data Sheet

Smart Machine Smart Decision
SIM800 Series_AT Command Manual_V1.09 327 2015-08-03
4 Unrecognized
Parameter Saving
Mode
NO_SAVE
Max Response Time 5s
Reference Note
 This command is valid only when it is not allowed to edit MMS and
the buffer for MMS will be clear up. So it is recommended to save
the MMS in the buffer before receiving MMS.
 The received MMS is just saved in the buffer but not saved in the
flash.
15.2.19 AT+CMMSUA Set User Agent
AT+CMMSUA Set User Agent
Response
+CMMSUA: "UserAgent"
OK
Test Command
AT+CMMSUA=?
Parameters
See Write Command
Response
+CMMSUA: <UA>
OK
Read Command
AT+CMMSUA?
Parameter
See Write Command
Response
OK
or
ERROR
or
+CME ERROR: <err>
Write Command
AT+CMMSUA=<U
A>
Parameters
<UA> string type user agent name
Parameter Saving
Mode
AT+CMMSSCONT
Max Response Time -
Reference Note