AT Commands Reference Manual - wireless netcontrol GmbH

Firmware Update Over the Air (FOTA)
Firmware Update Over the Air (FOTA)
The following paragraphs describe the use of AT commands for updating the H24 firmware over
the air.
Note: FOTA is enabled when web session is well configured by +MFOTAWSCFG command,
in accordance with your carrier required settings, to allow data connection.
The update process is done by communication between the H24 and the versions server.
During the process, the servers sends both SMSs and data over GPRS connection to the
H24.
During the process, the data connection will be opened and closed for several times.
+MFOTAWSCFG, Set the Web-Session Default Entry
This command specify a particular PDP context definition to be used when web session need to
be initiated.
AT+ MFOTAWSCFG settings will be saved in nvm and the last setting will be available after
power up.
Command
Type Syntax Response/Action Remarks
Set AT+MFOTAWSCFG =
,
OK
or:
+CME ERROR:
The set command configures the
Web-Session default entry.
Read AT+MFOTAWSCFG? +MFOTAWSCFG:
OK
Test AT+MFOTAWSCFG=? +MFOTAWSCFG:(list of
supported < context ID>s
OK
The read command returns the
current setting.
Test command returns the
supported context ID's.
The following table shows the +MFOTAWSCFG parameters.
Table 3-151: +MFOTAWSCFG Parameters
Description Remarks
Numeric parameter specifying a particular PDP
context definition (PDP Context Identifier). The
parameter is local to the Terminal-Mobile
Terminal interface and is used in other PDP
context-related commands.
The Test command returns the
range of permitted values
(minimum value=1).
Saved in Flex.
Example
AT+MFOTAWSCFG=?
+MFOTAWSCFG: (1-16)
3-228 H24 - AT Commands Reference Manual April 15, 2010