HUAWEI ME909u-523 LTE LGA Module
Application Guide
FOTA Application Scenarios
Issue 04 (2014-12-08)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
93
15.4 Manually Querying for Upgrade Firmware Version
15.4.1
Reference Process
Command
Description
AT^FOTACFG="cmnet","","",2
This command is used to configure the
PDP context. For example, sets the
APN to
cmnet
(the value of APN is
provided by the network server) and
authentication mode to
CHAP
.
OK
AT^FOTAMODE=0,0,0,1
Configure FOTA mode as manual
query, manual download, manual
upgrade, and resumable data transfer
enabled.
OK
AT^FOTASTATE?
Query the current FOTA state.
^FOTASTATE: 10
OK
Indicate that the FOTA state is idle.
AT^FOTADET
Check for updates.Ensure that the
module is registered with a valid
network before you run this command.
OK
^FOTASTATE: 11
^FOTASTATE:
12,12.815.01.04.00,79114,"Support
send sms background"
Return
OK
(success) or return
+CME
ERROR
(failure).
Report that the query operation is in
process.
Report information about the new
version, including the version number,
size of the file to be downloaded, and
change description.
AT^FOTASTATE?
Query the current FOTA state.
^FOTASTATE: 12
OK
Indicate that a new version is found.
AT^FOTADL=0
Delete the detected new version.
OK
AT^FOTASTATE?
Query the current FOTA state.