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.
90
OK
AT^FOTADET
Start to detect if new version exists in
Huawei FOTA server.
OK
^FOTASTATE: 11
^FOTASTATE:
12,12.815.01.04.00,79114,"Support
send sms background"
Get the module's new version
"12.815.01.04.00".
AT^FOTADL=1
Start to download the new version and
upgrade.
OK
^FOTASTATE: 30
Indicate that it is downloading FW delta file.
AT^FOTADLQ
Query file download.
^FOTADLQ: 1,"IMAGE",1324,1324
^FOTADLQ: 2,"XNV",47104,77778
OK
^FOTASTATE: 40
^FOTASTATE: 50
^FOTASTATE: 90
Indicate that FW delta file is completely
downloaded.
Indicate that FW is ready to update.
After few minutes, FW is successfully
upgraded.
AT+GMR
Query the module's software version after
the upgrade.
12.815.01.04.00
OK
The software version has been changed.
NOTE
[1]
<APN>
should be configured before any FOTA function is enabled. Here is an example and
the module needs to be configured according to the specific network.