MTD2000 AT Command Guide R12
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AT$ST=1
Note: Reset the GSM module only.
OK
8.6 System Sleep – AT$SS
This command will place the GSM / GPS module into sleep mode. After power is cycled
or device is reset, the GSM / GPS module will revert to awake mode.
Syntax
Command
Response
AT$SS=<Module>[,<Mode>]
Note: Write setting.
OK
AT$SS=<Module>
Note: Query setting.
OK
$SS: <Module>,<Mode>
Parameters
Module
0 – GSM
1 – GPS
Mode
0 – Awake
1 – Sleep
Default is 0 (Awake).
Example
Command
Response
AT$SS=0,1
Note: Place GSM module into sleep mode.
OK
AT$SS=0
Note: Query status of GSM module.
OK
$SS: 0,1
8.7 System Upgrade – AT$SU
User can use this command to upgrade the firmware over the air via a FTP server which
hosts the firmware image. The OTA firmware upgrade consists of image download and
image upgrade process. After the firmware upgrade, the device will initiate a reset to run
in normal mode.
