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The backup battery commands only apply to MT 3000 Series devices that contain a backup battery. Do not
attempt to use these commands on devices without backup batteries.
AT$OBDBAT Enable/Disable Backup Battery
AT$OBDBAT
Enable/Disable Backup Battery
Command Function
This command is used to enable/disable the internal backup battery. If this is
disabled the unit will power off as soon as main power is removed.
Syntax Query
AT$OBDBAT=?
Syntax
$OBDBAT: (0-1)
OK
Write Syntax
N/A
Write Response
N/A
Read Syntax
AT$OBDBAT?
Read Response
$OBDBAT: <status>,<voltage>
OK
Execute Syntax
N/A
Execute Response
N/A
Unsolicited Response
N/A
Parameter Values
<status>
0 = Internal Battery is Disabled
1 = Internal Battery is Enabled (default value)
<voltage>
Internal battery voltage, displayed in millivolts.
Notes
The displayed voltage reading is only meaningful when running on battery
power. When external power is available, the displayed voltage will reflect the
charging voltage.
The device will shut down if the internal backup battery voltage drops to 3.4 V
Example
AT$OBDBAT?
$OBDBAT: 1,4753
OK
This example shows the read operation and response for a device where the
internal backup battery is enabled and the voltage reading is 4.753 V.
Содержание MT 3060 R
Страница 13: ...1 Introduction...
Страница 17: ...5 General Commands...
Страница 34: ...22 Network Commands...
Страница 41: ...29 AT MDSTAT Query Modem Status 6 bad message format 7 connect fail Notes...
Страница 62: ...50 ME TA Commands...
Страница 69: ...57 SMS Commands...
Страница 94: ...82 API Commands...
Страница 95: ...83 TCP API Commands...
Страница 107: ...95 Message Commands...
Страница 111: ...99 AT APIOPT Enable API Optional Header Fields MDMID 99 03 07 63 MDMID 999999999999999999A 03 07 00...
Страница 138: ...126 Event Commands...
Страница 157: ...145 RTC Commands...
Страница 164: ...152 FOTA Commands...
Страница 171: ...159 FTP Commands...
Страница 177: ...165 AT FFS Generic Flash File System Access OK...
Страница 188: ...176 IP Router Commands...
Страница 192: ...180 GPS Commands...
Страница 222: ...210...
Страница 223: ...211 Battery Commands...
Страница 227: ...215 OBD Commands...
Страница 246: ...234...
Страница 248: ...236 Miscellaneous Commands...
Страница 256: ...244 Accelerometer Commands...
Страница 269: ...257 Event Tables...
Страница 284: ...272 Bit Field Tables...
Страница 313: ...301 Appendix Result Codes...
Страница 314: ...302 Appendix A Result Codes...
Страница 318: ...306 Appendix Error Codes...
Страница 319: ...307 Appendix B Error Codes...