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AirPrime MC73xx / 8805 AT Command Reference
86
Proprietary and Confidential
4114486
Command reference
Table 6-2: Memory management command details
Command
Description
!NVDEF
Reset non-volatile memory
Warning:
This command erases all calibration data, customizations, etc. First use
!NVBACKUP
to save these settings, and then, after using this command, use
!NVRESTORE
(p.
) to restore the settings.
Note: Profiles (PDP contexts) are not restored using AT commands. The host application is
responsible for implementing this task.
Reset non-volatile memory to default values and then restore the modem’s FSN. All
calibration data, customizations, etc., are removed.
Note: This command may take 20–30 seconds to complete.
Password required:
Yes
Usage:
•
Execution:
AT!NVDEF
Response:
!NVDEF: Wiping NV, restoring defaults for S1614350476E10F
(FSN
shown is an example)
NV Items Defaulted: <defaulted>
OK
Purpose:
Clear and reset NV items.
Parameters:
<defaulted> (Number of NV items defaulted)
•
Valid range: 0–65535 (This number varies depending on firmware version.)
!NVRESTORE
Restore backup data
Restore items to non-volatile memory that were backed up with the command
AT!NVBACKUP
, and return the number of NV items restored.
Password required:
Yes
Usage:
•
Execution:
AT!NVRESTORE=<category>
Response:
!NVRESTORE:
NV Items Restored: <restored>
OK
Purpose:
Clear and reset NV items.
Parameters:
<category> (Item type to be restored)
•
0=Factory items (RF calibration data)
•
1=OEM items (Factory configuration, unless user has performed an
AT!NVBACKUP=1)
•
2=User items (Configuration as of most recent firmware download, including all user
customizations)
•
3=Cache (Boot and frequently updated NV items)
<restored> (Number of NV items restored)
•
Valid range: 0–255
Summary of Contents for AirPrime MiniCard MC73xx/8805 Series
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