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Table Of Contents
SARA-R4 series-AT commands manual
UBX-17003787 - R16
20Device and data security
Page 231 of 401
20.2.2Read the module chip ID +USECCHIP
+USECCHIP
Modules SARA-R410M-63B SARA-R410M-73B SARA-R410M-83B
Syntax PIN required Settings saved Can be aborted Response time Error referenceAttributes
full No No No - +CME Error
20.2.2.1Description
Queries the chip ID of the module and returns it.
20.2.2.2Syntax
Type Syntax Response Example
Action AT+USECCHIP +USECCHIP: <chip_id>
OK
+USECCHIP: "12345678"
OK
20.2.2.3Defined values
Parameter Type Description
<chip_id> String Chip ID of the module.
20.2.3Retrieve the RoT public UID +USECROTUID
+USECROTUID
Modules SARA-R410M-63B SARA-R410M-73B SARA-R410M-83B
Syntax PIN required Settings saved Can be aborted Response time Error referenceAttributes
full No No No - +CME Error
20.2.3.1Description
Returns the Root of Trust (RoT) public Unique IDentifier (UID).
20.2.3.2Syntax
Type Syntax Response Example
Action AT+USECROTUID +USECROTUID: <rot_public_UID>
OK
+USECROTUID: "00020000
89285555"
OK
20.2.3.3Defined values
Parameter Type Description
<rot_public_UID> String Root of Trust Public UID
20.2.4Seal device information +USECDEVINFO
+USECDEVINFO
Modules SARA-R410M-63B SARA-R410M-73B SARA-R410M-83B
Syntax PIN required Settings saved Can be aborted Response time Error referenceAttributes
full No No No < 30 s +CME Error
20.2.4.1Description
Allows the device to seal the information. This command writes the device information to a file, which will in
turn, be used by the security application to call the corresponding SCL functions. The read command provides
a way to check if the security services registration has been completed.
20.2.4.2Syntax
Type Syntax Response Example
Set AT+USECDEVINFO=<device_info>,
<device_serial_num>
OK AT+USECDEVINFO="ZHlN70
dVgUWCdfNeXHkQRg","SN#4756"
OK