Modem Status, Customization, and Reset Commands
Rev 2.8.1 Feb.11 45
!SDNOTINSTALLED?
Supporting modems:
• C885
Returns SD installation status
This command is used to indicate if an SD card is in the modem.
Usage:
• AT!SDNOTINSTALLED? returns:
· ‘OK’ if an SD card is not currently installed
· ‘ERROR’ if there is an SD card currently installed
!SELMODE?
!SELMODE=?
!SELMODE=<sdInd>
Supporting modems:
• All
Queries / sets current service domain
This command is used to configure the modem to use a specific service
domain.
Usage:
• AT!SELMODE? returns the current service domain index (<sdInd>) and
description. If the <sdInd> is undefined, an error message is returned.
• AT!SELMODE=? returns a list of supported service domain indexes in the
format <sdInd>, <description>.
• AT!SELMODE=<sdInd> sets the desired service domain.
Parameters:
<sdInd> (service domain index):
• 00 = CS only
• 01 = PS only
• 02 = CS and PS
!SELRAT?
!SELRAT=?
!SELRAT=<ratInd>
Supporting modems:
• All
Queries / sets current radio access technology (RAT)
This command is used to configure the modem to use a specific (or
preferred) RAT.
Usage:
• AT!SELRAT? returns the current RAT configuration index (<ratInd>) and
description. If the <ratInd> is undefined, an error message is returned.
• AT!SELRAT=? returns a list of supported RAT configurations in the format
<ratInd>, <description>.
• AT!SELRAT=<ratInd> sets the desired RAT configuration.
Parameters:
<ratInd> (RAT configuration index):
• 00 = Automatic
• 01 = UMTS 3G only
• 02 = GSM 2G only
• 03 = UMTS 3G preferred
• 04 = GSM 2G preferred
Table 3-2: Modem status, customization, and reset commands (Continued)
Command Description
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