Multitech MTCMR-H User's Guide download pdf (Page 31)

Chapter 2 – Modem-Specific Commands

High Speed HSPA-H4 AT Commands Reference Guide (Document S000483A) 31

!SELMODE Set/Return Current Service Domain

Syntax: Execution: AT!SELMODE=<sdInd>

Response: OK

Purpose: Set the desired service domain.

Query: AT!SELMODE?

Response: <sdInd>, Service Domain description

or Unknown service domain mask. Use AT!SELMODE to set service domain.

<sdInd>

Purpose: Return the current service domain index (<sdInd>) and description. If the

<sdInd> is undefined, an error message is returned.

Query List: AT!SELMODE=?

Purpose: Return a list of supported service domain indexes.

Description: Configure the modem to use a specific service domain.

Parameters: <sdInd> (Service domain index):

00 = CS only

01 = PS only

02 = CS and PS

!SELRAT Set/Return Current Radio Access Technology (RAT)

Syntax: Execution: AT!SELRAT=<ratInd>

Response: OK

Purpose: Set the desired RAT configuration.

Query: AT!SELRAT?

Response: <ratInd>, RAT configuration description

or Unknown RAT mode. Use AT!SELRAT to set mode.

Purpose: Return the current RAT configuration index (<ratInd>) and description.

If the <ratInd> is undefined, an error message is returned.

Query List: AT!SELRAT=?

Purpose: Return a list of supported RAT configurations.

Description: Configure the modem to use a specific (or preferred) RAT.

Parameters: <ratInd> (RAT configuration index):

00 = Automatic

01 = UMTS 3G only

02 = GSM 2G only

03 = UMTS 3G preferred

04 = GSM 2G preferred

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Multitech MTCMR-H User's Guide Page 31