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Chapter 17 – Audio Commands

Multi-Tech Systems, Inc. AT Commands for EDGE Modems (S000371B) 213

Chapter 17. Audio Commands

The AT Commands described in this chapter are related to the Multi-Tech wireless modem’s audio interface.

17.1 Audio Programming Model

The following figure illustrates how the signal path can be adjusted with the parameters <inCalibrate>, <inBbcGain>,

<outBbcGain>, <outCalibrate> and <sideTone>.

Figure 17.1: Audio programming model

17.2 ATL Set Monitor Speaker Loudness

Description: ATL is implemented for V.250ter compatibility reasons only and has no effect. In multiplex

mode refer to the AT+CMUX; the command is supported on logical channel 1 only.

Exec Command Syntax: ATL[<val>]

Response: OK

Parameter Description:

<val>

17.3 ATM Set Monitor Speaker Mode

Description: ATL is implemented for V.250ter compatibility reasons only and has no effect. In multiplex

mode refer to the AT+CMUX; the command is supported on logical channel 1 only.

Exec Command Syntax: ATM[<val>]

Response: OK

Parameter Description:

<val>

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Multitech MTCBA-C-IP-N1 Especificaciones Pagina 213