Multitech MTCBA-C-U Especificações descarregar pdf (Página 26)

Chapter 4 – Call Control Commands

Multi-Tech Systems, Inc. CDMA AT Commands Reference Guide (PN S000294K) 26

Microphone Gain +VGT

Description: This command sets the microphone gain of the current audio path.

Values: <MicGain> value to Microphone relative gain:

AT+VGT Value Microphone Relative Gain Step (dB)

0 -2

1 +6

2 +8

3 +16

Syntax: Command syntax: AT+VGT=<MicGain>

Command Possible Responses

AT+VGT=2 OK

Note: Command valid

AT+VGT?

Note: Interrogate value

+VGT: 2

Note: Current value

AT+VGT=?

Note: Test command

+VGT : (0-3)

Note: Possible values

Volume Gain Control +VGR

Description: This command is used by the application to tune the receive gain of the speaker. If the modem is in the Idle

state, it will generate an audible tone at the selected volume.

Values: <RGain> value to Speaker relative gain:

AT+VGR Value Speaker Relative Gain Step (dB)

0 Mute

1 -23

2 -17

3 -11

4 -5

Syntax: Command syntax: AT+VGR=<Rgain>

Command Possible Responses

AT+VGR=2 OK

Note: Command valid

AT+VGR?

Note: Interrogate value

+VGR: 2

Note: Current value

AT+VGR=?

Note: Test command

+VGR : (0-4)

Note: Possible values; default: 3

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