Multi-tech-systems CDMA Wireless Modem Manual do Utilizador Página 40

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Chapter 5 – Call Control Commands
Multi-Tech Systems, Inc. CDMA Wireless AT Commands - PN S000294C 40
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
OK
Note: Current value
AT+VGT=?
Note: Test command
+VGT : (0-3)
OK
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
OK
Note: Current value
AT+VGR=?
Note: Test command
+VGR : (0-4)
OK
Note: Possible values; default: 3
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