Intel MD566X User Manual

Page 87

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56K V.92 Data, Fax, and Voice Chipset

Programmer’s Guide

Intel Confidential

87

The following example shows how to read the string.

+VGM=n

128

Speakerphone Microphone Gain: This command sets the speakerphone’s mi-
crophone gain.

n = 121–131

n = 128*

Nominal value

+VGR=n

128

Receive Gain Selection: This command sets the recording level for the mo-
dem’s voice mode. A different recording level may be needed for each type of re-
cording device. This includes telephone line, local handset, local telephone, or
microphone.

n = 121-131

n = 128*

Nominal recording level

+VGS=n

128

Speakerphone Speaker Gain: This command sets the speakerphone’s speaker
gain.

n = 121-131

Default: n = 128*

n = 121

Gain smaller than normal

n = 131

Gain larger than normal

+VGT=n

128

Volume Selection: This command sets the volume level for the modem’s play-
back voice mode. A different playback level may be needed for each type of play-
back device (telephone line, local handset, local telephone, or speaker).

n = 121-131

n = 128*

Nominal transmit level

Table 6-1.

Voice Mode Command Descriptions (Continued)

16 17 18 19

8 9 10 11

4

3

4 5 6 7

2

0 1 2 3

1

5

6

7

8

EVENT

24 25 26 27

28 29 30 31

12 13 14 15

BIT VALUE

0 1 1 0

1 0 0 0

1 0 1 1

1 0 1 1

0 0 11

1 1 1 0

1 1 1 0

0 0 0 0

HEX VALUE

HEX DIGIT LOCATION

B

B

8

6

3

E

E

0

}

}

}

}

}

}

}

}

}

}

}

}

}

}

}

}

20 21 22 23

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