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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 18 198 9 10 11
4
3
4 5 6 7
2
0 1 2 3
1
5
67
8
EVENT
24 25 26 27 28 29 30 3112 13 14 15
BIT VALUE
0 1 1 01 0 0 01 0 1 11 0 1 1
0 0 11
1 1 1 0
1 1 1 0 0 0 0 0
HEX VALUE
HEX DIGIT LOCATION
BB
8
6
3
E
E
0
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
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