W83971D Datasheet, PDF (20/58 Pages) Winbond – AC97 AUDIO CODEC

Preliminary W83971D
6.10.2 6.10.2 GL[4:0] Left Channel Gain Control
These five bits select the gain applied to the LEFT channel of the Line Input signal. The gain is
programmable from -34.5dB to 12dB in 1.5dB increments, providing a total of 32 programmable
levels.
Please refer to Programmable Input and Output Gain Levels .
6.10.3 GR[4:0] Right Channel Gain Control
These five bits select the gain applied to the RIGHT channel of the Line Input signal. The gain is
programmable from -34.5dB to 12dB in 1.5dB increments, providing a total of 32 programmable
levels.
Please refer to Programmable Input and Output Gain Levels .
6.11 Auxiliary Input Control Register (Index 16h)
D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 Default
Reg#
16h Mute
GL4 GL3 GL2 GL1 GL0
GR4 GR3 GR2 GR1 GR0 8808h
6.11.1 Mute Line Input Mute Control
"1" : Mute enabled
"0" : Mute disabled
6.11.2 GL[4:0] Left Channel Gain Control
These five bits select the gain applied to the LEFT channel of the Line Input signal. The gain is
programmable from -34.5dB to 12dB in 1.5dB increments, providing a total of 32 programmable
levels.
Please refer to Programmable Input and Output Gain Levels .
6.11.3 GR[4:0] Right Channel Gain Control
These five bits select the gain applied to the RIGHT channel of the Line Input signal. The gain is
programmable from -34.5dB to 12dB in 1.5dB increments, providing a total of 32 programmable
levels.
Please refer to Programmable Input and Output Gain Levels .
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