CS4205 Datasheet, PDF (47/80 Pages) Cirrus Logic – CrystalClear Audio Codec 97 with Portable Computing

CS4205
5.32 Serial Data Port Volume Control Registers (Index 6Eh, Address 06h - 07h)
D15 D14 D13 D12 D11 D10 D9 D8 D7
Mute 0 GL5 GL4 GL3 GL2 GL1 GL0 0
D6 D5 D4 D3 D2 D1 D0
0 GR5 GR4 GR3 GR2 GR1 GR0
Mute
Serial Data Port Mute. Setting this bit mutes the respective input signal, both left and right
inputs.
GL[5:0]
Left Volume Control. The GL[5:0] bits are used to control the serial data port left channel out-
put volume. Each step corresponds to 1 dB gain adjustment. The total range is 0 dB to -63 dB
gain.
GR[5:0]
Right Volume Control. The GR[5:0] bits are used to control the serial data port right channel
output volume. Each step corresponds to 1 dB gain adjustment. The total range is 0 dB to
-63 dB gain.
Default
8000h. This value corresponds to 0 dB gain and Mute ‘set’.
The Serial Data Port Volume Control Registers are listed in Table 18.
Register Address Function
06h
SDOUT Volume
07h
SDO2 Volume
Table 18. Serial Port Volume Control Register Index
DS489PP2
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