CS4207 Datasheet, PDF (51/144 Pages) Cirrus Logic – Low-power, 4-in / 6-out HD Audio CODEC with Headphone Amp

CS4207
Set Input Amplifier (SIA): Determines if the
14
Write Only
0b
value programmed refers to the input amplifier.
This bit should always be ‘0’ since an input
amplifier is not present on this widget.
Set Left Amplifier (SLA): Selects the left chan-
13
Write Only
xb
nel (channel 0). A 1 indicates that the relevant
amplifier should accept the value being set. If
both bits are set, both amplifiers are set.
Set Right Amplifier (SRA): Selects the right
12
Write Only
xb
channel (channel 1). A 1 indicates that the rele-
vant amplifier should accept the value being set.
If both bits are set, both amplifiers are set.
Index (IDX): This field is used when program-
11:8
Write Only
0000b
ming the input amplifiers on Selector Widgets
and Sum Widgets. This field is ignored.
7
Write Only
xb
Mute (MUTE): When ‘1’, the Mute is active.
When ‘0’, the Mute is inactive.
6:0
Write Only
xxxxxxxb
Gain (GAIN): Specifies the amplifier gain in dB.
DS880F1
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