CS4207-CNZ Datasheet, PDF (47/148 Pages) Cirrus Logic – Low-power, 4-in / 6-out HD Audio Codec with Headphone Amp

Response Format:
Bits
31:3
2
1
0
Type
Read Only
Read Only
Read Only
Read Only
CS4207
Default
0
0b
0b
1b
Description
Reserved
AC-3 (AC3): AC-3 data is not supported.
Float32 (FLT32): Float32 formatted data is not
supported on this widget.
Pulse Code Modulation (PCM): PCM formatted
data is supported on this widget.
6.4.4
Supported Power States
Get Parameter Command Format:
Bits [31:28]
CAd = X
Bits [27:20]
DAC1 Node ID=02h
DAC2 Node ID=03h
DAC3 Node ID=04h
Response Format:
Bits
31
Type
Read Only
30:4
Read Only
3
Read Only
2
Read Only
1
Read Only
0
Read Only
Bits [19:8]
Verb ID = F00h
Bits [7:0]
Parameter ID = 0Fh
Default
1b
0000000h
1b
0b
0b
1b
Description
EPSS: Converter widget supports extended
power states.
Reserved
D3Sup: D3hot operation is supported.
D2Sup: D2 operation is not supported.
D1Sup: D1 operation is not supported.
D0Sup: D0 operation is supported.
6.4.5
Output Amplifier Capabilities
Get Parameter Command Format:
Bits [31:28]
CAd = X
Bits [27:20]
DAC1 Node ID=02h
DAC2 Node ID=03h
DAC3 Node ID=04h
Response Format:
Bits
31
30:23
22:16
15
Type
Read Only
Read Only
Read Only
Read Only
14:8
Read Only
7
Read Only
6:0
Read Only
Bits [19:8]
Verb ID = F00h
Bits [7:0]
Parameter ID = 12h
Default
1b
00000000b
0000001b
0b
1111111b
0b
1110011b
Description
Mute Capable (MC): This widget supports mute.
Reserved
Step Size (SS): Indicates that the size of each
amplifier’s step gain is 0.5 dB.
Reserved
Number of Steps (NOS): Indicates there are
128 gain steps; Attenuation range is from +6 dB
to -57.5 dB in 0.5 dB steps.
Reserved
Offset (OFST): Indicates that if “1110011b” is
programmed into the Amplified Gain Control, it
would result in a gain of 0 dB.
DS880F4
47