CS4207 Datasheet, PDF (98/144 Pages) Cirrus Logic – Low-power, 4-in / 6-out HD Audio CODEC with Headphone Amp

CS4207
3
Read Only
0b
Headphone Drive Capable (HDC): Widget is
not capable of driving headphones directly.
Presence Detect Capable (PDC): This bit is ‘1’
2
Read Only
1b
to indicate that the widget is capable of perform-
ing presence detect to determine whether there
is anything plugged in.
1
Read Only
0b
Trigger Required (TR): Trigger is not required
for an impedance measurement.
Impedance Sense Capable (ISC): This bit is ‘0’
0
Read Only
0b
to indicate that the widget does not support
impedance sense on the attached peripheral.
6.11.4 Input Amplifier Capabilities
Get Parameter Command Format:
Bits [31:28]
CAd = X
Bits [27:20]
Line In 1 Node ID=0Ch
Mic In 1 Node ID=0Dh
Bits [19:8]
Verb ID = F00h
Bits [7:0]
Parameter ID = 0Dh
Response Format:
Bits
31
30:23
22:16
15
14:8
7
6:0
Type
Read Only
Read Only
Read Only
Read Only
Read Only
Read Only
Read Only
Default
0b
00000000b
0100111b
0b
0000011b
0b
0000000b
Description
Mute Capable (MC): Does not support mute.
Reserved
Step Size (SS): Indicates that the size of each
amplifier’s step gain is 10dB
Reserved
Number of Steps (NOS): There are 4 gain
steps; 0dB, +10dB, +20dB, and +30dB.
Reserved
Offset (OFST): Indicates that if “0000000b” is
programmed into the Amplified Gain Control, it
would result in a gain of 0dB.
6.11.5 Supported Power States
Get Parameter Command Format:
Bits [31:28]
CAd = X
Bits [27:20]
Line In 1 Node ID=0Ch
Mic In 1 Node ID=0Dh
Bits [19:8]
Verb ID = F00h
Bits [7:0]
Parameter ID = 0Fh
Response Format:
Bits
31
Type
Read Only
30
Read Only
29:5
Read Only
4
Read Only
Default
1b
0b
000000h
0b
Description
EPSS Supported. Indicates that this pin wid-
get supports additional capabilities allowing
better low power operation.
Reserved
Reserved
D4 is not Supported
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DS880F1