CS4207 Datasheet, PDF (89/144 Pages) Cirrus Logic – Low-power, 4-in / 6-out HD Audio CODEC with Headphone Amp

6.9.9
Pin Sense
Get Parameter Command Format:
Bits [31:28]
CAd = X
Bits [27:20]
Node ID = 0Ah
Set Parameter Command Format:
Bits [31:28]
CAd = X
Bits [27:20]
Node ID = 0Ah
Get Response Format:
Bits
Type
31
Read Only
30:0
Read Only
Set Parameter ID [7:0] Format:
Bits
Type
7:1
Write Only
0
Write Only
6.9.10 EAPD/BTL Enable
Get Parameter Command Format:
Bits [31:28]
CAd = X
Bits [27:20]
Node ID = 0Ah
Set Parameter Command Format:
Bits [31:28]
CAd = X
Bits [27:20]
Node ID = 0Ah
Get Response Format:
Bits
31:3
2
1
Type
Read Only
Read Only
Read Only
0
Read/Write
CS4207
Bits [19:8]
Verb ID = F09h
Bits [7:0]
Parameter ID = 00h
Bits [19:8]
Verb ID = 709h
Bits [7:0]
Parameter ID = xxh
Default
0b
0
Description
Presence Detect (PDET): A ‘1’ indicates that
there is “something” plugged into the jack associ-
ated with the Pin Widget. A ‘0’ indicates that
nothing is plugged in.
Impedance Sense (IMPS): Not valid since the
widget is not capable of impedance sensing.
Default
0000000b
0b
Description
Reserved
Right Channel (RCHAN): The write to this bit is
ignored since the widget is not capable of imped-
ance sensing.
Bits [19:8]
Verb ID = F0Ch
Bits [7:0]
Parameter ID = 00h
Bits [19:8]
Verb ID = 70Ch
Bits [7:0]
Parameter ID = xxh
Default
0
0b
0b
0b
Description
Reserved
L-R Swap: Not valid since the widget is not
capable of left/right swapping.
EAPD: EAPD is not supported by this pin widget.
BTL: controls the output configuration of a Pin
Widget which has indicated support for balanced
I/O (bit 6, Pin Capabilities Parameter). When this
bit is 0, the output drivers are configured in nor-
mal, single-ended mode; when this bit is 1, they
are configured in balanced mode.
DS880F1
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