Cirrus Logic CS4207 - Manual (Page 118)

118 DS880F4
CS4207
Unsolicited Response Format:
6.13.7 Pin Sense
Get Parameter Command Format:
Set Parameter Command Format:
Get Response Format:
Pin Sense Execute Format:
5:0 Read/Write 000000b
Tag: Is a 6-bit value assigned and used by soft-
ware to determine what codec node generated
the unsolicited response. The value programmed
into the Tag field is returned in the top 6 bits
(31:26) of every Unsolicited Response gener-
ated by this node.
Bits [31:26] Bits [25:0]
Tag Response
Bits [31:28] Bits [27:20] Bits [19:8] Bits [7:0]
CAd = X Node ID = 0Fh Verb ID = F09h Payload = 00h
Bits [31:28] Bits [27:20] Bits [19:8] Bits [7:0]
CAd = X Node ID = 0Fh Verb ID = 709h Payload = xxh
Bits Type Default Description
31 Read Only 0b
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.
30:0 Read Only 0
Impedance Sense (IMPS): Not valid since the
widget is not capable of impedance sensing.
Bits Type Default Description
7:1 Write Only 0000000b Reserved
0 Write Only 0b
Right Channel (RCHAN): A write to this bit is
ignored since the widget is not capable of imped-
ance sensing.
Bits Type Default Description