WM8860 Datasheet, PDF (174/184 Pages) Wolfson Microelectronics plc – Multi-Channel High Definition Audio CODEC

WM8860
Verb ID
Get
F00h
GET PARAMETER VERB
Payload [7:0]
Parameter ID (PID)
Response[31:0]
Parameter Value
Pre-Production
Audio Widget Capabilities Parameter (PID = 09h)
Bit
[31:24]
[23:20]
[19:16]
[15:12]
[11]
[10]
[9]
[8]
[7]
[6]
[5]
[4]
[3]
[2]
[1]
[0]
Bitfield Name
RW
Rsvd
R
Type
R
Delay
R
Rsvd
R
L-R Swap
R
PowerCntrl
R
Digital
R
Conn List
R
Unsol Capable
R
ProcWidget
R
Stripe
R
Format Override
R
Amp Parameter
R
Override
Out Amp Present R
In Amp Present
R
Stereo
R
Default
00h
4h
0h
0h
0
0
1
1
0
0
0
0
1
0
1
1
Description
Reserved
Indicates that this is a Pin Complex Widget
Latency not reported
Reserved
Left/Right swap capability not supported
Indicates that the Power State Verb is not supported in this widget
Indicates that this widget is translating digital data
Indicates that a connection list is present
Widget does not support Unsolicited Responses
Widget does not have processing capabilities
Widget does not support striping
Widget does not override the format defined for the AFG
The AFG amplifier parameters are overridden for this node
Output amplifier not present in this widget
Input amplifier is present in this widget
Indicates that this is a stereo widget
Pin Capabilities Parameter (PID = 0Ch)
Bit
[31:17]
[16]
[15:8]
[7]
[6]
[5]
[4]
[3]
[2]
[1]
[0]
Bitfield Name
RW
Rsvd
R
EAPD Capable
R
VRef Control
R
Rsvd
R
Balanced I/O
R
Pins
Input Capable
R
Output Capable
R
Headphone
R
Drive Capable
Presence Detect
R
Capable
Trigger Required
R
Impedance
R
Sense Capable
Default
0000h
0
00h
0
0
1
1
0
0
0
0
Description
Reserved
Widget does not support an EAPD pin
VRef not supported for digital inputs
Reserved
Indicates that this widget does not have balanced pins
Indicates that this widget is input capable
Indicates that this widget is output capable
Not applicable as this in an input port
Presence detection not supported
Impedance measurement not supported
Impedance measurement not supported
Input Amplifier Capabilities Response Format (PID = 0Dh)
Bit
[31]
[30:23]
[22:16]
[15]
[14:8]
[7]
[6:0]
Bitfield Name
Mute Capable
Rsvd
Step Size
Rsvd
Num Steps
Rsvd
Offset
RW Default Description
R
1
DMIC Amplifiers are capable of hard-mute
R
00h
Reserved
R
01h
Gain step size is 0.5dB
R
0
Reserved
R
58h
Number of steps in gain range is 89 (−12dB to +32dB)
R
0
Reserved
R
18h
The step number that 0dB corresponds to is 18h
w
PP, April 2011, Rev 3.2
174