Pre-Production
WM8850
00h
01h
02h
03h
04h
05h
06h
07h
08h
09h
0Ah
0Bh
0Ch
0Dh
0Eh
0Fh
10h
11h
12h
13h
14h
15h
16h
17h
GET PARAMETER VERB
Verb ID
F00h
Payload [7:0]
Response[31:0]
Get
Parameter ID (PID)
Parameter Value
Audio Widget Capabilities Parameter (PID = 09h)
Bit
Bitfield Name
Rsvd
RW
R
R
R
R
R
R
R
R
R
R
R
R
R
Default
Description
[31:24]
[23:20]
[19:16]
[15:12]
[11]
[10]
[9]
00h
0h
0h
0h
0
Reserved
Type
Indicates that this is an Audio Output Widget
Latency not reported
Delay
Rsvd
Reserved
L-R Swap
PowerCntrl
Digital
Left/Right swap capability not supported
Indicates that the Power State Verb is supported in this widget
Indicates that this widget is translating analogue data
Indicates that a connection list is not present
Widget supports Unsolicited Responses
Widget does not have processing capabilities
Widget does not support striping
1
0
[8]
Conn List
Unsol Capable
ProcWidget
Stripe
0
[7]
1
[6]
0
[5]
0
[4]
Format Override
1
Widget has a subset of the supported rates defined for the AFG
The AFG amplifier parameters are used for this widget
[3]
Amp Parameter
Override
0
[2]
[1]
[0]
Out Amp Present
In Amp Present
Stereo
R
R
R
1
0
1
Output amplifier is present in this widget
Input amplifier not present in this widget
Indicates that this is a stereo widget
Supported Rates Parameter (PID = 0Ah)
Bit
Bitfield Name
Rsvd
B32
B24
B20
B16
B8
RW
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
Default
Description
[31:21]
[20]
[19]
[18]
[17]
[16]
[15:12]
[11]
[10]
[9]
000h
1
Reserved
DAC3 supports 32-bit audio format
DAC3 supports 24-bit audio format
DAC3 supports 20-bit audio format
DAC3 supports 16-bit audio format
DAC3 does not support 8-bit audio format
Reserved
1
1
1
0
Rsvd
R12
R11
R10
R9
0h
0
DAC3 does not support 384 kHz sample rate
DAC3 supports 192 kHz sample rate
DAC3 supports 176.4 kHz sample rate
DAC3 supports 96 kHz sample rate
DAC3 supports 88.2 kHz sample rate
DAC3 supports 48 kHz sample rate
DAC3 supports 44.1 kHz sample rate
DAC3 supports 32 kHz sample rate
DAC3 supports 22.05 kHz sample rate
DAC3 supports 16 kHz sample rate
DAC3 supports 11.025 kHz sample rate
DAC3 supports 8 kHz sample rate
1
1
[8]
1
[7]
R8
1
[6]
R7
1
[5]
R6
1
[4]
R5
1
[3]
R4
1
[2]
R3
1
[1]
R2
1
[0]
R1
1
Supported Stream Formats Parameter (PID = 0Bh)
Bit
[31:3]
[2]
Bitfield Name
Rsvd
RW
R
Default
Description
00000000h Reserved
AC3
R
0
1
1
DAC3 does not support Dolby AC3 formatted data
[1]
Float32
PCM
R
DAC3 supports Float32 formatted data
DAC3 supports PCM formatted data
[0]
R
PP, April 2011, Rev 3.2
135
w
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
