WM8850
Pre-Production
GET CONNECTION LIST ENTRY VERB
Verb ID
Payload [7:0]
Response[31:0]
Get
F02h
00h
Bits [31:0] in the table below
Bit
Bitfield Name
RW
R
Default
00h
Description
[31:24]
[23:16]
[15:8]
[7:0]
Conn List Entry 3
Conn List Entry 2
Conn List Entry 1
Conn List Entry 0
Unused connection list entry
Unused connection list entry
Unused connection list entry
R
00h
R
00h
R
06h
Indicates that the Port-A Pin Widget connects to the DAC1 Widget (NID =
06h)
PIN WIDGET CONTROL VERB
Verb ID
F07h
Payload [7:0]
00h
Response[31:0]
Get
Set
Bits [31:0] in the table below
00000000h
707h
Bits [7:0] in the table below
Bit
Bitfield Name
Rsvd
RW
R
Default
000000h
0h
Description
[31:8]
[7]
Reserved
H-Phn Enable
RW
Headphone amplifier enable:
0 = Disable
1 = Enable
Note: If the H-Phn Enable register is set to 1, the actual gain setting
applied has an offset of −8dB from the setting configured by the Gain
register in the DAC1 Amplifier Gain/Mute Verb.
[6]
Out Enable
RW
1
Controls the output path:
0 = Output path is disabled
1 = Output path is enabled
Not applicable for Port-A
Reserved
[5]
In Enable
Rsvd
R
R
R
0
[4:3]
[2:0]
0h
0h
VRefEn
Selectable VRef not supported
UNSOLICITED RESPONSE VERB
Verb ID
F08h
Payload [7:0]
00h
Response[31:0]
Get
Set
Bits [31:0] in the table below
00000000h
708h
Bits [7:0] in the table below
Bit
Bitfield Name
Rsvd
RW
R
Default
000000h
0
Description
[31:8]
[7]
Reserved
Enable
RW
0 = Unsolicited Responses disabled for this node
1 = Unsolicited Responses enabled for this node
Reserved
[6]
Rsvd
Tag
R
0
[5:0]
RW
11h
A software programmable tag value that is returned in the top six bits
(31:26) of every Unsolicited Response from this node.
The default for Tag is equal to the Node ID.
Note: The Unsolicited Response for the AFG node is defined in the “Unsolicited Responses” section.
PP, April 2011, Rev 3.2
180
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
