STAC9220 Datasheet, PDF (48/172 Pages) Integrated Device Technology – 8-CHANNEL HIGH DEFINITION AUDIO CODEC

STAC9220/9221/9223
8-CHANNEL HIGH DEFINITION AUDIO CODEC
PC AUDIO
Bit
[31:4]
[3]
[2]
[1]
[0]
Table 45. AFG GPIOWakeEn Command Response Format
Bitfield Name
RW
Reset
Description
Rsvd
R
0x0
Reserved
Wake enable for GPIO3:
0 = wake-up event is disabled;
W3
RW
0x0
1 = when HD Audio link is powered down
(RST# is asserted), a wake-up event will trigger
a Status Change Request event on the link.
Wake enable for GPIO2:
0 = wake-up event is disabled;
W2
RW
0x0
1 = when HD Audio link is powered down
(RST# is asserted), a wake-up event will trigger
a Status Change Request event on the link.
Wake enable for GPIO1:
0 = wake-up event is disabled;
W1
RW
0x0
1 = when HD Audio link is powered down
(RST# is asserted), a wake-up event will trigger
a Status Change Request event on the link.
Wake enable for GPIO0:
0 = wake-up event is disabled;
W0
RW
0x0
1 = when HD Audio link is powered down
(RST# is asserted), a wake-up event will trigger
a Status Change Request event on the link.
6.5.18. AFG GPIOUnsol
Table 46. AFG GPIOUnsol AFG GPIOUnsol Command Verb Format
Verb ID
Payload
Response
Get
F19
00
See bitfield table
Set1
719
See bits [7:0] of bitfield table
0000_0000h
IDT™
8-CHANNEL HIGH DEFINITION AUDIO CODEC
48
STAC9220/9221/9223
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