STAC9202 Datasheet, PDF (33/135 Pages) Integrated Device Technology – 2-CHANNEL HIGH DEFINITION AUDIO CODEC WITH

STAC9202
2-CHANNEL HIGH DEFINITION AUDIO CODEC WITH DUAL DIGITAL MICROPHONE INTERFACES
PC AUDIO
5.4.15. AFG GPIOWake
Get
Set1
Table 38. AFG GPIOWake Command Verb Format
Verb ID
Payload
F18
00
718
See bits [7:0] of bitfield table
Response
See bitfield table
0000_0000h
Bit
[31:4]
[3]
[2]
[1]
[0]
Table 39. AFG GPIOWake Command Response Format
Bitfield Name RW Reset
Description
Rsvd
R
0x0 Reserved
Wake enable for GPIO3:
0 = wake-up event is disabled;
En3
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;
En2
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;
En1
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;
En0
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.
5.4.16. AFG GPIOUnsolEn
Table 40. AFG GPIOUnsolEn 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™ 2-CHANNEL HIGH DEFINITION AUDIO CODEC WITH DUAL DIGITAL MICROPHONE INTERFACES 33
IDT CONFIDENTIAL
STAC9202
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