STAC9227 Datasheet, PDF (47/237 Pages) Integrated Device Technology – 8-CHANNEL HIGH DEFINITION AUDIO CODEC

STAC9227/9228/9229/9230
8-CHANNEL HIGH DEFINITION AUDIO CODEC
PC AUDIO
6.2.16. AFG GPIOWakeEn
Table 43. AFG GPIOWakeEn Command Verb Format
Verb ID
Payload
Response
Get
F18
00
See bitfield table.
Set1
718
See bits [7:0] of bitfield table.
0000_0000h
Bit
[31:5]
[4]
[3]
[2]
[1]
[0]
Table 44. AFG GPIOWakeEn Command Response Format
Bitfield Name
RW
Reset
Description
Rsvd
R
0x0
Reserved
Wake enable for GPIO4:
0 = wake-up event is disabled;
W4
RW
0x0
1 = when Azalia link is powered down
(RST# is asserted), a wake-up event will
trigger a Status Change Request event on
the link.
Wake enable for GPIO3:
0 = wake-up event is disabled;
W3
RW
0x0
1 = when Azalia 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 Azalia 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 Azalia 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 Azalia link is powered down
(RST# is asserted), a wake-up event will
trigger a Status Change Request event on
the link.
IDT™ 8-CHANNEL HIGH DEFINITION AUDIO CODEC
47
IDT CONFIDENTIAL
STAC9227/9228/9229/9230V 1.0 MARCH 2007