STAC9220 Datasheet, PDF (49/172 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 47. AFG GPIOUnsol Command Response Format
Bitfield Name
RW
Reset
Description
Rsvd
R
0x0
Reserved
EnMask3
Unsolicited enable mask for GPIO3. If set, and
the Unsolicited Response control for this widget
RW
0x0
has been enabled, an unsolicited response will
be sent when GPIO3 is configured as input and
changes state.
EnMask2
Unsolicited enable mask for GPIO2. If set, and
the Unsolicited Response control for this widget
RW
0x0
has been enabled, an unsolicited response will
be sent when GPIO2 is configured as input and
changes state.
EnMask1
Unsolicited enable mask for GPIO1. If set, and
the Unsolicited Response control for this widget
RW
0x0
has been enabled, an unsolicited response will
be sent when GPIO1 is configured as input and
changes state.
EnMask0
Unsolicited enable mask for GPIO0. If set, and
the Unsolicited Response control for this widget
RW
0x0
has been enabled, an unsolicited response will
be sent when GPIO0 is configured as input and
changes state.
6.5.19. AFG GPIOSticky
Table 48. AFG GPIOSticky Command Verb Format
Verb ID
Payload
Get
F1A
00
Set1
71A
See bits [7:0] of bitfield table
Response
See bitfield table
0000_0000h
IDT™
8-CHANNEL HIGH DEFINITION AUDIO CODEC
49
STAC9220/9221/9223
V 0.96 102706