STAC9200 Datasheet, PDF (37/126 Pages) Integrated Device Technology – 2-CHANNEL HIGH DEFINITION AUDIO CODEC

STAC9200/9200D
2-CHANNEL HIGH DEFINITION AUDIO CODEC
PC AUDIO
Table 41. AFG GPIOUnsolEn Command Response Format
Bit
Bitfield Name
RW
Reset
Description
Unsolicited enable mask for GPIO2. If set, and the
[2]
Mask2
RW
0x0
Unsolicited Response control for this widget has been
enabled, an unsolicited response will be sent when
GPIO2 is configured as input and changes state.
Unsolicited enable mask for GPIO1. If set, and the
[1]
Mask1
RW
0x0
Unsolicited Response control for this widget has been
enabled, an unsolicited response will be sent when
GPIO1 is configured as input and changes state.
Unsolicited enable mask for GPIO0. If set, and the
[0]
Mask0
RW
0x0
Unsolicited Response control for this widget has been
enabled, an unsolicited response will be sent when
GPIO0 is configured as input and changes state.
5.4.17. AFG GPIOSticky
Table 42. 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
Bit
[31.:4]
[3]
[2]
Table 43. AFG GPIOSticky Command Response Format
Bitfield Name
RW
Reset
Description
Rsvd
R
0x0
Reserved
Mask3
GPIO3 input type (when configured as input):
0= Non-Sticky (level-sensitive);
1= Sticky (edge-sensitive).
RW
0x0
Sticky inputs are cleared by writing zero to
corresponding bit of GPIO Data register.
GPIOPolarity determines rising or falling edge
sensitivity.
Mask2
GPIO2 input type (when configured as input):
0= Non-Sticky (level-sensitive);
1= Sticky (edge-sensitive).
RW
0x0
Sticky inputs are cleared by writing zero to
corresponding bit of GPIO Data register.
GPIOPolarity determines rising or falling edge
sensitivity.
IDT™ 2-CHANNEL HIGH DEFINITION AUDIO CODEC
37
IDT CONFIDENTIAL
STAC9200/9200D
V 1.4 12/06