STAC9227 Datasheet, PDF (49/237 Pages) Integrated Device Technology – 8-CHANNEL HIGH DEFINITION AUDIO CODEC

STAC9227/9228/9229/9230
8-CHANNEL HIGH DEFINITION AUDIO CODEC
PC AUDIO
6.2.18. AFG GPIOSticky
Get
Set1
Table 47. AFG GPIOSticky Command Verb Format
Verb ID
Payload
Response
F1A
00
See bitfield table.
71A
See bits [7:0] of bitfield table.
0000_0000h
Bit
[31:5]
[4]
[3]
[2]
Table 48. AFG GPIOSticky Command Response Format
Bitfield Name
RW
Reset
Description
Rsvd
R
0x0
Reserved
Mask4
GPIO4 input type (when configured as
input):
0 = Non-Sticky (level-sensitive);
RW
0x0
1 = Sticky (edge-sensitive).
Sticky inputs are cleared by writing zero to
corresponding bit of GPIO Data register.
GPIOPolarity determines rising or falling
edge sensitivity.
Mask3
GPIO3 input type (when configured as
input):
0 = Non-Sticky (level-sensitive);
RW
0x0
1 = Sticky (edge-sensitive).
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);
RW
0x0
1 = Sticky (edge-sensitive).
Sticky inputs are cleared by writing zero to
corresponding bit of GPIO Data register.
GPIOPolarity determines rising or falling
edge sensitivity.
IDT™ 8-CHANNEL HIGH DEFINITION AUDIO CODEC
49
IDT CONFIDENTIAL
STAC9227/9228/9229/9230V 1.0 MARCH 2007