stac9272 Integrated Device Technology, stac9272 Datasheet - Page 40

• Manufacturer Part Number: stac9272
• Description: 10-channel High Definition Audio Codec
• Manufacturer: Integrated Device Technology

IDT™
STAC9271/9272/9273/9274
10-CHANNEL HIGH DEFINITION AUDIO CODEC
10-CHANNEL HIGH DEFINITION AUDIO CODEC
6.2.9.
AFG GPIOCnt
[29.:24]
[23.:16]
[15.:8]
[7.:0]
Bit
[1]
[0]
[31]
[30]
Bit
Get
Bitfield Name
Bitfield Name
D1Sup
D0Sup
NumGPIOs
NumGPOs
NumGPIs
GPIWake
GPIUnsol
Rsvd
Table 29. AFG SupPwrState
Table 31. AFG GPIOCnt
Table 30. AFG GPIOCnt
RW
R
R
IDT CONFIDENTIAL
RW
R
R
R
R
R
R
Verb ID
Reset
0x1
0x1
F00
40
0x03 = 48 pin
Reset
Power State D1 is supported. Allows for lowest possible
power consuming state from which it can return to fully on
state within 10ms, excepting analog pass-through circuits
which must remain fully on.
Power State D0 is supported. Node power state is fully on.
0x00
0x00
0x1
0x1
0x0
Command Response Format
Command Response Format
Command Verb Format
Wake capability. Assuming the Wake Enable
Mask controls are enabled, GPIO's configured
as inputs can cause a wake (generate a
Status Change event on the link) when there
is a change in level on the pin.
Unsolicited Response capability. Assuming
the Unsolicited Enable Mask controls are
enabled, GPIO's configured as inputs can
generate an Unsolicited Response on the link
when there is a change in level on the pin.
Reserved
Number of GPI pins supported by function
Number of GPO pins supported by function
Number of GPIO pins supported by function
Payload
11
STAC9271/9272/9273/9274 V 1.0 MARCH2007
Description
Description
See bitfield table.
Response
PC AUDIO