92hd81 Integrated Device Technology, 92hd81 Datasheet - Page 85

• Manufacturer Part Number: 92hd81
• Description: Single Chip Pc Audio System
• Manufacturer: Integrated Device Technology

SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
92HD81
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
Field Name
Reserved
AntiPopBypass
Field Name
Rsvd1
Execute
Reg
Reg
Get
Get
Set
Set
7.4.30. AFG (NID = 01h): Reset
7.4.31. AFG (NID = 01h): AuxAudio
Byte 4 (Bits 31:24)
Byte 4 (Bits 31:24)
Bits
1
Revisions YC & prior was capless headphone amplifier gain. This bit is no
longer neded..
0
Revision YC & prior was capless headphone again. This bit has been repur-
posed for Anti-Pop bypass..
Bits
31:8
Reserved.
7:0
Function Reset. Function Group reset is executed when the Set verb 7FF is
written with 8-bit payload of 00h. The codec should issue a response to ac-
knowledge receipt of the verb, and then reset the affected Function Group and
all associated widgets to their power-on reset values. Some controls such as
Configuration Default controls should not be reset. Overlaps Response.
Byte 3 (Bits 23:16)
Byte 3 (Bits 23:16)
R/W
R
RW
R/W
R
W
FFF00h
F7400h
Default
0h
0h
Default
000000h
00h
85
Byte 2 (Bits 15:8)
Byte 2 (Bits 15:8)
Reset
POR
POR
Reset
N/A (Hard-coded)
N/A (Hard-coded)
92HD81
Byte 1 (Bits 7:0)
Byte 1 (Bits 7:0)
7FFh
774h
PC AUDIO
V 0.97 01/09