92hd81 Integrated Device Technology, 92hd81 Datasheet - Page 62

• 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
Mute
Rsvd3
StepSize
Rsvd2
NumSteps
Rsvd1
Offset
Field Name
EPSS
ClkStop
Reg
Get
Set
7.4.6.
Byte 4 (Bits 31:24)
AFG (NID = 01h): PwrStateCap
Bits
31
Mute support: 1 = yes, 0 = no.
30:23
Reserved.
22:16
Size of each step in the gain range: 0 to 127 = .25dB to 32dB, in .25dB steps.
15
Reserved.
14:8
Number of gains steps (number of possible settings - 1).
7
Reserved.
6:0
Indicates which step is 0dB
Bits
31
Extended power states support: 1 = yes, 0 = no.
30
D3 clock stop support: 1 = yes, 0 = no.
Byte 3 (Bits 23:16)
R/W
R
R
R
R
R
R
R
R/W
R
R
F000Fh
Default
0h
00h
27h
0h
03h
0h
00h
Default
1h
1h
62
Byte 2 (Bits 15:8)
Reset
N/A (Hard-coded)
N/A (Hard-coded)
N/A (Hard-coded)
N/A (Hard-coded)
N/A (Hard-coded)
N/A (Hard-coded)
N/A (Hard-coded)
Reset
N/A (Hard-coded)
N/A (Hard-coded)
92HD81
Byte 1 (Bits 7:0)
PC AUDIO
V 0.97 01/09