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92HD99B Datasheet, PDF (205/225 Pages) Integrated Device Technology – SINGLE CHIP PC AUDIO SYSTEM
92HD99
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
Field Name
ProcWidget
Stripe
FormatOvrd
AmpParOvrd
OutAmpPrsnt
InAmpPrsnt
Stereo
Bits
R/W
Default
Reset
6
R
0h
N/A (Hard-coded)
Processing state support: 1 = yes, 0 = no.
5
R
0h
N/A (Hard-coded)
Striping support: 1 = yes, 0 = no.
4
R
0h
N/A (Hard-coded)
Stream format override: 1 = yes, 0 = no.
3
R
0h
N/A (Hard-coded)
Amplifier capabilities override: 1 = yes, no.
2
R
0h
N/A (Hard-coded)
Output amp present: 1 = yes, 0 = no.
1
R
0h
N/A (Hard-coded)
Input amp present: 1 = yes, 0 = no.
0
R
1h
N/A (Hard-coded)
Stereo stream support: 1 = yes (stereo), 0 = no (mono).
All registers are available when in normal mode through the HD Audio interface. Most are
implemented using vendor defined verbs but some (volume controls specifically) are sup-
ported through standard verbs at the pin widgets
7.29.1. AdvancedFunctions (NID = 22h): Cntrl0
Reg Byte 4 (Bits 31:24) Byte 3 (Bits 23:16) Byte 2 (Bits 15:8)
Byte 1 (Bits 7:0)
Set
770h:&7AFh
Get
F7700h: 7AF0h
This register is reset by POR.
Field Name
Rsvd
Value
Bits
R/W
Default
31:8
R
000000h
Reserved.
7:0
RW
0h
Contrl register value of module
Reset
N/A (Hard-coded)
POR - DAFG - ULR
IDT CONFIDENTIAL
205
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
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92HD99