92HD99B Datasheet, PDF (94/225 Pages) Integrated Device Technology – SINGLE CHIP PC AUDIO SYSTEM

92HD99
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
Field Name
AmpParOvrd
OutAmpPrsnt
InAmpPrsnt
Stereo
Bits
R/W
Default
Reset
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).
7.6.1. PortB (NID = 0Bh): PinCap
Reg Byte 4 (Bits 31:24) Byte 3 (Bits 23:16) Byte 2 (Bits 15:8)
Set
Get
F000Ch
Byte 1 (Bits 7:0)
Field Name
Rsvd2
EapdCap
VrefCntrl
Rsvd1
Bits
R/W
Default
31:17
R
0000h
Reserved.
16
R
1h
EAPD support: 1 = yes, 0 = no.
15:8
R
00h
Vref support:
bit 7 = Reserved
bit 6 = Reserved
bit 5 = 100% support (1 = yes, 0 = no)
bit 4 = 80% support (1 = yes, 0 = no)
bit 3 = Reserved
bit 2 = GND support (1 = yes, 0 = no)
bit 1 = 50% support (1 = yes, 0 = no)
bit 0 = Hi-Z support (1 = yes, 0 = no)
7
R
0h
Reserved.
Reset
N/A (Hard-coded)
N/A (Hard-coded)
N/A (Hard-coded)
N/A (Hard-coded)
IDT CONFIDENTIAL
94
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
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92HD99