92hd91 Integrated Device Technology, 92hd91 Datasheet - Page 94

• Manufacturer Part Number: 92hd91
• Description: Single Chip Pc Audio System Codec+speaker Amplifier+capless Hp+ldo
• Manufacturer: Integrated Device Technology

92HD91
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
IDT CONFIDENTIAL
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
Field Name
VrefCntrl
Rsvd1
BalancedIO
InCap
OutCap
HdphDrvCap
PresDtctCap
TrigRqd
ImpSenseCap
Reg
Get
Set
7.5.2.
Byte 4 (Bits 31:24)
PortA (NID = 0Ah): ConLst
Bits
15:8
Vref support:
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
Reserved.
6
Balanced I/O support: 1 = yes, 0 = no.
5
Input support: 1 = yes, 0 = no.
4
Output support: 1 = yes, 0 = no.
3
Headphone amp present: 1 = yes, 0 = no.
2
Presence detection support: 1 = yes, 0 = no.
1
Trigger required for impedance sense: 1 = yes, 0 = no.
0
Impedance sense support: 1 = yes, 0 = no.
bit 7 = Reserved
bit 6 = Reserved
Byte 3 (Bits 23:16)
R/W
R
R
R
R
R
R
R
R
R
F000Eh
Default
17h
0h
0h
1h
1h
1h
1h
0h
0h
94
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)
N/A (Hard-coded)
N/A (Hard-coded)
Byte 1 (Bits 7:0)
V 0.91 10/10
92HD91