92hd87b4x5ndg Integrated Device Technology, 92hd87b4x5ndg Datasheet - Page 55

• Manufacturer Part Number: 92hd87b4x5ndg
• Description: Single Chip Pc Audio System Codec+stereo Speaker Amplifier+capless Hp+ldo
• Manufacturer: Integrated Device Technology

IDT PROPRIETARY / IDT
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
92HD87
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
Field Name
PCM
Field Name
Mute
Rsvd3
StepSize
Rsvd2
NumSteps
Rsvd1
Offset
Reg
Get
Set
8.3.5.
Byte 4 (Bits 31:24)
CONFIDENTIAL
AFG (NID = 01h): InAmpCap
Bits
0
PCM-formatted data support: 1 = yes, 0 = no.
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
Byte 3 (Bits 23:16)
R/W
R
R/W
R
R
R
R
R
R
R
F000Dh
Default
1h
Default
0h
00h
27h
0h
03h
0h
00h
55
Byte 2 (Bits 15:8)
Reset
N/A (Hard-coded)
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)
92HD87
Byte 1 (Bits 7:0)
PC AUDIO
V 0.95 10/10