92hd87b4x5ndg Integrated Device Technology, 92hd87b4x5ndg Datasheet - Page 48

• 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
8. WIDGETS
92HD87
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
Abbreviation
POR
SAFG
DAFG
S&DAFG
LR
ELR
ULR
PS
Field Name
Vendor
DeviceFix
DeviceProg
Reg
8.1.
8.2.
Get
Set
Device ID
Device
Reset Key
Root (NID = 00h): VendorID
Byte 4 (Bits 31:24)
CONFIDENTIAL
Description
Power On Reset.
Single AFG Reset - One single write to the Reset Verb in the AFG Node.
Double AFG Reset - Two consecutive Single AFG Resets with only idle frames (if any) and no Link Re-
sets between.
Single And Double AFG Reset - Either one will cause reset.
Link Reset - Level sensitive reset anytime the HDA Reset is set low.
Exiting Link Reset - Edge sensitive reset any time the HDA Reset transitions from low to high.
Unexpected Link Reset - Level sensitive reset anytime the HDA Reset is set low when the ClkStopOK
indicator is currently set to 0.
Power State Change - Reset anytime the Actual Power State changes for the Widget in question.
92HD87B1
76D1h
Bits
31:16
Vendor ID.
15:8
Device ID.
7:0
Device ID.
Byte 3 (Bits 23:16)
R/W
R
R
R
92HD87B2
76D9
F0000h
Default
111Dh
see below
see below
48
Byte 2 (Bits 15:8)
Reset
N/A
N/A
N/A
92HD87B3
76D1h
92HD87
Byte 1 (Bits 7:0)
92HD87B4
76D9h
PC AUDIO
V 0.95 10/10