92HD66B Datasheet, PDF (68/286 Pages) Integrated Device Technology – FOUR CHANNEL HD AUDIO CODECS

92HD66B
FOUR CHANNEL HD AUDIO CODECS WITH DUAL CAPLESS HEADPHONE AMPLIFIERS
6.7.17. AFG (NID = 01h): SubID
Reg Byte 4 (Bits 31:24) Byte 3 (Bits 23:16) Byte 2 (Bits 15:8)
Byte 1 (Bits 7:0)
Get
F2300h / F2200h / F2100h / F2000h
Field Name
Subsys3
Subsys2
Subsys1
Assembly
Bits
R/W
Default
Reset
31:24
RW
00h
POR
Subsystem ID (byte 3)
23:16
RW
00h
POR
Subsystem ID (byte 2)
15:8
RW
01h
POR
Subsystem ID (byte 1)
7:0
RW
00h
POR
Assembly ID (Not applicable to codec vendors).
6.7.18. AFG (NID = 01h): GPIOPlrty
Reg Byte 4 (Bits 31:24) Byte 3 (Bits 23:16) Byte 2 (Bits 15:8)
Set
Get
F7000h
Byte 1 (Bits 7:0)
770h
Field Name
Rsvd
GP4
Bits
R/W
Default
Reset
31:5
R
00000000h
N/A (Hard-coded)
Reserved.
4
RW
1h
POR - DAFG - ULR
GPIO4 Polarity:
If configured as output or non-sticky input:
0 = inverting
1 = non-inverting
If configured as sticky input:
0 = falling edges will be detected
1 = rising edges will be detected
(Available only on 48-pin versions)
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92HD66B