92HD81 Datasheet, PDF (77/279 Pages) Integrated Device Technology – SINGLE CHIP PC AUDIO SYSTEM

92HD81
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
Field Name
TSOverHeat
TSAlgVol
Rsvd3
TSOverrideReset
TSOverrideVol
TSOverrideSel
Rsvd2
TSWait
MonoSel
Rsvd1
Bits
R/W
Default
Reset
29
R
0h
POR
Temperature sensing overheat indicator.
28:24
R
17h
POR
Temperature sensing volume for the BTL amplifier: 00000b..11111b = Range
specificity for MaxVol field.
23:22
R
0h
N/A (Hard-coded)
Reserved.
21
RW
0h
POR
Override reset for the BTL amplifier temperature sensing circuit: set to 1 to re-
calculate, set back to 0 to latch the value.
20:16
RW
17h
POR
Override volume for the BTL amplifier: 00000b..11111b = Range specified for
MaxVol field.
15
RW
0h
POR
Override select for the BTL amplifier volume.
14:12
R
0h
N/A (Hard-coded)
Reserved.
11:8
RW
6h (YA rev)
0h
POR
Temperature sensing wait time between volume increments/decrements:
0h..Fh = 0..1.28s in 85.3ms steps.
7
RW
0h
POR
Mono select for the BTL amplifier: 1= mono, 0 = stereo.
6:5
R
0h
N/A (Hard-coded)
Reserved.
IDT CONFIDENTIAL
77
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
V 0.995 01/11
92HD81