參數(shù)資料
型號: AD1886AJST
廠商: ANALOG DEVICES INC
元件分類: 消費家電
英文描述: AC’97 SoundMAX Codec
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP48
封裝: PLASTIC, LQFP-48
文件頁數(shù): 14/28頁
文件大?。?/td> 281K
代理商: AD1886AJST
REV. 0
AD1886A
–14–
Phone Volume (Index 0Ch)
u
u
u
N m
u
u
Re
R g
e
m
a
N
1
D 5
1
D 4
1
D 3
1
D 2
D 1
1
D 0
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
t
u
a
f
D
C
0 h
e
m
u
l
V
e
n
o
h
P
H
P M
X
X
X
X
X
X
X
X
X
X
4
V
H
P
3
V
H
P
2
V
H
P
1
V
H
P
0
V
H
P
h
8
0
0
8
PHV[4:0]
Phone Volume. Allows setting the Phone Volume Attenuator in 32 steps. The LSB represents 1.5dB, and the
range is +12 dB to –34.5 dB. The default value is 0 dB, mute enabled.
Phone Mute. When this bit is set to “1,” the channel is muted.
Mic Volume (Index 0Eh)
PHM
u
u
u
u
N m
u
e
R g
e
m
a
N
1
D 5
1
D 4
1
D 3
1
D 2
D 1
1
D 0
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
t
u
a
f
D
E
0 h
u
I
M C
l
V
e
m
C
M M
X
X
X
X
X
X
X
X
2
M 0
X
4
V
C
M
3
V
C
M
2
V
C
M
1
V
C
M
0
V
C
M
h
8
0
0
MCV[4:0]
Mic Volume Gain. Allows setting the Mic Volume attenuator in 32 steps. The LSB represents 1.5dB, and the
range is +12 dB to –34.5 dB. The default value is 0 dB, mute enabled.
Microphone 20 dB Gain Block
0 = Disabled; Gain = 0 dB
1 = Enabled; Gain = 20 dB
Mic Mute. When this bit is set to “1,” the channel is muted.
Line In Volume (Index 10h)
M20
MCM
u
u
u
u
N m
u
e
R g
e
m
a
N
1
D 5
1
D 4
1
D 3
1
D 2
D 1
1
D 0
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
t
u
a
f
D
0
1 h
e
m
u
l
V
n
I
e
n
i
L
LM
X
X
4
V
L
L
3
V
L
L
2
V
L
L
1
V
L
L
0
V
L
L
X
X
X
4
V
L
R
3
V
L
R
2
V
L
R
1
V
L
R
0
V
L
R
h
8
0
8
8
RLV[4:0]
Right Line In Volume. Allows setting the Line In right channel attenuator in 32 steps. The LSB represents 1.5dB,
and the range is +12 dB to –34.5 dB. The default value is 0 dB, mute enabled.
Left Line In Volume. Allows setting the Line In left channel attenuator in 32 steps. The LSB represents 1.5dB,
and the range is +12 dB to –34.5 dB. The default value is 0 dB, mute enabled.
Line In Mute. When this bit is set to “1,” the channel is muted.
CD Volume (Index 12h)
LLV[4:0]
LM
u
u
u
N m
u
u
Re
R g
e
m
a
N
1
D 5
1
D 4
1
D 3
1
D 2
D 1
1
D 0
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
t
u
a
f
D
2
1 h
e
m
u
l
V
D
C
V
C M
X
X
4
V
C
L
3
V
C
L
2
V
C
L
1
V
C
L
0
V
C
L
X
X
X
4
V
C
R
3
V
C
R
2
V
C
R
1
V
C
R
0
V
C
R
h
8
0
8
8
RCV[4:0]
Right CD Volume. Allows setting the CD right channel attenuator in 32 steps. The LSB represents 1.5dB, and
the range is +12 dB to –34.5 dB. The default value is 0 dB, mute enabled.
Left CD Volume. Allows setting the CD left channel attenuator in 32 steps. The LSB represents 1.5dB, and the
range is +12 dB to –34.5 dB. The default value is 0 dB, mute enabled.
CD Volume Mute. When this bit is set to “1,” the channel is muted.
LCV[4:0]
CVM
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