參數(shù)資料
型號(hào): AD1881A
廠商: Analog Devices, Inc.
元件分類: Codec
英文描述: AC’97 SoundMAX Codec
中文描述: AC\u0026#39;97聲卡SoundMAX編解碼器
文件頁(yè)數(shù): 15/26頁(yè)
文件大?。?/td> 261K
代理商: AD1881A
AD1881A
–15–
REV. 0
Record Select Control Register (Index 1Ah)
u
u
u
u
N m
u
e
R g
e
e
m
a
N
1
D1
D 5
1
D1
D 4
1
D1
D 3
1
D1
D 2
D1
D 1
1
D1
D 0
D9
D
D8
D
D7
D
D6
D
D5
D
D4
D
D3
D
D2
D
D1
D
D0
D
t
u
u
a
f
D
A
1 h
t
e
S
d
r
o
c
e
R
X
X
X
X
X
S
L 2
S
L 1
S
L 0
X
X
X
X
X
S
R 2
S
R 1
S
R 0
h
0
0
0
0
RS[2:0]
LS[2:0]
Used to select the record source independently for right and left. See table for legend.
The default value is 0000h, which corresponds to MIC in.
Right Record Select
Left Record Select.
RS2 . . . RS0
Right Record Source
0
1
2
3
4
5
6
7
MIC
CD_R
VIDEO_R
AUX_R
LINE_IN_R
Stereo Mix (R)
Mono Mix
PHONE_IN
LS2 . . . LS0
Left Record Source
0
1
2
3
4
5
6
7
MIC
CD_L
VIDEO_L
AUX_L
LINE_IN_L
Stereo Mix (L)
Mono Mix
PHONE_IN
Record Gain (Index 1Ch)
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
C
1 h
n
i
G
d
r
o
c
e
R
IM
X
X
X
3
M
I
L
2
M
I
L
1
M
I
L
0
M
I
L
X
X
X
X
3
M
I
R
2
M
I
R
1
M
I
R
0
M
I
R
h
0
0
0
8
RIM[3:0]
LIM[3:0]
IM
Right Input Mixer Gain Control. Each LSB represents 1.5 dB, 0000 = 0 dB and the range is 0dB to +22.5 dB.
Left Input Mixer Gain Control. Each LSB represents 1.5 dB, 0000 = 0 dB and the range is 0 dB to +22.5 dB.
Input Mute.
0 = Unmuted,
1 = Muted or –
dB gain.
IM
0
0
1
xIM3 . . . xIM0
1111
0000
xxxxx
Function
+22.5 dB Gain
0 dB Gain
dB Gain
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