AD1819B
Record Select Control (Index 1Ah)
Reg
Num
Name
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
Default
1Ah
Record Select
X
X
X
X
X
LS2
LS1
LS0
X
X
X
X
X
RS2
RS1
RS0
0000h
RS [2:0]
LS [2:0]
Right Record Select.
Left Record Select.
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.
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)
Reg
Num
Name
D15
IM
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
RIM2
D1
D0
Default
1Ch
Record Gain
X
X
X
LIM3
LIM2
LIM1
LIM0
X
X
X
X
RIM3
RIM1
RIM0 8000h
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 0 dB 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
xIM3 . . . xIM0
Function
0
0
1
1111
0000
xxxxx
+22.5 dB Gain
0 dB Gain
–
dB Gain
∞
General Purpose (Index 20h)
Reg
Num
Name
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
Default
20h
General Purpose
POP
X
3D
X
X
X
MIX
MS
LPBK
X
X
X
X
X
X
X
0000h
LPBK
MS
Loopback Control. ADC/DAC digital loopback mode.
MIC Select.
0 = MIC1.
1 = MIC2.
REV. 0
–15–
ADI [ ADI ]
