AD1881A 查看數據表（PDF） - Analog Devices
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AD1881A Datasheet PDF : 26 Pages
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AD1881A
Indexed Control Registers
Reg
Num Name
D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 Default
00h Reset
X
SE4 SE3 SE2 SE1 SE0 ID9 ID8 ID7 ID6 ID5 ID4 ID3 ID2 ID1 ID0 0410h
02h Master Volume
MM X
LMV5 LMV4 LMV3 LMV2 LMV1 LMV0 X
X
RMV5 RMV4 RMV3 RMV2 RMV1 RMV0 8000h
04h Reserved
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
06h Master Volume Mono MMM X
X
X
X
X
X
X
X
X
X
MMV MMV MMV MMV MMV 8000h
4
2
2
1
0
08h Reserved
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0Ah PC Beep Volume
PCM X
X
X
X
X
X
X
X
X
X
PCV3 PCV2 PCV1 PCV0 X
8000h
0Ch Phone In Volume
PHM X
X
X
X
X
X
X
X
X
X
PHV4 PHV3 PHV2 PHV1 PHV0 8008h
0Eh MIC Volume
MCM X
X
X
X
X
X
X
X
M20 X
MCV4 MCV3 MCV2 MCV1 MCV0 8008h
10h Line In Volume
LM X
X
LLV4 LLV3 LLV2 LLV1 LLV0 X
X
X
RLV4 RLV3 RLV2 RLV1 RLV0 8808h
12h CD Volume
CVM X
X
LCV4 LCV3 LCV2 LCV1 LCV0 X
X
X
RCV4 RCV3 RCV2 RCV1 RCV0 8808h
14h Video Volume
VM X
X
LVV4 LVV3 LVV2 LVV1 LVV0 X
X
X
RVV4 RVV3 RVV2 RVV1 RVV0 8808h
16h Aux Volume
AM X
X
LAV4 LAV3 LAV2 LAV1 LAV0 X
X
X
RAV4 RAV3 RAV2 RAV1 RAV0 8808h
18h PCM Out Vol
OM X
X
LOV4 LOV3 LOV2 LOV1 LOV0 X
X
X
ROV4 ROV3 ROV2 ROV1 ROV0 8808h
1Ah Record Select
X
X
X
X
X
LS2 LS1 LS0 X
X
X
X
X
RS2 RS1 RS0 0000h
1Ch Record Gain
IM
X
X
X
LIM3 LIM2 LIM1 LIM0 X
X
X
X
RIM3 RIM2 RIM1 RIM0 8000h
1Eh Reserved
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
20h General Purpose
POP X
3D X
X
X
MIX MS LPBK X
X
X
X
X
X
X
0000h
22h 3D Control
X
X
X
X
X
X
X
X
X
X
X
X
DP3 DP2 DP1 DP0 0000h
26h Power-Down Cntrl/Stat EAPD X
PR5 PR4 PR3 PR2 PR1 PR0 X
X
X
X
REF ANL DAC ADC 000Xh
28h Extended Audio ID
ID1 ID0 X
X
X
X
X
X
X
X
X
X
X
X
X
VRA 0001h
2Ah Extended Audio Stat/Ctrl X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
VRA 0000h
2Ch/ PCM DAC Rate (SR1)
(7Ah)*
SR15 SR14 SR13 SR12 SR11 SR10 SR9 SR8 SR7 SR6 SR5 SR4 SR3 SR2 SR1 SR0
BB80h
32h / PCM ADC Rate (SR0)
(78h)*
SR15 SR14 SR13 SR12 SR11 SR10 SR9 SR8 SR7 SR6 SR5 SR4 SR3 SR2 SR1 SR0
BB80h
34h Reserved
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
5ah Vendor Reserved**
70h
..
..
..
..
..
..
..
..
..
..
..
..
..
..
..
..
..
72h Reserved
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
74h Serial Configuration
SLOT X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
16
7X0Xh
76h Misc. Control Bits
DAC LPMI X
DAM DMS DLSR X
ALSR MOD SRX SRX X
X
DRSR X
ARSR 0404h
Z
X
EN 10D7 8D7
7Ch Vendor ID1
F7
F6 F5 F4 F3 F2 F1 F0 S7 S6 S5 S4 S3 S2 S1 S0
4144h
7Eh Vendor ID2
T7
T6 T5 T4 T3 T2 T1 T0 REV7 REV6 REV5 REV4 REV3 REV2 REV1 REV0 5348h
NOTES
All registers not shown and bits containing an X are assumed to be reserved.
Odd register addresses are aliased to the next lower even address.
Reserved registers should not be written.
Zeros should be written to reserved bits.
*Indicates Aliased register for AD1819, AD1819A backward compatibility.
**Vendor Reserved registers should not be written.
REV. 0
–11–
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