AD1819B
Reset (Index 00h)
Reg
Name
Num
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
0400h
Note: Writing any value to this register performs a register reset, which cause all registers to revert to their default values (except
74h, which controls the serial configuration). Reading this register returns the ID code of the part and a code for the type of 3D
Stereo Enhancement.
ID [9:0]
Identify Capability. The ID field decodes the capabilities of AD1819B on the following:
Bit
Function
AD1819B*
ID0
ID1
ID2
ID3
ID4
ID5
ID6
ID7
ID8
ID9
Dedicated Mic PCM in Channel
Modem Line Codec Support
Bass and Treble Control
Simulated Stereo (Mono to Stereo)
Headphone Out Support
Loudness (Bass Boost) Support
18-Bit DAC Resolution
20-Bit DAC Resolution
18-Bit ADC Resolution
20-Bit ADC Resolution
0
0
0
0
0
0
0
0
0
0
*The AD1819B contains none of the optional features identified by these bits.
SE [4:0]
Stereo Enhancement. The 3D stereo enhancement field identifies the Analog Devices 3D Phat Stereo enhancement.
Master Volume (Index 02h)
Reg
Num
Name
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
Default
02h
Master Volume
MM
X
LMV5 LMV4 LMV3 LMV2 LMV1 LMV0
X
X
RMV5 RMV4 RMV3 RMV2 RMV1 RMV0 8000h
RMV [4:0]
Right Master Volume Control. The least significant bit represents 1.5 dB. This register controls the output from
0 dB to a maximum attenuation of –46.5 dB.
RMV5
Right Master Volume Maximum Attenuation. Forces RMV [4:0] to all “1s,” –46.5 dB.
LMV [4:0]
Left Master Volume Control. The least significant bit represents 1.5 dB. This register controls the output from
0 dB to a maximum attenuation of –46.5 dB.
LMV5
MM
Left Master Volume Maximum Attenuation. Forces LMV [4:0] to all “1s,” –46.5 dB.
Master Volume Mute. When this bit is set to “1,” the left and right channels are muted.
MM
xMV5 . . . xMV0
Function
0
0
0
1
00 0000
01 1111
1x xxxx
xx xxxx
0 dB Attenuation
–46.5 dB Attenuation
–46.5 dB Attenuation
∞
dB Attenuation
Master Volume Mono (Index 06h)
Reg
Num
Name
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
Default
06h
Master Volume Mono MMM
X
X
X
X
X
X
X
X
X
MMV5
MMV4
MMV3
MMV2
MMV1
MMV0 8000h
MMV [4:0]
Mono Master Volume Control. The least significant bit represents 1.5 dB. This register controls the output from
0 dB to a maximum attenuation of –46.5 dB.
MMV5
MMM
Mono Master Volume Maximum Attenuation –46.5 dB.
Mono Master Volume Mute. When this bit is set to “1,” the mono channel is muted.
REV. 0
–12–
ADI [ ADI ]
