AD1819B
Reset (Index 00h)
Reg
Num
00h
Name
Reset
D15
X
D14
SE4
D13
SE3
D12
SE2
D11
SE1
D10
SE0
D9
ID9
D8
ID8
D7
ID7
D6
ID6
D5
ID5
D4
ID4
D3
ID3
D2
ID2
D1
ID1
D0
ID0
Default
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
ID0
ID1
ID2
ID3
ID4
ID5
ID6
ID7
ID8
ID9
Function
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
AD1819B*
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
02h
Name
Master Volume
D15
MM
D14
X
D13
LMV5
D12
LMV4
D11
LMV3
D10
LMV2
D9
LMV1
D8
LMV0
D7
X
D6
X
D5
RMV5
D4
RMV4
D3
RMV3
D2
RMV2
D1
RMV1
D0
RMV0
Default
8000h
RMV [4:0]
RMV5
LMV [4:0]
LMV5
MM
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.
Right Master Volume Maximum Attenuation. Forces RMV [4:0] to all “1s,” –46.5 dB.
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.
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
0
0
0
1
xMV5 . . . xMV0
00 0000
01 1111
1x xxxx
xx xxxx
Function
0 dB Attenuation
–46.5 dB Attenuation
–46.5 dB Attenuation
∞
dB Attenuation
Master Volume Mono (Index 06h)
Reg
Num
06h
Name
Master Volume Mono
D15
MMM
D14
X
D13
X
D12
X
D11
X
D10
X
D9
X
D8
X
D7
X
D6
X
D5
MMV5
D4
MMV4
D3
MMV3
D2
MMV2
D1
MMV1
D0
MMV0
Default
8000h
MMV [4:0]
MMV5
MMM
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.
Mono Master Volume Maximum Attenuation –46.5 dB.
Mono Master Volume Mute. When this bit is set to “1,” the mono channel is muted.
–12–
REV. 0
AD [ ANALOG DEVICES ]
