AD1821 Analog Devices, AD1821 Datasheet - Page 33

• Manufacturer Part Number: AD1821
• Manufacturer: Analog Devices

REV. 0
TCC [15:0]
LMVM
RMVA [4:0] Right Master Volume Attenuation. The LSB represents –1.5 dB, 00000 = 0 dB and the range is 0 dB to
RMVM
LMVA [4:0] Left Master Volume Attenuation. The LSB represents –1.5 dB, 00000 = 0 dB and the range is 0 dB to
LMVM
LCDM
RCDA [4:0] Right CD Attenuation. The LSB represents –1.5 dB, 00000 = +12 dB and the range is +12 dB to –34.5 dB.
RCDM
LCDA [4:0] Left CD Attenuation. The LSB represents –1.5 dB, 00000 = +12 dB and the range is +12 dB to –34.5 dB.
LCDM
RSYA [4:0]
RSYM
LSYA [4:0]
LSYM
LVDM
RVDA [4:0] Right VID Attenuation. The LSB represents –1.5 dB, 00000 = +12 dB and the range is +12 dB to –34.5 dB.
RVDM
LVDA [4:0] Left VID Attenuation. The LSB represents –1.5 dB, 00000 = +12 dB and the range is +12 dB to –34.5 dB.
LVDM
LSYM
LLM
[15] CD GAIN/ATTENUATION
[16] SYNTH GAIN/ATTENUATION
[17] VID GAIN/ATTENUATION
[18] LINE GAIN/ATTENUATION
[14] MASTER VOLUME ATTENUATION
[13] TIMER CURRENT COUNT
RLA [4:0]
RLM
LLA [4:0]
LLM
7
7
7
7
7
7
6
6
6
6
6
6
RES
RES
RES
RES
RES
Timer DMA Current Count register. Contains the current timer count. Reading and Writing must be done when
TE is deasserted.
–46.5 dB. This register is added with the Hardware Volume Button Modifier value to produce the final DAC Master
Volume attenuation level. See Hardware Volume Button Modifier Register description for more details.
Right Master Volume Mute. 0 = Unmuted, 1 = Muted.
–46.5 dB. This register is added with the Hardware Volume Button Modifier value to produce the final DAC Master
Volume attenuation level. See Hardware Volume Button Modifier Register description for more details.
Left Master Volume Mute. 0 = Unmuted, 1 = Muted.
Right CD Mute. 0 = Unmuted, 1 = Muted.
Left CD Mute. 0 = Unmuted, 1 = Muted.
Right SYNTH Attenuation. The LSB represents –1.5 dB, 00000 = +12 dB and the range is +12 dB to –34.5 dB.
Right SYNTH Mute. 0 = Unmuted, 1 = Muted.
Left SYNTH Attenuation. The LSB represents –1.5 dB, 00000 = +12 dB and the range is +12 dB to –34.5 dB.
Left SYNTH Mute. 0 = Unmuted, 1 = Muted.
Right VID Mute. 0 = Unmute, 1 = Muted.
Left VID Mute. 0 = Unmuted, 1 = Muted.
Right LINE Attenuation. The LSB represents –1.5 dB, 00000 = +12 dB and the range is +12 dB to –34.5 dB.
Right Line Mute. 0 = Unmuted, 1 = Muted.
Left LINE Attenuation. The LSB represents –1.5 dB, 00000 = +12 dB and the range is +12 dB to –34.5 dB.
Left Line Mute. 0 = Unmuted, 1 = Muted.
5
5
5
5
5
5
TCC [15:8]
4
4
4
4
4
4
3
3
3
3
3
3
LMVA [4:0]
LCDA [4:0]
LVDA [4:0]
LSYA [4:0]
LLA [4:0]
2
2
2
2
2
2
1
1
1
1
1
1
0
0
0
0
0
0
–33–
RMVM
RCDM
RVDM
RSYM
RLM
7
7
7
7
7
7
6
6
6
6
6
6
RES
RES
RES
RES
RES
5
5
5
5
5
5
TCC [7:0]
4
4
4
4
4
4
3
3
3
3
3
3
RMVA [4:0]
RCDA [4:0]
RVDA [4:0]
RSYA [4:0]
DEFAULT = [0x8888]
DEFAULT = [0x8888]
DEFAULT = [0x8888]
DEFAULT = [0x8888]
RLA [4:0]
DEFAULT = [0x0000]
DEFAULT = [0x0000]
2
2
2
2
2
2
AD1821
1
1
1
1
1
1
0
0
0
0
0
0