參數(shù)資料
型號: AD1816A
廠商: Analog Devices, Inc.
英文描述: SoundPort Controller(數(shù)字音頻的聲音端口控制器)
中文描述: SoundPort控制器(數(shù)字音頻的聲音端口控制器)
文件頁數(shù): 34/52頁
文件大?。?/td> 373K
代理商: AD1816A
AD1816A
–34–
REV. A
[13] T IME R C URRE NT C OUNT
7
6
DE F AUL T = [0x0000]
2
1
5
4
3
2
1
0
7
6
5
4
3
0
T CC [15:8]
T CC [7:0]
T CC [15:0]
T imer DMA Current Count register. Contains the current timer count. Reading and Writing must be done when
T E is deasserted.
[14] MAST E R VOL UME AT T E NUAT ION
7
6
5
LMVM
RES
DE F AUL T = [0x0000]
2
RMVA [4:0]
4
3
2
1
0
7
6
5
4
3
1
0
LMVA [4:0]
RMVM
RES
RMVA [4:0] Right Master Volume Attenuation. T he LSB represents –1.5 dB, 00000 = 0 dB and the range is 0 dB to
–46.5 dB. T his 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.
RMVM
Right Master Volume Mute. 0 = Unmuted, 1 = Muted.
LMVA [4:0] Left Master Volume Attenuation. T he LSB represents –1.5 dB, 00000 = 0 dB and the range is 0 dB to
–46.5 dB. T his 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.
LMVM
Left Master Volume Mute. 0 = Unmuted, 1 = Muted.
[15] C D GAIN/AT T E NUAT ION
7
6
L CDM
RES
DE F AUL T = [0x8888]
2
RCDA [4:0]
5
4
3
2
1
0
7
6
5
4
3
1
0
LCDA [4:0]
RCDM
RES
RCDA [4:0]
RCDM
LCDA [4:0]
LCDM
Right CD Attenuation. T he LSB represents –1.5 dB, 00000 = +12 dB and the range is +12 dB to –34.5 dB.
Right CD Mute. 0 = Unmuted, 1 = Muted.
Left CD Attenuation. T he LSB represents –1.5 dB, 00000 = +12 dB and the range is +12 dB to –34.5 dB.
Left CD Mute. 0 = Unmuted, 1 = Muted.
[16] SY NT H GAIN/AT T E NUAT ION
7
6
5
LSYM
RES
DE F AUL T = [0x8888]
2
RSYA [4:0]
4
3
2
1
0
7
6
5
4
3
1
0
LSYA [4:0]
RSYM
RES
RSYA [4:0]
RSYM
LSYA [4:0]
LSYM
Right SYNT H Attenuation. T he LSB represents –1.5 dB, 00000 = +12 dB and the range is +12 dB to –34.5 dB.
Right SYNT H Mute. 0 = Unmuted, 1 = Muted.
Left SYNT H Attenuation. T he LSB represents –1.5 dB, 00000 = +12 dB and the range is +12 dB to –34.5 dB.
Left SYNT H Mute. 0 = Unmuted, 1 = Muted.
[17] VID GAIN/AT T E NUAT ION
7
6
LVDM
RES
DE F AUL T = [0x8888]
2
RVDA [4:0]
5
4
3
2
1
0
7
6
5
4
3
1
0
LVDA [4:0]
RVDM
RES
RVDA [4:0]
RVDM
LVDA [4:0]
LVDM
Right VID Attenuation. T he LSB represents –1.5 dB, 00000 = +12 dB and the range is +12 dB to –34.5 dB.
Right VID Mute. 0 = Unmute, 1 = Muted.
Left VID Attenuation. T he LSB represents –1.5 dB, 00000 = +12 dB and the range is +12 dB to –34.5 dB.
Left VID Mute. 0 = Unmuted, 1 = Muted.
[18] LINE GAIN/AT T E NUAT ION
7
6
5
LLM
RES
DE F AUL T = [0x8888]
2
RLA [4:0]
4
3
2
1
0
7
6
5
4
3
1
0
LLA [4:0]
RLM
RES
RLA [4:0]
RLM
LLA [4:0]
LLM
Right LINE Attenuation. T he 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. T he 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.
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