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AD1882 Datasheet(PDF) 11 Page - Analog Devices

Part No. AD1882
Description  High Definition Audio SoundMAX Codec
Download  16 Pages
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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AD1882 Datasheet(HTML) 11 Page - Analog Devices

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AD1882
Rev. 0
|
Page 11 of 16
|
July 2007
HD AUDIO WIDGETS
In the following table, node IDs that are not shown are reserved
for future use.
Table 9. HD Audio Widgets
Node ID
Name
Type ID
Type
Description
00
ROOT
x
Root
Device Identification
01
FUNCTION
x
Function
Designates this Device as an Audio Codec
02
S/PDIF DAC
0
Audio Output
S/PDIF Digital Stream Output Interface
03
DAC_0
0
Audio Output
Headphone/Surround Side (7.1) Channel Digital/Audio Converters
04
DAC_1
0
Audio Output
Stereo Front Channel Digital/Audio Converters
05
DAC_2
0
Audio Output
Stereo C/LFE Channel Digital/Audio Converters
08
ADC_0
1
Audio Input
Stereo Record Channel 1 Audio/Digital Converters
09
ADC_1
1
Audio Input
Stereo Record Channel 2 Audio/Digital Converters
0B
S/PDIF Mix Selector
3
Audio Selector
Selects which ADC Drives the S/PDIF Mixer
0C
ADC Selector 0
3
Audio Selector
Selects and Amplifies/Attenuates the Input to ADC_0
0D
ADC Selector 1
3
Audio Selector
Selects and Amplifies/Attenuates the Input to ADC_1
10
Digital Beep
7
Beep Generator
Internal Digital PCBeep Signal
11
Port A (Headphone)
4
Pin Complex
Front Panel Headphone/Microphone Jack
12
Port D (Front L/R)
4
Pin Complex
Rear Panel Front/Headphone Jack
13
Mono Out
4
Pin Complex
Monorail Output Pin (Internal Speakers or Telephony System)
14
Port B (Front Mic)
4
Pin Complex
Front Panel Microphone/Headphone Jack
15
Port C (Line In)
4
Pin Complex
Rear Panel Line-In Jack
16
Port F (Surr Back)
4
Pin Complex
Rear Panel Surround-Rear (5.1) Jack
17
Port E (Rear Mic)
4
Pin Complex
Rear Panel Mic Jack
18
CD In
4
Pin Complex
Analog CD Input
19
Mixer Power Down
5
Power Widget
Powers Down the Analog Mixer and Associated Amps
1A
Analog PCBeep
4
Pin Complex
External Analog PCBeep Signal Input
1B
S/PDIF Out
4
Pin Complex
S/PDIF Output Pin
1D
S/PDIF Mixer
2
Audio Mixer
Mixes the Selected ADC with the Digital Stream to Drive S/PDIF Out
1E
Mono Out Mixer
2
Audio Mixer
Selects Which Source Drives the Mono Out Signal
20
Analog Mixer
2
Audio Mixer
Mixes Individually Gainable Analog Inputs
21
Mixer Output Atten
3
Audio Selector
Attenuates the Mixer Output to Drive the Port Mixers
22
Port A Mixer
2
Audio Mixer
Mixes the Port A Selected DAC and Mixer Output Amps to Drive Port A
23
VREF Power Down
F
Vendor Defined
Powers Down the Internal and External VREF Circuitry
24
Port G (C/LFE)
4
Pin Complex
Rear Panel C/LFE Jack
26
Port E Mixer
2
Audio Mixer
Mixes DAC_1 and Mixer Output Amps to Drive Port E
27
Port G Mixer
2
Audio Mixer
Mixes DAC_1 and Mixer Output Amps to Drive Port G
29
Port D Mixer
2
Audio Mixer
Mixes DAC_0 and Mixer Output Amps to Drive Port D
2A
Port F Mixer
2
Audio Mixer
Mixes DAC_2 and Mixer Output Amps to Drive Port F
2C
Port C Mixer
2
Audio Mixer
Mixes the Port C Selected DAC and Mixer Output Amps to Drive Port C
2D
Stereo Mix Down
2
Audio Mixer
Mixes the Stereo L/R Channels to Drive Mono Output
2F
BIAS Power Down
F
Vendor Defined
Powers Down the Internal MIC_BIAS_FILT and all MIC_BIAS Pins
37
Port A Out Selector
3
Audio Selector
Selects the Port A DAC (0, 1)
39
Port B Boost
3
Audio Selector
Microphone Boost Amp for Port B
3A
Port C Boost
3
Audio Selector
Microphone Boost Amp for Port C
3C
Port E Boost
3
Audio Selector
Microphone Boost Amp for Port E


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