ad1882a Analog Devices, Inc., ad1882a Datasheet - Page 14

• Manufacturer Part Number: ad1882a
• Description: High Definition Audio Soundmax Codec
• Manufacturer: Analog Devices, Inc.

AD1882A
HD AUDIO WIDGETS
In the following table, node IDs that are not shown are reserved
for future use.
Table 11. HD Audio Widgets
Node ID Name
00
01
02
03
04
05
08
09
0C
0D
10
11
12
13
14
15
16
17
18
19
1A
1B
1E
1F
20
21
22
23
24
26
27
29
2A
2C
2D
2F
37
39
3A
3C
ROOT
FUNCTION
S/PDIF DAC
DAC_0
DAC_1
DAC_2
ADC_0
ADC_1
ADC Selector 0
ADC Selector 1
Digital Beep
Port A (Headphone)
Port D (Front L/R)
Mono Out
Port B (Front Mic)
Port C (Line In)
Port F (Surr Back)
Port E (Rear Mic)
CD In
Mixer Power Down
Analog PCBeep
S/PDIF Out
Mono Out Mixer
Digital Microphone
Analog Mixer
Mixer Output Atten
Port A Mixer
VREF Power Down
Port G (C/LFE)
Port E Mixer
Port G Mixer
Port D Mixer
Port F Mixer
Port C Mixer
Stereo Mix Down
BIAS Power Down
Port A Out Selector
Port B Boost
Port C Boost
Port E Boost
Type ID
x
x
0
0
0
0
1
1
3
3
7
4
4
4
4
4
4
4
4
5
4
4
2
4
2
3
2
F
4
2
2
2
2
2
2
F
3
3
3
3
Type
Root
Function
Audio Output
Audio Output
Audio Output
Audio Output
Audio Input
Audio Input
Audio Selector
Audio Selector
Beep Generator
Pin Complex
Pin Complex
Pin Complex
Pin Complex
Pin Complex
Pin Complex
Pin Complex
Pin Complex
Power Widget
Pin Complex
Pin Complex
Audio Mixer
Pin Complex
Audio Mixer
Audio Selector
Audio Mixer
Vendor Defined
Pin Complex
Audio Mixer
Audio Mixer
Audio Mixer
Audio Mixer
Audio Mixer
Audio Mixer
Vendor Defined
Audio Selector
Audio Selector
Audio Selector
Audio Selector
Rev. 0 | Page 14 of 20 | August 2008
Description
Device Identification
Designates this Device as an Audio Codec
S/PDIF Digital Stream Output Interface
Headphone/Surround Side (7.1) Channel Digital/Audio Converters
Stereo Front Channel Digital/Audio Converters
Stereo C/LFE Channel Digital/Audio Converters
Stereo Record Channel 1 Audio/Digital Converters
Stereo Record Channel 2 Audio/Digital Converters
Selects and Amplifies/Attenuates the Input to ADC0
Selects and Amplifies/Attenuates the Input to ADC1
Internal Digital PCBeep Signal
Front Panel Headphone/Microphone Jack
Rear Panel Front/Headphone Jack
Monorail Output Pin (Internal Speakers or Telephony System)
Front Panel Microphone/Headphone Jack
Rear Panel Line-In Jack
Rear Panel Surround-Rear (5.1) Jack
Rear Panel Mic Jack
Analog CD Input
Powers Down the Analog Mixer and Associated Amps
External Analog PCBeep Signal Input
S/PDIF Output Pin
Selects Which Source Drives the Mono Out Signal
Digital Microphone Interface
Mixes Individually Gainable Analog Inputs
Attenuates the Mixer Output to Drive the Port Mixers
Mixes the Port A Selected DAC and Mixer Output Amps to Drive Port A
Powers Down the Internal and External VREF Circuitry
Rear Panel C/LFE Jack
Mixes DAC1 and Mixer Output Amps to Drive Port E
Mixes DAC1 and Mixer Output Amps to Drive Port G
Mixes DAC0 and Mixer Output Amps to Drive Port D
Mixes DAC2 and Mixer Output Amps to Drive Port F
Mixes the Port C Selected DAC and Mixer Output Amps to Drive Port C
Mixes the Stereo L/R Channels to Drive Mono Output
Powers Down the Internal MIC_BIAS_IN and all MIC_BIAS Pins
Selects the Port A DAC (0, 1)
Microphone Boost Amp for Port B
Microphone Boost Amp for Port C
Microphone Boost Amp for Port E