參數(shù)資料
型號： STAC9711
廠商： Electronic Theatre Controls, Inc.
元件分類： Codec
英文描述： Multi-Channel AC97 Codec With Multi-Codec Option
中文描述： 多聲道AC97編解碼器與多編解碼器方案
文件頁數(shù)： 3/56頁
文件大?。?/td> 247K
代理商： STAC9711
SigmaTel, Inc
Preliminary
STAC9708/11
3
10/02/98
Table of Contents
General Description
1
Ordering Information
2
1. PIN/SIGNAL Descriptions
1.1 Digital I/O
1.2 Analog I/O
1.3
Filter/References/GPIO
1.4
Power and Ground Signal
9
9
10
11
12
2. AC-Link
2.1 Clocking
2.2 Reset
12
13
13
3. Digital Interface
3.1 AC-Link Digital Serial Interface
Protocol
14
14
3.1.1 AC-Link Audio Output Frame
(SDATA_OUT)
15
3.1.1.1 Slot 1: Command Address Port
3.1.1.2 Slot 2: Command Data Port
3.1.1.3 Slot 3: PCM Playback Left
Channel
3.1.1.4 Slot 4: PCM Playback Right
Channel
3.1.1.5 Slot 5: Reserved
3.1.1.6 Slot 6: PCM Center Channel
3.1.1.7 Slot 7: PCM Left Surround
Channel
3.1.1.8 Slot 8: PCM Right Surround
Channel
3.1.1.9 Slot 9: PCM Low Frequency
Channel
3.1.1.10
Slot 10: PCM Alternate Left
3.1.1.11
Slot 11: PCM Alternate Right 18
3.1.1.12
Slot 12: Reserved
16
17
17
17
17
17
18
18
18
18
19
3.1.2 AC-Link Audio Input Frame
(SDATA_In)
3.1.2.1 Slot 1: Status Address Port
19
20
3.1.2.2 Slot 2: Status Data Port
3.1.2.3 Slot 3: PCM Record Left
Channel
3.1.2.4 Slot 4: PCM Record Right
Channel
3.1.2.5 Slots 5-12: Reserved
21
21
21
21
3.2 AC-Link Low Power Mode
21
3.2.1 Waking up the AC-Link
22
4. STAC9708/11 Mixer
4.1 Mixer Input.
4.2 Mixer Output
4.3 PC Beep Implementations
4.4 Programming Registers
23
25
25
25
26
4.4.1 Reset Register
4.4.2 Play Master Volume Registers
4.4.3 PC Beep Register
4.4.4 Analog Mixer Input Gain
4.4.5 Record Select Control
4.4.6 Record Gain Registers
4.4.7 General Purpose Register
4.4.8 3D Control Register
4.4.9 Multi-Channel Programming
4.4.10 Powerdown Control/Status
4.4.10.1 External Amplifier Power
Down (EAPD) Control
4.4.11 Extended Audio ID Register
4.4.12 Extended Audio Status Register
4.4.13 Analog Special Register
4.4.14 Vendor ID1 and ID2 Registers
27
27
27
28
28
30
30
30
31
32
33
33
33
33
33
5. Low Power Modes
34
6. Multiple Codec Support
6.1
Primary/Secondary Codec Selection
6.1.1 Primary Codec Operation
6.1.2 Secondary Codec Operation
6.2
Secondary Codec Register Access
Definitions
36
36
36
36
36
7. Testability
37
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