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ALC887のメーカーはRealtek Microelectronicsです、この部品の機能は「7.1 CHANNEL HIGH DEFINITION AUDIO CODEC」です。 |
部品番号 | ALC887 |
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部品説明 | 7.1 CHANNEL HIGH DEFINITION AUDIO CODEC | ||
メーカ | Realtek Microelectronics | ||
ロゴ | |||
このページの下部にプレビューとALC887ダウンロード(pdfファイル)リンクがあります。 Total 70 pages
ALC887
(PN: ALC887-GR)
7.1 CHANNEL HIGH DEFINITION AUDIO CODEC
WITH TWO INDEPENDENT SPDIF-OUT
DATASHEET
Rev. 1.0
24 July 2008
Realtek Semiconductor Corp.
No. 2, Innovation Road II, Hsinchu Science Park, Hsinchu 300, Taiwan
Tel.: +886-3-578-0211. Fax: +886-3-577-6047
www.realtek.com.tw
http://www.Datasheet4U.com
1 Page ALC887
Datasheet
Table of Contents
1. GENERAL DESCRIPTION ..............................................................................................................................................1
2. FEATURES .........................................................................................................................................................................2
2.1. HARDWARE FEATURES .................................................................................................................................................2
2.2. SOFTWARE FEATURES ..................................................................................................................................................3
3. SYSTEM APPLICATIONS ...............................................................................................................................................4
4. BLOCK DIAGRAM ...........................................................................................................................................................5
4.1. ANALOG INPUT/OUTPUT UNIT .....................................................................................................................................6
5. PIN ASSIGNMENTS..........................................................................................................................................................7
5.1. ALC887 PIN ASSIGNMENT ..........................................................................................................................................7
5.2. GREEN PACKAGE AND VERSION IDENTIFICATION .........................................................................................................7
6. PIN DESCRIPTIONS.........................................................................................................................................................8
6.1. DIGITAL I/O PINS .........................................................................................................................................................8
6.2. ANALOG I/O PINS ........................................................................................................................................................8
6.3. FILTER/REFERENCE......................................................................................................................................................9
6.4. POWER/GROUND........................................................................................................................................................10
7. HIGH DEFINITION AUDIO LINK PROTOCOL........................................................................................................11
7.1. LINK SIGNALS............................................................................................................................................................11
7.1.1. Signal Definitions .................................................................................................................................................12
7.1.2. Signaling Topology ...............................................................................................................................................13
7.2. FRAME COMPOSITION ................................................................................................................................................14
7.2.1. Outbound Frame – Single SDO............................................................................................................................14
7.2.2. Outbound Frame – Multiple SDOs.......................................................................................................................15
7.2.3. Inbound Frame – Single SDI ................................................................................................................................16
7.2.4. Inbound Frame – Multiple SDIs...........................................................................................................................17
7.2.5. Variable Sample Rates..........................................................................................................................................17
7.3. RESET AND INITIALIZATION........................................................................................................................................20
7.3.1. Link Reset .............................................................................................................................................................20
7.3.2. Codec Reset ..........................................................................................................................................................21
7.3.3. Double Function Reset .........................................................................................................................................21
7.3.4. Codec Initialization Sequence ..............................................................................................................................22
7.4. VERB AND RESPONSE FORMAT...................................................................................................................................22
7.4.1. Command Verb Format ........................................................................................................................................22
7.4.2. Response Format..................................................................................................................................................25
7.5. POWER MANAGEMENT...............................................................................................................................................26
7.5.1. ALC887 Additional Power Features.....................................................................................................................27
8. SUPPORTED VERBS AND PARAMETERS ................................................................................................................28
8.1. VERB – GET PARAMETERS (VERB ID=F00H) .............................................................................................................28
8.1.1. Parameter – Vendor ID (Verb ID=F00h, Parameter ID=00h).............................................................................28
8.1.2. Parameter – Revision ID (Verb ID=F00h, Parameter ID=02h) ..........................................................................28
8.1.3. Parameter – Subordinate Node Count (Verb ID=F00h, Parameter ID=04h)......................................................29
8.1.4. Parameter – Function Group Type (Verb ID=F00h, Parameter ID=05h) ...........................................................29
8.1.5. Parameter – Audio Function Capabilities (Verb ID=F00h, Parameter ID=08h)................................................29
8.1.6. Parameter – Audio Widget Capabilities (Verb ID=F00h, Parameter ID=09h) ...................................................30
7.1 Channel High Definition Audio Codec w/Two
Independent SPDIF-OUT
iii
Rev. 1.0
3Pages ALC887
Datasheet
List of Tables
TABLE 1. D IGITAL I/O PINS ........................................................................................................................................................8
TABLE 2. A NALOG I/O PINS .......................................................................................................................................................8
TABLE 3. F ILTER/REFERENCE.....................................................................................................................................................9
TABLE 4. P OWER/GROUND.......................................................................................................................................................10
TABLE 5. L INK SIGNAL DEFINITIONS........................................................................................................................................12
TABLE 6. HDA SIGNAL DEFINITIONS .......................................................................................................................................12
TABLE 7. D EFINED SAMPLE RATE AND TRANSMISSION RATE ...................................................................................................18
TABLE 8. 48 KHZ VARIABLE RATE OF DELIVERY TIMING..........................................................................................................18
TABLE 9. 44.1KHZ VARIABLE RATE OF DELIVERY TIMING ......................................................................................................... 19
TABLE 10. 40 -BIT COMMANDS IN 4-BIT VERB FORMAT ............................................................................................................. 22
TABLE 11. 40-BIT COMMANDS IN 12-BIT VERB FORMAT ........................................................................................................... 22
TABLE 12. SUPPORTED COMMANDS ............................................................................................................................... ............23
TABLE 13. SUPPORTED PARAMETERS ............................................................................................................................... ..........24
TABLE 14. SOLICITED RESPONSE FORMAT ............................................................................................................................... ..25
TABLE 15. U NSOLICITED RESPONSE FORMAT............................................................................................................................. 25
TABLE 16. SYSTEM POWER STATE DEFINITIONS......................................................................................................................... 26
TABLE 17. POWER CONTROLS IN NID 01H............................................................................................................................... ..26
TABLE 18. POWERED DOWN CONDITIONS............................................................................................................................... ...27
TABLE 19. V ERB – GET PARAMETERS (VERB ID=F00H) ............................................................................................................ 28
TABLE 20. P ARAMETER – VENDOR ID (VERB ID=F00H, PARAMETER ID=00H)......................................................................... 28
TABLE 21. P ARAMETER – REVISION ID (VERB ID=F00H, PARAMETER ID=02H) ....................................................................... 28
TABLE 22. P ARAMETER – SUBORDINATE NODE COUNT (VERB ID=F00H, PARAMETER ID=04H)............................................... 29
TABLE 23. P ARAMETER – FUNCTION GROUP TYPE (VERB ID=F00H, PARAMETER ID=05H)...................................................... 29
TABLE 24. P ARAMETER – AUDIO FUNCTION CAPABILITIES (VERB ID=F00H, PARAMETER ID=08H) ......................................... 29
TABLE 25. P ARAMETER – AUDIO WIDGET CAPABILITIES (VERB ID=F00H, PARAMETER ID=09H)............................................. 30
TABLE 26. P ARAMETER – SUPPORTED PCM SIZE, RATES (VERB ID=F00H, PARAMETER ID=0AH)........................................... 31
TABLE 27. P ARAMETER – SUPPORTED STREAM FORMATS (VERB ID=F00H, PARAMETER ID=0BH) .......................................... 32
TABLE 28. P ARAMETER – PIN CAPABILITIES (VERB ID=F00H, PARAMETER ID=0CH) ............................................................... 32
TABLE 29. P ARAMETER – AMPLIFIER CAPABILITIES (VERB ID=F00H, INPUT AMPLIFIER PARAMETER ID=0DH).......................33
TABLE 30. P ARAMETER – AMPLIFIER CAPABILITIES (VERB ID=F00H, OUTPUT AMPLIFIER PARAMETER ID=12H) ....................33
TABLE 31. P ARAMETER – CONNECT LIST LENGTH (VERB ID=F00H, PARAMETER ID=0EH)...................................................... 34
TABLE 32. P ARAMETER – SUPPORTED POWER STATES (VERB ID=F00H, PARAMETER ID=0FH) ................................................ 34
TABLE 33. P ARAMETER – PROCESSING CAPABILITIES (VERB ID=F00H, PARAMETER ID=10H) ................................................. 34
TABLE 34. P ARAMETER – GPIO CAPABILITIES (VERB ID=F00H, PARAMETER ID=11H)............................................................ 35
TABLE 35. P ARAMETER – VOLUME KNOB CAPABILITIES (VERB ID=F00H, PARAMETER ID=13H)............................................. 35
TABLE 36. V ERB – GET CONNECTION SELECT CONTROL (VERB ID=F01H) ............................................................................... 36
TABLE 37. V ERB – SET CONNECTION SELECT (VERB ID=701H) ................................................................................................ 36
TABLE 38. V ERB – GET CONNECTION LIST ENTRY (VERB ID=F02H) ........................................................................................ 37
TABLE 39. V ERB – GET PROCESSING STATE (VERB ID=F03H)................................................................................................... 40
TABLE 40. V ERB – SET PROCESSING STATE (VERB ID=703H).................................................................................................... 40
TABLE 41. V ERB – GET COEFFICIENT INDEX (VERB ID=DH)..................................................................................................... 41
TABLE 42. V ERB – SET COEFFICIENT INDEX (VERB ID=5H) ...................................................................................................... 41
TABLE 43. V ERB – GET PROCESSING COEFFICIENT (VERB ID=CH) ........................................................................................... 42
TABLE 44. V ERB – SET PROCESSING COEFFICIENT (VERB ID=4H)............................................................................................. 42
TABLE 45. V ERB – GET AMPLIFIER GAIN (VERB ID=BH) .......................................................................................................... 43
TABLE 46. V ERB – SET AMPLIFIER GAIN (VERB ID=3H) ........................................................................................................... 44
TABLE 47. V ERB – GET CONVERTER FORMAT (VERB ID=AH) ................................................................................................... 45
TABLE 48. V ERB – SET CONVERTER FORMAT (VERB ID=2H) .................................................................................................... 46
TABLE 49. VERB – GET POWER STATE (VERB ID=F05H)............................................................................................................ 46
TABLE 50. V ERB – SET POWER STATE (VERB ID=705H)............................................................................................................ 47
TABLE 51. V ERB –GET CONVERTER STREAM, CHANNEL (VERB ID=F06H) ...............................................................................47
7.1 Channel High Definition Audio Codec w/Two
Independent SPDIF-OUT
vi
Rev. 1.0
6 Page | |||
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部品番号 | 部品説明 | メーカ |
ALC880 | 7.1 Channel HD Audio Codec | Realtek Microelectronics |
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ALC883 | 7.1+2 CHANNEL HIGH DEFINITION AUDIO CODEC | Realtek Microelectronics |
ALC883-GR | 7.1 + 2 Channel HD Audio Codec | Realtek Microelectronics |