92HD91 Datasheet, PDF (4/298 Pages) Integrated Device Technology – SINGLE CHIP PC AUDIO SYSTEM

92HD91
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
3.3. Class-D BTL Amplifier Performance ................................................................................................49
3.4. Capless Headphone Supply Characteristics ....................................................................................50
3.5. AC Timing Specs .............................................................................................................................50
3.5.1. HD Audio Bus Timing .........................................................................................................50
3.5.2. SPDIF Timing .....................................................................................................................51
3.5.3. Digital Microphone Timing .................................................................................................51
3.5.4. GPIO Characteristics .........................................................................................................51
4. FUNCTIONAL BLOCK DIAGRAM .......................................................................................... 52
5. WIDGET DIAGRAM ................................................................................................................ 53
6. PORT AND PIN CONFIGURATIONS ..................................................................................... 54
6.1. Port Configurations ..........................................................................................................................54
6.2. Pin Configuration Default Register Settings .....................................................................................55
7. WIDGET INFORMATION ........................................................................................................ 56
7.1. Widget List .......................................................................................................................................57
7.2. Reset Key ........................................................................................................................................58
7.3. Root (NID = 00h): VendorID ............................................................................................................58
7.3.1. Root (NID = 00h): RevID ....................................................................................................59
7.3.2. Root (NID = 00h): NodeInfo ...............................................................................................59
7.4. AFG (NID = 01h): NodeInfo .............................................................................................................60
7.4.1. AFG (NID = 01h): FGType .................................................................................................60
7.4.2. AFG (NID = 01h): AFGCap ................................................................................................61
7.4.3. AFG (NID = 01h): PCMCap ...............................................................................................62
7.4.4. AFG (NID = 01h): StreamCap ............................................................................................63
7.4.5. AFG (NID = 01h): InAmpCap .............................................................................................64
7.4.6. AFG (NID = 01h): PwrStateCap .........................................................................................65
7.4.7. AFG (NID = 01h): GPIOCnt ...............................................................................................66
7.4.8. AFG (NID = 01h): OutAmpCap ..........................................................................................66
7.4.9. AFG (NID = 01h): PwrState ...............................................................................................67
7.4.10. AFG (NID = 01h): UnsolResp ..........................................................................................68
7.4.11. AFG (NID = 01h): GPIO ...................................................................................................68
7.4.12. AFG (NID = 01h): GPIOEn ...............................................................................................69
7.4.13. AFG (NID = 01h): GPIODir ..............................................................................................70
7.4.14. AFG (NID = 01h): GPIOWakeEn .....................................................................................71
7.4.15. AFG (NID = 01h): GPIOUnsol ..........................................................................................72
7.4.16. AFG (NID = 01h): GPIOSticky .........................................................................................73
7.4.17. AFG (NID = 01h): SubID ..................................................................................................73
7.4.18. AFG (NID = 01h): GPIOPlrty ............................................................................................74
7.4.19. AFG (NID = 01h): GPIODrive ...........................................................................................75
7.4.20. AFG (NID = 01h): DMic ....................................................................................................76
7.4.21. AFG (NID = 01h): DACMode ...........................................................................................77
7.4.22. AFG (NID = 01h): ADCMode ...........................................................................................78
7.4.23. AFG (NID = 01h): PortUse ...............................................................................................79
7.4.24. AFG (NID = 01h): ComJack .............................................................................................80
7.4.25. AFG (NID = 01h): VSPwrState .........................................................................................81
7.4.26. AFG (NID = 01h): AnaPort ...............................................................................................82
7.4.27. AFG (NID = 01h): AnaBTL ...............................................................................................83
7.4.28. AFG (NID = 01h): AnaBTLStatus .....................................................................................85
7.4.29. AFG (NID = 01h): AnaCapless .........................................................................................85
7.4.30. AFG (NID = 01h): Reset ...................................................................................................88
7.4.31. AFG (NID = 01h): DAC3OutAmp (Mono Out Volume) .....................................................89
7.4.32. AFG (NID = 01h): AnaBeep .............................................................................................90
7.4.33. AFG (NID = 01h): EAPD ..................................................................................................91
7.5. PortA (NID = 0Ah): WCap ................................................................................................................93
7.5.1. PortA (NID = 0Ah): PinCap ................................................................................................94
7.5.2. PortA (NID = 0Ah): ConLst .................................................................................................95
7.5.3. PortA (NID = 0Ah): ConLstEntry0 ......................................................................................96
7.5.4. PortA (NID = 0Ah): InAmpLeft ............................................................................................96
7.5.5. PortA (NID = 0Ah): InAmpRight .........................................................................................97
7.5.6. PortA (NID = 0Ah): ConSelectCtrl ......................................................................................97
IDT™ CONFIDENTIAL
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©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
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92HD91