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FM1182-FM1182E_parameters_tuning_guide_1.6.pdf

FM1182-FM1182E_parameters_tunin…

上传者: 王磊1860 2013-12-12 评分1 评论0 下载0 收藏0 阅读量483 暂无简介 简介 举报

简介:本文档为《FM1182-FM1182E_parameters_tuning_guide_1.6pdf》,可适用于硬件技术领域,主题内容包含FMFMEParameterTuningGuideRevisionForteMediaConfidentialRevisonhistoryRevst符等。

FMFMEParameterTuningGuideRevisionForteMediaConfidentialRevisonhistoryRevstreleaseRev)addlecpowrefth(xED))addpwrdwnset(xE)Rev)addlecpfmingain(xF))removeuartbaudrate(xE))adduartbaudrate(xFD))removeaecresetcount(xE))fixtypoRev)fixUARTbaudratetypo(xFD))addparametersassociatedwithLineoutEqualizerRev)addusbswitchforFMERev)clarifyFMandFMEdefaultdifference)addpwdndeviceoff(xE))correctdescriptionofyoutdesconlow(xEDF)Rev)addfqperiodNote:Someoftheparametermaybeaddedlateron,theexistingparameteraddresswillremainunchangedFMFMEParameterTuningGuideRevisionForteMediaConfidentialFMFMEParameterTuningGuideParametersassociatewithdeviceenableformatxE(dvenable)xE(micrevertmode)xE(digicontrol)xEA(dvflag)xEB(michpftype)xE(numofmics)xE(dspmips)xEA(gpicheckmax)xE(pwdndeviceoff)xE(USBpwdnflag)xFD(uartbarudrate)ParametersassociatewithHWgainxE(micpgagain)initializationstageonlyxE(lineinpgagain)initializationstageonlyxE(lineoutpgagain)initializationstageonlyxE(spkearpgagain)initializationstageonlyxE(earspkpgagain)initializationstageonlyxEC(intPAgain)forFMEonlyxED(earPAgain)forFMEonlyxFC(HWmicpgagain)runtimeonlyxFC(HWlineinpgagain)runtimeonlyxFC(HWspeakerpgagain)runtimeonlyParametersassociatedwithSWprocessonoffxE(murxexc)xE(mutxexc)xE(klconfig)xE(spflag)xE(ftflag)xEF(fftifft)xE(pwrdwnset)xE(mictestflag)ParametersassociatedwithSWgain,andhasnoeffectonalgorithmxED(micvolume)xEE(spkvolume)xEF(spkmute)xE(micmute)xE(spkvolumecap)xE(loutclipth)xEusbmicvolcapxEE(volumeupdownstepcontrol)xEB(micgain)Parametersassociatedwithmicinautocalibrationenable:bitofxExEC(micgain)xEF(vaddiffceil)xEF(vaddiffmax)FMFMEParameterTuningGuideRevisionForteMediaConfidentialParametersassociatedwithmicinAGCenable:bitofxExEA(micagcreflow)xEA(micagcrefhigh)xEF(micagcminagc)xEA(micagcmaxagc)ParametersassociatedwithlineinAGCenable:bitofxExEA(lineinagcref)xEA(lineinagcminagc)xEAA(lineinagcmaxagc)Parameterassociatedwithnoisepastebackenable:bitofxExEA(noisegain)ParameterassociatedwithDynamicRangeControlenable:bit(Lout)bit(spkout)ofxExE(spkoutdrcslant)xE(spkoutdrclevel)xE(loutdrcslant)xE(loutdrclevel)xEF(spkdbdrop)xE(spkdbdecay)ParametersassociatedwithLineoutEqualizerxEC(linoutequal)xECA(linoutequal)xECB(linoutequal)xECC(linoutequal)xECD(linoutequal)ParametersassociatewithacousticechocancellationxED(AECrefgain)xE(pfzfactorexphigh)xE(pfzfactorexplow)xE(fethyout)xEC(fevadthbig)xE(AECnwshift)xE(AECfevadshift)xE(AECdelaylength)xEC(fevadgainlimit)xEC(fqfevadgainlow)xEC(fqfevadgainhigh)Parametersassociatewithbigechocancellationenable:bitofxExED(invconst)xEDA(clipth)xEDB(clipth)FMFMEParameterTuningGuideRevisionForteMediaConfidentialxEDE(youtdesconhigh)xEDF(youtdesconlow)ParametersassociatewithhalfduplexcontrolxE(micsatth)xEA(youtsatth)xEC(sthdtime)ParametersassociatewithnoisesuppressionxE(micnsslevel)xE(micnslowbandgain)xE(micnshighbandgain)xEBC(fqperiod)xEBD(fqbetav)miconlyxEBE(fqbetauv)miconlyParametersassociatedwithsidetonecancellationxED(lecrefpowth)xEE(LECrefgain)xE(LECdelaylength)xE(LECpfzfactorexp)xE(LECpostmu)xE(LECmushift)xF(LECpfmingain)ParameterassociatedwithVAD(miconly)xEB(pfcoefgain)xED(VADceillow)xED(VADceilhigh)xED(vadratthrdfe)xED(vadratthrdnofe)xEED(vadratthrd)xEEE(vadmult)xEFC(vadratthrd)xEFE(vadaddthrd)xF(VADratthrd)xF(VADaddthrd)ParameterforFMEonlyxE(usbswitch)ReadonlyparameterforstatusxE(framecounter)xEE(watchdogcount)xEF(micsatcount)xE(vadledflag)xFCE(strapoptionstatus)xB(refmiccalibrationgain)xB(lineinAGCgain)xBC(micinAGCgain)FMFMEParameterTuningGuideRevisionForteMediaConfidentialFMFMEParameterTuningGuideRevisionForteMediaConfidentialTherearefourcategoriesofparameters,thestcategorycanonlybechangedatinitialization,thendcategorycanbechangedatruntimeonlywithprecaution,therdcategoryhastobepresetaccordingtotheapplicationandphysicalplacementofmicroponeandspeaker,thethcategoryisreadonlystatusWhenthesystemispowereduporreset,theSWwillinitializetheproperregisteraccordingtothestrapoptions,thenwaitinaloopforfurtherinstructionifit‟sinexternalhostmode(ie,EEPROM,SerialHostInterfaceorUARTmode)OnceSWgetthe“GO”instruction(ie,xEA=x),theinitializationisconsidereddoneThesystemwillbein“run”modeParameterscanonlybechangedatinitializationstageDvenableAddress:xE(defaultvaluexB)D:DReservedDParserenable,:enable,:disableDSerialport(CHIbus)enable,:enable,:disableD:DReservedDAnaloglineoutenable,:enable,:disableDAnaloglineinenable,:enable,:disableDSpeakeroutenable,:enable,:disableDReservedDMicenable,:enable,:disableDMicenable,:enable,:disableMicrevertmodeAddress:xE(defaultvaluex)D:D:enable,:disableWhenmicrevertmodeisenabled,micwillbeusedformic–lineoutpathinsteadofmicMicpgagainAddress:xE(defaultvaluexxforFMandxBxDforFME)D:DReservedD:D–Micgain,PGAgainofmicD:D–Micgain,PGAgainofmicMicrophonelineinGainTableMicrophoneingainsettingGainvaluexdBxdBxdBxdBxdBxdBFMFMEParameterTuningGuideRevisionForteMediaConfidentialxdBxdBxdBxdBxAdBxBdBxCdBxDdBxEdBxFdBLineinpgagainAddress:xE(defaultvaluex)D:D–ReservedD:D–LineinPGAgainLineoutpgagainAddress:xE(defaultvaluexD)D:D–ReservedD:D–LineoutPGAgainSpeakerLineoutGainTableSpeakerlineoutgainsettingGainvaluexdBxdBxdBxdBxdBxdBxdBxdBxdBxdBxAdBxBdBxCdBxDdBxEdBxFdBxdBxdBxdBxdBxdBFMFMEParameterTuningGuideRevisionForteMediaConfidentialxdBxdBxdBxdBxdBxAdBxBdBxCdBxDdBxEdBxFdBSpeakerpgagainAddress:xE(defaultvaluexD)D:D–ReservedD:D–SpeakerPGAgainDigicontrolAddress:xE(defaultvaluexF)D–ReservedDCHICLOCKINTERNAL(Serialport,CHIbus,serialclocksource),:internal,:externalD:DReservedDCHISYNINTERNAL,Serialport(CHIbus)framesyncsource,:internal,:externalD:DReservedDCHIONECLOCKDELAY(DelayofData),:MSBvalidoneclockdelayafterframesync,:MSBvalidsamecycleasframesyncD:D–CHIWORDLENGTH(Serialwordlengthofserialport),:bit,:bitOthervalue:notvalidWordlengthofbitissupportedinlinearPCMmode,bitissupportedinulawmodeDVflagAddress:xEA(defaultvaluex)DReadyflag,:ready,:notreadyThedevicecanbeconfiguredonlywhenreadyflagissetTheflagswillbeautomaticclearedaftertherequestisprocessedPwrdwnsetAddress:xE(defaultvaluexD)Dresumeflag,FMFMEParameterTuningGuideRevisionForteMediaConfidentialxD:needtoreloadparameterafterwakeupfrompowerdown,xC:noneedtoreloadparameterafterwakeupfrompowerdownDSPMipsAddress:xE(defaultvaluex)DDReservedDDvalueThisparametersetstheDSPMipsDSPmips=*(value)Thedefaultsettingis*()=MipsThetablebelowistheMIPsrequirementforsometypicalapplicationBothspkoutDRClineoutDRCareincludedinthemicmicapplicationApplicationMIPsmicmicOOmicUOspkoutDRCLineoutDRCGPIcheckmaxAddress:xEA(defaultvaluex)DDvalueThisparametersetsthebuildinfunctionenabledisableSeetablebelowValueBuildinfunctionenablednoneVolumeupVolumeup,volumedownVolumeup,volumedown,muteinVolumeup,volumedown,mutein,earphoneinEarspkpgagainAddress:xE(defaultvaluex)DDReservedDDSpkpgagainvalueunderearpiecemodeThisparameterdefinesthespkpgagaininearpiecemodePinsettohighwillsetFMFMEtoearpiecemodeifnotinSHImodeusbswitchAddress:xE(defaultvaluex)FMFMEParameterTuningGuideRevisionForteMediaConfidentialDDReservedD:enableUSBBluetoothconcurrentvolumecontrol:disabledWhenUSBBluetoothconcurrentvolumecontrolisturnedon,spkvolumeandmicvolumewillbecontrolledthroughUSBandbothvolumesinBluetoothmodewillbesavedThevolumeswillberesumedwhenthesystemgoesbacktoBluetoothmodeFMFMEParameterTuningGuideRevisionForteMediaConfidentialParameterscanbechangedatruntimeonlywithprecautionHWmicpgagainAddress:xFC(defaultvaluex)D:DReservedD:D–MicgainD:D–MicgainAtinitializationstage,SWwilltransferthevalueofmicpgagain(xE)toHWmicpgagainItisnotrecommanedtochangetheHWmicpgagainabruptly,whichmaycausesystemunstableMicrophoneinGainTableMicrophoneingainsettingGainvaluexdBxdBxdBxdBxdBxdBxdBxdBxdBxdBxAdBxBdBxCdBxDdBxEdBxFdBHWlineinpgagainAddress:xFC(defaultvaluex)D:D–ReservedD:D–LineinPGAgainAtinitializationstage,SWwilltransferthevalueoflineinpgagain(xE)toHWlineinpgagainItisnotrecommendedtochangetheHWlineinpgagainabruptly,whichmaycausesystemunstableHWspeakerpgagainAddress:xFC(defaultvaluexBD)D:D–ReservedD:D–LineoutPGAgainFMFMEParameterTuningGuideRevisionForteMediaConfidentialD:D–SpeakerPGAgainAtinitializationstage,SWwilltransferthevalueofspeakerpgagain(xE)tobitofHWspeakerpgagain,andlineoutpgagain(xE)tobitofHWspeakerpgagainItisnotrecommendedtochangetheHWspeakerpgagainabruptly,whichmaycausesystemunstableThePGAgainofbuildinpoweramplifiercanonlybechangedontheflySpeakerLineoutGainTableSpeakerlineoutgainsettingGainvaluexdBxdBxdBxdBxdBxdBxdBxdBxdBxdBxAdBxBdBxCdBxDdBxEdBxFdBxdBxdBxdBxdBxdBxdBxdBxdBxdBxdBxAdBxBdBxCdBxDdBxEdBxFdBUARTbaudrateAddress:xFD(defaultvaluex)D:DReservedD:D–clockfactor,baudrate=clockfrequency(clockfactor*)TheclockfrequencyisinternalclockafterPLLForexample,iftheclockfrequencyisMHz,thedefaultbaudrateis(x*)=FMFMEParameterTuningGuideRevisionForteMediaConfidentialExternalcrystalisMHzBaudratevaluexFxxCxExFxxCxExFxAExternalcrystalisMHzBaudratevaluexCxxxxCxxxFMFMEParameterTuningGuideRevisionForteMediaConfidentialParametersneedtobepresetaccordingtoapplication,placementandcomponentSPKOUTDRCslantAddress:xE(defaultvaluex)D:DvalueThisparameteristospecifyattenuationamountcausedbyDRCwhentheamplitudeofspeakeroutislargerthanthevaluespkoutDRClevelspecifiedLargerthevaluemeansmoresuppressionatpeaksTheslopis(y)whenthespeakeroutamplitudeislargerthanspkoutDRClevelspecified,butlessthantimesofspkoutDRClevelspecifiedTheslopis(y)whenthespeakeroutamplitudeislargerthantimesofspkoutDRClevelspecifiedWhereyisspkoutDRCslantxFFF,y=withdefaultvalueofloutDRCslant=xspkoutDRClevelAddress:xE(defaultvaluex)D:DvalueThisparameterdefinesthelowestlevelwherespeakeroutDRC(dynamicrangecontrol)suppressesspeakeroutIfthesignallevelissmallerthanspkoutDRClevel,thennosuppressionwillbedonexFFFismappedtomVThedefaultvaluexmeansanysignallargerthanmV(measuredsingleend)willbesuppressed,andtheslewrateisdeterminedbyspkoutDRCslantLoutDRCslantAddress:xE(defaultvaluex)D:DvalueThisparameteristospecifyattenuationamountcausedbyDRCwhentheamplitudeoflineoutislargerthanthevalueloutDRClevelspecifiedLargerthevaluemeansmoresuppressionatpeaksTheslopis(y)whenthelineoutamplitudeislargerthanloutDRClevelspecified,butlessthantimesofloutDRClevelspecifiedTheslopis(y)whenthelineoutamplitudeislargerthantimesofloutDRClevelspecifiedWhereyisloutDRCslantxFFF,y=withdefaultvalueofloutDRCslant=xLoutDRClevelAddress:xE(defaultvaluex)D:DvalueThisparameterdefinesthelowestlevelwherelineoutDRC(dynamicrangecontrol)suppresseslineoutIfthesignallevelissmallerthanloutDRClevel,thennosuppressionwillbedonexFFFisFMFMEParameterTuningGuideRevisionForteMediaConfidentialmappedtomVThedefaultvaluexmeansanysignallargerthanmV(measuredsingleend)willbesuppressed,andtheslewrateisdeterminedbyloutDRCslantSpkdBdropAddress:xEF(defaultvaluexD)D:DvalueThisparameterdefinesthemaximumspeakervolumeattenuationatdoubletalkThedefaultvaluexD=dBSpkdBdecayAddress:xE(defaultvaluex)D:DvalueThisparameterdefinestherestorationspeedatdoubletalkwhenVADisoffThedefaultvaluexmeanstherestorationspeedfromattenuationxD(dB)toxBB(dB)issecondsRestorationtime=(xBB–SpkdBdrop)SpkdBdecay*(k)sLECrefpowthAddress:xED(defaultvaluexforFMandxforFME)D:DvalueThisparameterdefinestheLECadaptthresholdTheLECwilladaptwhenthepowerofestimationisbiggerthanthethresholdSetthevaluetoxismoresuitablethandefaultvaluemicHPFtypeAddress:xEB(defaultvaluex)

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