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3.2.3.1PowerUp/Down
SoftwareControlandOperation
Thismenu(showninFigure3-4)allowsuserstomanuallypoweruporpowerdowneachmodule.Click
theappropriatecheckboxestopoweruporpowerdownaspecificmodule.Table3-1showstheregister
mappingforeachmodulesetting.
AbbreviationssuchasDAL/DAR,MXL/MXR,andADL/ADRstandforcorrespondingmodulesthatare
describedintheblockdiagramofthePCM3793A(seeFigure3-8).
Figure3-4.InternalModulePowerUp/DownFunctionMenuTab
Table3-1.RegisterMappingforPowerUp/DownModule
CheckBoxInternalModuleRegister
AnalogBiasAnalogbiasReg#73bit7[PBIS]
VcomAnalogcommonvoltageReg#74bit0[PCOM]
HPCOM/MONO(HPC)Headphonecommon/mono-outbufferReg#73bit4[PHPC]
MixerL-ch(XML)AnalogmixerL-chReg#72bit0[PMXL]
MixerR-ch(XMR)AnalogmixerR-chReg#72bit1[PMXR]
HP/LineoutL-ch(HPL)Headphone/LineoutampL-chReg#73bit2[PHPL]
HP/LineoutR-ch(HPR)Headphone/LineoutampR-chReg#73bit3[PHPR]
DACL-ch(DAL)DACandinterpolationfilterL-chReg#73bit5[PDAL]
DACR-ch(DAR)DACandinterpolationfilterR-chReg#73bit6[PDAR]
SpeakeroutL-ch(SPL)SpeakerampL-chReg#73bit0[PSPL]
SpeakeroutR-ch(SPR)SpeakerampR-chReg#73bit1[PSPR]
ADCL-ch(ADL)ADCanddecimationfilterL-chReg#82bit0[PADL]
ADCR-ch(ADR)ADCanddecimationfilterR-chReg#82bit1[PADR]
GainAMPL-ch(PG1,PG5)GainampL-ch(PG1andPG5)Reg#82bit4[PAIL]
GainAMPR-ch(PG2,PG6)GainampR-ch(PG2andPG6)Reg#82bit5[PAIR]
Diffamp(D2S)D2SforAIN1Reg#82bit3[PADS]
MicBias(MCB)MicbiasampReg#82bit2[PMCB]
Set-UpGuide 24SBAU127–July2007
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