群创液晶屏LQ035NC111应用电路参考资料

ApplicationNoteVersionAPage1Chunyan.Huang2010/07/28ThecopyrightbelongstoChimeiInnolux.Anyunauthorizeduseisprohibited.CHIMEIINNOLUXDISPLAYCORPORATIONLCDMODULEAPPLICATIONNOTECustomer:LCDSIZE:3.5’’DDate:2010.07.28Version:ARemark■■■■SinglePowerApprovedbyReviewedbyPreparedbyHansChen2010/07/28DavidTang2010/07/28ChunyanHuang2010/07/28ChimeiInnoluxDisplayCorporationIndustryDistrict10,LongHua,Shen,ChT.L+86-0755-27706888ApplicationNoteVersionAPage2Chunyan.Huang2010/07/28ThecopyrightbelongstoChimeiInnolux.Anyunauthorizeduseisprohibited.RecordofRevisionVersionReviseDatePageContentA2010/07/28InitialReleaseApplicationNoteVersionAPage3Chunyan.Huang2010/07/28ThecopyrightbelongstoChimeiInnolux.Anyunauthorizeduseisprohibited.1.ModuleIntroduction1.1ModulePhotoModulePhotoModuleNameTopSideBottomSideLQ035NC1111.2ModuleComparisonTableModuleNameBrightness(nits)PinNum.RecommendedConnectorLQ035NC11130054PinsFH28-54S-0.5SH(05)2.PinAssignmentTablePinNo.SymbolFunctionRemark1LED-BacklightLEDGround2LED-BacklightLEDGround3LED+BacklightLEDPower4LED+BacklightLEDPower5NCNotUse6NCNotUseApplicationNoteVersionAPage4Chunyan.Huang2010/07/28ThecopyrightbelongstoChimeiInnolux.Anyunauthorizeduseisprohibited.7NCNotUse8/RESETHardwareReset9SPENASPIInterfaceDataEnableSignalNote310SPCLKSPIInterfaceDataClockNote311SPDATSPIInterfaceDataNote312B0BlueDataBit013B1BlueDataBit114B2BlueDataBit215B3BlueDataBit316B4BlueDataBit417B5BlueDataBit518B6BlueDataBit619B7BlueDataBit720G0GreenDataBit021G1GreenDataBit122G2GreenDataBit223G3GreenDataBit324G4GreenDataBit425G5GreenDataBit526G6GreenDataBit627G7GreenDataBit728R0RedDataBit0/DX0Note429R1RedDataBit1/DX1Note430R2RedDataBit2/DX2Note431R3RedDataBit3/DX3Note432R4RedDataBit4/DX4Note433R5RedDataBit5/DX5Note4ApplicationNoteVersionAPage5Chunyan.Huang2010/07/28ThecopyrightbelongstoChimeiInnolux.Anyunauthorizeduseisprohibited.34R6RedDataBit6/DX6Note435R7RedDataBit7/DX7Note436HSYNCHorizontalSyncInput37VSYNCVerticalSyncInput38DCLKDotDataClock39NCNotUse40NCNotUse41VCCDigitalPower42VCCDigitalPower43NCNotUse44NCNotUse45NCInternaltestuse46NCNotUse47NCInternaltestuse48SEL2Controltheinputdataformat/floatingNote149SEL1ControltheinputdataformatNote150SEL0ControltheinputdataformatNote151NCNotUse52DEDataEnableInputNote253DGNDGround54AVSSNote:1.Themodecontrol(SEL2)notuse,itcan’tcontrolCCIR601interface.IfnotuseCCIR601,itcanfloating2.FordigitalRGBinputdataformat,bothSYNCmodeandDE+SYNCmodearesupported.IfDEsignalisfixednow,SYNCmodeisused.Otherwise,DE+SYNCmodeisused.SuggestusedSYNCmode.SuggesttheDEsignalusuallypulllow.3.Usuallypullhigh.4.IFselectserialRGBorCCIR601/656inputmodeisselected,onlyDX0-DX7used,andtheothershorttoApplicationNoteVersionAPage6Chunyan.Huang2010/07/28ThecopyrightbelongstoChimeiInnolux.Anyunauthorizeduseisprohibited.GND,onlyselectedserialRGB、CCIR601/656interface,DXBUSwillenable.DigitalinputmodeDX0isLSBandDX7isMSB.3.Power&TimingCharacteristic3.1.PowerSequenceCustomershouldfollowourproductpowersequence,otheritwouldleadtodisplayabnormal,pleaserefertothefiguresasbelow.PowerOn:Remark:Customershouldfolloweverytime,otherwiseitmaybeleadtodisplayabnormal,youcanreferourreferencecircuit.3.2PowerOperationConditionsCustomershouldnoticetheredmarkspecially,ifyoudonotfollowit,itwouldleadtodisplayabnormal.ApplicationNoteVersionAPage7Chunyan.Huang2010/07/28ThecopyrightbelongstoChimeiInnolux.Anyunauthorizeduseisprohibited.3.3TimingDescriptionOurLCMhasintegratedT-conICintoourdriverIC,socustomeronlyinputDCLK,HS,VS,DEandR/G/BdatasignalstoourLCMfromtheirsystemsolution.Butthesesignalsmustfollowourtimingspecification.OtherwisetheLCMwilldisplayabnormally.WeprovidetheTimingDrawingandTimingFormulaforcustomertohowtosettheirparametersofLCDcontroller.AboutthedetailtimingparametersofLCDdisplay,pleasefollowtheproductspecification.TimingFormula:DCLK=(Hw+Hbp+Ha+Hfp)*(Vw+Vbp+Va+Vfp)*Fvsync(Unit:Hz)Fhsync=(Vw+Vbp+Va+Vfp)*Fvsync(Unit:Hz)Remark:1.FhsyncisHsyncfrequency,andFvsyncisVsyncfrequency.2.ParameterTable.ParameterDescriptionUnitHwHsyncWidthDCLKHbpHorizontalbackporchDCLKHaHorizontalvalidareaDCLKApplicationNoteVersionAPage8Chunyan.Huang2010/07/28ThecopyrightbelongstoChimeiInnolux.Anyunauthorizeduseisprohibited.CustomersystemFPCSPCKConnecterSPENAHfpHorizontalfrontporchDCLKVwVsyncWidthHsync(Line)VbpVerticalbackporchHsync(Line)VaVerticalvalidareaHsync(Line)VfpVerticalfrontporchHsync(Line)DCLKDotclockHz4.SoftwareIntroduce4.1SPITimingCharacteristicsWesuggestourcustomerrefertothebelowdrawingtodesignSPIcircuit.TherearesomespecialregistersinthedriverICof3.5”QVGAproduct.WemustusePinSPENA,SPCK,SPDAtosettheseregisters.Onlyifsetthecorrectvalueintheseregistersthattheproductwillbedisplayednormally.Pleaserefertotheproductspecificationtosetthesevalues.3.5”QVGAproductsusingthe3-wireserialportascommunicationinterfaceforallthefunctionandparametersetting.3-wirecommunicationcanbebi-directionalcontrolledbythe“R/W”bitinaddressfield.Theseproducts3-Wireengineactasa“slavemode”forallthetime,andwillnotissueanycommandtothe3-wirebusitself.Underreadmode,3-Wireenginewillreturnthedataduring“