诺瓦科技LED显示屏接收卡厂家A8s产品说明书.docx
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诺瓦科技LED显示屏接收卡厂家A8s产品说明书.docx
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诺瓦科技LED显示屏接收卡厂家A8s产品说明书
A8s
Copyright©2018Xi’anNovaStarTechCo.,Ltd.AllRightsReserved.
Nopartofthisdocumentmaybecopied,reproduced,extractedortransmittedinanyformorbyanymeanswithoutthepriorwrittenconsentofXi’anNovaStarTechCo.,Ltd.
Trademark
www.novastar.techi
sReceivingCard
ProductDescriptionChangeHistory
ChangeHistory
www.novastar.techii
1Safety
Contents
1Safety...............................................................................................................................................1
1.1StorageandTransportSafety......................................................................................................................1
1.2InstallationandUseSafety..........................................................................................................................1
2Overview.........................................................................................................................................2
3Characteristics................................................................................................................................4
3.1ImprovementinDisplayEffect.....................................................................................................................43.2ImprovementinMaintainability....................................................................................................................5
3.3ImprovementinHardwareReliability...........................................................................................................6
3.4ImprovementinSoftwareReliability............................................................................................................6
4HardwareStructure.......................................................................................................................7
4.1Appearance..................................................................................................................................................7
4.2Dimensions..................................................................................................................................................7
4.3Indicator.......................................................................................................................................................8
4.4DefinitionoftheDataInterface(Top)...........................................................................................................9
4.4.132-GroupParallelDataInterface..............................................................................................................9
4.4.264-GroupSerialDataInterface...............................................................................................................12
4.4.3ReferenceDesignforExpandableInterfaces.........................................................................................15
5SoftwareStructure......................................................................................................................17
6TypicalNetworking....................................................................................................................18
7Specifications...............................................................................................................................19
AAcronymsandAbbreviations..................................................................................................20
BTerms............................................................................................................................................21
www.novastar.techiii
1Safety
1Safety
ThischapterillustratesthesafetyoftheA8sreceivingcardtoensureproducts’storage,transport,packingandapplicationsafety.Safetydescriptionisapplicabletoallpersonnelthatcontactorusetheproducts.Payattentiontofollowingpoints:
●Readthroughoutthedescription.
●Savethewholedescription.
●Becompliedwiththewholedescription.
1.1StorageandTransportSafety
●Payattentiontodustandwaterprevention.
●Avoidlong-termdirectsunlight.
●Donotplacetheproductsatthepositionnearfireandheat.
●Donotplacetheproductsinanareacontainingexplosivematerials.
●Donotplacetheproductsinstrongelectromagneticenvironment.
●Placetheproductsatastablepositiontopreventdamageorpersonalinjurycausedbydropping.
●Savethepackingboxandmaterialswhichwillcomeinhandyifyoueverhavetoshipyourproducts.Formaximumprotection,repackyourproductasitwasoriginallypackedatthefactory.
1.2InstallationandUseSafety
●Onlytrainedprofessionalsmayinstalltheproducts.
●Donotinsertandunplug(powercordplug)whenthepowerison.
●Ensurethesafegroundingofthedevice.
●Alwayswearananti-staticwristbandandinsulatinggloves.
●Donotplacetheproductsinanareahavingmoreorstrongshake.
●Performdustremovingregularly.
●DonotmaintaintheproductswithoutauthorizationbutcontactNovaStarassoonaspossible.
●ReplacesparepartsonlywiththesamepartssuppliedbyNovaStar.
www.novastar.tech1
2Overview
2Overview
A8sisahigh-endreceivingcarddevelopedbyNovaStar,featuringsmallsizeandlargeloadingcapacitywiththesinglecardloadingcapacityupto512×256(PWMIC)pixels.
A8scanworkwiththeindependentcontrollerMCTRLR5,makingdisplayrotateatanyangel.A8scanalsoworkwiththeindependentcontrollerMCTRL4KfeaturinglargeloadingcapacityandsupportHDR10compliantvideoinput,realizinglargerdynamicbrightnessrangeandlargercolorspace,andmakingtheimagesmoother.
A8ssupportspixellevelbrightnessandchromacalibration,whichremovescolordifferenceeffectivelyandimprovesdisplayconsistencyofLEDimages.Inaddition,italsosupportsimagerotationin90°increments,creatingricherimagesandimprovingvisualexperiences.
SoftwareandhardwaredesignsoftheA8sconcerntheuserdeploymentaswellasoperatingandmaintenancescenarios,enablingeasierdeployment,morestableoperatingandmoreefficientmaintenance.
Advancedhardwaredesign:
●Smallsizeandthinnerthicknesssavespaceforincreasinglynarrowercabinetspaceandsmallerspacingbetweenlamps.
●Usehigh-densityconnectorwhichisresistanttodustandvibrationandfeatureshighstabilityandhighreliability.
●Assemblynetworktransformerfeaturessimpledesignandimprovedmagneticcompatibility,helpinguser’sproductstosuccessfullypasstheEMCauthentication.
Usefulsoftwaredesign:
●SupportforHDR10
●SupportforLVDStransmission(customizedfunction)
●Supportforlowlatency(customizedfunction)
●Supportforsmartmodule(customizedfunction)
●Supportforautomodulecalibration
●SupportforMappingfunction
●Supportfor18Bit+grayscaleoutput
●SupportforClearView
●Supportforimagerotationin90°increments
●Supportforpre-storedimagesettingofthereceivingcard
www.novastar.tech2
2Overview
●SupportformoduleFlashmanagement
●Supportformonitoringoftemperature,powersupplyvoltage
●SupportformonitoringofEthernetcablecommunicationstatus(customizedfunction)
●Supportfor5-pinLCDmodule
Characteristics
Description
SupportingHDR10
Supportinglowlatency
(Customizedfunction)
A8scanreducetheframelatency(forthemodulethattheRAMisbuiltwithinthedriverIC)ofthevideosourceonthereceivingcardendtooneframe.
Supportingpixellevelbrightnessandchroma
calibration
PixellevelbrightnessandchromacalibrationonNovaLCTcouldremovecolordifferenceeffectively,makethebrightnessandchromaofthewholescreenhighlyconsistent,andimprovedisplayeffect.
Supportingimagerotationin90°increments
(Calibrationoftherotatedimagenotsupported)
OnNovaLCT,theimageonthescreencanbesettorotateinthemultiplesof90°(90°,180°,270°and360°).
Support18Bit+grayscaleoutput
Enablingof18bitmodecouldimproveLEDdisplaygrayscaleby4times,andthereforeavoidgrayscalelosscausedbybrightnessreductionandmakeimagesfiner.
SupportClearView
EnableClearViewonNovaLCTtoadjustthetexture,sizeandcontrastindifferentareabasedonhumanvisualsystemtomakeimagemorerealistic.
Supportarbitrary-anglerotationforthescreen
MakeA8sworktogetherwithMCTRLR5andthensetthescreenonSmartLCTtomakedisplayrotateatanyangel,showdifferentshapes,andpresentchangeableimages.
www.novastar.tech4
Characteristics
Description
Supportingthesmartmodule
(Customizedfunction)
ThesmartmoduleiscomposedofFlashandMCU.
Flashcouldstorecalibrationcoefficientsandmoduleinformation.MCUcouldcommunicatewiththereceivingcardtorealizemonitoringovertemperature,voltageandwiringcommunicationstatus,aswellasLEDerrordetection.
Thesmartmodulecouldmakemonitoringunitsmaller,requiringnoindependentmonitoringcardandsavingcabinetspace.
SupportingLVDStransmission
(Customizedfunction)
Thetransmissionmodeoflow-voltagedifferentialsignaling(LVDS)isused,whichreducesthenumberofdatacablesthatconnectthereceivingcard'sHUBboardtothemodule,increasesthetransmissiondistance,improvesthesignaltransmissionquality,enhancestheEMCeffect,andbetterstabilizestheimageoutput.
Supportingmoduleautocalibration
EnabletheMappingfunctiononNovaLCT,thenthetargetcabinetwilldisplaythecabinetnumberandEthernetportinformation,a
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