基于NAND Flash的星載固態(tài)存儲(chǔ)技術(shù)研究.pdf

1、西安電子科技大學(xué)碩士學(xué)位論文基于NFlash的星載固態(tài)存儲(chǔ)技術(shù)研究姓名：宮戰(zhàn)冬申請(qǐng)學(xué)位級(jí)別：碩士專(zhuān)業(yè)：電子與通信工程指導(dǎo)教師：那彥；劉建彬201102AbstractAsanimportantpartofthespacecraftelectronicsystemtheperformanceofthesatellitebornesolidstatememoryisconnectedthesuccessandfailureofthespac

2、eflightmission111esatellitebornesolidstatememorydonotonlycompleteallfunctions，butalsoneedtoadapttheverybadspaceenvironmentInthisthesis，combinedwiththecharacteristicsoftheNANDFlashtheautomaticaccesscontrolfunctionisrealiz

3、edBasedonthetechnicaldesignoftheECC(errorcheckingandcorrectioncode)，thesingleeventeffectinthespaceapplicationofthesatellitebomesolidstatememorytechniqueissolvedBasedonthetestabilitydesignoftheBIT(BuiltInTest)，fortheappli

4、cationofthespacecrafttestinginorbitandfaultisolationtheintegratedprojectoftheUnitoftheDataMemorizerandtheconcreteBITdesignisadvancedtoimprovethetestabilityForthememorymechanismestablishedintheUnitofDateMemorizerofthecell

5、erasureandwriting，usedtheaddressmappingtable，thebadblockmanagementandmemorycellbackupmanagementarerealizedallthesecanmakethesystemmorerapidandflexibletomanagethememoryblocknewholestructurehasthecharacteristicsofsmallsize

6、，modularizationandlowpowerconsumptionsothatthesystemCallfittheflexibleapplicationandconstantupgradingCombining晰tllspecificdevelopmenttasks，thisthesisdescribehowtocontrolandsolvetheaboveissuesbasedonNANDFlashmemorytechnol

7、ogyandmakethetechnologyavailableinapplicationcapabilityofspacecraftandresearchobjectivesfortheNANDFlashbasedhardwareandsoftwaresystemnlesystemnotonlyhassmallsize，lowpowerconsumptionnonvolatile，modularandscalablefeatures，

8、butalsealizebadblockmappingmanagememofNANDFlash，automaticdataloadingandreading，anti—interfererofspaceenvironmentEffectautomatictestandfaultisolationinorbitOverallstructureofthesystemistakenthemodulardesignsothesystemcanw