ISO/IEC 15205-2000 SBus-基片和模块互连总线
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【英文标准名称】:SBus-Chipandmoduleinterconnectbus
【原文标准名称】:SBus-基片和模块互连总线
【标准号】:ISO/IEC15205-2000
【标准状态】:现行
【国别】:国际
【发布日期】:2000-06
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1
【标准类型】:()
【标准水平】:()
【中文主题词】:总线;组装件;数据总线;集成电路;数据通信;定义;数据处理;信息交换;数据传送;接口
【英文主题词】:Assemblies;Buses(dataprocessing);Databus;Datacommunication;Dataprocessing;Datatransfer;Definition;Definitions;Informationinterchange;Integratedcircuits;Interfaces(dataprocessing)
【摘要】:SBusisahighperformancecomputerI/OinterfaceforconnectingintegratedcircuitsandSBusCardstoacomputersystemmotherboard.Thisstandarddefinesthemechanical,electrical,environmental,andprotocolrequirementsforthedesignofSBusCardsandthecomputersystemmotherboardthatsupportsthosecards.EverySBusCardshallimplementappropriateself-descriptiveandinitializationfirmwareusingFCode,whichissimilartotheForthprogramminglanguage.Thedetailsofthisfirmwarestandardarebeyondthescopeofthisstandard.Inaddition,othersoftwareinterfacesmaybeusedforcommunicationwithSBusCards.SBusisintendedtoprovideahighperformanceI/Obusinterfacewithasmallmechanicalformfactor.Thesmallsize,highlevelsofintegration,andlowpowerusageofSBusCardsenablethemtobeusedinlaptopcomputers,compactdesktopcomputers,andotherapplicationsrequiringsimilarcharacteristics.SBusCardsaremountedinaplaneparalleltothemotherboardofthecomputersystem,allowingthecomputersystemtohavealowprofile.SBusisnotdesignedasageneralpurposebackplanebus.SBusallowstransferstobeinunitsof8,16,32,or64bits.Bursttransfersareallowedtofurtherimproveperformance.SBusallowsanumberofSBusMasterdevicestoarbitrateforaccesstothebus.ThechosenSBusMasterprovidesa32-bitvirtualaddresswhichtheSBusControllermapstotheselectionoftheproperSBusSlaveandthedevelopmentofthe28-bitphysicaladdressforthatSlave.TheselectedSBusSlavethenperformsthedatatransfersrequestedbytheSBusMaster.SimpleSBusCardsmaybedesignedtooperatesolelyasSlavesontheSBus.note:1)Afirmwareinterfacestandardisunderconsideration.
【中国标准分类号】:L62
【国际标准分类号】:35_160
【页数】:103P;A4
【正文语种】:英语
【原文标准名称】:SBus-基片和模块互连总线
【标准号】:ISO/IEC15205-2000
【标准状态】:现行
【国别】:国际
【发布日期】:2000-06
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1
【标准类型】:()
【标准水平】:()
【中文主题词】:总线;组装件;数据总线;集成电路;数据通信;定义;数据处理;信息交换;数据传送;接口
【英文主题词】:Assemblies;Buses(dataprocessing);Databus;Datacommunication;Dataprocessing;Datatransfer;Definition;Definitions;Informationinterchange;Integratedcircuits;Interfaces(dataprocessing)
【摘要】:SBusisahighperformancecomputerI/OinterfaceforconnectingintegratedcircuitsandSBusCardstoacomputersystemmotherboard.Thisstandarddefinesthemechanical,electrical,environmental,andprotocolrequirementsforthedesignofSBusCardsandthecomputersystemmotherboardthatsupportsthosecards.EverySBusCardshallimplementappropriateself-descriptiveandinitializationfirmwareusingFCode,whichissimilartotheForthprogramminglanguage.Thedetailsofthisfirmwarestandardarebeyondthescopeofthisstandard.Inaddition,othersoftwareinterfacesmaybeusedforcommunicationwithSBusCards.SBusisintendedtoprovideahighperformanceI/Obusinterfacewithasmallmechanicalformfactor.Thesmallsize,highlevelsofintegration,andlowpowerusageofSBusCardsenablethemtobeusedinlaptopcomputers,compactdesktopcomputers,andotherapplicationsrequiringsimilarcharacteristics.SBusCardsaremountedinaplaneparalleltothemotherboardofthecomputersystem,allowingthecomputersystemtohavealowprofile.SBusisnotdesignedasageneralpurposebackplanebus.SBusallowstransferstobeinunitsof8,16,32,or64bits.Bursttransfersareallowedtofurtherimproveperformance.SBusallowsanumberofSBusMasterdevicestoarbitrateforaccesstothebus.ThechosenSBusMasterprovidesa32-bitvirtualaddresswhichtheSBusControllermapstotheselectionoftheproperSBusSlaveandthedevelopmentofthe28-bitphysicaladdressforthatSlave.TheselectedSBusSlavethenperformsthedatatransfersrequestedbytheSBusMaster.SimpleSBusCardsmaybedesignedtooperatesolelyasSlavesontheSBus.note:1)Afirmwareinterfacestandardisunderconsideration.
【中国标准分类号】:L62
【国际标准分类号】:35_160
【页数】:103P;A4
【正文语种】:英语
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