标签: altmemphy

【应用笔记】AN462:使用ALTMEMPH宏功能模块实现多存储器接口(AN462:ImplementingMultipleMemoryInterfacesUsingtheALTMEMPHYMegafunction)许多系统和应用使用外部存储器接口作为数据存储或缓冲机制。Manysystemsandapplicationsuseexternalmemoryinterfacesasdatastorageorbuffermechanisms.Assystemapplicationsrequireincreasingbandwidth,becomemorecomplex,anddevicesgetmoreexpensive,designersprefertohavemultiplememoryinterfacesinasingledevicetosavecostandspaceontheboard,alongwithremovingpartitioningcomplexity.Toimplementmultiplememoryinterfacesonthesamedevicethatareefficientandoptimizedforthedevicearchitecture,designersmustpayattentiontothedeviceandthephysicalinterface(PHY)features.AN462:ImplementingMultipleMemoryInterfacesUsingtheALTMEMPHYMegafunctionApril2009AN-462-1.3IntroductionManysystemsandapplicationsuseexternalmemoryinterfacesasdatastorageorbuffermechanisms.Assystemapplicationsrequireincreasingbandwidth,becomemorecomplex,anddevicesgetmoreexpensive,designersprefertohavemultiplememoryi……

【应用笔记】AN328:StratixII、StratixIIGX、andArriaGX器件和DDR2SDRAM的接口(AN328:InterfacingDDR2SDRAMwithStratixII,StratixIIGX,andArriaGXDevices)本应用笔记提供关于DDR2和Stratix®II、StratixIIGX和Arria®GX接口的信息ThisapplicationnoteprovidesinformationaboutinterfacingDDR2SDRAMwithStratix®II,StratixIIGX,andArria®GXdevices.ItincludesdetailsaboutsupportedmodesandguidelinesfordesigningwiththesedevicesanddescribesAltera’srecommendeddesignflowforimplementingaDDR2SDRAMmemoryinterfaceonaStratixII,StratixIIGX,orArriaGXFPGA.AN328:InterfacingDDR2SDRAMwithStratixII,StratixIIGX,andArriaGXDevicesOctober2009AN-328-6.0IntroductionThisapplicationnoteprovidesinformationaboutinterfacingDDR2SDRAMwithStratixII,StratixIIGX,andArriaGXdevices.ItincludesdetailsaboutsupportedmodesandguidelinesfordesigningwiththesedevicesanddescribesAltera’srecommendeddesignflowforimplementinga……

ALTMEMPHYMegafunctionUserGuide……