cpci规范30.docx

cpci规范30.docx

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cpci规范30

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cpci规范3.0

　　篇一：

cpci2.0标准规范（中文）

　　cpci规范目录（中文）

　　1概述........................................................................................................................................................................-1-

　　1.1cpci目标..................................................................................................................................................-1-

　　1.2背景和术语................................................................................................................................................-1-

　　1.3预期读者....................................................................................................................................................-1-

　　1.4cpci特性..................................................................................................................................................-1-

　　1.5应用文献....................................................................................................................................................-1-

　　1.6管理............................................................................................................................................................-1-

　　1.7名字和标志的用法....................................................................................................................................-1-2特性设置................................................................................................................................................................-2-

　　2.1外形特征....................................................................................................................................................-2-

　　2.2连接器........................................................................................................................................................-3-

　　2.3模块化........................................................................................................................................................-4-

　　2.4热插拔功能................................................................................................................................................-4-3电气需求................................................................................................................................................................-4-

　　3.1适配器设计准则........................................................................................................................................-4-

　　3.1.1退耦需求..........................................................................................................................................-4-

　　3.1.2cpci附加信号..............................................................................................................................-5-

　　3.1.3cpci端接终端..............................................................................................................................-5-

　　3.1.4外围适配器信号端接长度..............................................................................................................-5-

　　3.1.5阻抗特性..........................................................................................................................................-6-

　　3.1.6系统槽适配器信号端接长度..........................................................................................................-6-

　　3.1.7外围适配器pci时钟信号长度......................................................................................................-6-

　　3.1.8上拉定位..........................................................................................................................................-6-

　　3.1.9适配板连接器屏蔽需求..................................................................................................................-7-

　　3.2背板设计准则............................................................................................................................................-7-

　　3.2.1阻抗特性....................................................................................................................................-7-

　　3.2.28插槽背板终端...........................................................................................................................-7-

　　3.2.3信号环境......................................................................................................................................-8-

　　3.2.4idsel板选信号分配..................................................................................................................-8-

　　3.2.5Req＃/gnt＃信号线分配.........................................................................................................-8-

　　3.2.6pci中断绑定...............................................................................................................................-9-

　　3.2.7cpci附加信号..........................................................................................................................-10-

　　3.2.8电源分配................................