目录 第一章 约束管理器介绍............................................................................4 1.1 约束管理器简介.................................................................................................................4 1.2 约束管理器界面简介.........................................................................................................8 1.2.1 w orksheet selector.......................................................................................................8 1.2.2 用户接口.....................................................................................................................9 1.2.3 View 选项....................................................................................................................9 1.3 启动约束管理器...............................................................................................................11 第2 章 OBJECTS 介绍.........................................................................12 2.1 PIN-PAIRS ..........................................................................................................................13 2.1.1 Pin-Pair 规则............................................................................................................14 2.2 NETS 和XNETS.................................................................................................................14 2.3 BUSES................................................................................................................................15 2.4 MATCH GROUPS ................................................................................................................15 2.4.1 如何确定target pin pair..........................................................................................16 2.4.2 相对/匹配的群组规则..............................................................................................16 2.5 DIFF PAIRS...................................
