我对一块BGA芯片已经设置了区域约束,步骤应该是正确的,约束条件如下" j5 t& {0 E3 R1 P
file:///C:/Documents%20and%20Settings/Administrator/Application%20Data/Tencent/Users/425987769/QQ/WinTemp/RichOle/1RTLUHQ}AZUB9TO0RB%0JZJ.jpg . W% P; y4 m3 Y+ U8 i! H. D( u
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可以任然提示错误,; Y' y$ z Z1 D2 B. r& \5 l0 m
[img]file:///C:/Documents%20and%20Settings/Administrator/Application%20Data/Tencent/Users/425987769/QQ/WinTemp/RichOle/1`7U_GH2GHGNX[CGQDFG4YA.jpg[/img] / D: F* g9 b; ], F2 y, Q; F
貌似没约束成功,请教高手原因何在,小弟困惑好久了!!! 8 {8 T M. N2 O' P