进SigXplorer时出现警告：- ^( Q6 [' k }+ M0 `! L) V4 S
No reference plane is found for the trace to be extracted. + [0 T6 n0 k5 B" `The trace is being extracted as Microstripline just for topology viewing + @/ Y0 A% s" p. t; ~; c! z, l, @# y
俺的是六层板，SGSSPS， 4 O; j/ ]0 C, Z
/1 
发表于 2010-11-4 20:46
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