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关于pin pair下的选项help里面的说明是
2 }0 Y# B5 E3 ~7 N0 ]+ T+ l8 V/ jMatch Group. In the Pin Pairs column of the Relative Propagation Delay worksheet, you can guide the generation of pin pairs with the following options:
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Choosing this option . . .
B9 g7 m- E7 s2 t( P. P0 e6 cGenerates pin pairs based on . . .
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9 d4 U7 e: |) l. h6 U) ~# UAll Drivers/All Receivers
7 G0 X. H; p7 |0 T, v$ n2 @+ G xAll combinations of drivers and receivers.
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Longest Driver/Receiver$ C9 P: Q G' A0 t9 u K0 K1 P. D
The longest driver-receiver pin pair. Uses the longest pin pair when there are not any drivers or receivers.
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/ [8 v6 \* b' `# c" K5 WLongest Pin Pair
; v4 q V3 ` s: d- E; BThe longest pin pair.
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