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关于pin pair下的选项help里面的说明是
: W% k) D# N6 Y, s8 b% fMatch Group. In the Pin Pairs column of the Relative Propagation Delay worksheet, you can guide the generation of pin pairs with the following options: ; x* g* R5 l, {$ }/ J
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/ O' f: C( ]9 dChoosing this option . . . x5 D0 Y! G5 J) n3 N! }& P `
Generates pin pairs based on . . .
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$ G1 C w S/ jAll Drivers/All Receivers
; v+ I+ p% ?; }) O1 Q1 {All combinations of drivers and receivers.- \. _) x( z4 p) M. H
# y Q9 s# I2 e; b& }+ C; NLongest Driver/Receiver
6 ~) A7 A+ A: hThe longest driver-receiver pin pair. Uses the longest pin pair when there are not any drivers or receivers.
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Longest Pin Pair
5 N$ d9 ]$ L9 w7 D* JThe longest pin pair.
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