错误如下 : R9 k6 J* o) t+ }1 MERRORack:679 - Unable to obey design constraints (LOC=CLB_R38C1.S0) which ; m; X( {, |+ o( L0 y require the combination of the following symbols into a single SLICE ! {( h' |, A { Q5 L component:! U. l. p# h3 V" t) s$ L" @% _! Z. H& p
FLOP symbol "Chain[37].uChain/Node[0].uNode0/uFdce" (Output Signal =8 v7 Q% A7 b1 }; Y5 G1 G
Chain[37].uChain/wOutA0<0>) * t+ G* d3 d1 H r2 x7 w FLOP symbol "Chain[37].uChain/Node[0].uNode1/uFdce" (Output Signal =# P# n% m) M t' U
Chain[37].uChain/wOutA1<0>) ' O* Q( c* [' T. z" d: c The set/reset signal Reset_IBUF_1 of register5 j% l& i' O2 c, w# x1 z; ]4 ]
Chain[37].uChain/Node[0].uNode1/uFdce doesn't match the existing usage of the: u# H: b5 m g5 R4 ?( m* K1 D6 i
SR MUX. The signal Reset_IBUF_2 already uses SR. Please correct the design h6 q4 T) Q" Y- e9 x+ A. C constraints accordingly. ' b- h. e9 `/ G5 v请大侠帮忙
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发表于 2012-6-8 17:35
ack:679 - Unable to obey design constraints (LOC=CLB_R38C1.S0) which
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