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初学modelsim,仿真时出现问题,FATAL ERROR while loading design
" G4 Y& z2 ?4 c# X$ n0 g. d请问是什么原因,怎样解决?
8 `4 e0 @8 p- s& f5 Y) t# vsim -vopt work.mul # P2 z6 M' U! t+ i1 B
# ** Note: (vsim-3812) Design is being optimized...
3 U7 _3 A) g' U; k, Q$ J7 P0 O# Loading G:\Modeltech_6.2b\win32/../std.standard# F& b: x0 v+ \" W
# Loading work.mul(func)/ w$ S0 s8 D! G$ C
# ** Fatal: (vsim-3347) Port 'in1' is not constrained.
+ c; h- y% u% l9 J% { k# Time: 0 ns Iteration: 0 Instance: /mul File: G:/Modeltech_6.2b/examples/mul.vhd Line: 3& `$ I; ?4 F& |# a8 z4 X, V& L, g
# FATAL ERROR while loading design
: }& u0 x! _- r# Error loading design, y$ i/ {: s# i8 }" {
3 X8 h6 K/ [" u( a, x% y7 p+ n
请大家帮帮忙,谢谢 |
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