用CPLD对信号做2次取反,却编译不过。如下: module demo2(k,exain); input exain; reg exa; output k; not n1(exa,exain); not m1(k,exa); endmodule 为什么编译不过啊? output or inout port "<gate output>" must be connected to a structural net expression
谢谢Jason Zhang!问题按你那么说解决了!呵呵