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wangwenjia 发表于 2011-9-4 16:51:28

关于报错 cannot test for both positive and negative edges of variable “xxxx”

always @(posedge in or negedge in)
begin
        if(!in)
            。。。。。;
        else。。。。。;
end

如上代码便会报错
cannot test for both positive and negative edges of variable “in”

可是我又要实现 上面那样的功能，要怎么写呢 ？
谢谢！

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