,转换.v文件,出现下面的问题:Error: Can't elaborate top-level user hierarchy
Error: Illegal wire or bus name "in_data[7:0]" of type pin
Error: Illegal wire or bus name "out_data[7:0]" of type pin
Error: Illegal wire or bus name "usedw[5:0]" of type pin 。。不知道怎么回事。。