Quartus2设计DDS信号发生器，现在编译出错了，求帮助

Info: Found 2 design units, including 1 entities, in source file zhuan.vhd
Info: Found design unit 1: zhuan-func
Info: Found entity 1: zhuan
Info: Found 2 design units, including 1 entities, in source file zhuanbcd.vhd
Info: Found design unit 1: zhuanbcd-func
Info: Found entity 1: zhuanbcd
Info: Elaborating entity "Block" for the top level hierarchy
Error: Node line contains "i[16]" and "i[17]", but may be named only once
Error: Node line contains "i[17]" and "i[18]", but may be named only once
Error: Node line contains "i[12]" and "i[13]", but may be named only once
Error: Node line contains "i[13]" and "i[14]", but may be named only once
Error: Node line contains "i[8]" and "i[9]", but may be named only once
Error: Node line contains "i[9]" and "i[10]", but may be named only once
Error: Node line contains "i[5]" and "i[6]", but may be named only once
Error: Node line contains "i[6]" and "i[7]", but may be named only once
Error: Node line contains "i[1]" and "i[2]", but may be named only once
Error: Node line contains "i[2]" and "i[3]", but may be named only once
Error: Can't elaborate top-level user hierarchy
Error: Quartus II Analysis & Synthesis was unsuccessful. 11 errors, 0 warnings
Error: Processing ended: Fri Mar 09 23:15:07 2012
Error: Elapsed time: 00:00:01
Error: Quartus II Full Compilation was unsuccessful. 11 errors, 0 warnings

你应该是将 "i[16]" and "i[17]", 连接在了一起……其他的也一样

用任意波形编辑器生成mif文件,保存,再在sin_rom中找到mif文件路径,打开 就可以了