***求教:使用quartus2 如何仿真中间的信号?? 信号, 仿真, 求教

chang2007

我想仿真图中的b2b信号,可是在vwf文件中添加给信号后,编译后提示"Warning: Waveform settings file E:/altera/v_and/db/wed.wsf at (line:156, col:27) has warning : no such channel in waveform file, ignore display line settings for this signal",就给忽略了.这是???请指教