1.新建一个波形文件
![](https://images2018.cnblogs.com/blog/1381930/201805/1381930-20180510202606281-1111151212.jpg)
![](https://images2018.cnblogs.com/blog/1381930/201805/1381930-20180510202619019-1539158194.jpg)
2.右键点击Name下空白框,在弹出的菜单中选择"Inert->Insert Node or Bus..."
![](https://images2018.cnblogs.com/blog/1381930/201805/1381930-20180510202633131-1026432812.jpg)
如果已经知道端口名称和端口类型,直接在弹出的对话框中键入Name后,相应的信息会自动识别到对话框中,如下:
![](https://images2018.cnblogs.com/blog/1381930/201805/1381930-20180510202652322-312224454.jpg)
如果不确定端口名或存在多个输入,点击“Node Finder...”,选择“all”,点击“List”,即可显示出所有端口以及对应端口类型信息。
![](https://images2018.cnblogs.com/blog/1381930/201805/1381930-20180510202711569-1001380685.jpg)
点击红色区的“>”、“》”、"《"、"<"即可实现单个或所有添加、删减,确定要进行波形操作的信号后,逐级点击OK按钮即可。
![](https://images2018.cnblogs.com/blog/1381930/201805/1381930-20180510202720946-71999591.jpg)
端口信号添加完毕后的窗口如下:
![](https://images2018.cnblogs.com/blog/1381930/201805/1381930-20180510202728789-2011880241.jpg)
选择对应的信号,点击则可使用红色区域按钮对信号进行波形绘制。
![](https://images2018.cnblogs.com/blog/1381930/201805/1381930-20180510202753081-8982120.jpg)
此处以a1为例,对a1设置为周期性信号为例,点击下图中红色方框,即可弹出clock对话框,如下图所示。
![](https://images2018.cnblogs.com/blog/1381930/201805/1381930-20180510202801914-235333560.jpg)
其中"End time"为仿真时间,默认为"1us","time period"设置时钟特征,包括占空比和起始时刻,如果要修改仿真时间,可以点击"Edit->End Time..."进行设置,如下图所示:
![](https://images2018.cnblogs.com/blog/1381930/201805/1381930-20180510202810618-115657196.jpg)
![](https://images2018.cnblogs.com/blog/1381930/201805/1381930-20180510202821608-241396034.png)
设置完波形后,将对应的波形进行保存,如下图所示:
![](https://images2018.cnblogs.com/blog/1381930/201805/1381930-20180510202858500-62875843.jpg)
3.设置好各端口的信号波形之后,生成对应的netlist,点击确定进入下一步。
![](https://images2018.cnblogs.com/blog/1381930/201805/1381930-20180510202915622-905210294.jpg)
![](https://images2018.cnblogs.com/blog/1381930/201805/1381930-20180510202933892-1981711110.jpg)
4.设置仿真类型为functional(功能仿真)
![](https://images2018.cnblogs.com/blog/1381930/201805/1381930-20180510202946065-732765400.jpg)
![](https://images2018.cnblogs.com/blog/1381930/201805/1381930-20180510202955639-1117471950.jpg)
5.点击下图中的开始仿真按钮,开始进行仿真:
![](https://images2018.cnblogs.com/blog/1381930/201805/1381930-20180510203004955-1366176956.png)
仿真结果如下:
![](https://images2018.cnblogs.com/blog/1381930/201805/1381930-20180510203101557-1128041657.jpg)
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