仿真軟件

ISE：

http://blog.csdn.net/aiqin138/article/details/45307039

modelsim使用流程：

http://blog.csdn.net/aiqin138/article/details/45311193

http://www.eefocus.com/guoke1993102/blog/15-05/312965_053f8.html

http://www.icourse163.org/course/HUST-1001943003