jiaotongdengchengxu

代码说明：

  利用multisim编写的交通灯程序，里面包括PPT和老师的讲解，是北航电子信息工程教授的实验课答案，非常珍贵。(Use multisim write traffic lights program, which includes PPT and teachers to explain, is the electronic information engineering professor Northern experimental class answer, very precious.)