基于directx 8.0的贪吃蛇程序，是一个课程设计写的，可以通过串口通信控制该程序，在没有串口的情况下也可以使用-Snake procedures based directx 8.0 is a program designed to write, through serial communication control the program, in the case of no serial port can also be used

串口接受显示出来，同时可以检测通信误码率。-Display a serial port to accept, at the same time can detect error rate of communication.