串口的编写代码，包括打开串口，读写串口的头文件，以及.c文件-The preparation of serial code, including open serial port, serial port to read and write

基于ACE的串口通信系统，采用了ACE提供的TTY_IO,DEV_Addr,DEV_Connector等几个类编写。-Based on the the ACE serial port communication system, ACE provides several classes TTY_IO, DEV_Addr, DEV_Connector write.