这是一个基于串口编程的程序,它把从DDE SEVER(如上位机监控软件中)读取的数据发往指定串口,这里是通过串口发数据并驱动模拟屏(水厂用的)在模拟屏上实时显示相关数据-This is a serial based on the programming process, it is from the DDE SEVER (As-bit machine monitoring software) to read the data sent to the designated serial port,