这个是我在realtimetable基础上修改的程序，适合于读取串口数据，并画出实时曲线，还用了flexgrid控件显示数值，串口的设置是“57600，n，8，1”，基于多文档的。-This is my realtimetable based on the revised procedures, suitable for reading serial data, and draw real-time curve, also used the numerical displayed FlexGri