本程序是单片机和PC之间的通信例子，使用vb中的MSCOM和picture实现了实时采集数据并实时绘图功能，也可以保存数据。-This program is the communication between the microcontroller and the PC case, using vb MSCOM and picture in real-time data collection and to achieve real-time graphics capabilities, you can save the data.