自己综合多方信息，编写的一个利用串口通信，进行电话计费系统。其中涉及串口通信，JPG图片调用，图片显示与LISTBOX覆盖等问题。其中还有一个关于色彩的BUG，请专家指正，我没有继续作下去，就结束任务了。-own integrated multi-information prepared by the use of a serial communications, the telephone billing system. Serial communication involved, JPG p

课程设计的小实验，实现一个学生成绩统计系统，其中涉及到对话框相互调用，及定时器还有 文件读写。-Curriculum design experiment, a student achievement statistics system, which involves the dialog box, call each other, and the timer also file read and write.