实现串口通信功能 基于MFC的对话框，程序简单易懂 适合初学者-Serial communication functions based on the MFC dialog box, the program is easy to understand for beginners

mfc串口通信，调用dll，不用mscomm控件-mfc serial communication, call the dll, without mscomm control

基于MFC串口通信的步进电机控制程序，是大二时写的，里面涉及到多个控件的使用方法，具体控件有按钮，标签，滑动条，切换按钮，以及定时器的使用，还有串口数据解析与Hex进制转换。对MFC串口使用者有很大实用价值-Stepper motor control program MFC based serial communication, is a sophomore writing, which involves the use of multiple controls, in particular c