此为VC下的MFC串口通信，采集下位机的DS18B20的温度，利用RS232串口传到计算机上，从而实现串口通信功能，该软件还有按键描述例，EDIT例等；-This is the VC under MFC serial communication, collected under the crew of the temperature of DS18B20, use RS232 serial port to the computer, thereby realizing the function