说明：  上位机利用MSCOMM通信控件与单片机之间串口通信实现温度显示。单片机采集一个温度信号，将采集到的温度信号传送给PC机显示
(Host computer use the MSCOMM communication control between the microcontroller serial communication to achieve temperature display. SCM acquires a temperature signal, the collected temperature signal is sent to the PC)