上位机接收单片机通过WIFI模块发来的数据，然后将温度绘图，可以从上位机点击按钮像单片机发送数据控制小灯的亮灭(The host computer receives the data sent by the MCU through the WIFI module, and then draws the temperature. It can send the data from the upper computer and click the button, like a single chip microcomputer to control the light of the small lamp)