说明：  Hsl 通信使用，你可以使用该demo，实现支持以下协议的厂家通信，如三菱plc，西门子plc，modbus设备，欧姆龙的设备，还要robot公司的设备等
(Hsl communication, you can use this demo, to achieve support for the following protocol manufacturers communication, such as Mitsubishi plc, Siemens plc, Modbus equipment, Omron equipment, but also robot equipment, etc.)