Technical FAQ

Through our company USR-VCOM software user can set up connection between USR modules and virtual serial port to solve the problem that traditional equipment PC software used in serial port communication way.
Through our company USR-VCOM software user can set up connection between USR modules and virtual serial port to solve the problem that traditional equipment PC software used in serial port communication way.
This manual is to introduce M4 Series Serial to Ethernet Products(Serial to Ethernet Converters/Serial to Ethernet Modules) WebSocket function.
This manual is to introduce UDP Server mode and UDP Client mode.
This manual is to introduce USR-WIFI232-630(Serial to WiFi Converter) Modbus RTU transfer to Modbus TCP function.
This manual is to configure Serial to Ethernet Converters USR-N5xx(include USR-N510/USR-N520/USR-N540) to realize communication between Modbus RTU Master and Modbus TCP slave.
Industrial 4G Routers, to be simple, is a high-speed network connecting device with industrial design and 4G network access based on ordinary router. Generally, it supports WIFI wireless LAN and 4G LTE network system, whilst it is compatible to 2G/3G network. In accordance with the priority of 4G->3G->2G, it can select the network to connect automatically.
Industrial 4G routers are of various types, and they can be divided into different types in different ways. In addition, the application of diverse Industrial 4G Routers are different from one to another. Industrial 4G Routers will be divided in different ways as follows so as to give some help to those who don’t know which one to purchase.
Before using 4G industrial routers, you may wonder what its difference is with other routers. The 4G router has 4G dialing function apart from the basic functi
Serial device Server has been increasingly employed in industrial fields, and in some application situations, its parameters should be set. There are several ways to set serial device server parameter as follows.