Technical FAQ

This manual introduces upgrading firmware methods of Serial to Ethernet converter or Serial Device Server.
This manual introduces M4 series Serial to Ethernet Converter Modbus gateway function.
Serial to Ethernet Converter, also Called Serial Device Server. USRIOT Products include M4 series Serial to Ethernet Converter and Low Cost Serial to Ethernet Converter. Do you know the Websocket function of M4 Series Serial to Ethernet Converter?
USR Cloud supports transparent transmission group to realize data transmission between devices in a pair of transparent transmission group.
OverviewThis manual introduces the method to establish communication between two WiFi products. The method can be applied to WiFi serial servers: USR-WIFI232-6
OverviewThis manual introduces the baud rate synchronization function. 1.IntroductionWhen USR module which supports baud rate synchronization function works wit
OverviewThis manual is to introduce the application of G806 port forwarding function.1.IntroductionIf G806 has a static public IP, external network devices can
1. GPRS Module Settings a. Check whether serial parameter conforms to working parameter of GPRS module b. Check whether your serial line is OK c. Check whether line connection and slots are OK d. Check extending line is cross line or straight-through cable, and make sure signal transmission direction is right between PC serial and
1. Disable your firewall and Ethernet network. 2. Connect to USR – High Performance wifi modules. 3. Open your browser and login the, the username and password either is admin. 4. Choose the WIFI mode as STA. 5. Search the AP’s SSID. 6. Choose the Router’s name and apply. Of course you can type
1. Close your windows firewall and disable your Ethernet network. 2. Link to the module, the SSID is USR-WIFI232-AP_xxxx(xxxx is last 2 byte of MAC address) 3. Open your browser, type in module’s IP (default, user name and password either is admin. 4. You can configure module in this webpage. such as AP or