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1. New Cortex-M3 kernel, industrial working temperature range, elaborate optimization LWIP protocol stack, stable and reliable.
2. A RS232 port, can set COM port and working mode independently, work independently, support RTS/CTS hardware flow control.
3. A RS232/RS485 compatible port, autoadaptation.
4. RS232 and RS485 can be used together, work independently, distinguish the connected serial port via port number.
5. Auto-MDI/MIDX function, discretionarily connect cross-over or direct network cable, automatic switching.
6. Size compatible with the hot selling module USR-TCP232-24.
7. Support TCP Server, TCP Client, UDP, UDP Server, HTTPD Client various of work modes.
8. Support virtual serial work way, provide corresponding software.
9. Serial port highest baud rate up to 230400.
10. 5V~18V wide voltage input, more applications.
11. Support DHCP automatically access IP, can inquire the facility within network through the UDP broadcast protocol.
12. Supply the protocol for VIP customers, can integrate parameter seting function to users’  software applications.
13. Provide PC TCP/IP SOCKET programming example, VB C++ Delphi Android IOS.
14. The built-in web page, also parameter setting via web, can customize web pages for users.
15. Can also set via UDP, provide the set up protocol and software source code.
16. Reload button, a key restore default Settings.
17. RJ45 status indicator light, RJ45 interface built-in isolation transformer, 2 KV isolation.
18. The global only MAC address bought from IEEE, the user can define MAC address (please state when you make order)
19. Support upgrade program via network.