4 serial port: RS-232/422/485 which works independently at the same time
Power 5V~36V, anti-reverse connection, anti-surge, anti-pulse
ESD 8KV Protection on Serial/Etherent port
Feature ：
TI Cortex-M4 kernel,industrial working temperature range and TCPIP protocol stack.
Auto-MDI/MDIX,RJ45 port with 10/100Mbps
TCP Server,TCP Client,UDP Client,UDP Server and HTTPD Client work mode
4 ports can work independently at the same time
Can distinguish which serial port connects to the device via port number
Support virtual serial port and provide corresponding software USR-VCOM
Serial baud rate from 600bps to 230.4K bps
DNS and DHCP supported
Provide PC TCP/IP socket programming example such as VB,C++,Delphi,Android and IOS
Built-in webpage;also can customize webpage for users
The global unique MAC address bought from IEEE (begin with D8-B0-4C);user can define MAC address
Support upgrade firmware via network
Support keepalive,rapidly detect dead links
Support account and password,can be used to page login and network settings
Support one channel Websocket,realize bidirectional transparent transmission between webpage and serial 0
Support Modbus RTU to Modbus TCP
Support UDP broadcast function
Each serial can work as rs232,rs485 or rs422; Default port is RS232 BD9 male port
Four channel serial communication indicator: TX/RX, CTS/RTS, XON/XOFF
Support DC adapter and 5.08-2 terminal power supply
Reload button,one key to restore default settings
RJ45 with Link/Data indicator light,built-in isolation transformer and 2 KV electromagnetic isolation
Application：
Industrial data transmission, industrial automation
security and protection monitoring, public security
Smart home, power control, environmental monitoring, intelligent agriculture
Door check on work attendance system, POS system, rice selling system
Building automation system, power monitoring, self-service banking system, telecom machine room monitoring
