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Jinan USR IOT Technology Limited
Expert of Serial communications in IOT & M2M
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[USR-N540] 4 Serial Port RS232/RS485/RS422 to Ethernet Converter

[USR-N540] 4 Serial Port RS232/RS485/RS422 to Ethernet Converter

Place of Origin : China
Brand Name : USR
Certification : CE/FCC
Model Number : USR-N540
MOQ : accept sample
Packaging Details : Standard package
Delivery Time : Within 1-5 days as per quantity
Payment Terms : T/T,paypal,WU
Supply Ability : 10000PCS/Month
Software : For free
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Unique Features

1.Support Httpd Client and Websocket

2.Support DHCP Dynamically Assign IP

3.Support Customized Webpage

4.Support TCP/UDP/Httpd/WEB to Serial

Serial Device Server Introduction

USR-N540,a four serial device server,can realize transparent transmission between TCP/UDP data package and RS232/RS485/RS422 interface.USR-N540,based on ARM procesor,is of low power,rapid speed and high stability.And N540 is internally integrated with TCP/IP protocol.User can easily realize embedded device networking.

Serial Device Server Feature

  • Cortex-M4 kernel, industrial working temperature range(-40~85℃), elaborate optimization TCPIP protocol stack, stable and reliable.
  • selectable RS232/RS485/RS422 port, Different port can be used together, work independently, distinguish the connected serial port via port number.
  • Auto-MIDX function, discretionarily connect cross-over or direct network cable, automatic switching.
  • Support TCP Server, TCP Client, UDP, UDP Server, HTTPD Client,websocket, various of ethernet protocols.
  • Support virtual serial port, provide corresponding software.
  • Serial port highest baud rate from 600bps ~ 230.4Kbps.
  • wide voltage input, more applications.
  • Support DHCP, automatically access IP, can inquire the facility within network through the setup software.
  • Supply the protocol for VIP customers
  • Provide PC TCP/IP SOCKET programming example, VB, C++, Delphi, Android, IOS.
  • A built-in web page, also parameter setting via web, can customize web pages for users.
  • Can also set via UDP broadcast, provide the set up protocol.
  • Reload button, a key restore default Settings.
  • RJ45 status indicator light, RJ45 interface built-in isolation transformer, 2 KV isolation.
  • The global unique MAC address bought from IEEE, the user can define MAC address (please state when you make order).
  • Support upgrade firmware via network.
  • Support remote IP and domain name at the same time
  • Support up to 8 link from client when act as TCP Server, same data will be send to all client.
  • Can modify http server port from default port 80 for module built-in http server.
  • Support Keepalive, detect a dead link quickly and make sure the connection more stable.

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[USR-N540] 4 Serial Port RS232/RS485/RS422 to Ethernet Converter Images

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