RS232/RS485 Serial to Ethernet TCP/IP Converter With DHCP/HTTPD/WEB
SKU: USR-TCP232-500 Category:
  • Description

    הורדMulti-function Serial to Ethernet Converter

    RS232/RS485 to Ethernet Two-way Transmission

    USR-TCP232-500—RS232/RS485 to RJ45/TCPIP/ Ethernet Converter; It has the following functions:Support upgrade firmware via network;Support IP and domain name at the same time;Support up to 4 link from client when act as TCP Server, send and receive data with id;Can modify MAC address you wanted;Can modify http server port for module built-in http server;Support Keepalive. It has been widely used in IOT field. Besides, it has characters of low price, high speed and high stability.

    Low Price Support DHCP&DDNSHigh SpeedHigh Stability

    Product Features

    • New Cortex-M3 kernel, industrial working temperature range, elaborate optimization LWIP protocol stack, stable and reliable.
    • A RS232 port, can set COM port and working mode independently, work independently, support RTS/CTS hardware flow control.
    • RS232 and RS485 can be used together, work independently, distinguish the connected serial port via port number.
    • Auto-MDI/MIDX function, discretionarily connect cross-over or direct network cable, automatic switching.
    • Support TCP Server, TCP Client, UDP, UDP Server, HTTPD Client various of work modes.
    • Support virtual serial work way, provide corresponding software.
    • Serial port highest baud rate from 110bps to 1024000bps(COM0 only max 256000bps).
    • wide voltage input, more applications.
    • Support DHCP automatically access IP, can inquire the facility within network through the UDP broadcast protocol.
    • Supply the protocol for VIP customers, can integrate parameter seting function to users’  software applications.
    • Provide PC TCP/IP SOCKET programming example, VB, C++, Delphi, Android, IOS.
    • The built-in web page, also parameter setting via web, can customize web pages for users.
    • Can also set via UDP, provide the set up protocol and software source code.
    • Reload button, a key restore default Settings.
    • RJ45 status indicator light, RJ45 interface built-in isolation transformer, 2 KV isolation.
    • The global only MAC address bought from IEEE, the user can define MAC address (please state when you make order).
    • Support upgrade firmware via network.
    • Support IP and domain name at the same time
    • Support up to 4 link from client when act as TCP Server, send and receive data with id.
    • Can modify MAC address you wanted.
    • Can modify http server port for module built-in http server.
    • Support Keepalive.
  • Product Specification

    System Information

    • Processor
    • ARM
    • Flash
    • 512K byte


    • Port Number
    • 1
    • Interface Standard
    • 8 pin RJ45
    • Rate
    • 10/100 Mbps,MDI/MDIX,auto switch between cross and direct connection
    • Protection
    • 2KV electromagnetism isolation,shell insulation blocking
    • Network Protocol
    • IP,TCP,UDP,DHCP,DNS,HTTP,ARP,ICMP,Web socket,Httpd client
    • Receive Buffer
    • Max 16k bytes buffer


    • Port Number
    • 3 (2*RS-232,1*RS-485/RS-422,can work at the same time)
    • Interface Standard
    • RS-232: DB9 pin type,RS-485:2 wire (A+,B-),RS-422:A,B,Y,Z
    • Data Bits
    • 5,6,7,8
    • Stop Bit
    • 1,1.5,2
    • Check Bit
    • None,Even,Odd,Space,Mark
    • Baud Rate
    • RS-232:110 bps ~ 256 Kbps,RS-485:110 bps ~ 1024K bps
    • Flow Control
    • RTS/CTS
    • Buffer
    • send and receive 2k bytes respectively
    • Protection
    • RS-485: anti-static 2KV
    • RS-485 Pull-up and Pull-Down Resistor
    • 2.2 KΩ


    • Virtual Serial(USR-VCOM)
    • Windows 2000 or higher(32 bit/64 bit)
    • Configuration
    • built-in webpage,computer set-up software,serial command

    Basic Parameter

    • Size
    • 156 x 100 x 34 mm (including shell and terminals)
    • Operating Temp.
    • -40 ~ 85°C(industry)
    • Storage Temp.
    • -40 ~ 85°C,5 ~ 95% RH(no condensation)
    • Input Voltage
    • DC 5 ~ 48V
    • Working Current
    • 200mA(MAX)@ 5V
    • Power
    • <1W


    • Certificate
    • Warranty
    • 2 years
    • Accessory
    • 5V1A high-quality power supply,male to female serial line,female to female serial line,cable
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