Waveshare UART ETH E401 Serial RS232/RS485 to Ethernet Converter

Artikelnummer: WS81002

Hersteller-Artikelnummer: UART ETH E401


Kategorie: Ethernet zu UART

59,49 €

inkl. 19% USt.,

knapper Lagerbestand

Lieferzeit: 8 bis 10 Tage




The UART ETH E401 is a converter that provides an easy way for the RS232/RS485 device and Ethernet web server to communicate with each other. It can be configured via web page.


  • Cortex-M3 kernel, optimized LWIP protocol stack, works stably
  • 10/100M Ethernet interface, AUTO MDI/MDIX, supports cross-over and straight-through cables
  • Supports RS232 and RS485, which are able to work independently at the same time
  • Firmware is upgradable via the network
  • Configurable via the built-in web page
  • Supports DHCP-assigned IP, searches devices in LAN by the UDP broadcast protocol
  • Supports keepalive mechanism
  • MAC and port number are configurable
  • Reload button for restoring the module to its factory settings immediately
  • RJ45 indicator
  • Global identical MAC address from IEEE
  • Supports domain name for the web server
  • Configure interface: serial port, Ethernet
  • Working Modes: TCP Server, TCP Client, UDP, UDP Server, HTTPD Client, WEB to Serial
  • Supported protocols: Ethernet, ARP, IP, UDP, TCP
  • Serial port baud rate: up to 1024Kbps for RS485, up to 256Kbps for RS232
  • Example code: VB/C++/Delphi/Android/IOS (host computer TCP/IP SOCKET program)
  • Provided software: module configuration software, TCP/UDP testing tool, serial port debugging and VCOM virtual serial port software


  • Protection: built-in 2KV electromagnetic isolation, gas discharge tube, TVS, resettable fuse
  • Power supply: 5V DC
  • Operating temperature: -25~75°C

Application Example

To communicate with web server and/or serial device, it's not necessary for developers to be familiar with TCP/IP knowledge. For instance, in the HTTPD Client mode:

UART ETH E Series Application Example

Package Contains

  1. UART ETH E401 × 1
  2. Dual female cross-over serial cable × 1
  3. Ethernet cable × 1
  4. 5V power adapter × 1


Development resources: demo codes, schematic, datasheets, etc.
Click here to download



Bewertungen (0)

Durchschnittliche Artikelbewertung

Geben Sie die erste Bewertung für diesen Artikel ab und helfen Sie Anderen bei der Kaufenscheidung:

Frage zum Produkt

Frage zum Produkt