1. Sarrera
The Waveshare Industrial RS232/RS485 to Ethernet Converter is a robust device designed for reliable data transmission between serial devices (RS232/RS485) and an Ethernet network. It features a high-performance M4 series 32-bit ARM processor, ensuring stable and efficient operation in industrial environments. This converter supports dual serial ports, allowing independent operation of RS232 and RS485 interfaces simultaneously. Its versatile working modes and configuration options make it suitable for a wide range of applications.
2. Ezaugarriak
- Prozesadorea: M4 series 32-bit ARM processor with up to 120MHz frequency for fast, stable, and reliable performance.
- Ethernet interfazea: 10/100M Auto-MDI/MDIX, compatible with both cross-over and straight-through cables.
- Dual Serial Ports: Independent RS232 and RS485 interfaces operating simultaneously.
- Configurable Baudrate: Supports 600bps to 230.4Kbps with five parity options (None, Odd, Even, Mark, Space).
- Multi-Indicators: LEDs for monitoring communication and working status.
- Lan egiteko moduak: TCP Server, TCP Client, UDP Server, UDP Client, HTTPD Client (supports GET and POST).
- Modbus Support: Suitable for industrial applications.
- Websocket Support: Bi-directional transparent data transmission with RS232/RS485 via weborrialdea.
- Konfigurazio metodoak: Via webpage, AT commands, serial protocol, and network protocol.
- Pertsonalizazioa: Supports customized heartbeat packets, registration packets, and weborrialdea.
- RFC2217-like Protocol: Communicates with devices whose serial settings may change.
- Konexioaren egonkortasuna: KeepAlive mechanism, auto re-connecting, and time-out reboot.
- Sarearen Ezaugarriak: DNS domain name resolution, DHCP (auto-obtained or static IP).
- Firmwarea: Upgradable via the network.
- Berrezarri aukerak: Restore to factory settings via software and/or hardware.
- MAC Helbidea: Comes with a default MAC address, which is customizable.
- Software-tresnak: Module configuration software, TCP/UDP testing tool, VCOM virtual serial port software.
3. Paketearen edukia
Egiaztatu behean zerrendatutako elementu guztiak zure paketean sartuta daudela:
- Waveshare Industrial RS232/RS485 to Ethernet Converter
- Korronte egokitzailea (DC 5V)
- Ethernet kablea
- RS232 Male-to-Male Cable
- RS232 Male-to-Female Cable

Image: The package contents include the main converter unit, a power adapter, an Ethernet cable, and two RS232 cables (male-to-male and male-to-female).
4. Produktua amaitu daview
4.1. Components and Indicators
The converter features several ports and LED indicators to monitor its status and facilitate connections.

Irudia: Goian view of the converter highlighting the RS232 port, RS485 terminals, Ethernet port, DC power input, and LED indicators.
- ENERGIA LED: Potentzia-egoera adierazten du.
- WORK LED: Indicates device working status.
- 232TX/232RX LEDs: Indicate data transmission/reception activity on the RS232 port.
- 485TX/485RX LEDs: Indicate data transmission/reception activity on the RS485 port.
- Birkargatu botoia: Used for factory reset or other specific functions as per configuration.
4.2. Portuak
- RS232 ataka: Standard DB9 male connector for RS232 serial communication.
- RS485 terminalak: Screw terminals for RS485 differential pair (A+, B-) and ground.
- Ethernet ataka: RJ45 connector for 10/100M Ethernet connection.
- DC potentzia sarrera: Barrel jack for DC 5-36V power supply.
- DC 5-36V Terminals: Screw terminals for alternative DC 5-36V power input.

Irudia: Albokoa view of the converter showing the DB9 RS232 port and the green screw terminals for RS485.

Irudia: Albokoa view of the converter showing the RJ45 Ethernet port and the DC power input barrel jack.
5. Konfigurazioa
5.1. Hasierako konexioa
- Konektatu energia: Connect the provided power adapter to the DC power input port (DC 5-36V). The POWER LED should illuminate.
- Konektatu Ethernetera: Connect an Ethernet cable from the converter's RJ45 port to your network switch or router.
- Serieko gailuak konektatu: Connect your RS232 device to the DB9 port and/or your RS485 device to the RS485 screw terminals.
5.2. Ezarpen lehenetsiak
The device comes with default network settings for initial configuration.

Image: Bottom label of the converter displaying default configuration details.
- IP lehenetsia: 192.168.0.7
- Erabiltzaile izena: admin
- Pasahitza: admin
- Sarrera: DC 5-36V/500mA
- Default MAC Address: (Specific address printed on the label, e.g., 9CA525RD7B9A)
It is recommended to change the default login credentials after initial setup for security purposes.
6. Funtzionamendu moduak
The converter supports various operating modes to suit different network communication requirements:
- TCP zerbitzaria: The converter listens for incoming TCP connections from clients.
- TCP bezeroa: The converter initiates a TCP connection to a specified remote server.
- UDP Server: The converter listens for incoming UDP packets.
- UDP Client: The converter sends UDP packets to a specified remote host and port.
- HTTPD Client: Supports HTTP GET and POST requests for data transmission.
- Modbus: Optimized for Modbus protocol communication, commonly used in industrial automation.
- Webentxufea: Enables bi-directional transparent data transmission between the serial port and a weborrialdea.
7. Konfigurazioa
The converter's settings can be configured using several methods:
- Weborrialdea: Access the converter's web interface by entering its IP address (default: 192.168.0.7) into a web browser. This provides a graphical interface for all settings.
- AT komandoak: Configuration can be performed by sending specific AT commands via the serial port.
- Serie protokoloa: A dedicated serial protocol allows for programmatic configuration.
- Sare-protokoloa: Configuration can also be done over the network using specific protocols.
- Konfigurazio softwarea: Waveshare provides dedicated software for easy configuration on a host computer.
8. Mantentzea
- Firmware berritzea: The device firmware can be upgraded via the network to incorporate new features or bug fixes. Refer to the Waveshare webwebgunea firmware berriena eta eguneratze argibideak lortzeko.
- Berrezarri fabrikako ezarpenetara: If configuration issues arise, the device can be restored to its factory default settings via software or by pressing the 'Reload' button (refer to specific instructions for the button sequence).
- KeepAlive Mechanism: The built-in KeepAlive mechanism helps detect broken connections and automatically re-establishes them, ensuring continuous operation.
- Time-out Reboot: Configure a time-out reboot (no-data reboot) to ensure long-term stable connections, especially in environments where intermittent communication might occur.
9. Arazoak
Bihurgailuarekin arazoak badituzu, kontuan hartu honako hau:
- Potentziarik gabe: Ensure the power adapter is correctly connected and providing the specified voltage (DC 5-36V). Check the POWER LED.
- Sareko konexiorik ez: Verify the Ethernet cable connection. Check network settings (IP address, subnet mask, gateway). Ensure the Ethernet port LEDs are active.
- Serieko komunikazioaren hutsegitea: Check serial port wiring (RS232 pinout, RS485 A+/B- polarity). Verify baudrate, data bits, parity, and stop bits settings match the connected serial device. Observe 232TX/RX and 485TX/RX LEDs for activity.
- Ezin da sartu Web Interfazea: Ensure your computer's IP address is in the same subnet as the converter's default IP (192.168.0.x). Try pinging the converter's IP address.
- Etengabeko konexioa: Check for network interference or cable issues. Review KeepAlive and time-out reboot settings.
- Fabrikaren berrezarpena: If configuration becomes problematic, perform a factory reset.
For further assistance, refer to the Waveshare official webgunera edo jarri harremanetan haien laguntza teknikoarekin.
10. Zehaztapenak
| Ezaugarri | Zehaztapena |
|---|---|
| Prozesadorea | M4 series 32-bit ARM, 120 MHz |
| RAM | LPDDR4 |
| Memoria Abiadura | 120 MHz |
| Ethernet Interfazea | 10/100M Auto-MDI/MDIX |
| Serie Portuak | 1x RS232 (DB9), 1x RS485 (Screw Terminal) |
| baud-tasa | 600bps ~ 230.4Kbps |
| Parity Options | Bat ere ez, bakoitia, bikoitia, marka, espazioa |
| Potentzia Sarrera | DC 5-36V (Barrel Jack or Screw Terminal) |
| Sistema eragilea | Linux (internal) |
| Elementuaren pisua | 1.1 libra (gutxi gorabehera 0.5 kg) |
| Paketearen neurriak | 8.07 x 6.18 x 1.89 hazbete (gutxi gorabehera 20.5 x 15.7 x 4.8 cm) |
| Modelo zenbakia | RS232/485 ETH |
| Konektibitate Teknologia | Ethernet |
10.1. Dimentsio fisikoak

Image: Technical drawing showing the dimensions of the converter in millimeters (e.g., 85.70mm height, 82.76mm width, 25.20mm depth).
11. Bermea eta Laguntza
For warranty information, technical support, and additional resources, please visit the official Waveshare website. You can find detailed documentation, software downloads, and contact information for customer service there.
Waveshare Ofiziala Webgunea: www.waveshare.com





