RS485 TO WIFI/ETH

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RS485 TO WIFI/ETH
RS485 to WIFI/ETH module
RS485-TO-ETH-B
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Documentation

Software

FAQ

 Answer:

Set the IP of RS485 TO WIFI/ETH and computer to the same network address and different node address IP:
For example, RS485 TO WIFI/ETH IP is 10.10.100.254; computer IP is 10.10.100.253.


 Answer:
  • If you have not changed your IP, the shipping IP defaults to 10.10.100.254;
  • If you forget, you can configure the host computer tool in Windows to enter the corresponding parameters to search for the device IP, as shown in the figure below:
Port: 48899
Keyword: www.waveshare.com

485-wifi-config.png


 Answer:

After powering on, press and hold the Reload button for more than 5 seconds to restore the factory settings:
RS485 TO WIFI-ETH.png


 Answer:

Yes, please use the handshake cascade method to access as below:
RS485 TO WIFI-ETH-02.png

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 Answer:
  • Set two RS485 TO WIFI/ETH devices both as STA modes, respectively connect to the same router through WiFi, and set one as the client, the other one as the server. The remote IP and port number of the client is the local IP and port number of the server:

RS485 TO WIFI-ETH-05.png

  • Or you can set one device as AP mode, and the other one as STA mode. Then the communication is established after connecting them.

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 Answer:

Yes, please enable AP+STA mode, as shown below:
RS485 TO WIFI-ETH-06.png

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 Answer:

Up to 24 devices and the best transmission distance for WIFI is 150m (open area, using a 3dbi antenna).

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 Answer:

It can automatically reboot after the configuration timed out.
RS485 TO WIFI-ETH-07.png

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 Answer:

As shown below:
RS485 TO WIFI-ETH-08.png

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 Answer:
  • Check Hardware Connection

Ensure all physical connections are correct. Confirm that the RS485 A-A and B-B connections between the serial server and the inverter are properly established and that the Ethernet port is connected.

  • Check Software Configuration Confirmation

Please verify the serial port baud rate (typically 9600bps and 115200bps), IP address, and port number configurations. The remote IP and port number of the client should match the local IP and port number of the server. Check firewall settings to ensure they allow TCP/UDP traffic, or temporarily disable the firewall for testing purposes.

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 Answer:
  • When the Wi-Fi module operates as an STA (software as Z-Ver), it works in bridge mode. After connecting to the AP, devices on the Ethernet interface will obtain IP addresses from the AP.
  • When the Wi-Fi module operates as an STA (software as N-Ver), it works in router mode. After connecting to the AP, it obtains an IP address from the AP. The module itself forms a subnet (default 10.10.100.254), and devices on the Ethernet interface are assigned addresses by the module.

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