Waveshare RS485 to Ethernet Converter M0 Series 32 bit ARM Processor Supports DNS Domain Name Resolution Customized Registration Packets Heartbeat Configurable via Webpage GET and POST

Note:Modbus is not supported！Available working modes: T CP Server, T CP Client, UDP Server, UDP Client, HTTPD Client (supports GET and POST). Configurable via webpage, AT commands, serial protocol, and network protocol, provides configuration protocol which can be integrated to your own software. KeepAlive mechanism, detects broken connection, auto re-connecting. Firmware is upgradable via the network. Supports customized heartbeat packets, make sure the connection is truthful, as well as for actively retrieving sensor data. Supports customized registration packets, auto passing the registered packet as identifier after the connection is established, so that different devices can be distinguished. Supports customized webpage, allows user to customize the module configuration page. Supports RFC2217-like protocol, be able to communicate with devices whose serial setting (baudrate, data bit, etc.) may change. Supports time-out reboot (no-data reboot), ensures a long-term stable connection, configurable reboot time. Supports DNS domain name resolution, configurable DNS server. Supports DHCP, auto-obtained IP or static IP.