five parity check options: None, Odd, Even, Mark, Space Multi indicators, for monitoring communicating and working status
Available working modes: TCP Server, TCP Client, UDP Server, UDP? Client, HTTPD? Client (supports GET and POST) Supports Modbus, suit for industrial application Supports Websocket, allows bi-directional transparent data transmission with RS232/RS485 port via webpage directly Configurable via webpage, AT commands, serial protocol, and network protocol, provides configuration protocol which can be integrated to your own software 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 KeepAlive mechanism, detects broken connection, auto re-connecting Supports time-out reboot (no-data reboot), ensures a long-term stable connection, configurable reboot time


