This is a serial TTL to Ethernet module,used for data transparent transmission.The module is a data transparent transmission equipment for converting TCP or UDP socket data to serial UART.
Features RJ45 port with 10/100Mbps Serial port highest baud rate from 300 bps to 790 Kbps Work mode TCP Server, TCP Client, UDP, UDP Server Related parameters can be set via a serial port or network 3.3 V TTL level
Virtual serial port supported
Unique heartbeat package mechanism to ensure that the connection is reliable, put an end to feign death
Across the gateway, switches, routers
Can work in LAN, also can work on the Internet (external network)