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feiutm9898 said:Is that possible to use RS-485 TCP/IP connect to internet just like Local Area Network?
davorin said:feiutm9898 said:Is that possible to use RS-485 TCP/IP connect to internet just like Local Area Network?
What do you mean by this???
The Internet uses TCP/IP (besides UDP, ICMP and others ;o).
So no difference between talking to a local TCP/IP node or a node on the other side of the globe.
feiutm9898 said:I mean RS485 is multidrop network, I don't know wheather each node at RS485 network have IP address (internet layer) that can be use for multi-network communication. Or RS485 just using the data link layer address??