Internet is one kind of open network and the equipments that accord with protocols linking to Internet can realize the cheap, effective remote control. The remote control system based on Internet is an important research direction of the remote control field. How to link the mechanical and electrical equipments to Internet is the key technique of the remote control system. The remote electromechanical control system based on Internet needs one kind of network interface device which is highly reliable and cheap and has good compatibility. After the thorough analysis and study of access theory a...
