USR-TCP232-302 User Manual h.usriot.com
Jinan USR IOT Technology Limited www.usriot.com
5) When local port number is “0” , it means local port is random.
Diagram 3.1.1-1 TCP Client Setting
Diagram 3.1.1-2 TCP Client Mode
1) It has to be connected before transferring data.
2 ) In TCP Server Mode, 302 monitors local port, it will response and establish a connection when there
is a request. Up to 4 links at the same time. Once received data, 302 serial port will send data to all the devices
which connect to TCP232-302.
3 ) It has synchronizing function of baud rate, user should install USR VCOM Software.
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