USR-K1 User Manual www.usriot.com
Jinan USR IOT Technology Limited 12 / 29 tec@usr.cn
3.4 UDP Server Mode
Diagram 3-4 UDP Server Mode
UDP server refers to the normal UDP are not validated on the basis of the source IP address, destination IP
instead of the UDP packets are received data source IP, similar to TCP server functionality.
In this mode, the module by default record a destination IP, when a serial port data, to record the IP to send
data, at the same time, the module at the server status, to accept the network packets sent to module, and
adjust the target IP IP for the data source, suitable for multiple IP working mode for the module.
Use computer end program and UDP mode is exactly the same, no need to change.
Note:
UDP mode, UDP server mode with a single maximum length of 1472 bytes should be controlled at or
below, if greater than this length, the module will automatically restart, the proposed subcontractor sent.