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W&T Appendix
7.3 Resetting the USB-Server
If the USB-Server needs to be reset without changing its
settings, socket 8888 can be used. If a connection is opened
to this port the USB-Server immediately closes it again and then
performs a restart of the firmware.
Use of the system password
If a system password has been configured, this must be null
terminated (= [password] + 0x00) and sent to the USB-Server
within 2s after a successful connection opening. If the USB-Ser-
ver receives an incorrect or no systen password within this time,
it sends the message PASSWD? followed by a null byte (0x00)
to the client and closes the TCP connection..
If no system password is configured, the USB-Server, as
described in the example, immediately closes the TCP
connection after it is opened and performs a reset.
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After this reset all buffer contents and any currently
activeconnections are deleted/closed. This reset can be
initiated by any station and should be used only in
emergencies!