3onedata NP318T-8DI User Manual page 108

Open two sessions, the establishment of two virtual serial port to communicate.
13. Can the serial server communicate after crossing the network segment?
Yes, set the default gateway address, the serial server can cross-network
communication.
14. In the use of the process found that the serial server LEDs all bright, can
not communicate properly?
LAN storm. Troubleshooting: Host directly connected to the serial server.
-
Network IP address conflicts. Troubleshooting: the host directly connected
-
with the serial server, modify the IP address of the serial server.
The baud rate is set too high. Troubleshooting: Modify the baud rate of the
-
serial server.
Indicator is abnormal. Troubleshooting: Replace the other serial server for
-
testing.
15. Serial server work in TCP client mode, can support virtual serial
communication?
Serial server work in TCP Server mode, support virtual serial
-
communication, RealCom function is turned on.
Serial server work in TCP Client mode, does not support virtual serial
-
communication, RealCom function is turned off.
Serial server work in UDP mode, does not support virtual serial
-
communication, RealCom function is turned off.
16. Communication environment: computer + wireless router + serial server,
can use this way?
The computer is connected via WiFi, but the VSP software on the computer must
search for the device (the wireless router and the serial server must be on the
same network segment).
17. What is the wiring situation when the serial server uses RS-485
communication?
RS-485 terminals are T + / D + and T- / D-.
18. How many RS-485 terminal nodes can the RS-485 port of the serial server
support?
The conventional serial server supports 32 devices and can also customize
64,128 nodes.
19. After configuring the serial server parameters, found that these parameters
can not be saved?
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User Manual
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