Avocent DB-9 FM - RJ-45 Adapter 210129 Manual De Usuario
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210129
48 ESP Serial Hub Installer/User Guide
Displaying or Changing the Serial Port Physical Interface
You may change the physical interface for one or all serial ports on an ESP-4 MI or ESP-8 MI hub.
You may change the physical interface for one or the first eight serial ports on an ESP-16 MI hub.
See Physical Interfaces on page 6 for more information.
You may change the physical interface for one or the first eight serial ports on an ESP-16 MI hub.
See Physical Interfaces on page 6 for more information.
NOTE: On ESP-2 MI hubs, the serial port interface and termination are changed in hardware. See Changing the
Serial Port Interface on ESP-2 MI Hubs on page 75 for more information.
Serial Port Interface on ESP-2 MI Hubs on page 75 for more information.
To display or change the serial port interface:
1.
From the Top Menu, enter
3
to select Port interface. The Port Selection Menu will
be displayed.
2.
Enter the number corresponding to a port or
0
to select all ports.
•
On ESP-2 MI hubs, you may display interface information for port 1 or port 2 (the all
ports option is not available). If the RS-485 interface was configured in hardware, you
may change the transfer mode.
ports option is not available). If the RS-485 interface was configured in hardware, you
may change the transfer mode.
•
On ESP-16 MI hubs, ports 1-8 support multi-interface (ports 9-16 are dedicated RS-232),
so only 1-8 will be displayed. If all ports is selected, only ports 1-8 will be affected.
so only 1-8 will be displayed. If all ports is selected, only ports 1-8 will be affected.
If a single port was selected, the display contains the current port interface value.
If all ports was selected, the display contains the default port interface mode (RS-232), which
may differ from the current values for any port.
may differ from the current values for any port.
3.
You are prompted to modify the interface. Enter
y
for yes or
n
for no.
If you choose to modify the interface, a numbered list of interface types will be displayed.
Enter the number corresponding to the desired interface, or press
Enter the number corresponding to the desired interface, or press
Enter
to leave the
value unchanged.
4.
If you entered a number corresponding to the RS-422 or RS-485 interface, you are prompted to
enable or disable 100 ohm termination. Enter
enable or disable 100 ohm termination. Enter
y
for yes or
n
for no. See Physical Interfaces on
page 6 for more information.
5.
For ESP-2 MI hubs configured for RS-485 in hardware, you are prompted to modify the Trans-
fer Mode (RS485). Enter the number corresponding to RTS or ADDC. See RS-485 transmitter
and receiver transfer modes on page 7 for more information.
fer Mode (RS485). Enter the number corresponding to RTS or ADDC. See RS-485 transmitter
and receiver transfer modes on page 7 for more information.
6.
You are prompted to confirm changes. Confirm or cancel the changes.
Warnings and errors
A warning will be displayed (but the change will be allowed) if the RS-422 or RS-485 interface is
selected and:
selected and:
•
Hardware flow control is enabled in the port attributes.
•
Monitor DCD is enabled for the TCP server or TCP client connection methods, and those
methods are enabled.
methods are enabled.
•
Modem emulation is enabled.
If these changes were applied to all ports, the warning will indicate the affected ports.