ADTRAN 1200182L1, Руководство пользователя

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Async-232 Module Submenus Chapter 3. Operation
Signal Status
61200182L1-1 Async-232 Module User Manual 3-5
Board Revision
Read security: 5
Displays the printed circuit board revision of the Async-232 Module in a read-
only field.
Firmware Revision
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Displays the revision of the coprocessor firmware on the module in a read-only
field.
Signal Status
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Signal Status
fields show the status of key data terminal equipment (DTE) inter-
face signals for all ports (see Figure 3-4). All ports on the serial card are data com-
munications equipment (DCE) interfaces. These read-only fields monitor the
DTE signals.
Figure 3-4. Signal Status Submenu Panel
DTR
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Data Terminal Ready from the DTE.
DSR
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Data Set Ready to the DTE.
RTS
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Request To Send from the DTE.
For software or no flow control, Clear to Send (CTS) is always asserted. For hard-
ware flow control, it is asserted/de-asserted as needed and is not available for dis-
play.