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COMSPHERE 3800 Series Modems
7-4 September 1998 3810-A2-GB30-30
DTE
DTE displays the state and/or activity of the
EIA-232-D interface leads: LSD, DTR, DSR, Tst, TXD,
RXD, RTS, and CTS signals are monitored. The interface
leads status is updated every 5 seconds.
To access DTE from the Status branch, make the
following selections:
F1
Status:
Identity DTE
F2
F3
Press the key until DTE appears. Select DTE.
F1
LSD DTR DSR Tst >
_*_
F2
F3
The activity and state of the modem’s DTE signal
appear on the LCD’s bottom line. Press the
key to
scroll other signals into view.
The LCD’s bottom line displays a pair of symbols for
each interface lead. The first symbol indicates the signal’s
activity during the sampling interval. (An * (asterisk)
indicates at least one transition while a blank space
indicates no transitions since the last update.)
The second symbol indicates the state of the interface
lead at the sampling time. (A
block) indicates a Space or
ON condition while an underscore (_) indicates a Mark or
Off condition.)
To exit this function and remain in the Status branch,
press the
key. To exit and return to the Top-Level
menu, press the
key.
AT Command Equivalent
There is no AT command for DTE status.
RS366A
RS366A displays the state and/or activity of the
RS366A interface leads: CRQ, DLO, DPR, PND, DSC,
and ACR. Typically, RS366A call originate is used in
synchronous dial out applications where V.25bis dialing is
not supported. This function applies to Model 3811
modems only. The interface leads status is updated every
5 seconds.
To access RS366A from the Status branch, make the
following selections:
F1
Status:
DTE RS366A
F2
F3
Press the key until RS366A appears. Select RS366A.
F1
CRQ DLO DPR PND
* _ * * * _
F2
F3
The activity and state of the modem’s DTE signal
appear on the LCD’s bottom line. Press the
key to
scroll other signals into view.
The LCD’s bottom line displays a pair of symbols for
each interface lead. The first symbol indicates the signal’s
activity during the sampling interval. (An * (asterisk)
indicates at least one transition while a blank space
indicates no transitions since the last update.)
The second symbol indicates the state of the interface
lead at the sampling time. (A
block) indicates a Space or
ON condition while an underscore (_) indicates a Mark or
Off condition.)
To exit this function and remain in the Status branch,
press the
key. To exit and return to the Top-Level
menu, press the
key.
AT Command Equivalent
There is no AT command for RS366A status.