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DTR Behavior
This parameter determines how the computer responds when
the DTR line (circuit 108/2) is changed from the
"
to the
"
off
condition during the online data state.
Action
AT&d<setting>
Query
AT&v
Range
&D
Parameter Values:
0
Modem ignores DTR
1
If the DTR is turned on while in online data
mode, the modem returns to command mode
and issues the
connected.
2
If the DTR is turned off while in online data
mode, the modem disconnects the call and
returns the
command mode, the modem will not answer an
incoming call, regardless of the setting, S0
(Automatic Answer).
Restore Factory Defaults
This command causes the modem to reset all parameters and
S-registers to their factory-defined default values. The optional
parameter value, if present, must be 0.
&F
Action
AT&f
Query
Range
"
on
result code. The call remains
OK
result code. If DTR is off while in
OK
Appendix
"
condition
89
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