Digicom Leonardo 33.6, User Manual

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LEONARDO 56
Modem AT Command Set
3.7
AT%C COMPRESSION CONTROL
%C0 Compression disable.
%C1 MNP5 enable only.
%C2 V42bis enable only.
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%C3 MNP% and V42bis enable.
AT%E AUTORETRAIN CONTROL
%E0 Autoretrain disable.
%E1 Autoretrain enable.
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%E2 Fallback/fallforward enable. Enable only in error corrector or buffer
mode.
AT%L DISPLAY RECEIVE LEVEL IN DBM
Returns a value which indicates the received signal level.
For example,
009 = -9 dBm, 043 = -43 dBm.
AT%Q LINE SIGNAL QUALITY
From 000 (good quality) to 127 (poor quality, disturbed signal).
AT&C CARRIER DETECT OPTION
&C0 Carrier detect always ON. When modem disconnect DCD (C109)
goes OFF for 1 sec.; function 109 wink.
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&C1 Carrier detect is ON when remote carrier is present.
AT&D DATA TERMINAL READY OPTION
&D0 DTR signal is ignored.
&D1 Modem return to Command Mode upon detecting ON to OFF
transition on DTR.
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&D2 Modem hangs up and disables auto-answer upon detecting ON
to OFF transition on DTR.
&D3 Modem reset upon detecting ON to OFF transition on DTR.
AT&F FACTORY CONFIGURATION
&F0 Load factory configuration 0.
&F1 Load factory configuration 1.
AT&G GUARD TONE
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&G0 Disable Guard Tone.
&G2 Select 1800 Hz Guard Tone. Only in V.22 (1200 bps) and V.22 bis
(1200 bps) modulations.