insys icom i-modul 144/56k, Designer'S Manual, Page: 28 / 63

AT Command Reference i-modul Modem 144/56k
8.1 AT Command Overview
Command Description
AT**
Start of the flash load function
ATA
Answer mode
The i-modul Modem 144/56k 3.0 basic changes to answer mode. It is only effec-
tive in Germany, if the telephone connected in series is off-hook or a call comes
in.
A/
Repeat the last command
The last command entered will be repeated.
AT\B<n>
Send "break" to the other i-modul Modem 144/56k 3.0 basic
In case of non-error-corrected connections, the i-modul Modem 144/56k 3.0 basic
sends a break signal to the other i-modul Modem 144/56k 3.0 basic. The length of
the signal is: the specified parameter times 1/10 of a second.
For error-corrected connections, the i-modul Modem 144/56k 3.0 basic sends a
break signal according to the active error correction protocol without considering
a parameter specification.
If no connection is established or if a fax connection is active, an error message is
displayed.
AT\B1
1/10 second break signal
AT\B2
2/10 seconds break signal
AT\B3
3/10 seconds break signal
AT\B4
4/10 seconds break signal
AT\B5
5/10 seconds break signal
AT\B6
6/10 seconds break signal
AT\B7
7/10 seconds break signal
AT\B8
8/10 seconds break signal
AT\B9
9/10 seconds break signal
AT%C<n>
Enabling the data compression
Enable/disable a data compression type
The i-modul Modem 144/56k 3.0 basic can only perform data compression with
error-corrected connections.
AT%C0
No data compression enabled
AT%C1
MNP 5 data compression enabled
AT%C2
V.42bis and V.44 data compression enabled
AT%C3
MNP 5 and V.42bis data compression enabled (default)
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