i-modul Modem 144/56k
AT Command Reference
Command
Description
AT%L
Displaying level of the received signal
The value indicated by the i-modul Modem 144/56k 3.0 basic corresponds already
with the amplified level in the i-modul Modem 144/56k 3.0 basic, not the level on
the phone line.
Large
AT%L
responses imply a low signal level; small values imply a high signal
level.
(009 = -9db, 043 = -43db)
ATM<n>
Speaker
control
This command controls when the speaker is active
(refer to the command
ATL<n>
).
ATM0
Speaker always OFF
ATM1
Speaker ON during dialling and connection setup (default)
ATM2
Speaker always ON
ATM3
Speaker ON during connection setup
AT+MR=<n>
Displaying the modulation type
The command
AT+MR=<n>
enables the display of the modulation type after the
message
CONNECT
.
AT+MR=0
Switches the display function OFF (default).
AT+MR=1
Switches the display function ON. The displayed value applies to
the sent data.
AT+MR=2
Switches the display function ON. The displayed value applies to
the received data.
If the display function is enabled, the i-modul Modem 144/56k 3.0 basic displays
the modulation type and the line speed following the
CONNECT
message. Follow-
ing the message
CONNECT
, the line "
+MCR:
" appears followed by the modulation
type (refer to the
AT+MS
command) and the line "
+MRR:
" followed by the line
speed.
Note:
The
AT+MR
command is useful for a connection check.
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