AT Command Reference
INSYS Modem 56k small EU 2.1
52
Command
Description
AT%L
Displaying level of the received signal
The value indicated by the INSYS Modem 56k small EU 2.1 corresponds already with the
amplified level in the INSYS Modem 56k small EU 2.1, 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 mes-
sage
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 INSYS Modem 56k small EU 2.1 displays the
modulation type and the line speed following the
CONNECT
message. Following 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.
