AT commands
Pocket Modem 56k
40
Dezember 05
Command Description
AT*M<n>
Remote terminal selection
Defines the protocol that is used to send the message to the network provider
AT*M0
Data connection (The remote terminal is a normal fixed network
modem)
(default)
AT*M1
Protocol: PET
Data format: 8N1 (Remote terminal D1 or E
network)
AT*M2
Protocol: UCP
Data format: 7E1
AT*M3
Protocol: PET
Data format: 7E1
AT*M4
Protocol: UCP
Data format: 8N1 (The remote terminal is the D2
Network)
AT*M5
The remote terminal is a fax machine
AT*M6
The remote terminal is “SMS in the fixed network”
Relevant commands:
AT*V, AT*V<n>
Definition of messages/phone numbers
AT*Z0
Definition of the SMS service center
AT\N<n>
Select
error
correction
This command determines which type of error correction should preferably be used for
subsequent connections.
AT\N0
Switching off error correction (normal buffered mode)
AT\N1
Bit direct mode (only for special data formats)
AT\N2
Selects V.42LAP-M or MNP 4 error correction. If no error corrected
connection can be established, the modem will hang up.
AT\N3
Selects V.42LAP-M or MNP 4 error correction. If such a connection
cannot be established, the modem will attempt to establish a
connection that is not error corrected (default).
AT\N4
Exclusively selects a V.42 LAP-M connection.
AT\N5
Exclusively selects a MNP 4 connection.