Sierra Wireless DART 200 CDPD Modem User Manual
Page 160
DART 200 CDPD Modem User’s Guide
F DART AT Command Set
Sierra Wireless, Inc.
F-16
Table F-3. Commands beginning with backslash (\) (cont.)
\P
Set PIN Requirement; Change PIN
Allows the user to require, not require, or change the modem’s PIN. The PIN is used as a password to
prevent unauthorized access to the CDPD network. Refer to Chapter 3, CDPD Security Features,
Modem security management, and the AT*E command. The current PIN value cannot be displayed.
The default PIN value is 0000.
The use of a PIN can be required with the AT^F command.
Format:
AT\P+<current PIN>
Require PIN
AT\P-<current PIN>
Do not require PIN (this is the default setting)
AT\P=<current PIN>,
<new PIN>, <new PIN>
The new PIN replaces the current PIN
Result codes:
OK
Valid argument
ERROR
Invalid argument, or function in conflict with ^F command
BLOCKED
Command ignored (see AT*U command)
\Q
Set Flow Control Operation
Specifies the flow control method used by the DART. Refer to Chapter 8, Application Programming,
Flow control considerations, for more information
Format:
AT\Q0
No flow control
AT\Q1
Bi-directional XON/XOFF flow control
AT\Q2
Hardware flow control (default)
AT\Q3
Both
Result codes:
OK
Valid argument
ERROR
Invalid argument
\R
Network Registration Control
Causes the modem to register or deregister with the CDPD network. Upon deregistration, any
outstanding connection is terminated and the DART can no longer participate in network operations.
S-Register 13 contains the registration timeout value (default = 60 seconds). An S13 value of zero in
combination with the \R4 option puts the DART into automatic registration mode. Refer to Chapter 8,
Application Programming, Automatic registration, for more information.
Format:
AT\R0
Deregister from the network. Also resets automatic registration mode until the
modem is reset.
AT\R1
Register as an active MES on the network (default)