DART 200 CDPD Modem User’s Guide

F DART AT Command Set

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>,

The new PIN replaces the current PIN

 

<new PIN>, <new 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)

 

 

 

Sierra Wireless, Inc.

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Sierra Wireless DART 200 CDPD Modem manual Set PIN Requirement Change PIN, Set Flow Control Operation