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 |
| 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) |
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\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 | |
| AT\Q2 | Hardware flow control (default) |
| AT\Q3 | Both |
| Result codes: |
|
| OK | Valid argument |
| ERROR | Invalid argument |
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| |
\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. | |
| ||
| 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 |
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| modem is reset. |
| AT\R1 | Register as an active MES on the network (default) |
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Sierra Wireless, Inc. |