DART 200 CDPD Modem User’s Guide

F DART AT Command Set

Table F-1. Commands beginning with letters (cont.)

I (cont.) Result codes:

 

OK

Valid argument

ERROR

Invalid argument

NOT ENABLED

Must be in service provider mode

OEnter Online Mode

Instructs the DART to return to the online state. Any following commands on the same command line are ignored. This command is used to get to online mode following an ATD; command, or to return to online mode following an escape.

NOTE:

To return to SLIP mode following an escape from SLIP use AT*S.

Format:

 

ATO

Go/return to online mode

Result codes:

 

ERROR

Connection does not exist

CONNECT

Successful return to online mode

Q Quiet Mode

Controls whether result codes are sent to the Mobile Application Subsystem (MAS). If selected, result codes can be further modified by the V and X commands.

Format:

 

ATQ0

Disable quiet mode (result codes are sent to the MAS) (default)

ATQ1

Enable quiet mode (result codes are not sent to the MAS)

NOTE:

There are some low intelligence devices (often found when retrofitting CDPD to a landline or radio based system) that cannot accept any result codes. Q1 is an appropriate setting for that class of device.

Result codes:

 

<nothing>

If ATQ1 selected; OK response is suppressed

OK

If ATQ0 selected

ERROR

Invalid argument

SSelect Register

Selects a register for interrogation or modification in the current active profile. Subsequent reads or writes to the register are accomplished with the ? or = commands, respectively. The S command is normally used with an appended ? or = . The register remains selected until the next ATS command. The complete set of S-Registers is described in Appendix E.

Format:

 

ATSn

Select register <n>

Result codes:

 

OK

Valid register selected

ERROR

Unsupported register

 

 

Sierra Wireless, Inc.

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Sierra Wireless DART 200 CDPD Modem manual Enter Online Mode, Select Register