AT Command Set

 

B-3

Table B-1 AT Command Set Summary (continued)

 

 

 

 

 

 

 

Command

Function (Example)

Description

 

 

 

 

 

 

Sn=

Write configuration register

Writes to a specific S register.

 

 

(AT S60=64)

 

 

 

\S

Read on-line status: command

Reads the status of any parameters that

 

settings (AT \S)

have been modified through AT

 

 

 

commands and provides call status

 

 

 

information.

 

\T

Link inactivity timer (AT \T1)

VResult code format (AT V0)

WDisplays connection speed

&W

Stores configuration (AT &W)

Z

Reset (AT Z)

+++Enter command state

$B*

Set baud rate (AT $B57600)

\T0 disables inactivity timer (default).

\Tn link inactivity timer in minutes. The ISDN modem automatically disconnects the call if no activity is sensed within n (n = 0–255) minutes.

V0 enables short form result codes.

V1 enables long form result codes (default).

W0 displays COM port rate only (default)

W1 displays COM port and ISDN data rate

W2 displays ISDN data rate only

Stores the configuration of all S registers that are not part of the ISDN modem initial configuration set.

Disconnects all calls in progress and performs a complete ISDN modem system reset.

Causes ISDN modem to enter the command state if it is currently in the on-line state.

0 — Autobaud (default). Other settings are 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, and 230400. Autobaud does not exceed 115200. For 230400 you must send the command AT $B230400 to the ISDN modem.

%V

Show version number (AT %V) Displays ISDN modem firmware version.

 

 

* To access the Configuration dialog box, the baud rate must be set to Autobaud.

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3Com 3C882 manual Settings AT \S, Information, Result code format AT Displays connection speed, Reset AT Z