Paradyne 3800PLUS User Manual

Page 146

COMSPHERE 3800Plus Modems

13-12

October 1998

3980-A2-GB30-40

Table 13-1

(10 of 15)

3800

Plus AT Commands

AT Command

Front Panel Branch

Description

Tests

&T0 Abort. Stops any test in progress.
&T1 Local Analog Loop.
&T2 Pattern. Transmits and receives a 511 Bit Error Rate Test (BERT).
&T3 Local Digital Loopback test.
&T4

Enables Receive Remote Loopback Response configuration option.

&T5

Disables Receive Remote Loopback Response configuration
option.

&T6 Remote Digital Loopback test.
&T7 Remote Digital Loopback with Pattern.
&T8 Local Loopback with Pattern.
&T9 Self-Test.

Test

&T4 and &T5:
Configure\Edit\Tests

View Configuration Options
Displays each configuration group within the Active (Operating), Active
(Saved), Customer 1, and Customer 2 configuration areas as well as the
telephone numbers stores in directory locations 1–10.

The output of the &V command can be saved to a file and printed (using
your communications software), providing both a record of your
configuration and a worksheet for configuration enhancements.

&V0 Active (Operating) configuration options.
&V1

Active (Saved) configuration options.

&V2 Customer 1 configuration options.
&V3 Customer 2 configuration options.
&V4 Directory locations 1–10.

None

Write (Save to Memory)
Saves the current configuration options in Active (Operating) to one of
three configuration areas. This is required to make any configuration
changes permanent.

&W0 Saved to Active(Save).
&W1 Saved to Customer 1.
&W2 Saved to Customer 2.

Configure\Save

Transmit Clock Source

&X0 Internal. Modem provides transmit clock source for synchronous

data (Pin 15).

&X1 External. Modem derives external transmit clock source provided on

Pin 24 for synchronous data.

&X2 Receive Clock Loop. Modem derives transmit clock source from

receive signal for synchronous data (Pin 17).

Configure\Edit\
DTE Interface

n=x

Store Telephone Numbers
Modem saves the telephone numbers and dial command modifiers (if any)
entered for

x (up to 40 characters in length) in Directory Location n (1–10).

For example, the command AT&Z1=5551234 stores the telephone number
555-1234 into directory location 1.

To clear a telephone number from a memory location, issue the
&Z

n =x command without entering a telephone number.

Call Setup\
Change Directory