Multi-Tech Systems MT3334ZDX User Manual
Page 33

3 - AT Commands, S-Registers and Result Codes
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Command:
&Q
n
Asynchronous Communications Mode
Values:
n = 0, 5, or 6
Defaults:
5
Description: &Q0
Asynchronous with data buffering. Same as
\N0.
&Q5
Error control with data buffering. Same as
\N3.
&Q6
Asynchronous with data buffering. Same as
\N0.
Command:
&S
n
Data Set Ready (DSR) Control
Values:
n = 0 or 1
Default:
0
Description: &S0
Force DSR high (on).
&S1
Let DSR follow CD.
Command:
&T
n
Test Commands
Values:
n = 0, 1, 3 or 6
Default:
None
Description: &T0
Abort. Stop any test in progress.
&T1
Local analog loop test.
&T3
Local digital loopback test.
&T6
Remote digital loopback test.
Command:
&V
View Current Configuration
Values:
n/a
Description:
Displays the active modem settings.
Command:
&W
n
Store Current Configuration
Values:
n = 0
Default:
None
Description: &W0
Store active modem settings in NVRAM; load them
at power-on or following the ATZ command instead
of loading the factory defaults from ROM.
Command:
&Y
n
Select Stored Configuration for Hard Reset
Values:
n = 0
Default:
0
Description: &Y0
Select stored configuration 0 on power-up. (For
backward compatibility with some software.)
Command:
&Z
n=x Store Telephone Number
Values:
n = 0, 1, 2 or 3
x = Dialing string
Default:
None
Description:
Stores telephone dial string
x in memory location
n. Dial the stored number using the command
ATDS=n.