Multi-Tech Systems MT5634MSV Manual De Usuario

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4   AT Commands, S-Registers, and Result Codes
37
Command:
&T
n
V.54 Test Commands
Values:
n = 0, 1, 3 or 6
Default:
None
Description:
&T0
Abort. Stop any test in progress.
&T1
Local analog loopback test.
&T3
Local digital loopback test.
&T6
Remote digital loopback test.
Note:
 To stop a test, you must use the escape sequence (+++AT) before typing
AT&T0
.
Command:
&V
Display Current Settings
Values:
n/a
Description:
Displays the active modem settings, including the callback se-
curity settings if callback security is enabled. If the setup pass-
word has been entered, it also displays the callback security
passwords.
Command:
&W
n Store Current Configuration
Values:
= 0
Default:
None
Description:
&W0 Stores current modem settings in nonvolatile memory and
causes them to be loaded at power-on or following the ATZ
command instead of the factory defaults. See also the &F com-
mand.
&W1 Clears user default settings from nonvolatile memory and
causes the factory defaults to be loaded at power-on or follow-
ing the ATZ command.
Command:
&Y
n
Select Stored Configuration for Hard Reset
Values:
= 0
Default:
0
Description:
&Y0
Select stored configuration 0 on power-up. (For backward
compatibility with some software.)
&Y1
Not supported—responds ERROR.
Command: &Zy=x Store Dialing Command
Values:
= 0–3 (callback security disabled) or 0–29 (callback security
enabled)
x = Dialing command
Default:
None
Description:
Stores dialing command in memory location y. Dial the
stored number using the command ATDS=y. See also the
#CBSn
 command. For callback security options, see Chapter 6.
Command:
&&S Speaker Codec Loopback
Values:
n/a
Description:
Provides a loopback from the microphone to the speaker. For
testing and debugging only.