Multitech MultiModem DSVD MT5600DSVD, Руководство пользователя

Страница: 37 / 82

MultiModemDSVD User Guide 4 AT Commands, S-Registers, and Result Codes
32
&T3 Start local digital loopback, V.54 Loop 2. If no connection ex-
ists,
ERROR is returned.
&T4 Enables acknowledgment for remote digital loopback request.
&T5 Ignores acknowledgment for remote digital loopback request.
&T6 Requests a remote digital loopback, V.54 Loop 2, without self-
test. If no connection exists,
ERROR is returned. The CON-
NECT XXXX message is displayed upon the start of the test.
&T7 Requests a remote digital loopback, V.54 Loop 2, with self test.
(In self test, a test pattern is looped back and checked by the
modem..) If no connection exists,
ERROR is returned. When
the test is terminated, the number of detected errors is re-
ported to the computer.
&T8 Starts local analog loopback, V.54 Loop 3, with self test. If a
connection exists, the modem hangs up before the test begins.
When the test is terminated, the number of detected errors is
reported to the computer.
Command: &V0 Display Current Configuration
Values: 0
Default: None
Description: Displays the current (active) configuration.
Note: See also the L5 command.
Command:
&V1 Display Last Connection Statistics
Values: 1
Default: None
Description: Displays statistics for the last connection.
Command: &W n Store Current Configuration
Values: n = 0 or 1
Default: None
Description: &W0 Stores current modem settings in nonvolatile memory as Profile 0.
Profile 0 is loaded instead of the factory defaults at power-on
(if
& Y0 is set) and by the ATZ command.
&W1 Stores current modem settings in nonvolatile memory as Profile 1.
Profile 1 is loaded instead of the factory defaults at power-on
(if
& Y1
is set) and by the
ATZ1
command.
Note: See also the Z , & F , and & Y commands.
Command: &Y n Select Profile for Hard Reset
Values: n = 0 or 1
Default: None
Description: &Y0 Select profile 0 to be loaded on power-up.
&Y1 Select profile 1 to be loaded on power-up.
Note: See also the & W and Z commands.