AT&T 7400B Plus User Manual page 140

APPENDIX A: AT COMMAND SET
Page A-9
Command:
Function:
Type:
Arguments:
S-Register:
Example:
Comments:
See Also:
Command:
Function:
Type:
Arguments:
S-Register:
Example:
Comments:
See Also:
E
Turn the command echo on or off.
configuration
No argument or an argument of 0 disables echo and an argument
of 1 enables echo. The factory-default is 1.
Bit 1 of S14 is set according to the argument of the command.
ate1 ( )
Enter
Typically, for a display terminal operating in full-duplex mode,
use the 1 argument if you wish to see the ''AT'' commands on
the screen as you type them. If your display terminal is
operating in half-duplex mode, use the 0 argument (the 1
argument would cause characters typed to appear on the screen
like tthhiiss).
Chapter 3, "Configuration and Operation."
H
Switch hook control.
immediate
No argument or an argument of 0 causes the 7400B Plus to go
on-hook.
none
ath ( )
Enter
The H command with no argument can be used during a data
call to cause the 7400B Plus to go on-hook (hang up) after using
the escape sequence (+++) to return to command mode. An
argument of 0 produces the same result, and an argument of 1 is
accepted but causes no action.
The escape sequence command (+++); Chapter 3, "Configuration
and Operation."
DEFINITY Communications System
7400B Plus Data Module
User´s Guide