INSYS ISDN TA 4.0
AT Command Reference
Command
Description
AT&D
DTR Processing
Determines the behaviour of the INSYS ISDN TA 4.0 when changing the
DTE line DTR from ON to OFF.
AT&D
Condition of the DTR line is ignored
AT&D2
Condition of the control line DTR is evaluated: A falling sig-
nal on the DTR line terminates an existing ISDN connection
(default).
An incoming call is only accepted with enabled DTR.
ATE
Locale echo
Configures the local echo in command mode.
ATE
No locale echo
ATE1
Local echo during command input enabled (default)
AT&FL
Loads the default settings
The default settings are loaded, ISDN protocol settings and MSNs are not
overwritten. (Use the command
AT&W
for saving to the non-volatile mem-
ory).
AT&FL
All parameters, which refer to the data port, are reset.
AT&FL
All parameters including ISDN protocol, MSN settings, and
password are reset.
ATH
Terminate connection
Terminates an existing ISDN data connection after entering the escape se-
quence.
ATH
[//<
UUS1data>]
UUS1data
Transmitted data with UUS1 signalling
ATI
Displays version information
Displays different information about version number and settings:
ATI1
Replies the internal checksum
ATI3
Replies the version string
ATI5
Replies the selected ISDN protocol
ATI9
Replies the "plug and play" ID string
ATI77
Replies the bootloader version
ATI99
Replies the date of the software creation
AT*I
Querying the alarm inputs
Response:
<input1>, <input2>
Values:
0
Input enabled (LOW)
1
Input open (HIGH)
This command can also be performed remotely.
The input condition is also stored in the registers S17 and S18 (read only).
Note:
Not valid for Socket ISDN and Pocket ISDN.
83
Содержание ISDN TA 4.0
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