Specifications

AT Command Set
TC35-ATC-01-V02.10 Page 11/145 02.10 / 23.05.2001
2 Standard V.25ter AT Commands
These AT Commands are related to ITU-T (International Telecommunication Union, Telecommunica-
tion sector) V.25ter document.
The TC35 Module, the TC37 Module and the TC35 Terminal support the registers S0-S29. You can
change S0,S3,S4,S5,S6,S7,S8,S10,S18 by using the appropriate ATSn commands. All the other reg-
isters are read-only and for internal usage only!
2.1 A/ Repeat previous command line
Execute command Response
Repeat previous command line
Note: Line does not have to end with terminating character.
Parameter
Reference
V.25ter
Note
1. After beginning with the character „a“ or „A“, a second character „t“ ,„T“ or
„/“ has to follow. In case of using a wrong second character, it is necessary
to start again with character „a“ or „A“.
2. If autobauding is active (see +IPR, pg. 31), the command A/ (and a/) cannot be
used.
2.2 +++ Switch from data mode to command mode
Execute command
+++
Response
If TA receives the characters +++: TA cancels the data flow via the AT interface
and switches to command mode.
Note: This command is available in data mode only.
OK
The escape sequence consists of
1. a transmit inactivity of at least 1000 ms,
2. three escape characters (‘+’) in succession all within 1000 ms and
3. a second inactivity of 1000 ms.
Reference
V.25ter
Note