Westermo TDW-33 - Manual (Page 5)

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General commands
The AT command line accepts up to 65 characters.
A – Answer a call
Supported by: TDW-33 TD-36 TD-36 485 TR-36 TR-36B
Description:
The modem will go off-hook and attempt to answer an incoming call if correct condi-
tions are met. Upon successful completion of answer handshake, the modem will go on-
line in answer mode.
A successful negotiation must be met during time set by register S7
Syntax:
ATA
Parameters:
No parameters
Command example Possible responses Note
ATA CONNECT Answer to this incoming
call, call accepted
S register: S7 sets time allowed to connect
&An – Dial Abort Option
Supported by: TDW-33 TD-36 TD-36 485 TR-36 TR-36B
Description:
The modem normally aborts the option the connection negotiation if a character is
received from DTE during the connection phase. This command gives the user the
option to let the modem ignore characters.
Syntax:
&A
Parameters:
0: Enables Abort (Default)
1: Disable Abort
Command example Possible responses Note
AT&A OK The command is valid
and accepted
ERROR Otherwise
S register: The value is written to S14 bit 4