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TC63 AT Command Set  
7.2 ATA
s
TC63_ATC_V00.490
Page 141 of 501
5/24/05
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7.2
ATA Answer a call
Syntax
Command Description
TA causes remote station to go off-hook (e.g. answer call). 
Parameter Description
Connection status
 output only if 
 parameter setting with value greater 0. 
Notes
• Any additional commands on the same command line are ignored. 
• The command may be aborted generally by receiving a character during execution. It can't be aborted in
some connection setup states, such as handshaking. 
• If 
 setting is 1 or 2, all incoming calls will be answered as fax calls, when ATA is issued on multi-
plexer channel 1 resp. ASC0. For calls explicitly signalled as voice or data calls, this procedure will fail with
result code "NO CARRIER", but the call in question will continue to ring.
It is possible to change the setting for 
 to 0 while the call is ringing, and accept the call normally
afterwards with 
• The ATA command may be used also to accept a network request for a PDP context activation (see 
). 
• See also 
• If an incoming call is no longer available (already disconnected/hanged up)a "NO CARRIER" result code will
be given. 
Exec Command
ATA
Response(s)
In case of data call, if successfully connected (TA switches to data mode):
CONNECT 
In case of voice call, if successfully connected:
OK
When TA returns to command mode after call release:
OK
If no connection:
NO CARRIER
Reference(s)
PIN
ASC0 ASC1 USB MUX1 MUX2 MUX3 Charge
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