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MC55 AT Command Set
9.7 AT+CCWA
+CCWA:
<calling
If
=1 and the call waiting supplementary service is enabled in the network, URC "
<n>
ing call to the TE. It appears while the waiting call is still ringing.
URC 2
Indication of a call that has been waiting.
^SCWA
If
=1 and the call waiting supplementary service is enabled in the network, this URC indicates that a wait-
<n>
ing call rang when the ME was in online mode during a CSD call, but the calling party hung up before the ME
went back to command mode.
Command Description
The test command returns the list of supported "
The read command returns the current value of parameter
The write command controls the call waiting supplementary service. Activation, deactivation and status query
are supported.
Parameter Description
(num)
<n>
Switch URCs "
" and "
+CCWA
0
1
(num)
<mode>
Network operation to be performed for Supplementary service call waiting
0
1
2
(num)
<class>
Integer or sum of integers each representing a class of information, i.e. a bearer service, telecommunication ser-
vice or bearer service group as defined in "GSM 02.04".
In the write command, parameter
of any class is to be regarded as a waiting call.
In URC "
:
+CCWA
<calling number>
specifies the class of the waiting call.
<class>
1
2
4
[7]
MC55_ATC_V01.05
Confidential / Released
number>,
<type of
<n>
" for call waiting on/off
^SCWA
Disable display of URCs "
Enable display of URCs "
Disable call waiting (disable service)
Enable call waiting (enable service)
Query status of call waiting (query service status)
specifies the class of the active call during which an incoming call
<class>
,
<type of number>
Voice
Data
<class> 2 (data) comprises all those <class> values between 16 and 128, that
are supported both by the network and the MS. This means, a setting made for
<class> 2 applies to all remaining data classes (if supported). In addition, you
can assign a different setting to a specific class. For example, you can activate
call waiting for all data classes, but deactivate it for a specific data class.
Fax
Voice, data and fax (1+2+4)
Page 227 of 469
number>, <class>, ,
"s.
.
<n>
" and "
+CCWA
^SCWA
" and "
+CCWA
^SCWA
,
<class>
s
m
<CLI validity>
" indicates a wait-
+CCWA
"
"
, ,
", parameter
<CLI validity>
obile
2/10/04
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