Specifications

AT command set for S45 Siemens mobile phones and modems
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Siemens Document No.: A30880-A10-A001-3-D376
Revision: 1.8
Revision Date: 30. November, 2001
22
2.3.3.3 AT+CCWA
AT+CCWA Call waiting
Test command
AT+CCWA=?
Response
+CCWA: (list of supported <n>s)
OK/ERROR/+CME ERROR
Parameter
<n>
0
1
disable
enable
Read command
AT+CCWA?
Response
+CCWA: <n>, <m>,<class>,,<cli validity>
OK/ERROR/+CME ERROR
Write command
AT+CCWA=[<n>,[<mode>[,<class>]]]
Parameter
<n>
See Test command
<mode>
0
1
2
Disable
Enable
Query Status
<num>
Telephone number
<type>
Type of telephone number
<class>
1
2
4
7
8
16
32
64
128
X
Voice
Data
Fax
Default =Voice, Data and Fax
SMS
data circuit sync
data circuit async
dedicated packet access
dedicated PAD access
combination of some of the above classes, e.g. 255 regroups
all classes and 5 regroups Voice and FAX
<CLI
validity> 0
1
2
CLI valid
CLI has been withheld
CLI is not available
Response
If <mode>=2 and command is successful
+CCWA: <status>, <class1><CR><LF>+CCWA: ....]
OK/ERROR/+CME ERROR
Parameter
<status>
0
Inactive
1
Active
Unsolicited message
+CCWA:<num>,<type>,<class>,,<cli validity>