GSM/GPRS Module
M35 AT Commands Manual
M35_AT_Commands_Manual Confidential / Released 161 / 186
These supplementary services are only available to the teleservice 11 (Speech: Telephony).
Example
ATD10086;
// Establish a call
OK
+CCWA: "02154450293",129,1
// Indication of a call that has been waiting
AT+CHLD=2
// Place the active call on hold and accept the waiting call as
the active call
OK
AT+CLCC
+CLCC: 1,0,1,0,0,"10086",129,""
// The first call on hold
+CLCC: 2,1,0,0,0,"02154450293",129,""
// The second call becomes active
OK
AT+CHLD=21
// Place the active call except call X=1 on hold
OK
AT+CLCC
+CLCC: 1,0,0,0,0,"10086",129,""
// The first call becomes active
+CLCC: 2,1,1,0,1,"02154450293",129,""
// The second call on hold
OK
AT+CHLD=3
// Add a held call to the active calls in order to set up a
conference (multiparty) call
OK
AT+CLCC
+CLCC: 1,0,0,0,1,"10086",129,""
+CLCC: 2,1,0,0,1,"02154450293",129,""
OK
12.8. AT+CLIP Calling Line Identification Presentation
AT+CLIP Calling Line Identification Presentation
Test Command
AT+CLIP=?
Response
+CLIP:
(list of supported
<n>
s)