DE910-DUAL AT commands reference guide
80392ST10102A Rev.2 – 2012-07-03
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved
page 71 of 261
+CHLD - Call Holding Service
AT+ CHLD =?
Reports the supported values for the parameter
<n>
.
Reference
3GPP TS 27.007
+CLCC - List Current Calls
AT+CLCC
Execution command returns the list of current calls and their characteristics in the
format:
[+CLCC:<id1>,<dir>,<stat>,<mode>,<mpty>,<number>,<type>
,<alpha>[<CR><LF>+CLCC:<id2>,<dir>,<stat>,<mode>,
<mpty>,<number>,<type>,<alpha>[…]]]
where:
<id
n
>
- call identification number
<dir>
- call direction
0 - mobile originated call
1 - mobile terminated call
<stat>
- state of the call
0 - active
1 - held
2 - dialling (
MO
call)
3 - alerting (
MO
call)
4 - incoming (
MT
call)
5 - waiting (
MT
call)
Note: 3(alerting) and 5(waiting) are not supported for DE910-DUAL
<mode>
- call type
0 - voice
1 - data
9 - unknown
<mpty>
- multiparty call flag
0 - call is not one of multiparty (conference) call parties
<number>
- string type phone number in format specified by
<type>
<type>
- type of phone number octet in integer format
129 - national numbering scheme
145 - international numbering scheme (contains the character "
+
")
<alpha>
- string type; alphanumeric representation of
<number>
corresponding to
the entry found in phonebook; used character set should be the one
selected with
+CSCS
.
AT+CLCC=?
Test command returns the
OK
result code
Reference
3GPP TS 27.007
