GSM/GPRS Module
M35
AT Commands Manual
M35
_AT_Commands_Manual Confidential / Released 158 / 186
Parameter
12.6. AT+CCWA Call Waiting Control
OK
Write Command
AT+CCUG=[<n>][,<index>[,<info>]]
Response
TA sets the closed user group supplementary service
parameters as a default adjustment for all following calls.
OK
If error is related to ME functionality:
+CME ERROR: <err>
Reference
GSM 07.07
<n>
0
Disable CUG
1
Enable CUG
<index>
0...9
CUG index
10
No index (preferred CUG taken from subscriber data)
<info>
0
Bo information
1 Suppress OA (Outgoing Access)
2
Suppress preferential CUG
3
Suppress OA and preferential CUG
AT+CCWA Call Waiting Control
Test Command
AT+CCWA=?
Response
+CCWA:
(list of supported
<n>
s)
OK
Read Command
AT+CCWA?
Response
+CCWA: <n>
OK
Write Command
AT+CCWA=[<n>][,<mode>[,<class>]]
Response
TA controls the call waiting supplementary service. Activation,
deactivation and status query are supported.
If
<mode>
<>2 and command successful
OK
If
<mode>
=2 and command successful
+CCWA:<status>,<class1>[<CR><LF>+CCWA:<status>,<
class2>[...]]