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AT Commands
AT command formats
5.375 x 8.375 ver 2.4.0
+PCW Command
This command configures how the modem responds to a call
waiting signal. The modem’s response is also determined by
the current configuration of the +VCID caller ID command
(See “+VCID Command” on page 79 for information on this
command). You can also use the +PCW command to display
the current call waiting configuration, and to display the
supported <call waiting> parameter values.
+PCW=<call waiting>
Valid <call waiting> parameter values are as follows:
Result Codes:
+PCW?
This command displays the current call waiting
configuration.
+PCW=?
This command displays the supported <call_waiting>
parameter values.
0 Enables the call waiting detector. When a call
waiting signal is detected, the modem responds
to it according to the +VCID caller ID
command configuration. This is the default.
1 Enables the call waiting detector. When a call
waiting signal is detected, the modem hangs up
the current call and answers the waiting call.
2 Disables the call waiting detector.
OK <call_waiting> = 0,1,2
ERROR Otherwise