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Chapter 17 – Extended AT Commands in IS707.3
Multi-Tech Systems, Inc. CDMA Wireless AT Commands - PN S000294C 146
Hang-up Voice +CHV
Description: The numeric parameter is used to Hang-up a voice call. It terminates a voice connection
previously established up +CDV (dial voice) or $QCCAV (answer voice). The only valid
parameter is zero, which is optional.
Values: <n>
0: Hang-up voice call
1-255: Reserved.
Syntax: Command syntax: AT+CHV<n>
Command Possible Responses
AT+CHV
Note: Display the current setting.
OK
Note: Command is valid
AT+CHV0
Note: Hang up the call.
OK
Note: Command is valid
Dial Command for Voice Calls +CDV
Description: The numeric parameter is used to dial command for voice calls. The format of <dialstring> is
identical to that for the ATD command. This command does not cause the DCE to change to
the online state.
Syntax: Command syntax: AT+CDV=<dial_string>
Command Possible Responses
AT+CDV?
Note: Display the current setting.
ERROR
Note: Command is not valid
AT+CDV=8583693450
Note: Dial for voice call.
OK
+WORG: 8583693450
+WCNT: 3
Note: Command is valid
IWF Content List +CGCAP
Description: This extended-format command requests the IWF to transmit one or more lines of
information text in a specific format. The content is a list of additional capabilities and AT+
commands which is intended to permit the user of the IWF to identify the minimum
capabilities of the IWF. This is used to determine if the services (such as +CIS707, +MS,
+ES, +DS, and +FCLASS) can be performed by the IWF. See IS-131 on details and
parameter use.
Syntax: Command syntax: AT+CGCAP
Command Possible Responses
AT+ CGCAP
Note: Display the current setting.
+CGCAP:
OK
Note: Command is valid
AT+ CGCAP=0
Note: Set the value to 0.
ERROR
Note: Command is not valid