
Chapter 18 – Qualcomm Defined AT Commands for CDMA Operation
Multi-Tech Systems, Inc. CDMA Wireless AT Commands (PN S000294J)
129
Answer Incoming Voice Call $QCCAV
Description:
This command is used to provide a means to answer an incoming voice call via an AT command.
Syntax:
Command syntax:
AT$QCCAV
Command
Possible Responses
AT$QCCAV
Note: Answer incoming voice call
OK
+WCNT: 3 Note: Command is valid
Automatic Packet Detection $QCPKND
Description:
This command is used to enable or disable Automatic Packet Detection after a dial command.
Values:
<Val>
0
Disable Packet No Dial. If a PPP packet is received by the mobile without a just prior dial command
(that is, ATD#nnn e.g. ATD#777), then the mobile will originate a Packet (or QNC) data call.
1
Enable Packet No Dial. Reception of a PPP packet without a just prior dial command will NOT
Originate a PPP packet (or QNC) call.
Syntax:
Command syntax:
AT$QCPKND=<Val>
Command
Possible Responses
AT$QCPKND?
Note: Display the current setting
$QCPKND: 0
OK Note: Command is valid
AT$QCPKND=?
Note: Display the range of values
$QCPKND: (0-1)
OK Note: Command is valid
AT$QCPKND=1
Note: Enable Packet No Dial
OK
Note: Command is valid
Pre-arrangement Setting $QCVAD
Description:
This command is used to respond to a page message that has a voice service option with a page response
that has a data service option.
Values:
<Val>
0
Off
1
Fax for next call
2
Fax for all calls
3
Async for next call
4
Async for all calls
Syntax:
Command syntax:
AT$QCVAD= <Val>
Command
Possible Responses
AT$QCVAD?
Note: Display the current setting
$QCVAD: 0
OK Note: Command is valid
AT$QCVAD=?
Note: Display the range of values
$QCVAD: (0-4)
OK Note: Command is valid
AT$QCVAD=1
Note: Set fax for next call
OK
Note: Command is valid
Set DM Baud Rate $QCDMR
Description:
This command is used to set the DM baud rate.
Values:
<Val>
value should be one of the following: 19200, 38400, 57600, 115200
Syntax:
Command syntax:
AT$QCDMR= <Val>
Command
Possible Responses
AT$QCDMR?
Note: Display the current setting
$QCDMR: 19200
OK Note: Command is valid
AT$QCDMR=?
Note: Display the range of values
$QCDMR: (19200, 38400, 57600, 115200, 230400, 460800)
OK Note: Command is valid
AT$QCDMR=115200
Note: Set DM baud rate to 115200
OK
Note: Command is valid