Chapter 19 – Qualcomm Defined AT Commands for CDMA Operation
Multi-Tech Systems, Inc. CDMA Wireless AT Commands - PN S000294C 151
Protocol Revision in Use $QCPREV Description: This command is used to query the protocol revision in use.
Values: The command will return one of the following codes:
1: JST008
3: IS-95A
4: IS-95B
6: IS-2000
Syntax: Command syntax: AT$QCPREV
Command Possible Responses
AT$QCPREV?
Note: Display the current setting
ERROR
Note: Command is not valid
AT$QCPREV
Note: Display the of value
$QCPREV: 6
OK
Note: Command is valid
Originate M-to-M Packet Data Call $QCMTOM Description: This command is used to originate a Mobile-to-Mobile Packet Data call using the
QUALCOMM proprietary Service Option number.
Values: <number>
where <number> is the phone number to dial. This command will originate a Mobile-to-
Mobile Packet data call using the QUALCOMM-proprietary Service Option number
0x8003. This is a Rate Set 1 call.
Syntax: Command syntax: AT$QCMTOM = ‘’<number>’’
Command Possible Responses
AT$QCMTOM?
Note: Display the current setting
$QCMTOM: “”
OK
Note: Command is valid
AT$QCMTOM =?
Note: Display the range of values
$QCMTOM: (20,21,23-7E)
OK
Note: Command is valid
AT$QCMTOM =”#777”
Note: Packet data call to the number
OK
Note: Command is valid
Dump RLP Protocol Statistics $QCRLPD Description: This command is used to dump the RLP statistics in ASCII format to the DTE. This does not
apply to RLP 3 statistics (see $QCRL3D).
Syntax: Command syntax: AT$QCRLPD
Command Possible Responses
AT$QCRLPD?
Note: Display the current setting
ERROR
Note: Command is not valid
AT$QCRLPD
Note: Dump RLP statistics data
$QCRLPD:
Rx Data Cnt :0000 Tx Data Cnt :0000
….
OK
Note: Command is valid