Specifications

Chapter 16 – Extended AT Commands in IS707.3
Multi-Tech Systems, Inc. CDMA AT Commands Reference Guide (PN S000294K) 107
Chapter 16 – Extended AT
Commands in IS707.3
Multi-Tech CDMA modem also implements the CDMA AT commands as specified in the TIA/EIA/IS-707.3. Refer to IS707.3 for
more information about these commands (range, parameter definition, result codes, etc.).
Note: Some of the AT commands may not be supported by the network; please verify with your carrier as to its support of
IS707.3 commands.
Remote Async Command X
Description: This command sends a CONNECT message when a connection is established by blind dialing and enables
the additional result codes.
Syntax: Command syntax: ATX<n>
Command Possible Responses
ATX0
Note: Ignores dial tone and busy signal.
OK
Note: Command is valid
ATX1
Note: Disable dial tone and busy detection.
OK
Note: Command is valid
ATX2
Note: Disable busy detection & enable dial tone detection.
OK
Note: Command is valid
ATX3
Note: Enable busy detection & disable dial tone detection.
OK
Note: Command is valid
ATX4
Note: Enable busy and dial tone detection.
OK
Note: Command is valid
Reset to Default Configuration Z0
Description: This command is used to reset to the default configuration.
Syntax: Command syntax: ATZ0
Command Possible Responses
ATZ0
Note: reset to default configuration.
OK
Note: Command is valid
Select Tone Dialing T
Description: This command is used to select tone dialing. Not relevant to CDMA data services; “T” is not sent in dial
string.
Syntax: Command syntax: ATT
Command Possible Responses
ATT
Note: select tone dialing.
OK
Note: Command is valid