Chapter 17 – Extended AT Commands in IS707.3
Multi-Tech Systems, Inc. CDMA Wireless AT Commands - PN S000294C 137
Request Product Serial Number Identification +GSN Description: The command is used to cause the DCE to transmit one or more lines of information text,
determined by the manufacturer, which is intended to permit the user of the DCE to identify
the individual alphanumeric string.
Syntax: Command syntax: AT+GSN
Command Possible Responses
AT+GSN?
Note: Display the current setting.
ERROR
Note: Command is not valid
AT+GSN
Note: Display the serial number.
+GSN: F607A117
OK
Note: Command is valid
Request Global Object Identification +GOI Description: The command is used to cause the DCE to transmit one or more lines of information text,
determined by the manufacturer, which is intended to permit the user of the DCE to identify
the device, based on the ISO system for registering unique object identifiers.
Syntax: Command syntax: AT+GOI
Command Possible Responses
AT+GOI?
Note: Display the current setting.
ERROR
Note: Command is not valid
AT+GOI
Note: Display the responses to the
command
+GOI:
OK
Note: Command is valid
Note: Currently, no information text is provided.
Modulation Selection +MS Description: The extended-format compound parameter is used to control the manner of operation of the
modulation capabilities in the DCE.
Values: <carrier>
manufacturer specific
<automode>
0: Disabled
1: enabled with V.8 or V.32bis Annex where applicable
<min_rate> & <min_rx_rate>
set to 0 if unspecified
<max_rate> & <max_rx_rate>
set to 0 if unspecified
Syntax: Command syntax:
AT+MS=[<carrier>[,<automode>[,<min_rate>[,<max_rate>[,<min_rx_rate>
[,<max_rx_rate>]]]]]]
Command Possible Responses
AT+MS?
Note: Display the parameter information.
+MS: V32B,1,1200,14400
Note: Command is valid
AT+MS=?
Note: Display the range of parameters
+MS: (V21,V22),(0,1,),(0,300-14400),(0,300-14400)
Note: Command is valid