
Chapter 16 – Extended AT Commands in IS707.3
Multi-Tech Systems, Inc. CDMA Wireless AT Commands (PN S000294J)
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Error Control Selection +ETBM
Description:
The extended-format compound parameter is used to control the handling of data remaining in IWF buffers
upon service termination. The command is not relevant for packet service.
Values:
<pending_TD>
0
Discard all buffered data immediately and disconnect
1
Attempt until all data is delivered and acknowledged (ignore timer)
2
Attempt until all data is delivered and acknowledged; If timer expires, discard remainder
<pending_RD>
0
Discard all buffered data immediately and disconnect
1
Attempt until all data is delivered (ignore timer)
2
Attempt until all data is delivered; If timer expires, discard remainder
<timer>
0-30
Deliver timer value in seconds
Other:
Higher values may be supported at manufacture’s option
Syntax:
Command syntax:
AT+ETBM=[<pending_TD>[,<pending_RD>[,<timer>]]]
Command
Possible Responses
AT+ETBM?
Note: Display the current setting.
+ETBM: 0, 1, 20
OK
Note: Command is valid
AT+ETBM=1
Note: Set value to 1.
OK
Note: Command is valid
AT+ETBM?
Note: Display the current setting.
+ETBM: 1, 1, 20
OK
Note: Command is valid
Request Manufacture Identification +GMI
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 manufacturer.
Syntax:
Command syntax:
AT+GMI
Command
Possible Responses
AT+GMI?
Note: Display the current setting.
ERROR
Note: Command is not valid
AT+GMI
Note: Display the manufacturer
+GMI: MODEM
OK
Note: Command is valid
Request Manufacture Identification +GMM
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 specific model of device.
Syntax:
Command syntax:
AT+GMM
Command
Possible Responses
AT+GMM?
Note: Display the current setting.
ERROR
Note: Command is not valid
AT+GMM
Note: Display the model
+GMM: Model 72
OK
Note: Command is valid