iR1200 Modem
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Extended Result Codes [ATx]
This command provides an extended result code selection.
Command X
Action
ATx <setting>
Query
AT&v
Range
Parameter
Values:
0, 1 = The modem does not return the BUSY or NO
DIALTONE result codes.
2 = The modem might return the NO DIALTONE
result code if appropriate, but does not return the
BUSY result code.
3 = The modem may not return the BUSY result code,
if appropriate, but does not return the NO
DIALTONE result code.
4 = The modem may return either the BUSY or NO
DIALTONE result code, if appropriate.
Restore User Defaults [Atz]
This command causes the modem to reset all parameters and S-registers to their user-defined default values. There are three
sets of user defaults (or images). The parameter selects between which image is being requested.
Command Z
Action
Atz <image>
Query
Range
Parameter
Values:
0 = Local user image 0
1 = Local user image 1
2 – Local user image 2
DCD Behavior [AT&c]
This parameter determines how the DCD line relates to the detection of received line signals from the distant end.
!
Changing the parameter takes effect immediately in
both the command and online command states.
Command &C
Action
AT&c <setting>
Query
AT&v
Range
Parameter
Values:
0 = DCD always on
1 = The modem turns on the DCD to indicate the
presence of a connection, and turns off the DCD to
indicate the loss of connection.
