Comtech EF Data LGAN, Installation And Operation Manual

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LGaN
Revision 0
Serial Interface Operation 5–34 MN-LGAN
Parameter
Type
Command
(Instruction
Code and
Qualifier)
Arguments for
Command or
Response to
Query
Description of Arguments
(Note that all arguments are ASCII
numeric codes between 48 and 57)
Response to
Command
(Target to
Controller)
Query
(Instruction
Code and
Qualifier)
Response to
Query
(Target to
Controller)
Retrieve
Number of
Unread Stored
Alarms
N/A 2 bytes Query only.
Returns the number of stored events, which remain unread in the
alarm log.
Example:
<1/TNA? ’cr’
>0001/TNA=14’cr’’lf’
TNA= TNA? TNA=xx
(See
description for
details of
arguments)
Total Number of
Events
N/A 2 bytes Query only.
Returns the number of unread entries in the stored events log.
Example:
<1/TNE? ’cr’
>0001/TNE=14’cr’’lf’
TNE= TNE? TNE=xx
(See
description for
details of
arguments)
External
Reference Mute
XRM= 1 byte
numeric
Command or Query.
Enables or disables the external reference not present mute. When
the XRM command is enabled the unit will mute if an external
reference oscillator is not detected.
Where:
0 = Disable
1 = *Enable
Example: <1/XRM=1’cr’
Note: To enable this command the internal reference oscillator
option must be installed; otherwise, a mode error will result.
A hardware mute condition generated by the XRM mute is
one of the conditions that can cause the MUT command to
return MUT=2.
XRM=
XRM?
MSK*
XRM? XRM=x
(See
description for
details of
arguments)