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Comtech EF Data LCS-4 User Manual

Page 78

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LCS-4 L-Band Combiner Switch

Revision 1

Remote Control Operation

MN/LCS4.IOM


A-14

Parameter
Type

Command
(Instruction
Code and
qualifier)

Arguments
for Cmd 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)

Cold Start

CLD=

1 byte,
value of 0,1

Command or Query.
CLD enables masking reference lock detect for 3
minutes. During this time, the BUC references will be
disabled during this time. Values are:
0=Normal Operation
1=Cold Start Enabled
Example: CLD=1
Parameter 21 of SGC Command.

CLD= (message ok)
CLD? (received ok,
but invalid
arguments found)
CLD* (message ok,
but not permitted in
current mode)

CLD?

CLD=x
(same format as command
arguments)

Remote
Address
(Physical
Address)

SPA=

4

bytes,

numerical

Command or Query.
Physical Address – between 0001 and 9999.
Resolution 0001
Example:SPA=0890

SPA= (message ok)
SPA? (received ok,
but invalid
arguments found)
SPA* (message ok,
but not permitted in
current mode)

SPA?

SPA=xxxx
(same format as command
arguments)

Clear All
Stored
Events

CAE=

None

Command

only.

Instructs the target to clear all Stored Events. This
command takes no arguments.

CAE=(message ok)

N/A

N/A

Retrieve next
5 unread
Stored
Events

N/A

145

bytes

Query

only.

LCS-4 returns the oldest 5 Stored Events, which have
not yet been read over the remote control. Reply
format: Sub-body{CR}Sub-body{CR} Sub-
body{CR}Sub-body{CR}Sub-body, where Sub-
body=
yyyyyyyyyy zz mmddyy hhmmss
Where:
yyyyyyyyyy = being the fault description
ZZ = being the alarm type
FT=Fault
OK=Clear
IF=Information
If there are no new events, the LCS-4 will reply with
LNE*

AFR= (message ok)
AFR? (received ok,
but invalid
arguments found)

AFR?

AFR=x
(same format as command
arguments)

Retrieve
Number of
unread
Stored
Events

N/A

2

bytes,

numerical

Query Only.
Returns the number of Stored Events, which remain
unread, in the form xx.
Example: reply: TNE=18

N/A

TNE?

TNE=xx

(same format as command
arguments)