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Comtech EF Data CRS-400 User Manual

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CRS-400 1:8 Redundancy Switch

Revision 0

Remote Control MN/CRS400.IOM

67

Parameter
Type

Command
(controller
to target)

Argument
count

Description of arguments

Note: All arguments are ASCII numeric codes between 48

and 57.

Responses
to
Command
(target to
controller)

Query
(controller
to target)

Response to Query
(target to controller)

Active
Demods

ACD= 8

bytes,

numerical

Command or Query.
Sets or queries the active state of all 8 Traffic Demods:
0 = de-activate Traffic Demod
1 = activate Traffic Demod

Note: only active units will be monitored by the switch.
Use ACM if in Dependent mode.

ACD=
ACD?
ACD*
ACD#

ACD? ACD=xxxxxxxx

(see description of arguments)

Bridge/Backup
Modulator

BBM= 2

bytes,

numerical

Command or Query.
Sets or queries the bridged/backup state for Mods:
x = 0/1 indicating bridged/backup of Modulator
y = 1-8, the number of Mod that the Redundant Mod is

tracking.


Note: requires TMIs to be present, & mods to be active
(see ACM).

BBM=
BBM?
BBM*
BBM#

BBM? BBM=xy

(see description of arguments)

Bridge/Backup
Demodulator

BBD= 2

bytes,

numerical

Command or Query.
Sets or queries the bridged/backup state for Demods:
x = 0/1 indicating bridged/backup of Demodulator
y = 1-8, the number of Demod that the Redundant
Demod is tracking.

Note: requires TMIs to be present, & demods to be
active (see ACD).
Use BBM if in Dependent mode.

BBD=
BBD?
BBD*
BBD#

BBD? BBD=xy

(see description of arguments)

Active Mod
Query

n.a. 8

bytes,

numerical

Query only.
Returns the state of all 8 Traffic Mods, which is usually
as set by ACM, but possibly overruled by Switch
conditions, where x is:
0 = TMI not present (cannot be activated)
1 = TMI present but Mod/Modem not activated
2 = TMI present, Mod activated and responding
3 = TMI present, Mod activated but NOT responding

n.a. AMQ?

AMQ=xxxxxxxxy
(see description of arguments)

y indicates the Redundant unit/RMI state, similarly, but activation is
assumed.

Active Demod
Query

n.a. 8

bytes,

numerical

Query only.
Returns the state of all 8 Traffic Demods, which is
usually as set by ACD, but possibly overruled by Switch
conditions, where x is:
0 = TMI not present (cannot be activated)
1 = TMI present but Demod not activated
2 = TMI present, Demod activated and responding
3 = TMI present, Demod activated but NOT responding

Use AMQ if in Dependent mode.

n.a.. ADQ?

ADQ=xxxxxxxxy
(see description of arguments)

y indicates the Redundant unit/RMI state, similarly, but activation is
assumed.