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Comtech EF Data MBT-4000B User Manual

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Multi-Band Transceiver System

Revision 0

Remote Command

MN/MBT4000B.IOM

A-28

Parameter

Type

Command

(Instruction

Code and

qualifier)

Valid on

MBT,

BDC, or

BUC

Arguments for

Command or

Response to

Query

Description of arguments

(Note that all arguments are ASCII numeric codes, that

is, ASCII 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

All

2 bytes, numeric

Query only.
Returns the number of Stored Events, which remain
unread, in the form xx.

Example reply: TNA=18

N/A TNA?

TNA=xx

(see
description for
details of
arguments)

Terminal Status

change

N/A

All

1 byte,

value of 0,1

Query only.
Used to Query the status of the Terminal Status.
Where:
0=no change in status
1=change in status

Example: TSC=0

N/A TSC?

TSC=x


(see
description for
details of
arguments)

External

Reference Fault

Logic

XRF=x

MBT

1 byte,

value of 0,1

Command or Query.
XRF controls whether or not the Software monitors the
external reference source. If enabled and no source is
present, a fault will be reported.
0=Ext Reference not monitored
1=Ext Reference is monitored and the lock state reported

Example: XRF=1

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

XRF? XRF=x


(see
description for
details of
arguments)