Comtech EF Data CDM-625A, Installation And Operation Manual

Page: 350 / 756

CDM-625A Advanced Satellite Modem MN-CDM625A
Serial-based Remote Product Management Revision 4
8–36
Parameter
Command
(Instruction
& Qualifier)
Length of
Arguments
Description of Arguments
Response to
Command
Query
(Instruction &
Qualifier)
Response to Query
G.703 Clock
Extension
CEX= 2 bytes Command or Query. (FAST option)
Sets or returns G.703 Clock Extension in the form ab, where:
a=G.703 Clock Extension Mode
0=None
1=TxLock
2=RxEnable
b=G.703 Clock Extension Interface
0=T1
1=E1Bal
2=E1Unbal
EXAMPLE: <0/CEX=12 (Sets Tx Lock to E1 Unbalanced)
NOTES:
1) Not all CEX modes are valid all the time.
2) For argument a:
If Data Interface (ITF) is G.703, only 0=None is allowed.
If Tx clock (TCK) is not Internal, 1=TxLock is not allowed.
CEX=
CEX?
CEX*
CEX#
CEX? CEX=ab
(see Description of
Arguments)
Tx BERT State BTX= 1 byte, 0 or 1 Command or Query.
Sets or returns Tx BERT State in the form x, where:
0=Off
1=On
EXAMPLE: <0/BTX=1 (Tx BERT On)
BTX=
BTX?
BTX#
BTX? BTX=x
(see Description of
Arguments)
Rx BERT State BRX= 1 byte, 0 or 1 Command or Query.
Sets or returns Rx BERT State in the form x, where:
0=Off
1=On
EXAMPLE: <0/BRX=1 (Rx BERT On)
BRX=
BRX?
BRX#
BRX? BRX=x
(see Description of
Arguments)
Tx BERT
Pattern
TBP= 1 byte Command or Query.
Sets or returns Tx BERT Pattern, in the form x, where:
0=space
1=mark
2=1:1
3=1:2
4=63
5=511
6=2047 (DEFAULT)
7=2047R (or 2047 Alternate)
8=Mil-188
9=2^15-1
A=2^20-1
B=2^23-1
EXAMPLE: <0/TBP=6 (Tx BERT Pattern is 2047)
TBP=
TBP?
TBP#
TBP? TBP=x
(see Description of
Arguments)