Comtech EF Data CDM-625A User Manual
Page 329

CDM-625A Advanced Satellite Modem
MN-CDM625A
Serial-based Remote Product Management
Revision 3
8–17
Parameter
Type
Command
(Instruction
& Qualifier)
Number of
Arguments
Description of Arguments
Response to
Command
Query
(Instruction &
Qualifier)
Response to Query
Drop Type
DTY=
1 byte, 0 thru 3
Command or Query. (DROP/D&I++/QDI parameter)
Sets or returns Drop Type in the form x, where:
0=T1-D4
1=T1-ESF
2=E1-CCS
3=E1-CAS
DTY=
DTY?
DTY*
DTY#
DTY?
DTY=x
(see Description of
Arguments)
Tx Drop
Timeslot
DTS=
3 bytes
Command or Query. (DROP parameter)
(Note different format between command and query.)
Sets or returns Tx Drop timeslot – Command format is in the form xxy, where:
xx=Channel 01 through 24
y=timeslot: 0-9, A=10, B=11, C=12, D=13,…V=31
DTS=
DTS?
DTS*
DTS#
DTS?
DTS=yyyyyyyyyyyyyyyy
yyyyyyyy
indicating all 24 Drop
timeslots values
associated with the 24
Tx Satellite channels.
Tx Ternary
Code
TTC=
1 byte, 0 thru 3
Command or Query. (G.703 parameter)
Sets or returns Tx Ternary Code in the form x, where:
0=AMI
1=B8ZS
2=B6ZS
3=HDB3
Example: <0/ TTC=1 (selects B8ZS)
TTC=
TTC?
TTC*
TTC#
TTC?
TTC=x
(see Description of
Arguments)
Transmit
Backward
Alarms Enable
TBA=
4 bytes, each 0
thru 2
Command or Query. (IDR parameter)
Sets or returns Tx Backward Alarm Enable in the form xxxx, where:
0=Disable
1=Enable Internal (S/W)
2=Enable External (H/W)
Example: <0/TBA=0120
TBA=
TBA?
TBA*
TBA#
TBA?
TBA=xxxx
Position indicates
backward alarm
numbers: 1234
Transmit ESC
Type
TET=
1 byte, 0 or 1
Command or Query. (IDR parameter)
Sets or returns IDR ESC Type in the form x, where:
0=64k data channel
1=2 Audio channels
TET=
TET?
TET*
TET#
TET?
TET=x
(see Description of
Arguments)
TX LO
Frequency
TLO=
6 bytes
Command or Query.
Sets or returns Tx LO frequency information in the form xxxxxs, where:
xxxxx=LO frequency, in MHz, from 3000 thru 65000, or 00000 (OFF)
s=sign for the MIX (+ or –)
Note: Terminal Frequency=LO ± TFQ
Example: <0/TLO=12000+ (BUC LO is 12GHz, low-side mix)
TLO=
TLO?
TLO*
TLO#
TLO?
TLO=xxxxxs
(see Description of
Arguments)
Tx Satellite
(Terminal)
Frequency
N/A
10 bytes
Query only.
Returns terminal (aka satellite) Tx Frequency, which is the frequency transmitted to the satellite, the form xxxxx.xxxx.
Resolution=100 Hz
Note: Returns 00000.0000 if LO is zero
Example: <0/TTF? >0/TTF=11650.2249
N/A
TTF?
TTF=xxxxx.xxxx
(see Description of
Arguments)
Tx Information
Rate
N/A
9 bytes, numeric Query only.
Allows remote access to the Aggregate Tx Information Rate in the form ddddd.ddd
TIR?
TIR=
TIR*
TIR#
TIR?
TIR=ddddd.ddd
(see Description of
Arguments)