Comtech EF Data CDM-570AL - Page 283

CDM-570A/570AL Satellite Modem with Optional Packet Processor
Revision 5
Serial-based Remote Product Management 8–17 MN-CDM570A
Parameter
Type
Command
(Instruction
Code and
Qualifier)
Arguments for
Command or
Response to
Query
Description of Arguments
Response to
Command
Query
(Instruction Code
and Qualifier)
Response to
Query
Remote Eb/No
N/A
4 bytes
Query only.
Returns the value of Eb/No of the remote demod in the form xx.x, where:
xx.x = 02.0 to 16.0
Response is 99.9 if remote demod unlocked.
Response is xx.x if EDMAC is disabled.
Example: <0/REB?
>0/REB=12.4
Note: For values >16.0 dB, the response = 16.0
N/A
REB?
REB=xx.x
(see Description of
Arguments)
Tx Power Level
Increase
N/A
3 bytes
Query only.
Returns the increase in Tx power level, in dB (from the nominal setting) due to the action
of AUPC.
Range is 0.0 to 9.9 dB
Example: <0/PLI?
>0/PLI=2.3
Note: Response is ds x.x if AUPC is disabled.
N/A
PLI?
PLI=x.x
(see Description of
Arguments)
Tx Clock Source
TCK=
1 byte,
value of 0, 1, or 2
Command or Query.
Sets or returns Tx Clock Source in the form x, where:
0 = Internal
1 = Tx Terrestrial
2 = Loop-Timed
Note: When TCK is changed from Internal to Non-Internal, Clock Extension Mode
automatically changes to 0=None if it was 1=TxLock. Reply: TCK+
Example: <0/TCK=0 (selects Internal)
TCK=
TCK?
TCK*
TCK#
TCK?
TCK=x
(see Description of
Arguments)
Tx Clock Invert
TCI=
1 byte,
value 0 or 1
Command or Query.
Sets or returns Invert Transmit Data Clock in the form x, where:
0 = Normal
1 = Invert
TCI=
TCI?
TCI*
TCI#
TCI?
TCI=x
(see Description of
Arguments)
Terminal Tx
Frequency
N/A
10 bytes
Query only – CDM/R-570AL only.
Returns Terminal Tx Frequency in the form xxxxx.xxxx , where:
xxxxx.xxxx = frequency (BUC LO ± TFQ)
Resolution = 100 Hz
Returns 00000.0000 if LNB LO is zero
Example: <0/TTF?
>0/TTF=14250.9872
N/A
TTF?
TTF=xxxxx.xxxx
(see Description of
Arguments)