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C-9
C.5.1 TX Remote Commands
Parameter
Type
Command
(Instruction
Code and
Qualifier)
Arguments for
Command or
Response to
Query
Description of Arguments
Response to
Command
(Target to
Controller)
Query
(Instruction
Code and
Qualifier)
Response to
query
(Target to
Controller)
TX Frequency TFQ= 9 bytes Command or Query
TX Frequency, 950 to 1950 MHz (L-Band units)
50 to 90 and 100 to 180 MHz (70/140 MHz units)
Resolution=100 Hz
Example: TFQ=0950.9872
TFQ=
TFQ?
TFQ*
TFQ#
TFQ$
TFQ^
TFQ@
TFQ? TFQ=xxxx.xxxx
(see description
arguments)
TX FEC Type TFT= 1 byte, value of
0 though 7
Command or Query
TX FEC coding type, where:
0=Reserved
1=Viterbi
2=Viterbi + Reed-Solomon
3=Reserved
4=Reserved
5=TCM+Reed-Solomon (Forces TCR=3 2/3)
6=Turbo
7=Reserved
TFT=
TFT?
TFT*
TFT#
TFT$
TFT^
TFT@
TFT? TFT=x
(see description
arguments)
TX Modulation
Type
TMD= 1 byte, value of
0 though 5
Command or Query
TX Modulation Type, where:
0=BPSK
1=QPSK
2=Reserved
3=8-PSK
4=16-QAM (Turbo or Viterbi + RS only)
5=Reserved
Depending on FEC type, not all of these selections will be
valid.
Example: TMD=1 (QPSK)
TMD=
TMD?
TMD*
TMD#
TMD$
TMD^
TMD@
TMD? TMD=x
(see description of
arguments)