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CDM-625 Advanced Satellite Modem
Remote Control
Command
Parameter
Number of
(Instruction
Type
Arguments
& Qualifier)
Rx Demod
RMD=
1 byte, value
Type
of 0 to 5
Rx FEC Code
RCR=
1 byte, value
Rate
of 0 to 7
Description of Arguments
Command or Query.
Rx Demodulation, where:
0=BPSK
1=QPSK
2=OQPSK
3=8-PSK (FAST option)
4=16-QAM (Turbo or Viterbi + RS only)(FAST option)
5=8-QAM (TPC/LDPC only) (Needs Codec + FAST option)
6=Reserved
7=Reserved
8=Reserved
Depending on FEC type, not all of these selections will be valid.
All other codes are invalid.
Example: RMD=2 (selects OQPSK)
Command or Query.
Rx FEC Code Rate, where:
0=Rate 1/2
1=Rate 3/4
2=Rate 7/8
3=Rate 2/3 (8-PSK TCM or LDPC only)
4=Rate 1/1 (Uncoded or No FEC)
5=Rate 21/44 (Turbo Only)
6=Rate 5/16
(Turbo Only)
7=Rate 0.95
(Turbo Only) (aka 17/18)
8=Reserved
9=Reserved
A-Z=Reserved
Depending on FEC type, not all of these selections will be valid.
Example: RCR=1 (selects Rate 3/4)
D–18
MN-0000036 (Ref MN/CDM625.IOM)
Query
Response to
(Instruction
Response to Query
Command
& Qualifier)
RMD=
RMD?
RMD=x
RMD?
(see description of
arguments)
RMD*
RMD#
RCR=
RCR?
RCR=x
RCR?
(see description of
arguments)
RCR*
RCR#
Revision 1
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