Product specifications

CDM-710 Broadcast Satellite Modem Revision 10
Remote Control MN/CDM710.IOM
A–49
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
Tx Modulation
Type
TMD= 1 byte Command or Query.
Tx Modulation type, where:
0=QPSK
1=8PSK
2=16QAM
3=16APSK
4=32APSK
Example: TMD=1 (which is 8PSK)
*NOTE: Please refer to Chapter 8 for available modulation types
for each mode.
TMD=
TMD?
TMD*
TMD#
TMD? TMD=x
Tx FEC Code
Rate
TCR= 1 byte Command or Query.
Tx Code Rate, where:
0 = Rate 3/4
1 = Rate 7/8
2 = Rate 3/5
3 = Rate 4/5
4 = Rate 5/6
5 = Rate 8/9
6 = Rate 9/10
7 = Rate 2/3
8 = Rate 1/2
Depending on FEC type, not all of these selections will be valid.
Example: TCR=0 (which is Rate 3/4)
*NOTE: Please refer to Chapter 8 for a list of available code
rates for each mode.
TCR=
TCR?
TCR*
TCR#
TCR? TCR=x
Tx Symbol
Rate
TSR= 9 bytes Command or Query.
Tx Symbol Rate, where:
s=Symbol Rate in Msps
Example: TSR=20.000000 (20 Msps.)
TSR=
TSR?
TSR*
TSR#
TSR? TSR=ss.ssssss