Comtech EF Data SLM-5650A Installation And Operation Manual page 206

10.3.3 Modulator (Tx) Commands and Queries
Tx Priority System = (Highest priority) MOM, RFB, ITF (See Section Error! Reference source not found.), TFM, TFT, TMD, TCR, and
TDR (Lowest Priority). Priority commands are indicated by shading . Any change to a higher priority parameter can override any of the
lower priority parameters.
Controller-to-Target
Instruction Code and
Qualifier
Parameter
Type
Command Query
Tx Overhead TFM= TFM?
Type
Tx FEC Type TFT= TFT?
Serial Remote Control
Arguments
for Command
(Note that all arguments are ASCII numeric codes from 48 to 57)
or Query
1 byte Command or Query.
Sets or returns the Tx Overhead Type in the form x, where:
0 = None (Unframed)
1 = IBS
2 = IDR
4 = AUPC
Note: Depending on the active modem mode, not all selections will be
valid.
Example: <0001/TFM=0{CR} (selects Unframed mode)
1 byte Command or Query.
Set or returns the Tx FEC Coding type in the form x, where:
0 = None (Uncoded)
1 = Viterbi
2 = Turbo
3 = Sequential
4 = LDPC ULL (Ultra Low Latency)
5 = LDPC LL (Low Latency)
6 = LDPC HP (High Performance)
Example: <0001/TFT=2{CR} (selects Turbo coding)
Description of Arguments
10–12
SLM-5650A Satellite Modem
Revision 10
Target-to-Controller
Response to Query
Response to
(see Description of
Command
Arguments)
TFM= TFM=x
TFM?
TFM*
TFM#
TFT= TFT=x
TFT?
TFT*
TFT#
MN-SLM-5650A