Comtech EF Data CDM-570 Installation And Operation Manual page 366

CDM-570/570L Satellite Modem with Optional IP Module
Appendix D
Command
Parameter (Instruction
Type Code and
Qualifier)
Rx Buffer Size RBS= 1 byte,
value of 0 thru 9
Rx Descrambler RDS= 1 byte,
value of 0, 1 or 2
Rx Frequency RFQ= 9 bytes
Rx Spectrum Invert RSI= 1 byte,
value of 0 or 1
Arguments for
Command or
Response to
Query
Command or Query.
Rx buffer size, where:
0 = Buffer disabled (Clock mode = Rx satellite)
1 = +/- 1024 bits
2 = +/- 2048 bits
3 = +/- 4096 bits
4 = +/- 8192 bits
5 = +/- 16384 bits
6 = +/- 32768 bits
7 = +/- 128 bits
8 = +/- 256 bits
9 = +/- 512 bits
Example: RBS=0
Command or Query.
Rx Descrambler state, where:
0=Off
1=On (default descrambler type)
2 = On - IESS-315 (Turbo only)
Example: RDS=1 (Scrambler On)
Command or Query.
Rx Frequency, where:
CDM-570L: 950 to 1950 MHz
CDM-570: 50 to 90 and 100 - 180 MHz
Resolution=100 Hz
Example: RFQ=0950.9872
Example: RFQ=0073.4528
Command or Query.
Rx Spectrum Invert, where:
0=Normal
1=Rx Spectrum Invert
Example: RSI=0 (selects Normal)
Description of Arguments
D–16
Revision 12
MN/CDM570L.IOM
Query
Response to
(Instruction Code
Command
and Qualifier)
RBS? RBS=x
RBS=
RBS? (same format as
RBS* command
RBS# argument)
RDS= RDS? RDS=x
RDS? (see Description of
RDS* Arguments)
RDS#
RFQ= RFQ? RFQ=xxxx.xxxx
RFQ? (see Description of
RFQ* Arguments)
RFQ#
RSI= RSI? RSI=x
RSI? (see Description of
RSI* Arguments)
RSI#
Response to
Query