Comtech EF Data CDM-570AL - Page 280

CDM-570A/570AL Satellite Modem with Optional Packet Processor
Revision 5
Serial-based Remote Product Management 8–14 MN-CDM570A
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 Data Rate
TDR=
CDM-570A
Compatible
Mode: 9 bytes
CDM-570
Compatible
Mode: 8 bytes
Command or Query. (Query only in ACM)
Sets or returns Tx Data rate in the form xxxxx.xxx, where:
xxxxx.xxx = value from 2.4 kbps to 10240 kbps
Resolution = 1 bps.
Examples:
1) <0/TDR=02047.999 (2047.999 kbps in CDM-570A Compatible Mode)
2) <0/TDR=2047.999 (2047.999 kbps in CDM-570 Compatible Mode)
TDR=
TDR?
TDR*
TDR#
TDR?
TDR=xxxxx.xxx
(see Description
of Arguments)
Tx Symbol Rate
TSR=
8 bytes
Query only. (Command or Query in VersaFEC ACM (IP-ACM) or VersaFEC-2 ACM)
Sets or returns Tx Symbol rate in the form xxxx.xxx, where:
xxxx.xxx = ksymbols/sec, from 4.8 ksps to 3.00 Msps
Resolution = 1 sps.
Note: Symbol Rate ranges in IP-ACM from 37ksps to 3000ksps
Example: <0/TSR=2047.999 (2047.999 ksymbols/sec)
TSR=
TSR?
TSR*
TSR#
TSR?
TSR=xxxx.xxx
(see Description
of Arguments)
Tx Frequency
TFQ=
9 bytes
Command or Query.
Sets or returns Tx Frequency in the form xxxx.xxxx, where:
For CDM/R-570AL – 950 to 2250 MHz in CDM-570A Compatible Mode (CMO=1) and
950 to 2000 MHz in CDM-570 Compatible Mode (CMO=0)
For CDM-570A – 50 to 90 and 100 - 180 MHz
Resolution=100 Hz
Examples:
1) <0/TFQ=0950.9872
2) <0/TFQ=0073.4528
TFQ=
TFQ?
TFQ*
TFQ#
TFQ?
TFQ=xxxx.xxxx
(see Description of
Arguments)
Tx Data Invert
TDI=
1 byte,
value 0 or 1
Command or Query.
Sets or returns Invert Transmit Data in the form x, where:
0=Normal
1=Inverted
Example: <0/TDI=1 (selects Inverted TX Data)
TDI=
TDI?
TDI*
TDI#
TDI?
TDI=x
(see Description of
Arguments)
Tx Spectrum
Invert
TSI=
1 byte,
value of 0 or 1
Command or Query.
Sets or returns Tx Spectrum Invert selection in the form x, where:
0=Normal,
1=Tx Spectrum Inverted
Example: <0/TSI=0 (normal)
TSI=
TSI?
TSI*
TSI#
TSI?
TSI=x
(see Description of
Arguments)