Comtech EF Data CDM-Qx Installation And Operation Manual page 230

CDM-Qx/QxL Multi-Channel Satellite Modem with DoubleTalk™ Carrier-in-Carrier®
Appendix C
Command Arguments for
Parameter (Instruction Command or
Type Code and Response to
Qualifier)
RX Reed- RRS= 1 byte, value
Solomon (n, of 0 through 3
k) values
RX Data Rate RDR= 9 bytes
RX Buffer BCS 1 byte, value of
Clock Source 0 through 4
Eb/No Alarm EBA= 4 bytes
Point
Description of Arguments
Query
Command or Query.
RX Reed-Solomon (n, k) values in the form x, where:
0=Unframed closed network (220,200)
1=EFD closed network (225,205)
2=IESS-310 compatible operation (219,201)
3=EDMAC mode, closed (200,180) – EDMAC only
Notes:
1. Selection is valid only when RFT=2 or RFT=5.
2. For D&I++, selection 0,1, and 2 are supported.
Command or Query.
Query ONLY if Interface Type is Quad Drop & Insert (ITF=D).
RX Data Rate in the form xxxxx.xxx where:
In kbps, between 32 kbps and 20 Mbps
Resolution = 1 bps (see Chapter 5. FRONT PANEL OPERATION
for valid rates).
Example: RDR=02047.999
Command or Query.
RX buffer clock source in the form x, where:
0=Internal
1=Rx Satellite
2=Tx Terrestrial (grouped as modem only)
3=Insert (D&I++ mode only)
4=External (QDI Interface only)
Notes:
1. Rx Satellite is also available in D&I++ mode.
2. Rx Satellite and Tx Terrestrial are also available for QDI interface
type.
Command or Query.
Eb/No alarm point in dB in the form xx.x where:
Range is between 0.1 and 16 dB.
Resolution = 0.1 dB
Example: EBA=12.3
Response to
Command
RRS=
RRS?
RRS*
RRS#
RRS$
RRS^
RRS@
RDR=
RDR?
RDR*
RDR#
RDR$
RDR^
RDR@
BCS=
BCS?
BCS*
BCS#
BCS$
BCS^
BCS@
EBA=
EBA?
EBA*
EBA#
EBA$
EBA^
EBA@
C–12
Revision 7
MN/CDMQX.IOM
Query
(Instruction
Response to Query
Code and
Qualifier)
RRS? RRS=x
(see Description of
Arguments)
RDR? RDR=xxxxx.xxxx
(see Description of
Arguments)
BCS? BCS=x
(see Description of
Arguments)
EBA? EBA=xx.x
(see Description of
Arguments)