Product specifications

CDM-710 Broadcast Satellite Modem Revision 11
Appendix A MN/CDM710.IOM
A–38
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
Rx Symbol
Rate
RSR= 9 bytes Command or Query.
Rx Symbol Rate in the form x, where:
s=Symbol Rate in Msps
Example: RSR=20.000000 (20 Msps.)
Note: Refer to Sect. 1.5 Summary of Specifications for available symbol
rates for each mode.
RSR=
RSR?
RSR*
RSR#
RSR? RSR=ss.ssssss
Enable/
Disable
Adaptive
Equalizer
AEQ= 1 byte Command or Query.
Adaptive Equalizer status in the form x, where:
0=Disable
1=Enable
Example: AEQ=1 (Adaptive Equalizer enabled)
AEQ=
AEQ?
AEQ*
AEQ#
AEQ? AEQ=x
A
SI Rx Frame
Size
ARF= 2 bytes Command or Query.
(CDI-40 ASI module only) Indicates whether the ASI Rx Frame Size is 188 or
204 bytes, in the form sf, where:
s = interface slot ( 1 or 2 )
f = frame size
0 = 188 bytes
1 = 204 bytes
Example: ARF=11 (Interface Slot 1 set to 204 byte frame size)
ARF=
ARF?
ARF*
ARF#
ARF?s ARF=sf
A
uto Switch
Mode
ASW= 1 byte Command or Query.
Unit returns the redundancy auto/manual mode of the unit in the form x, where:
0 = Manual
1 = Automatic
Example: ASW=0 (Manual Mode selected)
ASW=
ASW?
ASW*
ASW#
ASW? ASW=x
(See Description of
Arguments)
A
SI Tx Frame
Size
ATF= 2 bytes Command or Query.
(CDI-40 ASI module only) Indicates whether the ASI Tx Frame Size is 188 or
204 bytes in the form sf, where:
s = interface slot ( 1 or 2 )
f = frame size
0 = 188 bytes
1 = 204 bytes
Example: ATF=11 (Interface Slot 1 set to 204 byte frame size)
ATF=
ATF?
ATF*
ATF#
ATF?s ATF=sf
Rx BER
N/A 7 bytes Query only.
Units returns the value of the estimated BER in the form ab x 10
-c
. First three bytes
are the value. Last two bytes are the exponent. Returns 0.0E+00 if the demodulator
is unlocked.
Example: BER=4.8E-03 (BER = 4.8 x 10
-3
is specified)
BER?
BER*
BER#
BER? BER=a.bEscc
Clear All Stored
Events
CAE= None Command only.
Forces the software to clear the software events log.
Example: CAE=
Note: This command takes no arguments
CAE=
CAE?
CAE*
CAE#
N/A N/A