Comtech EF Data CDM-710 Installation And Operation Manual page 220

CDM-710/L Broadcast Satellite Modem
Serial Interface Operation
Controller-to-Target
Instruction Code & Qualifier
Parameter
Type
Command Query
Tx FEC Code TCR= TCR?
Rate
Tx Symbol TSR= TSR?
Rate
Auto Switch ASW= ASW?
Mode
ASI Tx Frame ATF= ATF?
Clear All CAE= N/A
Stored Events
Number of
Arguments for
Command or
(Note that all arguments are ASCII numeric codes from 48 and 57)
Response to
Query
1 byte Command or Query.
Sets or returns Tx Code Rate* in the form x where:
0=Rate 3/4
1=Rate 7/8
2=Rate 3/5
3=Rate 4/5
4=Rate 5/6
5=Rate 8/9
6=Rate 9/10
7=Rate 2/3
8=Rate 1/2
COMMAND EXAMPLE: <0001/TCR=0{CR} (sets as Rate 3/4)
*NOTE: See Chapter 2. SPECIFICATIONS for a list of available code rates for
each modulation type.
9 bytes Command or Query.
Sets or returns Tx Symbol Rate in the form ss. ssssss where:
ss. ssssss=Symbol Rate in Msps
COMMAND EXAMPLE: <0001/TSR=20. 000000{CR} (sets as 20 Msps)
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: <0001/ASW=0{CR} (sets Manual switching mode)
2 bytes Command or Query.
Sets or returns the ASI Tx Frame Size (CDI-40 ASI Interface Module only) in
the form sf, where:
s=1 (Interface Slot 1 only)
f=frame size, where 0=188 bytes, 1=204 bytes
COMMAND EXAMPLE: <0001/ATF=11{CR} (sets Slot 1 to 204 byte frame
size)
None Command only.
THIS COMMAND TAKES NO ARGUMENTS.
Forces the unit to clear the stored events log.
EXAMPLE: <0001/CAE={CR}
9–12
Description of Arguments
MN/CDM710.IOM
Revision 12
Target-to-Controller
(See Description of Arguments)
Response to Response to
Command Query
TCR= TCR=x
TCR?
TCR*
TCR#
TSR= TSR=ss.ssssss
TSR?
TSR*
TSR#
ASW= ASW=x
ASW?
ASW*
ASW#
ATF= ATF=sf
ATF?
ATF*
ATF#
CAE= N/A
CAE?
CAE*
CAE#