Comtech EF Data CDM-760 - ODU Parameters

Serial Interface Operation Revision 3
CDM-760 Advanced High-Speed Trunking Modem MN-CDM760
8–36
8.5.10 ODU Parameters
Parameter Type
Controller-to-Target
Instruction Code and
Qualifier
Arguments for
Command or
Query
Description of Arguments
(Note that all arguments are ASCII numeric codes from 48 to 57)
Target-to-Controller
(see Description of Arguments)
Command Query
Response to
Command
Response to
Query
LNB 10MHz
Reference Enable
LNR=
LNR?
1 byte, value of 0
or 1
Command or Query.
Enables or disables LNB 10MHz Reference Enable in the form x, where:
0=Disable LNB Reference
1=Enable LNB Reference
LNR=
LNR?
LNR*
LNR#
LNR=x
LNB DC Power
Control
LPS=
LPS?
1 byte, value of 0
thru 3
Command or Query.
Sets or returns LNB DC Power Supply Control in the form x, where:
0=OFF
1=13V LNB Voltage
2=18V LNB Voltage
3=24V LNB Voltage
LPS=
LPS?
LPS*
LPS#
LPS=x
LNB Low Current
Limit
LNL=
LNL?
3 bytes
Command or Query.
Sets or returns Low Current Limit in the form xxx, where:
xxx=value from 0 to 500 mA.
LNL=
LNL?
LNL*
LNL#
LNL=xxx
LNB High Current
Limit
LNH=
LNH?
3 bytes
Command or Query.
Sets or returns High Current Limit in the form xxx, where:
xxx=value from 0 to 500 mA.
LNH=
LNH?
LNH*
LNH#
LNH=xxx
LNB Current
N/A
LNC?
4 bytes
Query only.
Returns the LNB Current Limit in the form xxxx, where:
xxxx=value in mA.
EXAMPLE: <0/LNC?
>0000/LNC=0500
LNC#
LNC=xxxx
LNB Voltage
N/A
LVO?
4 bytes
Query only.
Returns the LNB Voltage in the form xx.x, where:
xx.x=value in volts.
EXAMPLE: <0/LNC?
>0000/LVO=12.0
LVO#
LVO=xx.x
BUC 10MHz
Reference Enable
BCR=
BCR?
1 byte, value of 0
or 1
Command or Query.
Enables or disables BUC 10MHz Reference Enable in the form x, where:
0=Disable BUC Reference
1=Enable BUC Reference
BCR=
BCR?
BCR*
BCR#
BCR=x