Odu Parameters - Comtech EF Data CDM-760 Installation And Operation Manual

Serial Interface Operation
CDM-760 Advanced High-Speed Trunking Modem
8.5.10

ODU Parameters

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