Comtech EF Data CDM-625 Installation And Operation Manual page 295

CDM-625 Advanced Satellite Modem
Remote Control
Command
Parameter Number of
(Instruction
Type Arguments
& Qualifier)
HSSI HHC= 1 byte, value
Handshake of 0,1
Control
POCO PCO= 1 byte, value
of 0,1
feaure
(Power-On
Carrier-Off)
®
DoubleTalk CNM= 1 byte, value
Carrier-in- of 0,1
®
Carrier
(CnC) Mode
®
DoubleTalk CPM= 1 byte, value
Carrier-in- of 0 to 3
®
Carrier
(CnC) PMSI
Mode
Description of Arguments
Command or Query. (HSSI parameter)
Defines TA/CA control of the HSSI interface.
0 = TA to CA loop (default)
1 = RR control CA, TA control Tx output.
Example: HHC=0 (TA to CA loop)
Command or Query.
If enabled, when a modem is power cycled, it will power up with the
Tx carrier setting OFF. Use with caution.
0=POCO disabled (normal operation)
1=POCO enabled – care!
Example: PCO=0 (disabled – normal operation)
Command or Query.
CnC enable:
0=Off
1=On
CnC may be enabled only if:
the optional plug-in hardware CnC card has been installed
AND a CnC FAST option is unlocked.
The range of permitted datarates is controlled by a FAST feature
code. (Read EID to decode the installed options for the modem)
Command or Query. (CnC parameter)
CnC PMSI (Pre-Mapped-Symbol Interface) mode:
0=Idle
1=Redundancy (1:1 or 1:N)
2=Talk
3=Listen
D–35
MN-0000036 (Ref MN/CDM625.IOM)
Query
Response to
(Instruction Response to Query
Command
& Qualifier)
HHC= HHC? HHC=x
HHC? (see description of
arguments)
HHC*
HHC#
PCO= PCO? PCO=x
PCO? (see description of
arguments)
PCO*
PCO#
CNM= CNM? CNM=x
CNM? (see description of
arguments)
CNM*
CNM#
CPM= CPM? CPM=x
CPM? (see description of
arguments)
CPM*
CPM#
Revision 1