Comtech EF Data CD-MNLBC4000, Installation And Operation Manual

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LBC-4000 L-Band Up/Down Converter System MN/LBC4000.IOM
Serial Interface Operation Revision 5
8–23
8.3.38 SRO (Reference Oscillator Adjustment)
Command or Query. Use “SRO” to set or return the reference oscillator
adjustment level.
Controller-to-Target
Instruction Code and Qualifier
Arguments for
Command or
Response to
Query
Description of Arguments
Target-to-Controller
Response
Command Query Command Query
SRO_ SRO_ 3 bytes,
numeric
Set or return in the form SRO_xxx where:
xxx=value from 000 to 255 (Resolution=001).
SRO_ SRO_xxx
Note: This command is not valid (SRO cannot be adjusted) when the unit is
locked to an external reference source.
8.3.39 SSA (Slope Adjustment Level)
Command or Query. Use “SSA” to set or return the converter slope adjustment
level.
Controller-to-Target
Instruction Code and Qualifier
Arguments for
Command or
Response to
Query
Description of Arguments
Target-to-Controller
Response
Command Query Command Query
SSA_ SSA_ 5 bytes,
alphanumeric
Set or return in the form SSA_y_x.x where:
y=A (Conv A) or B (Conv B)
x.x=slope adjustment value from 0.1 to 1.0 in 0.1
steps
SRO_ SRO_xxx
Command Example:
<0001/SSA_B_0.3{cr}
(Sets Converter B slope adjustment level to 0.3)
8.3.40 SSN (Retrieve Serial Number)
Query only. Use “SSN” to retrieve the unit or converter factory-assigned 9-digit
serial number.
Controller-to-Target
Instruction Code and Qualifier
Arguments for
Command or
Response to
Query
Description of Arguments
Target-to-Controller
Response
Command Query Command Query
N/A SSN_y_ 9 bytes,
numeric
Return in the form SSA_y_xxxxxxxxx where:
y=U (Unit), A (Conv A) or B (Conv B)
xxxxxxxxx=9-digit serial number
N/A SSN_y_xxxxx
xxxx