Comtech EF Data SLM-5650B, Installation And Operation Manual

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SLM-5650B Satellite Modem
Revision 2
Appendix C C–52 MN-SLM-5650B
C.6.6 Automatic Uplink Power Control (AUPC) Commands / Queries
The instruction codes that follow are valid only when the SLM-5650B Satellite Modem type has been set to AUPC .
Note: Always wait three (3) seconds between consecutive remote modem command/query polls. If Local AUPC is not enabled, queries will return the
last known condition. A request for status from the remote modem will then be transmitted, ensuring that the next query will return current status.
Parameter
Type
Command
(Instruction
Code and
Qualifier)
Arguments for
Command or
Response to
Query
Description of Arguments
Response to
Command
Query
(Instruction
Code and
Qualifier)
Response to
Query
ASYNC ESC
Type
ACT= 1 byte Command or Query.
ASYNC ESC Type, where:
0 = RS-232
1 = RS-485 2-Wire
2 = RS-485 4-Wire
Example: ACT = 0 (sets the ASYNC ESC to RS-232)
ACT=
ACT?
ACT*
ACT#
ACT? ACT=x
(see Description of
Arguments)
AUPC Eb/N0
Target Set Point
AET= 4 bytes Command or Query.
AUPC Eb/N0 Target, where:
xx.x = AUPC Eb/N0 Target, 3.2 to 16.0 dB
Example: AET = 13.4
AET=
AET?
AET*
AET#
AET? AET=xx.x
(see Description of
Arguments)
AUPC Minimum
Power Level
AMN= 5 bytes Command or Query.
Minimum Tx Output power level, where:
s = sign ( + / – )
xx.x = Tx Output power level, +10.0 and –40.0 dBm
Example: AMN = –13.4
AMN=
AMN?
AMN*
AMN#
AMN? AMN=sxx.x
(see Description of
Arguments)
AUPC Maximum
Tracking Rate
AMT= 3 bytes Command or Query.
AUPC Maximum Tracking Rate, where:
x.x = Maximum Tracking Rate, 0.5 to 6.0 dBm/minute in
increments of .5.
Example: AMT = 0.5
AMT=
AMT?
AMT*
AMT#
AMT? AMT=x.x
(see Description of
Arguments)