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CDM-600L Satellite Modem
Remote Control
Command
Arguments
(Instruction
for Command
Parameter
Type
Code and
or Response
Qualifier)
Rx Clock
RCK=
1 byte, value
Source
of 0 thru 3
External
REF=
10 bytes
Clock
Eb/No Alarm
EBA=
4 bytes
Point
Rx Buffer
RBS=
5 bytes
Size
Rx Audio
RVL=
4 bytes
Volume
Control
Description of Arguments
to Query
Command or Query.
Rx Clock Source (For Data Rate Accuracy), where:
0=Rx Satellite
1=Tx-Terrestrial
2=External Clock
3=INSERT (Valid as a command only when Rx framing is Insert
or D&I++ and the interface is G.703 or set for D&I loop)
Example: RCK=1 (selects Tx-Terrestrial)
Command or Query.
x=External Baseband Clock between 2.4 kHz and 20 MHz.
y=U for Unbalanced, B for Balanced.
Example: REF=10000.000U (Selects 10MHz, Unbalanced)
Command or Query.
Eb/No alarm point in dB, with a range between 0.1 and 16 dB.
Resolution=0.1 dB
Example: EBA=12.3
Command or Query.
Rx Buffer Size, 16 to 32768 bytes, in 2-byte steps, unless other
limitations apply. (See Section 6.3.1.5)
Example: RBS=08192 (selects 8192 bytes)
Command or Query. (Audio/IDR Parameter)
Rx Audio Volume control, in the form aabb, where:
aa=Rx 1 volume control in dB, values defined below.
bb=Rx 2 volume control in dB, values defined below.
Valid values: -6, -4, -2, +0, +2, +4, +6, +8
Example: RVL= -2+4 (sets Rx 1 to –2 dB and Rx 2 to +4 dB)
Response to
Command
RCK=
RCK?
RCK*
RCK#
REF=
REF?
REF*
REF#
EBA=
EBA?
EBA*
EBA#
RBS=
RBS?
RBS*
RBS#
RVL=
RVL?
RVL*
RVL#
16–17
Revision 2
MN/CDM600L.IOM
Query
(Instruction
Response to Query
Code and
Qualifier)
RCK?
RCK=x
(see description of
arguments)
REF?
REF=xxxxx.xxxy
(see description of
arguments)
EBA?
EBA=xx.x
(see description of
arguments)
RBS?
RBS=xxxxx
(see description of
arguments)
RVL?
RVL=aabb
(see description of
arguments)
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