CDM-600 Satellite Modem

 

 

 

Revision 7

Remote Control

 

 

 

 

MN/CDM600.IOM

 

 

 

 

 

 

 

Parameter

Command

Arguments

 

Response

Query

 

(Instruction

for Command

 

(Instruction

 

Description of Arguments

to

Response to Query

Type

Code and

or Response

Code and

 

Command

 

 

Qualifier)

to Query

 

Qualifier)

 

 

 

 

 

Remote

N/A

4 bytes

Query only.

N/A

REB?

REB=xx.x

Eb/No

 

 

Returns the value of Eb/No of the remote demod.

 

 

(see description of

 

 

 

Responds 99.9 = remote demod unlocked.

 

 

arguments)

 

 

 

Responds xx.x if EDMAC is disabled.

 

 

 

 

 

 

xx.x=02.0 to 16.0

 

 

 

 

 

 

Example: REB=12.4

 

 

 

 

 

 

Note: For values > 16.0 dB, the reply will be 16.0

 

 

 

Tx Power

N/A

3 bytes

Query only.

N/A

PLI?

PLI=x.x

Level

 

 

Returns the increase in Tx power level, in dB (from the

 

 

(see description of

Increase

 

 

nominal setting) due to the action of AUPC.

 

 

arguments)

 

 

 

Responds x.x if AUPC is disabled.

 

 

 

 

 

 

Example: PLI=2.3

 

 

 

Tx Clock

TCK=

1 byte, value

Command or Query.

TCK=

TCK?

TCK=x

Source

 

of 0 thru 3

Tx Clock Source, where:

TCK?

 

(see description of

 

 

 

0=Internal

TCK*

 

arguments)

 

 

 

1=Tx Terrestrial

TCK#

 

 

 

 

 

2=Rx Loop-Timed

 

 

 

 

 

 

3=External Clock

 

 

 

 

 

 

Example: TCK=0 (selects Internal)

 

 

 

Invert Tx Data

ITD=

1 byte, 0 or 1

Command or Query.

ITD=

ITD?

ITD=x

 

 

 

Invert Transmit Data

ITD?

 

(see description of

 

 

 

0=Normal

ITD*

 

arguments)

 

 

 

1=Inverted

ITD#

 

 

 

 

 

Example: ITD = 1 (selects Inverted TX Data)

 

 

 

Tx Audio

TVL=

4 bytes

Command or Query. (Audio/IDR Parameter)

TVL=

TVL?

TVL=aabb

Volume

 

 

Tx Audio Volume control, in the form aabb, where:

TVL?

 

(see description of

Control

 

 

aa=Tx 1 volume control in dB, values defined below.

TVL*

 

arguments)

 

 

 

bb=Tx 2 volume control in dB, values defined below.

TVL#

 

 

 

 

 

Valid values: -6, -4, -2, +0, +2, +4, +6, +8

 

 

 

 

 

 

Example: TVL= -2+4 (sets Tx 1 to 2 dB and Tx 2 to +4 dB)

 

 

 

16–12

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Premier Mounts CDM-600 specifications Reb?, Pli?, Tck= Tck?, Tck#, Itd= Itd?, Itd#, Tvl= Tvl?, Tvl#