CDM-600 Satellite Modem

 

 

 

Revision 7

Remote Control

 

 

 

 

MN/CDM600.IOM

 

 

 

 

 

 

 

Parameter

Command

Arguments for

 

Response

Query

 

(Instruction

Command or

 

(Instruction

 

Description of Arguments

to

Response to Query

Type

Code and

Response to

Code and

 

Command

 

 

Qualifier)

Query

 

Qualifier)

 

 

 

 

 

Countdown

CTD=

3 bytes,

Command or query. (Hi-stab Ref parameter)

CTD=

CTD?

CTD=xxx

of Warm-up

 

numeric

Requires High-Stability Frequency Reference module to

CTD?

 

(see description of

Delay

 

 

be installed.

CTD*

 

arguments)

remaining

 

 

xxx = countdown of the number of seconds remaining of

CTD#

 

 

 

 

 

 

 

 

 

 

 

the Warm-up time.

 

 

 

 

 

 

As a command, the only permitted format is CTD=000,

 

 

 

 

 

 

which abandons the delay.

 

 

 

 

 

 

If Hi-Stability module is not installed, response to query

 

 

 

 

 

 

is CTD*.

 

 

 

Unit Test

TST=

1 byte, value

Command or Query.

TST=

TST?

TST=x

Mode

 

of 0 thru 6

CDM-600 Test Mode, where:

TST?

 

(see description of

 

 

 

0=Normal Mode (no test)

TST*

 

arguments)

 

 

 

1=Tx CW

TST#

 

 

 

 

 

2=Tx Alternating 1,0 Pattern

 

 

 

 

 

 

3=IF Loopback

 

 

 

 

 

 

4=RF Loopback

 

 

 

 

 

 

5=Digital Loopback

 

 

 

 

 

 

6=I/O Loopback

 

 

 

 

 

 

Example: TST=3 (IF Loopback)

 

 

 

Unit Alarm

MSK=

6 bytes

Command or Query.

MSK=

MSK?

MSK=abcdef

Mask

 

 

Alarm mask conditions, in form abcdef, where:

MSK?

 

(see description of

 

 

 

a=Tx AIS (0 = unmasked, 1 = masked)

MSK*

 

arguments)

 

 

 

b=Rx AIS (0 = unmasked, 1 = masked)

MSK#

 

 

 

 

 

c=bufferslip Alarm (0 = unmasked, 1 = masked)

 

 

 

 

 

 

d=spare

 

 

 

 

 

 

e=Rx AGC Alarm (0 = unmasked, 1 = masked)

 

 

 

 

 

 

f=Eb/No Alarm (0 = unmasked, 1 = masked)

 

 

 

 

 

 

Example: MSK=010110

 

 

 

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Premier Mounts CDM-600 specifications Ctd= Ctd?, Ctd#, Tst= Tst?, Tst#, Msk= Msk?, Msk#