Mocomtech CDM-QX User Manual

Page 246

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CDM-Qx/QxL Multi-Channel Satellite Modem with DoubleTalk™ Carrier-in-Carrier® Revision

7

Appendix C

MN/CDMQX.IOM

C–28

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

Number of
Unread stored
Statistics
(Modem Only)

N/A

3 bytes

Query only.

Unit returns the number of stored Statistics, which remain Unread,
in the form xxx.

N/A NUS?

NUS=xxx
(see Description of
Arguments)

TX Power
Level
Increase
(Modem only)

N/A

3 bytes

Query only.

Returns the increase in TX power level, in dB (from the nominal
setting) due to the action of AUPC, in the form x.x:

Range is 0.0 to 9.9 dB.

Responds x.x if AUPC is disabled.

Example: PLI=2.3

N/A PLI?

PLI=x.x
(see Description of
Arguments)

Remote
Eb/No
(Modem only)

N/A

4 bytes

Query only.

Returns the value of Eb/No of the remote demod in the form xx.x,
where:

xx.x=02.0 to 16.0

Responds 99.9=remote demod unlock

Responds xx.x if EDMAC is disabled.

Example: REB=12.4

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

N/A REB?

REB=xx.x
(see Description of
Arguments)

RX
Frequency
Offset

N/A

6 bytes

Query only.

Unit returns the value of the measured frequency offset of the
carrier being demodulated, in the form sxxx.x, where:

s=sign (+ or – character)
xxx.x=value (range from 0 to 200 kHz, 100 Hz resolution)

Returns +999.9 if the demodulator is unlocked

Example: RFO=+002.3 (2.3 kHz)

N/A RFO?

RFO=sxxx.x
(see Description of
Arguments)

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