Comtech EF Data CDM-625A User Manual

Page 336

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CDM-625A Advanced Satellite Modem

MN-CDM625A

Serial-based Remote Product Management

Revision 3

8–24

Parameter

Command

(Instruction

& Qualifier)

Length of

Argument

Description of Arguments

Response to

Command

Query

(Instruction &

Qualifier)

Response to Query

Rx Clock

Source

RCK=

1 byte, 0 thru 3

Command or Query.

Sets or returns Rx Clock Source in the form x, where:

0=Rx Satellite

1=Tx-Terrestrial

2=Internal(SCT)

3=INSERT (command valid only when Rx framing is Insert or D&I++ and interface is G.703 or set for D&I loop)

Example: <0/RCK=1 (selects Tx-Terrestrial)

RCK=

RCK?

RCK*

RCK#

RCK?

RCK=x

(see Description of

Arguments)

Rx Clock Invert RCI=

1 byte, 0 or 1

Command or Query.

Sets or returns Invert Receive Clock, in the form x, where:

0=Normal

1=Inverted

RCI=

RCI?

RCI*

RCI#

RCI?

RCI=x

(see Description of

Arguments)

Eb/No Alarm

Point

EBA=

4 bytes

Command or Query.

Sets or returns Eb/No alarm point in the form xx.x, where:

xx.x=Value, in dB, from 0.1 to 16

Resolution=0.1 dB

Example: <0/EBA=12.3

EBA=

EBA?

EBA*

EBA#

EBA?

EBA=xx.x

(see Description of

Arguments)

Rx Buffer Size RBS=

5 bytes

Command or Query.

Sets or returns Rx Buffer Size in the form xxxxx, where:

xxxxx=Value, in 2-byte steps (unless other limitations apply), from 00016 to 32768 bytes

(See Chapter 6, Sect. 6.2.1.5.2)

Example: <0/RBS=08192 (selects 8192 bytes)

RBS=

RBS?

RBS*

RBS#

RBS?

RBS=xxxxx

(see Description of

Arguments)

Rx Audio

Volume Control

RVL=

4 bytes

Command or Query. (Audio/IDR parameters)

Sets or returns Rx Audio Volume control in the form aabb, where:

aa=Rx 1 volume control value, in dB: Valid values are -6, -4, -2, +0, +2, +4, +6, +8;

bb=Rx 2 volume control value, in dB: Valid values are -6, -4, -2, +0, +2, +4, +6, +8.

Example: <0/RVL=-2+4 (sets Rx 1 to -2 dB and Rx 2 to +4 dB)

RVL=

RVL?

RVL*

RVL#

RVL?

RVL=aabb

(see Description of

Arguments)

Receive

Terrestrial

Alarm Enable

RTE=

1 byte, 0 or 1

Command or Query. (INSERT mode parameter)

Sets or returns Receive Terrestrial Alarm Enable conditions in the form x, where:

0=Disables the alarm

1=Enables the alarm.

Example: <0/RTE=0 (disables the alarm).

RTE=

RTE?

RTE*

RTE#

RTE?

RTE=x

(see Description of

Arguments)

Insert Type

ITY=

1 byte, 0 thru 3

Command or Query. (INSERT/D&I++/QDI parameter)

Sets or returns Insert Type, in the form x, where:

0=T1-D4

1=T1-ESF

2=E1-CCS

3=E1-CAS

ITY=

ITY?

ITY*

ITY#

ITY?

ITY=x

(see Description of

Arguments)

Rx Ternary

Code

RTC=

1 byte, 0 thru 3

Command or Query. (G.703 parameter)

Sets or returns Rx Ternary Code in the form x, where:

0=AMI

1=B8ZS

2=B6ZS

3=HDB3

Example: <0/ RTC=1 (selects B8ZS)

RTC=

RTC?

RTC*

RTC#

RTC?

RTC=x

(see Description of

Arguments)

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