Comtech EF Data CDM-600/600L - Manual (Page 205)

CDM-600/600L Open Network Satellite Modem Revision 3
Appendix D MN/CDM600L.IOM
D–13
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
Tx Scrambler TSC= 1 byte, value of
0 or 1 Command or Query.
Tx Scrambler state, where:
0=Off
1=On
2=IESS-315 when in Turbo mode
2=Special when uncoded or Viterbi
(needs FAST Special Option 1 installed)
Example: TSC=1 (Scrambler On)
TSC=
TSC?
TSC*
TSC# TSC? TSC=x
(see Description of
Arguments)
Tx Spectrum
Invert TSI= 1 byte, value of
0 or 1 Command or Query.
Tx Spectrum Invert selection, where:
0=Normal,
1=Tx Spectrum Inverted
Example: TSI=0 (normal)
TSI=
TSI?
TSI*
TSI# TSI? TSI=x
(see Description of
Arguments)
Tx Symbol
Rate
N/A 9 bytes,
numeric
Query only.
Returns the Tx symbol rate (shown on front panel), where in the form
ddddd.ddd TSR?
TSR= TSR? TSR=ddddd.ddd
(see Description of
Arguments)
Transmit
Terrestrial
Alarm Mask TTA= 1 byte, value of
0 or 1 Command or Query.
(Drop mode parameter)
Transmit Terrestrial Alarm mask conditions, where:
0=Alarm Active (unmasked)
1=Alarm Masked
Example: TTA=0 (Alarm Active/unmasked)
TTA=
TTA?
TTA*
TTA# TTA? TTA=x
(see Description of
Arguments)
Tx Ternary
Code TTC=
1 byte, value of
0 thru 3 Command or Query.
(G.703 Parameter)
Tx Ternary Code, where:
0=AMI
1=B8ZS
2=B6ZS
3=HDB3
Example: TTC=1 (selects B8ZS)
TTC=
TTC?
TTC*
TTC# TTC?
TTC=x
(see Description of
Arguments)
Tx Audio
Volume
Control TVL= 4 bytes Command or Query.
(Audio/IDR Parameter)
Tx Audio Volume control, in the form aabb, where:
aa=Tx 1 volume control in dB, values defined below.
bb=Tx 2 volume control in dB, values defined below.
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)
TVL=
TVL?
TVL*
TVL# TVL?
TVL=aabb
(see Description of
Arguments)