CDM-625 Advanced Satellite Modem Revision 13
Appendix D MN-CDM625
D–17
Parameter
Type
(Instruction
& Qualifier)
Number of
Arguments
Description of Arguments
Response to
Command
(Instruction &
Qualifier)
Response to
Query
Invert Transmit Data Clock in the form x, where:
0=Normal
Command or Query. (Audio/IDR parameter)
Tx Audio Volume control in the form aabb, where:
aa=Tx 1 volume control in dB, valid values are -6, -4, -2, +0, +2, +4, +6, +8;
bb=Tx 2 volume control in dB, valid values are -6, -4, -2, +0, +2, +4, +6, +8;
Example: TVL= -2+4 (sets Tx 1 to 2 dB and Tx 2 to +4 dB)
(see Description of
Arguments)
Command or Query. (DROP parameter)
Transmit terrestrial Alarm Mask conditions in the form x, where:
0=Alarm is active (unmasked).
1=Alarm is masked.
Example: TTA=1 (masks an alarm).
(see Description of
Arguments)
Command or Query. (DROP/D&I++/QDI parameter)
Drop Type in the form x, where:
0=T1–D4
1=T1–ESF
2=E1–CCS
(see Description of
Arguments)
Command or Query. (Drop parameter)
(Note different format between command and query.)
Command format: DTS=xxy, where:
xx = Channel 01 through 24
y = timeslot: 0-9, A=10, B=11, C=12, D=13,…V=31
yyyyyyyyyyy
indicating all 24 Drop
timeslots values
associated with the
24 Tx Satellite
Command or Query. (G.703 parameter)
Tx Ternary Code in the form x, where:
0=AMI
1=B8ZS
2=B6ZS
3=HDB3
Example: TTC=1 (selects B8ZS)
(see Description of
Arguments)
Command or Query. (IDR parameter)
Transmit Backward Alarm enable in the form xxxx, where:
0=Disable
1=Enable Internal (S/W)
2=Enable External (H/W)
Example: TBA=0120
Position indicates
backward alarm
numbers: 1234
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