2 tx parameters – Comtech EF Data CDM-625A User Manual
Page 322
CDM-625A Advanced Satellite Modem
MN-CDM625A
Serial-based Remote Product Management
Revision 3
8–10
8.5.2
Tx Parameters
Priority System: TIT (Highest priority) , TFM, TFT, TMD, TCR, TDR, and TSR (Lowest Priority), indicated by shading. Any change to a higher
priority parameter can override any of the parameters of lower priority.
Exception – Select DROP, D&I++, QDI or Framed QDI mode using TFM (Transmit Framing type), which is highest priority.
Parameter
Type
Command
(Instruction
& Qualifier)
Number of
Arguments
Description of Arguments
Response to
Command
Query
(Instruction &
Qualifier)
Response to Query
Tx Interface
Type
TIT=
1 byte, 0 thru 9
or A
Command or Query.
Sets or returns Tx Interface Type in the form x, where:
0=RS422
1=V.35
2= reserved – do not use.
3=Balanced G.703
4=Unbalanced G.703
5=Audio (Data rate fixed at 64 kbps) (IBS/EDMAC only)
6=LVDS
7=HSSI
8=IP
9=ASI
A=IP-ACM (Unframed, EDMACs only)
B=VersaFEC-2 ACM (requires VFEC-2 option card and VFEC-2 ACM FAST option)
Example: <0/TIT=1 (selects V.35)
TIT=
TIT?
TIT*
TIT#
TIT?
TIT=x
(see Description of
Arguments)
Tx Framing
Mode
TFM=
1 byte, 0 thru 9
or A
Command or Query.
Sets or returns Tx Framing Mode in the form x, where:
0=Unframed
1=IBS
2=IDR
3=D&I - DROP (requires D&I FAST option)
4=EDMAC
5=D&I++ (requires D&I FAST option)
6=ESC++
7=EDMAC-2
8=Quad Drop & Insert (requires QDI FAST option) (G.703 Balanced, E1-CCS only)
9=Framed QDI (requires QDI FAST option)(G.703 Balanced, E1-CCS only)
A=EDMAC-3
Example: <0/TFM=0 (selects Unframed mode)
TFM=
TFM?
TFM*
TFM#
TFM?
TFM=x
(see Description of
Arguments)