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User Interfaces
Opcode: <2613h>
<1>
Scrambler
Control
Opcode: <2614h>
<1>
Scrambler Type
Opcode: <2617h>
<1>
Terrestrial
Loopback
Opcode: <2618h>
<1>
Baseband
Loopback
Opcode: <2623h>
<1>
Data Invert
Opcode: <2626h>
Note: Command <2626h> is only valid if an asynchronous interface card is installed. If
not, this command is ignored. Note: The following command will also turn the carrier off
to protect the satellite.
<1>
Async Framing
<1>
Async Baud Rate
<1>
Async Port Type
<1>
Async Terr Intf
Type
4-62
DMD2401 LB/ST L-Band Satellite Modem and ODU Driver
Command a Modulator's Scrambler Control
0 = Off, 1 = On
Command a Modulator's Scrambler Type
0 = None
1 = IBS Scrambler
2 = V.35_IESS
3 = V.35_CCITT
4 = V.35_EFDATA
7 = Reed-Solomon Scrambler
8 = V35_EFRS
Command a Modulator's Terrestrial Loopback
0 = Disable, 1 = Enable
Command a Modulator's Baseband Loopback
0 = Disable, 1 = Enable
Command a Modulator's Data Invert
0 = Normal, 1 = Inverted
Command a Modulator's Async Terrestrial Interface Type
Mod Async Terr Interface Type
0 = No Framing, Async Off
1 = IBS Framing, Async On
2 = IBS Framing, Async Off
0 = 1200
1 = 2400
2 = 4800
3 = 9600
4 = 19200
5 = 50
6 = 110
7 = 300
8 = 600
0 = RS-232, 1 = RS-485
0 = V.35, 1 = RS-422, 2 = RS-232
TM075 – Rev. 1.3
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