Comtech EF Data DMD2401/DMD2401L User Manual
Page 125
User Interfaces
DMD2401/DMD2401L/DMD2401 IBS/IDR Satellite Modem
4-86
TM065 – Rev. 3.3
<1>
<1>
<30>
<1>
<1>
<1>
<30>
Alarm 5 Mask
Insert Mode
Insert Map
Insert Alarm
Mask
Insert Back Alarm
Mask
Force Terrestrial
Back Alarm
Insert Edit Map
Bit 0 = IBS Satellite Multiframe Fault
Bit 1 = IBS Satellite Frame Fault
Bit 2 = Spare
Bit 3 = IBS Alarm if BER < 10
-03
Bit 4 = IBS Prompt Alarm
Bit 5 = IBS Service Alarm
Bits 6 - 7 = Spares
(0 = Mask, 1 = Allow)
Bit 0 = Disable
Bit 1 = T1-D4
Bit 2 = T1-ESF
Bit 3 = PCM-30
Bit 4 = PCM-30C
Bit 5 = PCM-31
Bit 6 = PCM-31C
Bit 7 = T1-SLC96
Mapping of Satellite Channels to Insert Terrestrial Timeslots
0 = Frame Lock Fault
1 = MultiFrame Lock Fault
2 = CRC Lock Fault. Valid only in T1-ESF and E1 – CRC
enabled
3 = T1 Yellow Alarm Received
4 = E1 FAS Alarm Received
5 = E1 MFAS Alarm Received
6 = E1 CRC Alarm Received
7 = CRC Calculation Fault
Bit 0 = Backward Alarm Received from Satellite
Bits 2 – 7 = Spares
Force D&I Terrestrial Backward Alarm to be Trans
Opcode: <2A01h>
Command a Demodulator’s Frequency
<4>
Frequency
Unsigned Binary Value in Hz
Opcode: <2A02h>
Command a Demodulator’s Data Rate
<4>
Data Rate
Unsigned Binary Value in BPS
Opcode: <2A04h>
Command a Demodulator’s Sweep Boundary
<1>
Sweep Boundary Set in 1 kHz Steps (Max of 255 kHz)
Opcode: <2A07h>
Command a Demodulator’s Demodulation Type
<1>
Demodulation
Type
0 = QPSK, 1 = BPSK, 2 = 8PSK, 4 = OQPSK