Comtech EF Data DD2401 VME - Manual (Page 39)

DD2401 VME L-Band Demodulator Card Installation & Operational Manual User Interfaces
MN-VME2401 – Rev. B 4-15
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Freq. Reference
Source
Input Level Limit
Demodulation
Type
Convolutional
Decoder
Reed-Solomon
Reed-Solomon N
Reed-Solomon K
Reed-Solomon T
RS Interleaver
Depth
Differential
Decoder
Descrambler
Control
Descrambler Type
Spectrum
Buffer Size
Buffer Clock
Buffer Clock
Polarity
Operating Mode
Alarm 1 Mask
Alarm 2 Mask 0 = Internal, 1 = External
Lower Level Limit, Binary Value, 1 dB Steps, Negative Sign Implied
0 = QPSK, 1 = BPSK, 2 = 8PSK, 4 = OQPSK
0 = None, 1 = Viterbi 1/2 Rate, 3 = Viterbi 3/4 Rate, 5 = Viterbi 7/8
Rate, 7 = Sequential 1/2 Rate, 9 = Sequential 3/4 Rate, 11 =
Sequential 7/8 Rate, 14 = Trellis 2/3, 20 = TPC 0.793 2D, 21 = TPC
0.495 3D, 23 = TPC ½, 24 = TPC ¾, 25 = TPC 7/8, 26 = TPC 21/44
0 = Disable, 1 = Enable
Unsigned Binary
Unsigned Binary
Unsigned Binary
Unsigned Binary, 4 or 8
0 = Off, 1 = On
0 = Disable, 1 = Enable
0 = None, 1 = IBS Scrambler, 2 = V35_IESS, 3 = V35_CCITT, 4 =
V35_EFDATA, 6 = OM73, 7 = Reed-Solomon Scrambler, 8 =
V35_EFRS, 9 = TPC Scrambler
0 = Normal, 1 = Inverted
Byte 1 - 2 = Buffer Size in ms
Byte 3 - 4 = Buffer Size in Bytes
0 = External, 1 = Internal, 2 = EXC, 3 = RX SAT
0 = Normal, 1 = Inverted
0 = Normal, 1 = 2047 Test
Bit 0 = Receive Processor Fault
Bit 1 = Signal Lock Fault
Bit 2 = Receive Satellite AIS Fault
Bit 3 = Rx AGC/Input Level Fault
Bit 4 = Reed-Solomon Sync Fault
Bit 5 = Reed-Solomon Excessive Errors Fault
Bit 6 = Reed-Solomon Uncorrectable Word Fault)
Bit 7 = Receive Forced Alarm
(0 = Mask, 1 = Allow)
Bit 0 = Buffer Underflow