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Remote Operations
<4>
Symbol rate
Opcode: <2244h>
<1>
Modulation
Opcode: <2245h>
<1>
Spectrum
Opcode: <2246h>
<1>
Framing
Opcode: <2247h>
<1>
Interleaver/Encoder
Opcode: <2249h>
<1>
Roll off
Opcode: <224Ah>
<1>
Interface Type
Opcode: <224Bh>
<1>
Data Polarity
Opcode: <224Ch>
<1>
Clock Polarity
Opcode: <224Dh>
<0>
Clear Alarms
Opcode: <224Eh>
<1>
Major Alarm1
<1>
Major Alarm2
C-18
(Binary value, 1sps steps)
(This command will cause the carrier to turn off)
Command a modulator's modulation.
(0=4 QAM, 1=16 QAM, 2=32 QAM, 3=64 QAM, 4=128 QAM,
5=256 QAM)
Command a modulator's spectrum.
(0=Normal, 1=Inverted)
Command a modulator's framing.
(0=MPEG 187, 1=MPEG 188, 2=MPEG 204, 3=Data)
Command a modulator's Interleaver and Encoder.
(For Annex-A)
(0 = 1,204, 1 = 2,102, 2 = 3,68, 3 = 4,51, 4 = 6,34, 5 = 12,17, 6 =
17,12, 7 = 34,6, 8 = 51,4, 9 = 68,3, 10 = 102,2, 11 = 204,1)
(For Annex-B)
(12 = 128,1, 13 = 128,2, 14 = 64,2, 15 = 128,3, 16 = 32,4, 17 =
128,4, 18 = 16,8, 19 = 128,5, 20 = 8,16, 21 = 128,6, 22 = 4,32,
23 = 128,7, 24 = 2,64, 25 = 128,8, 26 = 1,128)
Command a modulator's roll off.
(0=0.12, 1=0.15, 2=0.18)
Command a modulator's interface type
(0 = STS1, 1 = G.703-E3, 2 = G.703-T3, 3 = Normal ASI, 4 =
Advanced ASI, 5 = DVB Parallel, 6 = M2P Parallel, 7 = ECL, 8 =
HSSI)
Command a modulator's data polarity
(0=Normal, 1=Inverted)
Command a modulator's clock polarity
(0=Normal, 1=Inverted)
Clear a modulator's Alarms.
(no parameters
Mask a modulators Alarms.
(Bit 0 = Mod Hardware)
(Bit 1 = Tx Synthesizer lock)
(Bit 2 = Data PLL lock)
(Bit 3 = Frame lock)
(Bit 4 = Mod1 lock)
(Bit 5 = Mod2 lock)
(Bit 6 = Mod3 lock)
(Bit 7 = Spare)
(0 = mask, 1 = allow)
(Bit 0 = RF up synthesizer lock)
(Bit 1 = RF down synthesizer lock)
(Bit 2 = RF temperature Detect)
(Bit 3 = RF CPLD (hardware))
(Bit 4 = Spare)
(Bit 5 = Spare)
QAM256 Digital Video Modulator and Upconverter
TM077 – Rev. 4.0
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