Remote Operations
QAM256 Digital Video Modulator and Upconverter
C-14
TM077 – Rev. 4.0
Opcode: <2209h>
Set Common Last Rate Control.
<1>
Last Rate Control
(0=Symbol, 1=Data, 2=Auto)
Modulator Query Opcodes
Opcode: <2040h>
Query a modulator's frequency
Query response:
<4>
Frequency
(Binary value, 1 Hz steps)
(Without cable Upconverter the range = 43 MHz to 44 MHz, or
Optional 35 MHz to 37 MHz)
(With cable Upconverter the range = 50 MHz to 862 MHz)
Opcode: <2041h>
Query a modulator's data rate
Query response:
<4>
Data rate
(Binary value, 1bps steps)
Opcode: <2042h>
Query a modulator's symbol rate
Query response:
<4>
Symbol rate
(Binary value, 1sps steps)
Opcode: <2043h>
Query a modulator's last rate control.
Query response:
<1>
Last Rate Control
(0 = Symbol, 1 = Data)
Opcode: <2044h>
Query a modulator's modulation.
Query response:
<1>
Modulation
(0=4 QAM, 1=16 QAM, 2=32 QAM, 3=64 QAM, 4=128 QAM,
5=256 QAM)
Opcode: <2045h>
Query a modulator's spectrum.
Query response:
<1> Spectrum
(0=Normal,
1=Inverted)
Opcode: <2046h>
Query a modulator's framing.
Query response:
<1>
Framing
(0=MPEG 187, 1=MPEG 188, 2=MPEG 204, 3=Data)
Opcode: <2047h>
Query a modulator's interleave and Encoder.
Query response:
<1> Interleaver/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)
Opcode: <2049h>
Query a modulator's roll off.
Query response:
<1>
Roll off
(0=0.12, 1=0.15, 2=0.18)
Opcode: <204Ah>
Query a modulator's interface type.
Query response:
<1>
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 =
Summary of Contents for QAM256
Page 9: ...Table of Contents QAM256 Digital Video Modulator and Upconverter x TM077 Rev 4 0...
Page 11: ...Introduction QAM256 Digital Video Modulator and Upconverter 1 2 TM077 Rev 4 0...
Page 14: ...QAM256 Digital Video Modulator and Upconverter Installation TM077 Rev 4 0 2 3...
Page 16: ...Theory of Operation QAM256 Digital Video Modulator and Upconverter 3 2 TM077 Rev 4 0...
Page 32: ...User Interfaces QAM256 Digital Video Modulator and Upconverter 4 16 TM077 Rev 4 0...
Page 39: ...QAM256 Digital Video Modulator and Upconverter Rear Panel Interfaces TM077 Rev 4 0 5 7...
Page 44: ...QAM256 Digital Video Modulator and Upconverter Technical Specifications TM077 Rev 4 0 7 3...
Page 46: ...Product Options QAM256 Digital Video Modulator and Upconverter A 2 TM077 Rev 4 0...
Page 55: ...QAM256 Digital Video Modulator and Upconverter SNMP MIB TM077 Rev 4 0 B 9...
Page 81: ...Remote Operations QAM256 Digital Video Modulator and Upconverter C 26 TM077 Rev 4 0...
