Remote-Control Commands
R&S
®
SMCVB-K164
102
User Manual 1179.0974.02 ─ 02
Example: Configure BICM parameters
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// Enable setting of PLP 0 parameters by deactivating the T2-MI interface.
********************************************************************************
:SOURce1:BB:T2DVb:INPut:T2MI:INTerface 0
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// Set PLP 0 coding and modulation parameters.
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:SOURce1:BB:T2DVb:BB:PLP1:FECFrame NORM
// Sets the FEC frame N_LDPC = 64800.
:SOURce1:BB:T2DVb:BB:PLP1:RATE R3_5
// Sets the code rate 3/5.
:SOURce1:BB:T2DVb:BB:PLP1:CONStel T256
// Sets 256 QAM constellation.
:SOURce1:BB:T2DVb:BB:PLP1:CROTation?
// Response: "0"
// Constellation rotation is disabled.
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// Set PLP 0 interleaving parameters.
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:SOURce1:BB:T2DVb:BB:PLP1:TIL:TYPE 0
// Set time interleaver type 0.
:SOURce1:BB:T2DVb:BB:PLP1:TIL:FINT?
// Response: "1"
// Time interleaver frame interval is fixed to 1 for single-PLP transmission.
:SOURce1:BB:T2DVb:BB:PLP1:TIL:LENGth 3
// Set the time interleaver length to 3.
:SOURce1:BB:T2DVb:BB:PLP1:FRAMeindex?
// Response: "0"
// Index of the first frame of the superframe is 0.
:SOURce1:BB:T2DVb:BB:PLP1:BLOCks?
// Response: "202"
// 202 FEC blocks per interleaving frame.
:SOURce1:BB:T2DVb:BB:PLP1:MAXBlocks
// Response: "202"
// 202 FEC blocks is maximum per interleaving frame.
Commands
[:SOURce<hw>]:BB:T2DVb:PLP<ch>:BLOCks?
................................................................103
[:SOURce<hw>]:BB:T2DVb:PLP<ch>:CONStel
.................................................................103
[:SOURce<hw>]:BB:T2DVb:PLP<ch>:CROTation
..............................................................103
[:SOURce<hw>]:BB:T2DVb:PLP<ch>:FECFrame
..............................................................104
[:SOURce<hw>]:BB:T2DVb:PLP<ch>:FRAMeindex
...........................................................104
[:SOURce<hw>]:BB:T2DVb:PLP<ch>:MAXBlocks?
........................................................... 104
[:SOURce<hw>]:BB:T2DVb:PLP<ch>:RATE
..................................................................... 104
BICM Commands