89 lines
2.1 KiB
Matlab
89 lines
2.1 KiB
Matlab
%% Derived from preload
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fs_eff = fs_RF/IntDecFactor; % Effective fs before interpolation / after decimation
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Ts_eff = 1/fs_eff;
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%% Host Sample Time in Simulation
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%TsHost = 5e-5;
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FPGAClkRate = fs_eff/SamplesPerCycle;
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TsFPGA = 1/FPGAClkRate;
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%% Tx signal generator parameters
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% NCO accumulator word length
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NCOAccumWL = 16;
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% NCO phase increment scale factor
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NCOIncScale = Ts_eff*2^NCOAccumWL;
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% NCO phase increments datatype
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NCOIncDT = numerictype(1,NCOAccumWL,0);
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% NCO counter increment datatype
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NCOCountIncDT = numerictype(1,NCOAccumWL*2,NCOAccumWL);
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%% Test signal parameters
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% Pulse start/end frequencies
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%pulseCentFreq = 0e6;
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pulseBw = 40e6; % Pulse bandwidth
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% Number of pulses
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numPulses = 10;
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% Pulse repetition interval
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PRF = 7.5e3;
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PRI = 1/PRF;
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% Pulse time duration
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%pulseT = 10; % use very long pulse help emulate CW
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pulseT = 20e-6;
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% CW mode (bypass pulse generation)
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%CwMode = false;
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% Counter mode (bypass pulse and CW generation)
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%CounterMode = true;
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% Output gain
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pulseGenGain = 1;
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%% Simulation/External Mode parameters (conditional)
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bd = bdroot; % Retrive which model is calling this function
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switch bd
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case 'soc_rfsoc_top'
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TsSW = 0.0005; % Signal generator and capture update rate
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StopTime = 0.025; % Simulation total time
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case 'gm_soc_rfsoc_top_sw'
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TsSW = 0.5;
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StopTime = 10;
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otherwise
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error('rfsoc_init: InvalidModel (%s not supported).', bd);
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end
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%% Channelizer parameters
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%Number of channels, maximally decimated channelizer M/D=1
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nChan = 512;
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%Taps per band
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nTapsPerBand = 16;
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%Create channelizer object
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channelizer = dsp.Channelizer('NumFrequencyBands',nChan,...
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'DecimationFactor',nChan,...
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'NumTapsPerBand',nTapsPerBand);
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%Channelizer coefficients
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channelizerCoeffs = channelizer.coeffs.Numerator;
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%Channel bandwidth
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%chanBW = fs/nChan;
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%Starting frequency for each channel
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%chanFStart = chanBW/2:chanBW:(fs/2-chanBW/2);
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%Number of frames in the DPW
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nFrames = 1024;%nChan/SamplesPerCycle;
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% Frame size after serializing x2
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%frameSize = SamplesPerCycle/2; |