79 lines
1.6 KiB
Matlab
79 lines
1.6 KiB
Matlab
%% Rate setup
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fs = 512e6; % Effective fs before interpolation / after decimation
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Ts = 1/fs;
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%% Host Sample Time in Simulation
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%TsHost = 5e-5;
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SamplesPerCycle = 4;
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FPGAClkRate = fs/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*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 width
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pulseWidth = 10e-6;
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% Pulse start/end frequencies
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pulseCentFreq = 100e6;
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pulseBw = 40e6; % Pulse bandwidth
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% Number of pulses
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numPulses = 4;
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% Pulse repetition interval
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PRI = 50e-6;
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% Output gain
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pulseGenGain = 1;
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%% Software parameters
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% Signal generator update rate
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TsSW = 0.0025;
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%% Simulation parameters
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% Sim run time
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stoptime = 10*TsSW;
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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 out of channelzier
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%nFrames = nChan/SamplesPerCycle;
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% Frame size after serializing x2
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%frameSize = SamplesPerCycle/2; |