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40 lines
1.1 KiB
Matlab
40 lines
1.1 KiB
Matlab
9 years ago
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clear
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% Run pdsch_test with -vv to generate files. Then run this script to check
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% rate matching and demodulation
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% Need to change soft demodulator output to +-10
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enbConfig=struct('NCellID',0,'CyclicPrefix','Normal','CellRefP',1,'DuplexMode','FDD');
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pdschConfig=struct('Modulation','64QAM','RV',3,'TxScheme','Port0','NTurboDecIts',10,...
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'NSoftbits',0,'DuplexMode','FDD');
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addpath('../../build/srslte/lib/phch/test')
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cbidx_v=0:12;
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e_bits=90000;
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trblkin=read_uchar('../../build/data_in');
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[mat, info]=lteDLSCH(enbConfig,pdschConfig,e_bits,trblkin);
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mat(mat==0)=-1;
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mat=mat*10;
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rec = lteRateRecoverTurbo(mat,length(trblkin),pdschConfig.RV,pdschConfig);
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rec2=cell(size(rec));
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srs=cell(size(rec));
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for cbidx=cbidx_v
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rec2{cbidx+1} = reshape(reshape(rec{cbidx+1},[],3)',[],1);
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srs{cbidx+1}=read_int16(sprintf('../../build/rmout_%d.dat',cbidx));
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end
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subplot(2,1,1)
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plot(abs(double(reshape(cell2mat(srs),1,[]))-double(reshape(cell2mat(rec2),1,[]))));
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subplot(2,1,2)
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llr=read_int16('../../build/llr.dat');
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plot(abs(double(mat)-double(llr)))
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[data, crc,state] = lteDLSCHDecode(enbConfig, pdschConfig, length(trblkin), mat);
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disp(crc)
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