CLEANUP - changes to folder structure

Theory/Mapping_Coding/test_mapping_eth.m

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+
+% Setup PRBS parameters
+O = 6;
+M = 6;
+N = 2^(O-1); % Length of PRBS
+randkey = 1; % Random key for random stream
+use_eth_mapping =1;
+
+if M ~= 6
+    dimension = log2(M);
+else
+    dimension = 5;
+end
+
+[~, seed] = prbs(O, 1); % Initialize first seed of PRBS
+bitpattern = [];
+
+s = RandStream('twister', 'Seed', randkey);
+for i = 1:dimension
+    bitpattern(:, i) = randi(s, [0 1], N, 1);
+end
+if M == 6
+    bitpattern = reshape(bitpattern',[],1);
+    bitpattern = bitpattern(1:end-mod(length(bitpattern),5));
+end
+
+Tx_bits = Informationsignal(bitpattern);
+
+Digi_Mod = PAMmapper(M, 0,"eth_style",use_eth_mapping);
+
+% Map bits to symbols
+Symbols = Digi_Mod.map(Tx_bits);
+
+% Demap symbols back to bits
+Rx_bits = Digi_Mod.demap(Symbols);
+
+[~, error_num, ber, ~] = calc_ber(Tx_bits.signal(1:length(Rx_bits.signal)), Rx_bits.signal,"skip_front", 0, "skip_end", 0, "returnErrorLocation", 1);
+
+fprintf('BER: %.1E \n',ber);