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NucleoTNC
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Add 8 and 11 symbol RRC filters to M17 demod.

master
Rob Riggs 2021-12-28 17:36:28 -06:00
rodzic 86a9896a8d
commit 6d6253f2d1
2 zmienionych plików z 10 dodań i 0 usunięć
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8
TNC/M17.cpp
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@ -84,10 +84,18 @@ const std::array<int16_t, FILTER_TAP_NUM_21> rrc_taps_21 = {
3, 1, -1, 0
};
const std::array<float, FILTER_TAP_NUM> rrc_taps_f = {
-0.009265784007800534, -0.006136551625729697, -0.001125978562075172, 0.004891777252042491, 0.01071805138282269, 0.01505751553351295, 0.01679337935001369, 0.015256245142156299, 0.01042830577908502, 0.003031522725559901, -0.0055333532968188165, -0.013403099825723372, -0.018598682349642525, -0.01944761739590459, -0.015005271935951746, -0.0053887880354343935, 0.008056525910253532, 0.022816244158307273, 0.035513467692208076, 0.04244131815783876, 0.04025481153629372, 0.02671818654865632, 0.0013810216516704976, -0.03394615682795165, -0.07502635967975885, -0.11540977897637611, -0.14703962203941534, -0.16119995609538576, -0.14969512896336504, -0.10610329539459686, -0.026921412469634916, 0.08757875030779196, 0.23293327870303457, 0.4006012210123992, 0.5786324696325503, 0.7528286479934068, 0.908262741447522, 1.0309661131633199, 1.1095611856548013, 1.1366197723675815, 1.1095611856548013, 1.0309661131633199, 0.908262741447522, 0.7528286479934068, 0.5786324696325503, 0.4006012210123992, 0.23293327870303457, 0.08757875030779196, -0.026921412469634916, -0.10610329539459686, -0.14969512896336504, -0.16119995609538576, -0.14703962203941534, -0.11540977897637611, -0.07502635967975885, -0.03394615682795165, 0.0013810216516704976, 0.02671818654865632, 0.04025481153629372, 0.04244131815783876, 0.035513467692208076, 0.022816244158307273, 0.008056525910253532, -0.0053887880354343935, -0.015005271935951746, -0.01944761739590459, -0.018598682349642525, -0.013403099825723372, -0.0055333532968188165, 0.003031522725559901, 0.01042830577908502, 0.015256245142156299, 0.01679337935001369, 0.01505751553351295, 0.01071805138282269, 0.004891777252042491, -0.001125978562075172, -0.006136551625729697, -0.009265784007800534, 0.0
};
const std::array<float, FILTER_TAP_NUM_9> rrc_taps_f9 = {
0.002017321931508163, -0.0018256054303579805, -0.00571615173291049, -0.008746639552588416, -0.010105075751866371, -0.009265784007800534, -0.006136551625729697, -0.001125978562075172, 0.004891777252042491, 0.01071805138282269, 0.01505751553351295, 0.01679337935001369, 0.015256245142156299, 0.01042830577908502, 0.003031522725559901, -0.0055333532968188165, -0.013403099825723372, -0.018598682349642525, -0.01944761739590459, -0.015005271935951746, -0.0053887880354343935, 0.008056525910253532, 0.022816244158307273, 0.035513467692208076, 0.04244131815783876, 0.04025481153629372, 0.02671818654865632, 0.0013810216516704976, -0.03394615682795165, -0.07502635967975885, -0.11540977897637611, -0.14703962203941534, -0.16119995609538576, -0.14969512896336504, -0.10610329539459686, -0.026921412469634916, 0.08757875030779196, 0.23293327870303457, 0.4006012210123992, 0.5786324696325503, 0.7528286479934068, 0.908262741447522, 1.0309661131633199, 1.1095611856548013, 1.1366197723675815, 1.1095611856548013, 1.0309661131633199, 0.908262741447522, 0.7528286479934068, 0.5786324696325503, 0.4006012210123992, 0.23293327870303457, 0.08757875030779196, -0.026921412469634916, -0.10610329539459686, -0.14969512896336504, -0.16119995609538576, -0.14703962203941534, -0.11540977897637611, -0.07502635967975885, -0.03394615682795165, 0.0013810216516704976, 0.02671818654865632, 0.04025481153629372, 0.04244131815783876, 0.035513467692208076, 0.022816244158307273, 0.008056525910253532, -0.0053887880354343935, -0.015005271935951746, -0.01944761739590459, -0.018598682349642525, -0.013403099825723372, -0.0055333532968188165, 0.003031522725559901, 0.01042830577908502, 0.015256245142156299, 0.01679337935001369, 0.01505751553351295, 0.01071805138282269, 0.004891777252042491, -0.001125978562075172, -0.006136551625729697, -0.009265784007800534, -0.010105075751866371, -0.008746639552588416, -0.00571615173291049, -0.0018256054303579805, 0.002017321931508163, 0.0
};
const std::array<float, FILTER_TAP_NUM_11> rrc_taps_f11 = {
-0.005648131453822014, -0.006126925416243605, -0.005349511529163396, -0.003403189203405097, -0.0006430502751187517, 0.002365929161655135, 0.004957956568090113, 0.006506845894531803, 0.006569574194782443, 0.0050017573119839134, 0.002017321931508163, -0.0018256054303579805, -0.00571615173291049, -0.008746639552588416, -0.010105075751866371, -0.009265784007800534, -0.006136551625729697, -0.001125978562075172, 0.004891777252042491, 0.01071805138282269, 0.01505751553351295, 0.01679337935001369, 0.015256245142156299, 0.01042830577908502, 0.003031522725559901, -0.0055333532968188165, -0.013403099825723372, -0.018598682349642525, -0.01944761739590459, -0.015005271935951746, -0.0053887880354343935, 0.008056525910253532, 0.022816244158307273, 0.035513467692208076, 0.04244131815783876, 0.04025481153629372, 0.02671818654865632, 0.0013810216516704976, -0.03394615682795165, -0.07502635967975885, -0.11540977897637611, -0.14703962203941534, -0.16119995609538576, -0.14969512896336504, -0.10610329539459686, -0.026921412469634916, 0.08757875030779196, 0.23293327870303457, 0.4006012210123992, 0.5786324696325503, 0.7528286479934068, 0.908262741447522, 1.0309661131633199, 1.1095611856548013, 1.1366197723675815, 1.1095611856548013, 1.0309661131633199, 0.908262741447522, 0.7528286479934068, 0.5786324696325503, 0.4006012210123992, 0.23293327870303457, 0.08757875030779196, -0.026921412469634916, -0.10610329539459686, -0.14969512896336504, -0.16119995609538576, -0.14703962203941534, -0.11540977897637611, -0.07502635967975885, -0.03394615682795165, 0.0013810216516704976, 0.02671818654865632, 0.04025481153629372, 0.04244131815783876, 0.035513467692208076, 0.022816244158307273, 0.008056525910253532, -0.0053887880354343935, -0.015005271935951746, -0.01944761739590459, -0.018598682349642525, -0.013403099825723372, -0.0055333532968188165, 0.003031522725559901, 0.01042830577908502, 0.015256245142156299, 0.01679337935001369, 0.01505751553351295, 0.01071805138282269, 0.004891777252042491, -0.001125978562075172, -0.006136551625729697, -0.009265784007800534, -0.010105075751866371, -0.008746639552588416, -0.00571615173291049, -0.0018256054303579805, 0.002017321931508163, 0.0050017573119839134, 0.006569574194782443, 0.006506845894531803, 0.004957956568090113, 0.002365929161655135, -0.0006430502751187517, -0.003403189203405097, -0.005349511529163396, -0.006126925416243605, -0.005648131453822014, 0.0
};
const std::array<float, FILTER_TAP_NUM_15> rrc_taps_f15 = {
0.0029364388513841593, 0.0031468394550958484, 0.002699564567597445, 0.001661182944400927, 0.00023319405581230247, -0.0012851320781224025, -0.0025577136087664687, -0.0032843366522956313, -0.0032697038088887226, -0.0024733964729590865, -0.0010285696910973807, 0.0007766690889758685, 0.002553421969211845, 0.0038920145144327816, 0.004451886520053017, 0.00404219185231544, 0.002674727068399207, 0.0005756567993179152, -0.0018493784971116507, -0.004092346891623224, -0.005648131453822014, -0.006126925416243605, -0.005349511529163396, -0.003403189203405097, -0.0006430502751187517, 0.002365929161655135, 0.004957956568090113, 0.006506845894531803, 0.006569574194782443, 0.0050017573119839134, 0.002017321931508163, -0.0018256054303579805, -0.00571615173291049, -0.008746639552588416, -0.010105075751866371, -0.009265784007800534, -0.006136551625729697, -0.001125978562075172, 0.004891777252042491, 0.01071805138282269, 0.01505751553351295, 0.01679337935001369, 0.015256245142156299, 0.01042830577908502, 0.003031522725559901, -0.0055333532968188165, -0.013403099825723372, -0.018598682349642525, -0.01944761739590459, -0.015005271935951746, -0.0053887880354343935, 0.008056525910253532, 0.022816244158307273, 0.035513467692208076, 0.04244131815783876, 0.04025481153629372, 0.02671818654865632, 0.0013810216516704976, -0.03394615682795165, -0.07502635967975885, -0.11540977897637611, -0.14703962203941534, -0.16119995609538576, -0.14969512896336504, -0.10610329539459686, -0.026921412469634916, 0.08757875030779196, 0.23293327870303457, 0.4006012210123992, 0.5786324696325503, 0.7528286479934068, 0.908262741447522, 1.0309661131633199, 1.1095611856548013, 1.1366197723675815, 1.1095611856548013, 1.0309661131633199, 0.908262741447522, 0.7528286479934068, 0.5786324696325503, 0.4006012210123992, 0.23293327870303457, 0.08757875030779196, -0.026921412469634916, -0.10610329539459686, -0.14969512896336504, -0.16119995609538576, -0.14703962203941534, -0.11540977897637611, -0.07502635967975885, -0.03394615682795165, 0.0013810216516704976, 0.02671818654865632, 0.04025481153629372, 0.04244131815783876, 0.035513467692208076, 0.022816244158307273, 0.008056525910253532, -0.0053887880354343935, -0.015005271935951746, -0.01944761739590459, -0.018598682349642525, -0.013403099825723372, -0.0055333532968188165, 0.003031522725559901, 0.01042830577908502, 0.015256245142156299, 0.01679337935001369, 0.01505751553351295, 0.01071805138282269, 0.004891777252042491, -0.001125978562075172, -0.006136551625729697, -0.009265784007800534, -0.010105075751866371, -0.008746639552588416, -0.00571615173291049, -0.0018256054303579805, 0.002017321931508163, 0.0050017573119839134, 0.006569574194782443, 0.006506845894531803, 0.004957956568090113, 0.002365929161655135, -0.0006430502751187517, -0.003403189203405097, -0.005349511529163396, -0.006126925416243605, -0.005648131453822014, -0.004092346891623224, -0.0018493784971116507, 0.0005756567993179152, 0.002674727068399207, 0.00404219185231544, 0.004451886520053017, 0.0038920145144327816, 0.002553421969211845, 0.0007766690889758685, -0.0010285696910973807, -0.0024733964729590865, -0.0032697038088887226, -0.0032843366522956313, -0.0025577136087664687, -0.0012851320781224025, 0.00023319405581230247, 0.001661182944400927, 0.002699564567597445, 0.0031468394550958484, 0.0029364388513841593, 0.0
};

2
TNC/M17.h
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@ -21,7 +21,9 @@ extern const std::array<int16_t, FILTER_TAP_NUM_11> rrc_taps_11;
extern const std::array<int16_t, FILTER_TAP_NUM_15> rrc_taps_15;
extern const std::array<int16_t, FILTER_TAP_NUM_21> rrc_taps_21;
extern const std::array<float, FILTER_TAP_NUM> rrc_taps_f;
extern const std::array<float, FILTER_TAP_NUM_9> rrc_taps_f9;
extern const std::array<float, FILTER_TAP_NUM_11> rrc_taps_f11;
extern const std::array<float, FILTER_TAP_NUM_15> rrc_taps_f15;
constexpr std::array<uint8_t, 2> LSF_SYNC = { 0x55, 0xF7 };