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Morse rx further development (#2959)

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* filters OK, radio configurations set

* all modes are working, noise still needs work, especially in FM. A baseband enum is also needed

* audio and decoding fixed, clipping and the baseband enum are still missing
This commit is contained in:
Pezsma
2026-02-03 22:25:52 +01:00
committed by GitHub
parent 6739b43914
commit a44a00acf0
6 changed files with 483 additions and 48 deletions
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firmware/common/dsp_fir_taps.hpp
+358
View File
@@ -1681,4 +1681,362 @@ static constexpr fir_taps_real<24> taps_BTLE_Dual_PHY = {
3}},
};
static constexpr fir_taps_real<63> taps_2k0_am_lpf_channel = {
.low_frequency_normalized = -2000.0f / 48000.0f,
.high_frequency_normalized = 2000.0f / 48000.0f,
.transition_normalized = 1500.0f / 48000.0f,
.taps = {{
26,
29,
31,
33,
32,
28,
18,
0,
-26,
-61,
-104,
-152,
-202,
-246,
-279,
-292,
-277,
-227,
-136,
0,
182,
409,
673,
968,
1280,
1595,
1899,
2174,
2407,
2583,
2693,
2731,
2693,
2583,
2407,
2174,
1899,
1595,
1280,
968,
673,
409,
182,
0,
-136,
-227,
-277,
-292,
-279,
-246,
-202,
-152,
-104,
-61,
-26,
0,
18,
28,
32,
33,
31,
29,
26,
}},
};
static constexpr fir_taps_real<64> taps_1K5_FM_channel = {
.low_frequency_normalized = 300.0f / 48000.0f,
.high_frequency_normalized = 1800.0f / 48000.0f,
.transition_normalized = 1000.0f / 48000.0f,
.taps = {{
24,
22,
20,
15,
9,
-2,
-18,
-39,
-66,
-98,
-132,
-167,
-198,
-220,
-228,
-217,
-181,
-117,
-19,
112,
277,
474,
697,
941,
1197,
1454,
1702,
1930,
2128,
2285,
2394,
2451,
2451,
2394,
2285,
2128,
1930,
1702,
1454,
1197,
941,
697,
474,
277,
112,
-19,
-117,
-181,
-217,
-228,
-220,
-198,
-167,
-132,
-98,
-66,
-39,
-18,
-2,
9,
15,
20,
22,
24,
}},
};
static constexpr fir_taps_real<63> taps_1k5_dsb_lpf = {
.low_frequency_normalized = -1500.0f / 48000.0f,
.high_frequency_normalized = 1500.0f / 48000.0f,
.transition_normalized = 1000.0f / 48000.0f,
.taps = {{
0,
0,
-1,
-5,
-10,
-19,
-31,
-46,
-64,
-82,
-99,
-111,
-113,
-100,
-64,
0,
99,
239,
424,
655,
932,
1251,
1605,
1983,
2372,
2757,
3120,
3447,
3719,
3925,
4053,
4096,
4053,
3925,
3719,
3447,
3120,
2757,
2372,
1983,
1605,
1251,
932,
655,
424,
239,
99,
0,
-64,
-100,
-113,
-111,
-99,
-82,
-64,
-46,
-31,
-19,
-10,
-5,
-1,
0,
0,
}},
};
// GAIN: 4.0x
static constexpr fir_taps_complex<63> taps_1k5_USB_channel = {
.low_frequency_normalized = 300.0f / 48000.0f,
.high_frequency_normalized = 1800.0f / 48000.0f,
.transition_normalized = 300.0f / 48000.0f,
.taps = {{
{0, 0},
{0, 0},
{2, 0},
{4, 2},
{10, 6},
{17, 14},
{27, 29},
{37, 53},
{45, 89},
{49, 140},
{41, 207},
{17, 290},
{-31, 389},
{-109, 499},
{-227, 614},
{-387, 725},
{-595, 819},
{-850, 884},
{-1147, 904},
{-1477, 866},
{-1827, 757},
{-2179, 569},
{-2512, 297},
{-2804, -55},
{-3031, -480},
{-3173, -962},
{-3213, -1481},
{-3142, -2011},
{-2955, -2524},
{-2658, -2991},
{-2262, -3386},
{-1788, -3685},
{-1258, -3873},
{-703, -3939},
{-153, -3884},
{366, -3713},
{826, -3440},
{1208, -3087},
{1499, -2677},
{1693, -2236},
{1789, -1789},
{1796, -1359},
{1726, -966},
{1594, -624},
{1420, -341},
{1220, -120},
{1012, 40},
{809, 144},
{622, 202},
{460, 223},
{324, 217},
{217, 193},
{137, 160},
{80, 125},
{42, 91},
{19, 62},
{6, 39},
{0, 22},
{-1, 11},
{-1, 5},
{-1, 1},
{0, 0},
{0, 0},
}},
};
// GAIN: 4.0x
static constexpr fir_taps_complex<63> taps_1k5_LSB_channel = {
.low_frequency_normalized = 300.0f / 48000.0f,
.high_frequency_normalized = 1800.0f / 48000.0f,
.transition_normalized = 300.0f / 48000.0f,
.taps = {{
{0, 0},
{0, 0},
{2, 0},
{4, -2},
{10, -6},
{17, -14},
{27, -29},
{37, -53},
{45, -89},
{49, -140},
{41, -207},
{17, -290},
{-31, -389},
{-109, -499},
{-227, -614},
{-387, -725},
{-595, -819},
{-850, -884},
{-1147, -904},
{-1477, -866},
{-1827, -757},
{-2179, -569},
{-2512, -297},
{-2804, 55},
{-3031, 480},
{-3173, 962},
{-3213, 1481},
{-3142, 2011},
{-2955, 2524},
{-2658, 2991},
{-2262, 3386},
{-1788, 3685},
{-1258, 3873},
{-703, 3939},
{-153, 3884},
{366, 3713},
{826, 3440},
{1208, 3087},
{1499, 2677},
{1693, 2236},
{1789, 1789},
{1796, 1359},
{1726, 966},
{1594, 624},
{1420, 341},
{1220, 120},
{1012, -40},
{809, -144},
{622, -202},
{460, -223},
{324, -217},
{217, -193},
{137, -160},
{80, -125},
{42, -91},
{19, -62},
{6, -39},
{0, -22},
{-1, -11},
{-1, -5},
{-1, -1},
{0, 0},
{0, 0},
}},
};
#endif /*__DSP_FIR_TAPS_H__*/
firmware/common/message.hpp
+1
View File
@@ -1711,6 +1711,7 @@ class MorseRXDataMessage : public Message {
: Message{ID::MorseRXData} {}
int32_t state_durations[5] = {0}; // positive: high, negative: low
uint8_t state_cnt = 0;
bool clipped = false;
const uint8_t maxptr = 4;
};