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Xylos (CCIR tones) TX, jammer update, SD card mod load

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Xylos TX (CCIR tones) ;)
Jammer update, still buggy and inefficient
SD card module loader update
This commit is contained in:
furrtek
2016-01-03 07:24:30 +01:00
parent 5a5a4c3525
commit 802ac496e9
28 changed files with 2272 additions and 1143 deletions
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firmware/baseband/dsp_fir_taps.hpp
+73
View File
@@ -180,6 +180,79 @@ constexpr fir_taps_real<64> taps_64_lp_130_169_tfilter {
} },
};
// 41kHz/70kHz @ 192kHz
// http://t-filter.appspot.com
constexpr fir_taps_real<64> taps_64_lp_410_700_tfilter {
.pass_frequency_normalized = 0.213f,
.stop_frequency_normalized = 0.364f,
.taps = { {
0,
0,
0,
0,
-1,
0,
3,
-3,
-7,
12,
10,
-35,
-3,
79,
-37,
-138,
146,
180,
-361,
-126,
688,
-149,
-1062,
800,
1308,
-1991,
-1092,
3963,
-286,
-7710,
6211,
32368,
32368,
6211,
-7710,
-286,
3963,
-1092,
-1991,
1308,
800,
-1062,
-149,
688,
-126,
-361,
180,
146,
-138,
-37,
79,
-3,
-35,
10,
12,
-7,
-3,
3,
0,
-1,
0,
0,
0,
0
} },
};
/* Wideband audio filter */
/* 96kHz int16_t input
* -> FIR filter, <15kHz (0.156fs) pass, >19kHz (0.198fs) stop