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Improved close call precision

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furrtek
2016-05-13 01:18:04 +02:00
parent 7d193c3445
commit 9149508c83
23 changed files with 184 additions and 44 deletions
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firmware/baseband-tx/proc_xylos.cpp
+5 -10
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@@ -30,16 +30,11 @@
#include <cstdint>
// 1990 1131 1201 1275 1357 ...
// 14 13 12 11:
// 2108 989 2259 931
void XylosProcessor::execute(const buffer_c8_t& buffer) {
// This is called at 1536000/2048 = 750Hz
ai = 0;
// ai = 0;
for (size_t i = 0; i<buffer.count; i++) {
@@ -65,7 +60,7 @@ void XylosProcessor::execute(const buffer_c8_t& buffer) {
sample_count++;
}
aphase += ccir_phases[digit];
aphase += ccir_phases[digit]; // DEBUG
} else {
s++;
}
@@ -73,15 +68,15 @@ void XylosProcessor::execute(const buffer_c8_t& buffer) {
sample = (sine_table_f32[(aphase & 0x03FF0000)>>18]*255);
// Audio preview sample generation: 1536000/48000 = 32
if (as >= 31) {
/*if (as >= 31) {
as = 0;
audio[ai++] = sample * 128;
} else {
as++;
}
}*/
//FM
frq = sample * 300; // ~10kHz wide
frq = sample * 1000; // ~10kHz wide
phase = (phase + frq);
sphase = phase + (256<<16);