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Added frequency manager skeleton, LCR alt encoding, GPS jammer

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This commit is contained in:
furrtek
2016-07-25 16:21:27 +02:00
parent e15f659a6a
commit 966a758a0b
31 changed files with 485 additions and 110 deletions
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firmware/baseband-tx/proc_xylos.cpp
+6 -6
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@@ -39,7 +39,7 @@ void XylosProcessor::execute(const buffer_c8_t& buffer) {
for (size_t i = 0; i<buffer.count; i++) {
// Sample generation rate: 1536000/10 = 153kHz
if (s >= 9) {
if (s >= (5-1)) {
s = 0;
if (silence) {
@@ -78,7 +78,7 @@ void XylosProcessor::execute(const buffer_c8_t& buffer) {
re = 0;
im = 0;
} else {
sample = (sine_table_f32[(aphase & 0x03FF0000)>>18]*255);
sample = (sine_table_f32[(aphase & 0x03FF0000)>>18]*127); // 255 here before :D
// Audio preview sample generation: 1536000/48000 = 32
/*if (as >= 31) {
@@ -87,15 +87,15 @@ void XylosProcessor::execute(const buffer_c8_t& buffer) {
} else {
as++;
}*/
//FM
frq = sample * 500; // To check !
frq = sample * 1000; // 500 was here
phase = (phase + frq);
sphase = phase + (256<<16);
re = (sine_table_f32[(sphase & 0x03FF0000)>>18]*127);
im = (sine_table_f32[(phase & 0x03FF0000)>>18]*127);
re = (sine_table_f32[(sphase & 0x03FF0000)>>18]*15);
im = (sine_table_f32[(phase & 0x03FF0000)>>18]*15);
}
buffer.p[i] = {(int8_t)re,(int8_t)im};