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3MHz-wide fast close call works :) >3MHz doesn't work anymore :(

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furrtek
2016-05-17 20:27:51 +02:00
parent e959d9a8ec
commit 7a90eab407
8 changed files with 96 additions and 65 deletions
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firmware/baseband/proc_closecall.cpp
+1 -6
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@@ -29,21 +29,16 @@
#include <array>
void CloseCallProcessor::execute(const buffer_c8_t& buffer) {
// 2048 complex8_t samples per buffer.
// 102.4us per buffer. 20480 instruction cycles per buffer.
if( phase == 0 ) {
std::fill(spectrum.begin(), spectrum.end(), 0);
}
for(size_t i=0; i<spectrum.size(); i++) {
// TODO: Removed window-presum windowing, due to lack of available code RAM.
// TODO: Apply window to improve spectrum bin sidelobes.
spectrum[i] += buffer.p[i + 0];
spectrum[i] += buffer.p[i + 1024];
}
if( phase == 127 ) {
if( phase == 50 ) {
const buffer_c16_t buffer_c16 {
spectrum.data(),
spectrum.size(),