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Close Call should be more accurate

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Merged close call and wideband spectrum baseband processors
This commit is contained in:
furrtek 2017-02-01 08:53:26 +00:00
parent 064e097bc3
commit 8662ed4024
19 changed files with 143 additions and 254 deletions
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2
firmware/CMakeLists.txt
View File

@ -28,7 +28,7 @@ set(CHIBIOS_PORTAPACK ${PROJECT_SOURCE_DIR}/chibios-portapack)
set(HACKRF_FIRMWARE_FILENAME hackrf_one_usb_ram.dfu)
set(HACKRF_FIRMWARE_IMAGE ${PROJECT_SOURCE_DIR}/${HACKRF_FIRMWARE_FILENAME})
set(HACKRF_CPLD_SVF_FILENAME hackrf_cpld_default.svf)
set(HACKRF_CPLD_SVF_FILENAME hackrf_cpld_portapack.svf)
set(HACKRF_CPLD_SVF_PATH ${PROJECT_SOURCE_DIR}/${HACKRF_CPLD_SVF_FILENAME})
set(EXTRACT_CPLD_DATA ${PROJECT_SOURCE_DIR}/tools/extract_cpld_data.py)

4
firmware/application/analog_audio_app.cpp
View File

@ -285,6 +285,10 @@ void AnalogAudioView::update_modulation(const ReceiverModel::Mode modulation) {
baseband::run_image(image_tag);
if (modulation == ReceiverModel::Mode::SpectrumAnalysis) {
baseband::set_spectrum(20000000, 127);
}
const auto is_wideband_spectrum_mode = (modulation == ReceiverModel::Mode::SpectrumAnalysis);
receiver_model.set_modulation(modulation);
receiver_model.set_sampling_rate(is_wideband_spectrum_mode ? 20000000 : 3072000);

10
firmware/application/baseband_api.cpp
View File

@ -171,14 +171,12 @@ void set_rds_data(const uint16_t message_length) {
send_message(&message);
}
/*void set_dtmf_data(const uint32_t bw, const uint32_t tone_length, const uint32_t pause_length) {
const DTMFTXConfigMessage message {
bw,
tone_length,
pause_length
void set_spectrum(const size_t sampling_rate, const size_t trigger) {
const WidebandSpectrumConfigMessage message {
sampling_rate, trigger
};
send_message(&message);
}*/
}
static bool baseband_image_running = false;

2
firmware/application/baseband_api.hpp
View File

@ -67,7 +67,7 @@ void set_pocsag(const pocsag::BitRate bitrate);
void set_adsb();
void set_jammer(const bool run, const uint32_t type, const uint32_t speed);
void set_rds_data(const uint16_t message_length);
//void set_dtmf_data(const uint32_t bw, const uint32_t tone_length, const uint32_t pause_length);
void set_spectrum(const size_t sampling_rate, const size_t trigger);
void run_image(const portapack::spi_flash::image_tag_t image_tag);
void shutdown();

6
firmware/application/ui_alphanum.hpp
View File

@ -34,7 +34,7 @@ namespace ui {
class AlphanumView : public View {
public:
std::function<void(char *)> on_changed;
std::function<void(char *)> on_changed { };
AlphanumView(NavigationView& nav, char txt[], size_t max_length);
@ -55,8 +55,8 @@ private:
const char * const keys_upper = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ. !<";
const char * const keys_lower = "0123456789abcdefghijklmnopqrstuvwxyz:=?<";
size_t _max_length;
uint8_t txtidx;
size_t _max_length { };
uint8_t txtidx { 0 };
bool _lowercase = false;
char txtinput[29] = { 0 }; // 28 chars max

155
firmware/application/ui_closecall.cpp
View File

@ -21,7 +21,6 @@
*/
#include "ui_closecall.hpp"
#include "msgpack.hpp"
#include "rtc_time.hpp"
#include "event_m0.hpp"
@ -38,7 +37,7 @@ using namespace portapack;
namespace ui {
void CloseCallView::focus() {
button_exit.focus();
field_frequency_min.focus();
}
CloseCallView::~CloseCallView() {
@ -49,16 +48,16 @@ CloseCallView::~CloseCallView() {
void CloseCallView::do_detection() {
uint8_t xmax = 0;
int64_t imax = 0;
int16_t imax = 0;
uint16_t iraw = 0, c;
uint8_t power;
rf::Frequency freq_low, freq_high;
mean /= (CC_BIN_NB * slices_max);
mean /= (CC_BIN_NB_NO_DC * slices_max);
// Find max value over threshold from all slices
// Find max value over threshold for all slices
for (c = 0; c < slices_max; c++) {
power = slicemax_db[c];
power = slicemax_pow[c];
if (power >= min_threshold) {
if ((power - min_threshold >= mean) && (power > xmax)) {
xmax = power;
@ -68,54 +67,42 @@ void CloseCallView::do_detection() {
}
}
// e-Message POCSAG FR:
// 466.025 MHz - 466.05 MHz - 466.075 MHz - 466.175 MHz - 466.20625 MHz - 466.23125 MHz
// 25 25 100 31 25
// Catches:
// 466.000
// 466.021 21
// 466.042 21
// 466.148 106
// 466.169 21
// 466.190 21
// Lock / release
if ((imax >= last_channel - 2) && (imax <= last_channel + 2) && imax) {
// Staying around the same frequency (+/- 25.4kHz)
if (detect_counter >= (5 / slices_max)) {
if ((imax >= last_channel - 2) && (imax <= last_channel + 2) && (imax)) {
// Staying around the same frequency
if (detect_counter >= (5 / slices_max)) { // Todo: ugly, change. Should depend on refresh rate.
if ((imax != locked_imax) || (!locked)) {
std::string finalstr;
// 236 steps = 3.072MHz
// Resolution = 13.1kHz
if (locked) {
resolved_frequency = (resolved_frequency + slice_start + (CC_BIN_WIDTH * (imax - 118))) / 2; // Mean
// Already locked, adjust
if (weight < 16) {
frequency_acc += (slice_frequency + (CC_BIN_WIDTH * (imax - 120))); // Average
weight++;
}
} else {
resolved_frequency = slice_start + (CC_BIN_WIDTH * (imax - 118)); // Init
if ((resolved_frequency >= f_min) && (resolved_frequency <= f_max)) {
// Correct according to DC spike mask width (8 for now)
if (iraw > 118)
resolved_frequency -= (4 * CC_BIN_WIDTH);
else
resolved_frequency += (4 * CC_BIN_WIDTH);
// Lost, locking
frequency_acc = slice_frequency + (CC_BIN_WIDTH * (imax - 120)); // Init
if ((frequency_acc >= f_min) && (frequency_acc <= f_max)) {
text_infos.set("Locked !");
big_display.set_style(&style_locked);
big_display.set(resolved_frequency);
// Approximation/error display
freq_low = (resolved_frequency - 6000) / 1000;
freq_high = (resolved_frequency + 6000) / 1000;
finalstr = "~12kHz: " + to_string_dec_uint(freq_low / 1000) + "." + to_string_dec_uint(freq_low % 1000);
freq_low = (frequency_acc - 4883) / 1000;
freq_high = (frequency_acc + 4883) / 1000;
finalstr = "~9.8kHz: " + to_string_dec_uint(freq_low / 1000) + "." + to_string_dec_uint(freq_low % 1000);
finalstr += "/" + to_string_dec_uint(freq_high / 1000) + "." + to_string_dec_uint(freq_high % 1000);
text_precision.set(finalstr);
locked = true;
weight = 1;
locked_imax = imax;
}
}
//text_debug.set(to_string_dec_int(CC_BIN_WIDTH * (imax - 118)));
resolved_frequency = frequency_acc / weight;
big_display.set(resolved_frequency);
}
release_counter = 0;
} else {
@ -128,7 +115,7 @@ void CloseCallView::do_detection() {
locked = false;
text_infos.set("Lost");
big_display.set_style(&style_grey);
big_display.set(resolved_frequency);
//big_display.set(resolved_frequency);
} else {
release_counter++;
}
@ -138,28 +125,32 @@ void CloseCallView::do_detection() {
last_channel = imax;
scan_counter++;
portapack::display.fill_rectangle({last_pos, 90, 1, 13}, Color::black());
last_pos = (ui::Coord)(iraw);
portapack::display.fill_rectangle({last_pos, 90, 1, 13}, Color::red());
portapack::display.fill_rectangle({last_pos, 90, 1, 6}, Color::black());
if (iraw < 120)
iraw += 2;
else
iraw -= 0;
last_pos = (ui::Coord)iraw;
portapack::display.fill_rectangle({last_pos, 90, 1, 6}, Color::red());
}
void CloseCallView::on_channel_spectrum(const ChannelSpectrum& spectrum) {
uint8_t xmax = 0;
uint16_t imax = 0;
uint8_t threshold;
int16_t imax = 0;
uint8_t power;
size_t i, m;
std::array<Color, 240> pixel_row;
baseband::spectrum_streaming_stop();
// Draw spectrum line (for debug), 2 black pixels left and right
std::array<Color, 240> pixel_row;
for(i = 0; i < 118; i++) {
const auto pixel_color = spectrum_rgb3_lut[spectrum.db[256 - 120 + i]]; // 136~253 in 2~119
pixel_row[i + 2] = pixel_color;
// Draw spectrum line (for debug)
for (i = 0; i < 120; i++) {
const auto pixel_color = spectrum_rgb3_lut[spectrum.db[134 + i]]; // 134~253 in 0~119
pixel_row[i] = pixel_color;
}
for(i = 122; i < 240; i++) {
const auto pixel_color = spectrum_rgb3_lut[spectrum.db[i - 120]]; // 2~119 in 120~237
pixel_row[i - 2] = pixel_color;
for (i = 120; i < 240; i++) {
const auto pixel_color = spectrum_rgb3_lut[spectrum.db[i - 118]]; // 2~121 in 120~239
pixel_row[i] = pixel_color;
}
display.draw_pixels(
{ { 0, 96 + slices_counter * 4 }, { pixel_row.size(), 1 } },
@ -173,33 +164,30 @@ void CloseCallView::on_channel_spectrum(const ChannelSpectrum& spectrum) {
// i = slice_trim;
//else
i = 0;
for ( ; i < 118; i++) {
threshold = spectrum.db[256 - 120 + i]; // 128+8 = 136~254
if (threshold > xmax) {
xmax = threshold;
imax = i;
for ( ; i < 120; i++) {
power = spectrum.db[134 + i];
mean += power;
if (power > xmax) {
xmax = power;
imax = i - 2;
}
}
// Check if right of slice needs to be trimmed (masked)
if (slices_counter == (slices_max - 1))
m = 240 - slice_trim;
else
//if (slices_counter == (slices_max - 1))
// m = 240 - slice_trim;
//else
m = 240;
for (i = 122 ; i < m; i++) {
threshold = spectrum.db[i - 120]; // 240-120 = 120 -> +8 = 128
if (threshold > xmax) { // (0~2) 2~120 (120~136) 136~254 (254~256)
xmax = threshold;
imax = i - 4;
for (i = 120; i < m; i++) {
power = spectrum.db[i - 118];
mean += power;
if (power > xmax) {
xmax = power;
imax = i + 2;
}
}
slicemax_db[slices_counter] = xmax;
slicemax_idx[slices_counter] = imax;
// Add to mean
for (i = 136; i < 254; i++)
mean += spectrum.db[i];
for (i = 2; i < 120; i++)
mean += spectrum.db[i];
slicemax_pow[slices_counter] = xmax;
slicemax_idx[slices_counter] = imax;
// Slice update
if (slicing) {
@ -229,7 +217,7 @@ void CloseCallView::on_hide() {
void CloseCallView::on_range_changed() {
rf::Frequency slices_span;
rf::Frequency resolved_frequency;
rf::Frequency slice_width;
int64_t offset;
f_max = field_frequency_max.value();
@ -248,16 +236,14 @@ void CloseCallView::on_range_changed() {
// Todo: trims
} else {
slice_frequency = (f_max + f_min) / 2;
slice_start = slice_frequency;
receiver_model.set_tuning_frequency(slice_frequency);
//resolved_frequency = (CC_SLICE_WIDTH - scan_span) / 2; // Trim frequency span (for both sides)
//resolved_frequency /= CC_BIN_WIDTH; // Convert to bin span
//slice_trim = resolved_frequency;
slice_width = abs(f_max - f_min);
slice_trim = (240 - (slice_width * 240 / CC_SLICE_WIDTH)) / 2;
//portapack::display.fill_rectangle({0, 97, 240, 4}, Color::black());
//portapack::display.fill_rectangle({0, 97, slice_trim, 4}, Color::orange());
//portapack::display.fill_rectangle({240 - slice_trim, 97, slice_trim, 4}, Color::orange());
portapack::display.fill_rectangle({0, 97, 240, 4}, Color::black());
portapack::display.fill_rectangle({0, 97, slice_trim, 4}, Color::orange());
portapack::display.fill_rectangle({240 - slice_trim, 97, slice_trim, 4}, Color::orange());
slices_max = 1;
slices_counter = 0;
@ -299,7 +285,7 @@ CloseCallView::CloseCallView(
NavigationView& nav
)
{
baseband::run_image(portapack::spi_flash::image_tag_closecall);
baseband::run_image(portapack::spi_flash::image_tag_wideband_spectrum);
add_children({
&text_labels_a,
@ -328,8 +314,7 @@ CloseCallView::CloseCallView(
text_mhz.set_style(&style_grey);
big_display.set_style(&style_grey);
// DEBUG
receiver_model.set_tuning_frequency(464400000);
baseband::set_spectrum(CC_SLICE_WIDTH, 32);
field_threshold.set_value(80);
field_threshold.on_change = [this](int32_t v) {
@ -338,8 +323,7 @@ CloseCallView::CloseCallView(
field_frequency_min.set_value(receiver_model.tuning_frequency());
field_frequency_min.set_step(100000);
field_frequency_min.on_change = [this](rf::Frequency f) {
(void)f;
field_frequency_min.on_change = [this](rf::Frequency) {
this->on_range_changed();
};
field_frequency_min.on_edit = [this, &nav]() {
@ -352,8 +336,7 @@ CloseCallView::CloseCallView(
field_frequency_max.set_value(receiver_model.tuning_frequency() + 2000000);
field_frequency_max.set_step(100000);
field_frequency_max.on_change = [this](rf::Frequency f) {
(void)f;
field_frequency_max.on_change = [this](rf::Frequency) {
this->on_range_changed();
};
field_frequency_max.on_edit = [this, &nav]() {
@ -385,7 +368,7 @@ CloseCallView::CloseCallView(
};
receiver_model.set_modulation(ReceiverModel::Mode::SpectrumAnalysis);
receiver_model.set_sampling_rate(3072000);
receiver_model.set_sampling_rate(CC_SLICE_WIDTH);
receiver_model.set_baseband_bandwidth(2500000);
receiver_model.enable();
}

31
firmware/application/ui_closecall.hpp
View File

@ -29,9 +29,10 @@
namespace ui {
#define CC_SLICE_WIDTH 3072000 // Radio bandwidth
#define CC_BIN_NB 256 // Total power bins
#define CC_BIN_WIDTH CC_SLICE_WIDTH/CC_BIN_NB
#define CC_SLICE_WIDTH 2500000 // Radio bandwidth
#define CC_BIN_NB 256 // Total power bins (skip 4 at center, 2*6 on sides)
#define CC_BIN_NB_NO_DC (CC_BIN_NB - 16)
#define CC_BIN_WIDTH (CC_SLICE_WIDTH / CC_BIN_NB)
class CloseCallView : public View {
public:
@ -62,26 +63,28 @@ private:
};
rf::Frequency f_min, f_max;
Coord last_pos = 0;
Coord last_pos { 0 };
ChannelSpectrumFIFO* fifo { nullptr };
uint8_t detect_counter = 0, release_counter = 0;
uint8_t detect_counter { 0 }, release_counter { 0 };
uint8_t slice_trim;
uint32_t mean = 0;
uint32_t min_threshold = 80; // Todo: Put this in persistent / settings
uint32_t mean { 0 };
uint32_t min_threshold { 80 }; // Todo: Put this in persistent / settings
rf::Frequency slice_start;
rf::Frequency slice_frequency;
uint8_t slices_max;
uint8_t slices_counter;
uint16_t last_channel;
int16_t last_channel;
uint32_t weight { 0 };
uint64_t frequency_acc { 0 };
rf::Frequency scan_span, resolved_frequency;
uint16_t locked_imax;
uint8_t slicemax_db[32]; // Todo: Cap max slices !
uint8_t slicemax_idx[32];
uint8_t slicemax_pow[32]; // Todo: Cap max slices !
int16_t slicemax_idx[32];
uint8_t scan_counter;
SignalToken signal_token_tick_second;
bool ignore = true;
bool slicing;
bool locked = false;
SignalToken signal_token_tick_second { };
bool ignore { true };
bool slicing { false };
bool locked { false };
void on_channel_spectrum(const ChannelSpectrum& spectrum);
void on_range_changed();

7
firmware/baseband/CMakeLists.txt
View File

@ -336,13 +336,6 @@ set(MODE_CPPSRC
)
DeclareTargets(PSPE wideband_spectrum)
### Close Call
set(MODE_CPPSRC
proc_closecall.cpp
)
DeclareTargets(PCLC closecall)
### OOK
set(MODE_CPPSRC

4
firmware/baseband/baseband_thread.cpp
View File

@ -64,6 +64,10 @@ BasebandThread::~BasebandThread() {
thread = nullptr;
}
void BasebandThread::set_sampling_rate(uint32_t new_sampling_rate) {
sampling_rate = new_sampling_rate;
}
void BasebandThread::run() {
baseband_sgpio.init();
baseband::dma::init();

2
firmware/baseband/baseband_thread.hpp
View File

@ -49,6 +49,8 @@ public:
return _direction;
}
void set_sampling_rate(uint32_t new_sampling_rate);
private:
static Thread* thread;

74
firmware/baseband/proc_closecall.cpp
View File

@ -1,74 +0,0 @@
/*
* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
* Copyright (C) 2016 Furrtek
*
* This file is part of PortaPack.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#include "proc_closecall.hpp"
#include "event_m4.hpp"
#include <cstdint>
#include <cstddef>
#include <array>
void CloseCallProcessor::execute(const buffer_c8_t& buffer) {
if( phase == 0 ) {
std::fill(spectrum.begin(), spectrum.end(), 0);
}
for(size_t i=0; i<spectrum.size(); i++) {
spectrum[i] += buffer.p[i + 0];
spectrum[i] += buffer.p[i + 1024];
}
if( phase == 20 ) {
const buffer_c16_t buffer_c16 {
spectrum.data(),
spectrum.size(),
buffer.sampling_rate
};
channel_spectrum.feed(
buffer_c16,
0, 0
);
phase = 0;
} else {
phase++;
}
}
void CloseCallProcessor::on_message(const Message* const message) {
switch(message->id) {
case Message::ID::UpdateSpectrum:
case Message::ID::SpectrumStreamingConfig:
channel_spectrum.on_message(message);
break;
default:
break;
}
}
int main() {
EventDispatcher event_dispatcher { std::make_unique<CloseCallProcessor>() };
event_dispatcher.run();
return 0;
}

52
firmware/baseband/proc_closecall.hpp
View File

@ -1,52 +0,0 @@
/*
* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
* Copyright (C) 2016 Furrtek
*
* This file is part of PortaPack.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifndef __PROC_CLOSECALLPROCESSOR_H__
#define __PROC_CLOSECALLPROCESSOR_H__
#include "baseband_processor.hpp"
#include "baseband_thread.hpp"
#include "spectrum_collector.hpp"
#include "message.hpp"
#include <cstddef>
#include <array>
#include <complex>
class CloseCallProcessor : public BasebandProcessor {
public:
void execute(const buffer_c8_t& buffer) override;
void on_message(const Message* const message) override;
private:
BasebandThread baseband_thread { 3072000, this, NORMALPRIO + 20, baseband::Direction::Receive };
SpectrumCollector channel_spectrum { };
std::array<complex16_t, 256> spectrum { };
size_t phase = 0;
};
#endif/*__PROC_CLOSECALLPROCESSOR_H__*/

2
firmware/baseband/proc_wfm_audio.hpp
View File

@ -80,7 +80,7 @@ private:
unsigned int c { 0 }, synth_acc { 0 };
uint32_t synth_div { 0 };
bool pwmrssi_enabled = false;
bool pwmrssi_enabled { false };
uint32_t pwmrssi_avg { 0 };
bool configured { false };

19
firmware/baseband/proc_wideband_spectrum.cpp
View File

@ -34,6 +34,8 @@ void WidebandSpectrum::execute(const buffer_c8_t& buffer) {
// 2048 complex8_t samples per buffer.
// 102.4us per buffer. 20480 instruction cycles per buffer.
if (!configured) return;
if( phase == 0 ) {
std::fill(spectrum.begin(), spectrum.end(), 0);
}
@ -45,7 +47,7 @@ void WidebandSpectrum::execute(const buffer_c8_t& buffer) {
spectrum[i] += buffer.p[i + 1024];
}
if( phase == 127 ) {
if( phase == trigger ) {
const buffer_c16_t buffer_c16 {
spectrum.data(),
spectrum.size(),
@ -61,11 +63,20 @@ void WidebandSpectrum::execute(const buffer_c8_t& buffer) {
}
}
void WidebandSpectrum::on_message(const Message* const message) {
switch(message->id) {
void WidebandSpectrum::on_message(const Message* const msg) {
const WidebandSpectrumConfigMessage message = *reinterpret_cast<const WidebandSpectrumConfigMessage*>(msg);
switch(msg->id) {
case Message::ID::UpdateSpectrum:
case Message::ID::SpectrumStreamingConfig:
channel_spectrum.on_message(message);
channel_spectrum.on_message(msg);
break;
case Message::ID::WidebandSpectrumConfig:
baseband_fs = message.sampling_rate;
trigger = message.trigger;
baseband_thread.set_sampling_rate(baseband_fs);
configured = true;
break;
default:

8
firmware/baseband/proc_wideband_spectrum.hpp
View File

@ -41,16 +41,18 @@ public:
void on_message(const Message* const message) override;
private:
static constexpr size_t baseband_fs = 20000000;
bool configured = false;
BasebandThread baseband_thread { baseband_fs, this, NORMALPRIO + 20, baseband::Direction::Receive };
size_t baseband_fs = 20000000;
BasebandThread baseband_thread { baseband_fs, this, NORMALPRIO + 20 };
RSSIThread rssi_thread { NORMALPRIO + 10 };
SpectrumCollector channel_spectrum { };
std::array<complex16_t, 256> spectrum { };
size_t phase = 0;
size_t phase = 0, trigger = 127;
};
#endif/*__PROC_WIDEBAND_SPECTRUM_H__*/

16
firmware/common/message.hpp
View File

@ -83,6 +83,7 @@ public:
DTMFTXConfig = 39,
ADSBConfigure = 40,
JammerConfigure = 41,
WidebandSpectrumConfig = 42,
POCSAGPacket = 50,
@ -232,6 +233,21 @@ public:
Mode mode { Mode::Stopped };
};
class WidebandSpectrumConfigMessage : public Message {
public:
constexpr WidebandSpectrumConfigMessage (
size_t sampling_rate,
size_t trigger
) : Message { ID::WidebandSpectrumConfig },
sampling_rate { sampling_rate },
trigger { trigger }
{
}
size_t sampling_rate { 0 };
size_t trigger { 0 };
};
struct ChannelSpectrum {
std::array<uint8_t, 256> db { { 0 } };
uint32_t sampling_rate { 0 };

1
firmware/common/spi_image.hpp
View File

@ -72,7 +72,6 @@ constexpr image_tag_t image_tag_tpms { 'P', 'T', 'P', 'M' };
constexpr image_tag_t image_tag_pocsag { 'P', 'P', 'O', 'C' };
constexpr image_tag_t image_tag_wfm_audio { 'P', 'W', 'F', 'M' };
constexpr image_tag_t image_tag_wideband_spectrum { 'P', 'S', 'P', 'E' };
constexpr image_tag_t image_tag_closecall { 'P', 'C', 'L', 'C' };
constexpr image_tag_t image_tag_jammer { 'P', 'J', 'A', 'M' };
constexpr image_tag_t image_tag_audio_tx { 'P', 'A', 'T', 'X' };

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firmware/portapack-h1-havoc.bin
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