mayhem-firmware/firmware/application/apps/tpms_app.cpp
2023-05-11 11:44:19 +12:00

268 lines
7.0 KiB
C++

/*
* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
*
* 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 "tpms_app.hpp"
#include "baseband_api.hpp"
#include "portapack.hpp"
using namespace portapack;
#include "string_format.hpp"
#include "utility.hpp"
namespace tpms {
namespace format {
static bool use_kpa = true;
static bool use_celsius = true;
std::string type(Reading::Type type) {
return to_string_dec_uint(toUType(type), 2);
}
std::string id(TransponderID id) {
return to_string_hex(id.value(), 8);
}
std::string pressure(Pressure pressure) {
return to_string_dec_int(use_kpa? pressure.kilopascal():pressure.psi(), 3);
}
std::string temperature(Temperature temperature) {
return to_string_dec_int(use_celsius? temperature.celsius():temperature.fahrenheit(), 3);
}
std::string flags(Flags flags) {
return to_string_hex(flags, 2);
}
static std::string signal_type(SignalType signal_type) {
switch(signal_type) {
case SignalType::FSK_19k2_Schrader: return "FSK 38400 19200 Schrader";
case SignalType::OOK_8k192_Schrader: return "OOK - 8192 Schrader";
case SignalType::OOK_8k4_Schrader: return "OOK - 8400 Schrader";
default: return "- - - -";
}
}
} /* namespace format */
} /* namespace tpms */
void TPMSLogger::on_packet(const tpms::Packet& packet, const uint32_t target_frequency) {
const auto hex_formatted = packet.symbols_formatted();
// TODO: function doesn't take uint64_t, so when >= 1<<32, weirdness will ensue!
const auto tuning_frequency_str = to_string_dec_uint(target_frequency, 10);
std::string entry = tuning_frequency_str + " " + tpms::format::signal_type(packet.signal_type()) + " " + hex_formatted.data + "/" + hex_formatted.errors;
log_file.write_entry(packet.received_at(), entry);
}
const TPMSRecentEntry::Key TPMSRecentEntry::invalid_key = { tpms::Reading::Type::None, 0 };
void TPMSRecentEntry::update(const tpms::Reading& reading) {
received_count++;
if( reading.pressure().is_valid() ) {
last_pressure = reading.pressure();
}
if( reading.temperature().is_valid() ) {
last_temperature = reading.temperature();
}
if( reading.flags().is_valid() ) {
last_flags = reading.flags();
}
}
namespace ui {
template<>
void RecentEntriesTable<TPMSRecentEntries>::draw(
const Entry& entry,
const Rect& target_rect,
Painter& painter,
const Style& style
) {
std::string line = tpms::format::type(entry.type) + " " + tpms::format::id(entry.id);
if( entry.last_pressure.is_valid() ) {
line += " " + tpms::format::pressure(entry.last_pressure.value());
} else {
line += " " " ";
}
if( entry.last_temperature.is_valid() ) {
line += " " + tpms::format::temperature(entry.last_temperature.value());
} else {
line += " " " ";
}
if( entry.received_count > 999 ) {
line += " +++";
} else {
line += " " + to_string_dec_uint(entry.received_count, 3);
}
if( entry.last_flags.is_valid() ) {
line += " " + tpms::format::flags(entry.last_flags.value());
} else {
line += " " " ";
}
line.resize(target_rect.width() / 8, ' ');
painter.draw_string(target_rect.location(), style, line);
}
TPMSAppView::TPMSAppView(NavigationView&) {
baseband::run_image(portapack::spi_flash::image_tag_tpms);
add_children({
&rssi,
&channel,
&options_band,
&options_pressure,
&options_temperature,
&field_rf_amp,
&field_lna,
&field_vga,
&recent_entries_view
});
// load app settings
auto rc = settings.load("rx_tpms", &app_settings);
if(rc == SETTINGS_OK) {
field_lna.set_value(app_settings.lna);
field_vga.set_value(app_settings.vga);
field_rf_amp.set_value(app_settings.rx_amp);
options_band.set_by_value(app_settings.rx_frequency);
}
else options_band.set_by_value(receiver_model.tuning_frequency());
receiver_model.set_tuning_frequency(tuning_frequency());
receiver_model.set_sampling_rate(sampling_rate);
receiver_model.set_baseband_bandwidth(baseband_bandwidth);
receiver_model.enable(); // Before using radio::enable(), but not updating Ant.DC-Bias.
/* radio::enable({
tuning_frequency(),
sampling_rate,
baseband_bandwidth,
rf::Direction::Receive,
receiver_model.rf_amp(),
static_cast<int8_t>(receiver_model.lna()),
static_cast<int8_t>(receiver_model.vga()),
}); */
options_band.on_change = [this](size_t, OptionsField::value_t v) {
this->on_band_changed(v);
};
options_band.set_by_value(target_frequency());
options_pressure.on_change = [this](size_t, int32_t i) {
tpms::format::use_kpa = !i;
update_view();
};
options_pressure.set_selected_index(0, true);
options_temperature.on_change = [this](size_t, int32_t i) {
tpms::format::use_celsius = !i;
update_view();
};
options_temperature.set_selected_index(0, true);
logger = std::make_unique<TPMSLogger>();
if( logger ) {
logger->append(u"tpms.txt");
}
}
TPMSAppView::~TPMSAppView() {
// save app settings
app_settings.rx_frequency = target_frequency_;
settings.save("rx_tpms", &app_settings);
receiver_model.disable(); // to switch off all, including DC bias and change flag enabled_
baseband::shutdown();
}
void TPMSAppView::focus() {
options_band.focus();
}
void TPMSAppView::update_view() {
recent_entries_view.set_parent_rect(view_normal_rect);
}
void TPMSAppView::set_parent_rect(const Rect new_parent_rect) {
View::set_parent_rect(new_parent_rect);
view_normal_rect = { 0, header_height, new_parent_rect.width(), new_parent_rect.height() - header_height };
update_view();
}
void TPMSAppView::on_packet(const tpms::Packet& packet) {
if( logger ) {
logger->on_packet(packet, target_frequency());
}
const auto reading_opt = packet.reading();
if( reading_opt.is_valid() ) {
const auto reading = reading_opt.value();
auto& entry = ::on_packet(recent, TPMSRecentEntry::Key { reading.type(), reading.id() });
entry.update(reading);
recent_entries_view.set_dirty();
}
}
void TPMSAppView::on_show_list() {
recent_entries_view.hidden(false);
recent_entries_view.focus();
}
void TPMSAppView::on_band_changed(const uint32_t new_band_frequency) {
set_target_frequency(new_band_frequency);
}
void TPMSAppView::set_target_frequency(const uint32_t new_value) {
target_frequency_ = new_value;
radio::set_tuning_frequency(tuning_frequency());
}
uint32_t TPMSAppView::target_frequency() const {
return target_frequency_;
}
uint32_t TPMSAppView::tuning_frequency() const {
return target_frequency() - (sampling_rate / 4);
}
} /* namespace ui */