mayhem-firmware/firmware/application/app_tpms.cpp

97 lines
2.9 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 "app_tpms.hpp"
#include "portapack.hpp"
using namespace portapack;
#include <hal.h>
// #include "lpc43xx_cpp.hpp"
// using namespace lpc43xx;
// TODO: SERIOUSLY!? Including this, just to use to_string_hex?! Refactor!!!1
#include "ui_widget.hpp"
TPMSModel::TPMSModel() {
receiver_model.set_baseband_configuration({
.mode = 5,
.sampling_rate = 2457600,
.decimation_factor = 4,
});
receiver_model.set_baseband_bandwidth(1750000);
log_file.open_for_append("tpms.txt");
}
ManchesterFormatted TPMSModel::on_packet(const TPMSPacketMessage& message) {
const ManchesterDecoder decoder(message.packet.payload, message.packet.bits_received, 1);
const auto hex_formatted = format_manchester(decoder);
if( log_file.is_ready() ) {
rtc::RTC datetime;
rtcGetTime(&RTCD1, &datetime);
std::string timestamp =
ui::to_string_dec_uint(datetime.year(), 4) +
ui::to_string_dec_uint(datetime.month(), 2, '0') +
ui::to_string_dec_uint(datetime.day(), 2, '0') +
ui::to_string_dec_uint(datetime.hour(), 2, '0') +
ui::to_string_dec_uint(datetime.minute(), 2, '0') +
ui::to_string_dec_uint(datetime.second(), 2, '0');
const auto tuning_frequency = receiver_model.tuning_frequency();
// TODO: function doesn't take uint64_t, so when >= 1<<32, weirdness will ensue!
const auto tuning_frequency_str = ui::to_string_dec_uint(tuning_frequency, 10);
std::string log = timestamp + " " + tuning_frequency_str + " FSK 38.4 19.2 " + hex_formatted.data + "/" + hex_formatted.errors + "\r\n";
log_file.write(log);
}
return hex_formatted;
}
namespace ui {
void TPMSView::on_show() {
Console::on_show();
auto& message_map = context().message_map();
message_map.register_handler(Message::ID::TPMSPacket,
[this](Message* const p) {
const auto message = static_cast<const TPMSPacketMessage*>(p);
this->log(this->model.on_packet(*message));
}
);
}
void TPMSView::on_hide() {
auto& message_map = context().message_map();
message_map.unregister_handler(Message::ID::TPMSPacket);
Console::on_hide();
}
void TPMSView::log(const ManchesterFormatted& formatted) {
writeln(formatted.data.substr(0, 240 / 8));
}
} /* namespace ui */