mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
synced 2024-12-15 04:28:10 +00:00
150 lines
3.4 KiB
C++
150 lines
3.4 KiB
C++
/*
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* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
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*
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* This file is part of PortaPack.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#include "app_ert.hpp"
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#include "portapack.hpp"
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using namespace portapack;
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#include "manchester.hpp"
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#include "lpc43xx_cpp.hpp"
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using namespace lpc43xx;
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#include "string_format.hpp"
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namespace ert {
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size_t Packet::length() const {
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return payload_length_;
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}
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bool Packet::is_valid() const {
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return true;
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}
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rtc::RTC Packet::received_at() const {
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return received_at_;
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}
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Packet::Type Packet::type() const {
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return type_;
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}
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ID Packet::id() const {
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if( type() == Packet::Type::SCM ) {
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const auto msb = reader_.read(0, 2);
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const auto lsb = reader_.read(35, 24);
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return (msb << 24) | lsb;
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}
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if( type() == Packet::Type::IDM ) {
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return reader_.read(5 * 8, 32);
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}
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return invalid_id;
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}
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Consumption Packet::consumption() const {
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if( type() == Packet::Type::SCM ) {
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return reader_.read(11, 24);
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}
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if( type() == Packet::Type::IDM ) {
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return reader_.read(25 * 8, 32);
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}
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return invalid_consumption;
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}
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} /* namespace ert */
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ERTModel::ERTModel() {
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receiver_model.set_baseband_configuration({
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.mode = 6,
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.sampling_rate = 4194304,
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.decimation_factor = 1,
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});
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receiver_model.set_baseband_bandwidth(1750000);
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log_file.open_for_append("ert.txt");
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}
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bool ERTModel::on_packet(const ert::Packet&) {
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return true;
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}
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namespace ui {
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void ERTView::on_show() {
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Console::on_show();
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auto& message_map = context().message_map();
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message_map.register_handler(Message::ID::ERTPacket,
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[this](Message* const p) {
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const auto message = static_cast<const ERTPacketMessage*>(p);
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rtc::RTC datetime;
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rtcGetTime(&RTCD1, &datetime);
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ert::Packet::Type packet_type = ert::Packet::Type::Unknown;
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if( message->packet.preamble == 0x1f2a60 ) {
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packet_type = ert::Packet::Type::SCM;
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} else if( message->packet.preamble == 0x555516a3 ) {
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packet_type = ert::Packet::Type::IDM;
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}
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const ert::Packet packet { datetime, packet_type, message->packet.payload, message->packet.bits_received };
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if( this->model.on_packet(packet) ) {
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this->on_packet(packet);
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}
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}
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);
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}
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void ERTView::on_hide() {
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auto& message_map = context().message_map();
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message_map.unregister_handler(Message::ID::ERTPacket);
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Console::on_hide();
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}
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void ERTView::on_packet(const ert::Packet& packet) {
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std::string msg;
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switch(packet.type()) {
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case ert::Packet::Type::SCM:
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msg += "SCM ";
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msg += to_string_dec_uint(packet.id(), 10);
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msg += " ";
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msg += to_string_dec_uint(packet.consumption(), 10);
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break;
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case ert::Packet::Type::IDM:
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msg += "IDM ";
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msg += to_string_dec_uint(packet.id(), 10);
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msg += " ";
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msg += to_string_dec_uint(packet.consumption(), 10);
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break;
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default:
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msg += "???";
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break;
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}
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writeln(msg);
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}
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} /* namespace ui */
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