portapack-mayhem/firmware/application/apps/ui_coasterp.cpp

170 lines
4.1 KiB
C++

/*
* 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 "ui_coasterp.hpp"
#include "baseband_api.hpp"
#include "cpld_update.hpp"
#include "portapack_persistent_memory.hpp"
#include <cstring>
#include <stdio.h>
using namespace portapack;
namespace ui {
void CoasterPagerView::focus() {
sym_data.focus();
}
CoasterPagerView::~CoasterPagerView() {
// save app settings
app_settings.tx_frequency = transmitter_model.tuning_frequency();
settings.save("tx_coaster", &app_settings);
transmitter_model.disable();
hackrf::cpld::load_sram_no_verify(); // to leave all RX ok, without ghost signal problem at the exit .
baseband::shutdown(); // better this function at the end, not load_sram() that sometimes produces hang up.
}
void CoasterPagerView::generate_frame() {
uint8_t frame[19];
uint32_t c;
// Preamble (8 bytes)
for (c = 0; c < 8; c++)
frame[c] = 0x55; // Isn't this 0xAA ?
// Sync word
frame[8] = 0x2D;
frame[9] = 0xD4;
// Data length
frame[10] = 8;
// Data
for (c = 0; c < 8; c++)
frame[c + 11] = (sym_data.get_sym(c * 2) << 4) | sym_data.get_sym(c * 2 + 1);
// Copy for baseband
memcpy(shared_memory.bb_data.data, frame, 19);
}
void CoasterPagerView::start_tx() {
generate_frame();
transmitter_model.set_sampling_rate(2280000);
transmitter_model.set_baseband_bandwidth(1750000);
transmitter_model.enable();
baseband::set_fsk_data(19 * 8, 2280000 / 1000, 5000, 32);
}
void CoasterPagerView::on_tx_progress(const uint32_t progress, const bool done) {
(void)progress;
uint16_t address = 0;
uint32_t c;
if (done) {
if (tx_mode == SINGLE) {
transmitter_model.disable();
tx_mode = IDLE;
tx_view.set_transmitting(false);
} else if (tx_mode == SCAN) {
// Increment address
for (c = 0; c < 4; c++) {
address <<= 4;
address |= sym_data.get_sym(12 + c);
}
address++;
for (c = 0; c < 4; c++) {
sym_data.set_sym(15 - c, address & 0x0F);
address >>= 4;
}
start_tx();
}
}
}
CoasterPagerView::CoasterPagerView(NavigationView& nav) {
const uint8_t data_init[8] = { 0x44, 0x01, 0x3B, 0x30, 0x30, 0x30, 0x34, 0xBC };
uint32_t c;
baseband::run_image(portapack::spi_flash::image_tag_fsktx);
add_children({
&labels,
&sym_data,
&checkbox_scan,
&text_message,
&tx_view
});
// load app settings
auto rc = settings.load("tx_coaster", &app_settings);
if(rc == SETTINGS_OK) {
transmitter_model.set_rf_amp(app_settings.tx_amp);
transmitter_model.set_channel_bandwidth(app_settings.channel_bandwidth);
transmitter_model.set_tuning_frequency(app_settings.tx_frequency);
transmitter_model.set_tx_gain(app_settings.tx_gain);
}
// Bytes to nibbles
for (c = 0; c < 16; c++)
sym_data.set_sym(c, (data_init[c >> 1] >> ((c & 1) ? 0 : 4)) & 0x0F);
checkbox_scan.set_value(false);
generate_frame();
tx_view.on_edit_frequency = [this, &nav]() {
auto new_view = nav.push<FrequencyKeypadView>(receiver_model.tuning_frequency());
new_view->on_changed = [this](rf::Frequency f) {
receiver_model.set_tuning_frequency(f);
};
};
tx_view.on_start = [this]() {
if (tx_mode == IDLE) {
if (checkbox_scan.value())
tx_mode = SCAN;
else
tx_mode = SINGLE;
tx_view.set_transmitting(true);
start_tx();
}
};
tx_view.on_stop = [this]() {
tx_view.set_transmitting(false);
tx_mode = IDLE;
};
}
} /* namespace ui */