mayhem-firmware/firmware/application/ui_encoders.cpp

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/*
* 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_encoders.hpp"
#include "baseband_api.hpp"
#include "string_format.hpp"
#include "portapack_persistent_memory.hpp"
#include <cstring>
#include <stdio.h>
using namespace portapack;
namespace ui {
void EncodersView::focus() {
options_enctype.focus();
}
EncodersView::~EncodersView() {
transmitter_model.disable();
baseband::shutdown();
}
void EncodersView::generate_frame() {
size_t i;
debug_text.clear();
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i = 0;
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for (auto c : encoder_def->word_format) {
if (c == 'S')
debug_text += encoder_def->sync;
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else
debug_text += encoder_def->bit_format[symfield_word.get_sym(i++)];
}
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draw_waveform();
}
void EncodersView::draw_waveform() {
uint32_t n, length;
length = debug_text.length();
for (n = 0; n < length; n++) {
if (debug_text[n] == '0')
waveform_buffer[n] = 0;
else
waveform_buffer[n] = 1;
}
waveform.set_length(length);
waveform.set_dirty();
}
void EncodersView::update_progress() {
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char str[16];
// text_status.set(" ");
if (tx_mode == SINGLE) {
strcpy(str, to_string_dec_uint(repeat_index).c_str());
strcat(str, "/");
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strcat(str, to_string_dec_uint(encoder_def->repeat_min).c_str());
text_status.set(str);
progress.set_value(repeat_index);
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/*} else if (tx_mode == SCAN) {
strcpy(str, to_string_dec_uint(repeat_index).c_str());
strcat(str, "/");
strcat(str, to_string_dec_uint(portapack::persistent_memory::afsk_repeats()).c_str());
strcat(str, " ");
strcat(str, to_string_dec_uint(scan_index + 1).c_str());
strcat(str, "/");
strcat(str, to_string_dec_uint(scan_count).c_str());
text_status.set(str);
progress.set_value(scan_progress);*/
} else {
text_status.set("Ready");
progress.set_value(0);
}
}
void EncodersView::on_txdone(int n, const bool txdone) {
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//char str[16];
if (!txdone) {
// Repeating...
repeat_index = n + 1;
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/*if (tx_mode == SCAN) {
scan_progress++;
update_progress();
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} else {*/
update_progress();
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//}
} else {
// Done transmitting
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/*if ((tx_mode == SCAN) && (scan_index < (scan_count - 1))) {
transmitter_model.disable();
if (abort_scan) {
// Kill scan process
strcpy(str, "Abort @");
strcat(str, rgsb);
text_status.set(str);
progress.set_value(0);
tx_mode = IDLE;
abort_scan = false;
button_scan.set_style(&style_val);
button_scan.set_text("SCAN");
} else {
// Next address
scan_index++;
strcpy(rgsb, &scan_list[options_scanlist.selected_index()].addresses[scan_index * 5]);
scan_progress++;
repeat_index = 1;
update_progress();
start_tx(true);
}
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} else {*/
transmitter_model.disable();
tx_mode = IDLE;
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text_status.set("Done");
progress.set_value(0);
tx_view.set_transmitting(false);
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//}
}
}
void EncodersView::on_tuning_frequency_changed(rf::Frequency f) {
transmitter_model.set_tuning_frequency(f);
}
void EncodersView::start_tx(const bool scan) {
char ook_bitstream[256];
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uint32_t ook_bitstream_length;
(void)scan;
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/*if (scan) {
if (tx_mode != SCAN) {
scan_index = 0;
scan_count = scan_list[options_scanlist.selected_index()].count;
scan_progress = 1;
repeat_index = 1;
tx_mode = SCAN;
strcpy(rgsb, &scan_list[options_scanlist.selected_index()].addresses[0]);
progress.set_max(scan_count * afsk_repeats);
update_progress();
}
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} else {*/
tx_mode = SINGLE;
repeat_index = 1;
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progress.set_max(encoder_def->repeat_min);
update_progress();
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//}
generate_frame();
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// Clear bitstream
memset(ook_bitstream, 0, 256);
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size_t n = 0;
for (auto c : debug_text) {
if (c != '0')
ook_bitstream[n >> 3] |= (1 << (7 - (n & 7)));
n++;
}
ook_bitstream_length = n;
transmitter_model.set_sampling_rate(2280000U);
transmitter_model.set_rf_amp(true);
transmitter_model.set_lna(40);
transmitter_model.set_vga(40);
transmitter_model.set_baseband_bandwidth(1750000);
transmitter_model.enable();
memcpy(shared_memory.bb_data.data, ook_bitstream, 256);
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baseband::set_ook_data(
ook_bitstream_length,
// 2280000/2 = 1140000Hz = 0,877192982us
// numberfield_clk.value() / encoder_def->clk_per_fragment
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// 455000 / 12 = 37917Hz = 26,37339452us
228000 / ((numberfield_clk.value() * 1000) / encoder_def->clk_per_fragment),
encoder_def->repeat_min,
encoder_def->pause_symbols
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);
}
void EncodersView::on_type_change(size_t index) {
std::string word_format, format_string = "";
size_t word_length;
char symbol_type;
//size_t address_length;
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enc_type = index;
encoder_def = &encoder_defs[enc_type];
numberfield_clk.set_value(encoder_def->default_speed / 1000);
// SymField setup
word_length = encoder_def->word_length;
symfield_word.set_length(word_length);
size_t n = 0, i = 0;
while (n < word_length) {
symbol_type = encoder_def->word_format.at(i++);
if (symbol_type == 'A') {
symfield_word.set_symbol_list(n++, encoder_def->address_symbols);
format_string += 'A';
} else if (symbol_type == 'D') {
symfield_word.set_symbol_list(n++, encoder_def->data_symbols);
format_string += 'D';
}
}
// Ugly :( Pad to erase
while (format_string.length() < 24)
format_string += ' ';
text_format.set(format_string);
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generate_frame();
}
void EncodersView::on_show() {
// TODO: Remove ?
options_enctype.set_selected_index(enc_type);
on_type_change(enc_type);
}
EncodersView::EncodersView(NavigationView& nav) {
using name_t = std::string;
using value_t = int32_t;
using option_t = std::pair<name_t, value_t>;
using options_t = std::vector<option_t>;
options_t enc_options;
size_t i;
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baseband::run_image(portapack::spi_flash::image_tag_ook);
// Default encoder def
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encoder_def = &encoder_defs[0];
add_children({
&labels,
&options_enctype,
&numberfield_clk,
&numberfield_bitduration,
&numberfield_wordduration,
//&field_debug,
&symfield_word,
&text_format,
//&text_format_a, // DEBUG
//&text_format_d, // DEBUG
&waveform,
&text_status,
&progress,
&tx_view
});
// Load encoder types
for (i = 0; i < ENC_TYPES_COUNT; i++)
enc_options.emplace_back(std::make_pair(encoder_defs[i].name, i));
options_enctype.on_change = [this](size_t index, int32_t value) {
(void)value;
this->on_type_change(index);
};
options_enctype.set_options(enc_options);
options_enctype.set_selected_index(0);
symfield_word.on_change = [this]() {
this->generate_frame();
};
// DEBUG
/*field_debug.on_change = [this](int32_t value) {
uint32_t l;
de_bruijn debruijn_seq;
debruijn_seq.init(value);
l = 1;
l <<= value;
l--;
if (l > 25)
l = 25;
text_format.set(to_string_bin(debruijn_seq.compute(l), 25));
};*/
// Selecting input clock changes symbol and word duration
numberfield_clk.on_change = [this](int32_t value) {
//int32_t new_value = 1000000 / (((float)value * 1000) / encoder_def->clk_per_symbol);
// value is in kHz, new_value is in us
int32_t new_value = 1000000 / ((value * 1000) / encoder_def->clk_per_symbol);
if (new_value != numberfield_bitduration.value()) {
numberfield_bitduration.set_value(new_value, false);
numberfield_wordduration.set_value(new_value * encoder_def->word_length, false);
}
};
// Selecting symbol duration changes input clock and word duration
numberfield_bitduration.on_change = [this](int32_t value) {
int32_t new_value = 1000000 / (((float)value * 1000) / encoder_def->clk_per_symbol);
if (new_value != numberfield_clk.value()) {
numberfield_clk.set_value(new_value, false);
numberfield_wordduration.set_value(value * encoder_def->word_length, false);
}
};
// Selecting word duration changes input clock and symbol duration
numberfield_wordduration.on_change = [this](int32_t value) {
int32_t new_value = value / encoder_def->word_length;
if (new_value != numberfield_bitduration.value()) {
numberfield_bitduration.set_value(new_value, false);
numberfield_clk.set_value(1000000 / (((float)new_value * 1000) / encoder_def->clk_per_symbol), false);
}
};
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]() {
tx_view.set_transmitting(true);
start_tx(false);
};
tx_view.on_stop = [this]() {
tx_view.set_transmitting(false);
};
}
} /* namespace ui */