Utility: CW generator

doc/README.md

@@ -1,5 +0,0 @@
-![Stealth mode icon](stealth.png)
-
-If enabled (green), transmitting will be done with the screen's backlight off.
-The TX LED will also be blinking to indicate activity.
-Turn the backlight on again by pressing any button.

firmware/application/CMakeLists.txt

@@ -159,6 +159,7 @@ set(CPPSRC
 	ui_bht_tx.cpp
 	ui_channel.cpp
 	ui_closecall.cpp
+	ui_cw.cpp
 	ui_debug.cpp
 	ui_encoders.cpp
 	ui_font_fixed_8x16.cpp

firmware/application/main.cpp

@@ -29,9 +29,18 @@
 
 //TEST: Imperial in whipcalc
 
+//TODO: Morse transmition time estimate
+//TODO: Morse live keying mode ?
+/*
+Keying speed: 60 or 75 PARIS
+Continuous (Fox-oring)
+12s transmit, 48s space (Sprint 1/5th) 
+60s transmit, 240s space (Classic 1/5 min) 
+60s transmit, 360s space (Classic 1/7 min) 
+*/
 //TODO: Use transmittermodel bw setting
 //TODO: Use Labels widget wherever possible
-//TODO: Use TransmitterView in Morse, TEDI/LCR, Numbers, whistle, jammer...
+//TODO: Use TransmitterView in TEDI/LCR, Numbers, whistle, ...
 //TODO: FreqMan: Add and rename categories
 //TODO: FreqMan: Sort by category in edit screen
 //TODO: FreqMan: Cap entry count per category (only done for total entries right now)

firmware/application/ui_closecall.hpp

@@ -47,6 +47,7 @@ public:
 	void on_show() override;
 	void on_hide() override;
 	void focus() override;
+	
 	std::string title() const override { return "Close Call"; };
 
 private:
@@ -75,7 +76,7 @@ private:
 	uint8_t slices_counter { 0 };
 	int16_t last_channel { 0 };
 	uint32_t weight { 0 };
-	uint64_t frequency_acc { 0 };
+	int64_t frequency_acc { 0 };
 	rf::Frequency scan_span { 0 }, resolved_frequency { 0 };
 	uint16_t locked_imax { 0 };
 	uint8_t slicemax_pow[32];		// Todo: Cap max slices !

firmware/application/ui_cw.cpp

@@ -0,0 +1,84 @@
+/*
+ * 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_cw.hpp"
+
+#include "portapack.hpp"
+#include "baseband_api.hpp"
+
+#include <cstring>
+#include <stdio.h>
+
+using namespace portapack;
+
+namespace ui {
+
+void CWTXView::focus() {
+	tx_view.focus();
+}
+
+CWTXView::~CWTXView() {
+	transmitter_model.disable();
+	baseband::shutdown();
+}
+
+void CWTXView::start_tx() {
+	transmitter_model.set_sampling_rate(1536000U);		// Not important
+	transmitter_model.set_rf_amp(true);
+	transmitter_model.set_baseband_bandwidth(1750000);	// Not important
+	transmitter_model.enable();
+}
+
+void CWTXView::stop_tx() {
+	transmitter_model.disable();
+}
+
+CWTXView::CWTXView(
+	NavigationView& nav
+)
+{
+	baseband::run_image(portapack::spi_flash::image_tag_noop);
+	
+	add_children({
+		&tx_view
+	});
+	
+	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]() {
+		start_tx();
+		tx_view.set_transmitting(true);
+	};
+	
+	tx_view.on_stop = [this]() {
+		stop_tx();
+		tx_view.set_transmitting(false);
+	};
+
+}
+
+} /* namespace ui */

firmware/application/ui_cw.hpp

@@ -0,0 +1,58 @@
+/*
+ * 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.
+ */
+
+#ifndef __CW_TX_H__
+#define __CW_TX_H__
+
+#include "ui.hpp"
+#include "ui_widget.hpp"
+#include "ui_navigation.hpp"
+#include "ui_transmitter.hpp"
+
+#include "portapack.hpp"
+#include "message.hpp"
+
+namespace ui {
+
+class CWTXView : public View {
+public:
+	CWTXView(NavigationView& nav);
+	~CWTXView();
+	
+	void focus() override;
+	
+	std::string title() const override { return "CW generator"; };
+
+private:
+	void start_tx();
+	void stop_tx();
+	
+	TransmitterView tx_view {
+		8 * 16,
+		10000,
+		12
+	};
+};
+
+} /* namespace ui */
+
+#endif/*__CW_TX_H__*/

firmware/application/ui_morse.cpp

@@ -20,14 +20,6 @@
  * Boston, MA 02110-1301, USA.
  */
 
-/*
-Keying speed: 60 or 75 PARIS
-Continuous (Fox-oring)
-12s transmit, 48s space (Sprint 1/5th) 
-60s transmit, 240s space (Classic 1/5 min) 
-60s transmit, 360s space (Classic 1/7 min) 
-*/
-
 #include "ui_morse.hpp"
 
 #include "portapack.hpp"
@@ -43,8 +35,6 @@ using namespace portapack;
 using namespace morse;
 using namespace hackrf::one;
 
-// TODO: Live keying mode: Dit on left key, dah on right ?
-
 namespace ui {
 
 void MorseView::on_set_text(NavigationView& nav) {
@@ -66,32 +56,22 @@ void MorseView::paint(Painter&) {
 }
 
 static WORKING_AREA(ookthread_wa, 256);
+
 static msg_t ookthread_fn(void * arg) {
 	uint32_t v = 0, delay = 0;
 	size_t i = 0;
 	uint8_t * message = shared_memory.bb_data.tones_data.message;
+	uint8_t symbol;
 	MorseView * arg_c = (MorseView*)arg;
 	
 	chRegSetThreadName("ookthread");
 	for (i = 0; i < arg_c->symbol_count; i++) {
 		if (chThdShouldTerminate()) break;
 		
-		if (message[i] == 0) {
+		symbol = message[i];
-			v = 1;
+		
-			delay = MORSE_DOT;
+		v = (symbol < 2) ? 1 : 0;
-		} else if (message[i] == 1) {
+		delay = morse_symbols[v];
-			v = 1;
-			delay = MORSE_DASH;
-		} else if (message[i] == 2) {
-			v = 0;
-			delay = MORSE_SYMBOL_SPACE;
-		} else if (message[i] == 3) {
-			v = 0;
-			delay = MORSE_LETTER_SPACE;
-		} else if (message[i] == 4) {
-			v = 0;
-			delay = MORSE_WORD_SPACE;
-		}
 		
 		gpio_tx.write(v);
 		arg_c->on_tx_progress(i, false);

firmware/application/ui_morse.hpp

@@ -54,6 +54,9 @@ public:
 	void paint(Painter& painter) override;
 
 	void on_tx_progress(const int progress, const bool done);
+	
+	std::string title() const override { return "Morse TX"; };
+	
 	uint32_t time_unit_ms { 0 };
 	size_t symbol_count { 0 };
 private:

firmware/application/ui_navigation.cpp

@@ -35,6 +35,7 @@
 #include "ui_adsbtx.hpp"
 #include "ui_bht_tx.hpp"
 #include "ui_closecall.hpp"
+#include "ui_cw.hpp"
 #include "ui_debug.hpp"
 #include "ui_encoders.hpp"
 #include "ui_freqman.hpp"
@@ -305,10 +306,10 @@ TransmitterCodedMenuView::TransmitterCodedMenuView(NavigationView& nav) {
 	add_items<8>({ {
 		{ "ADS-B Mode S", 			ui::Color::orange(),&bitmap_icon_adsb,	[&nav](){ nav.push<ADSBTxView>(); } },
 		{ "BHT Xy/EP", 				ui::Color::yellow(),&bitmap_icon_bht,	[&nav](){ nav.push<BHTView>(); } },
-		{ "Morse beacon", 			ui::Color::yellow(),&bitmap_icon_morse,	[&nav](){ nav.push<MorseView>(); } },
+		{ "Morse code", 			ui::Color::green(),	&bitmap_icon_morse,	[&nav](){ nav.push<MorseView>(); } },
 		{ "Nuoptix DTMF timecode", 	ui::Color::green(),	&bitmap_icon_nuoptix,	[&nav](){ nav.push<NuoptixView>(); } },
 		{ "OOK remote encoders", 	ui::Color::green(),	&bitmap_icon_remote,	[&nav](){ nav.push<EncodersView>(); } },
-		{ "POCSAG", 				ui::Color::cyan(),	&bitmap_icon_pocsag,	[&nav](){ nav.push<POCSAGTXView>(); } },
+		{ "POCSAG", 				ui::Color::green(),	&bitmap_icon_pocsag,	[&nav](){ nav.push<POCSAGTXView>(); } },
 		{ "RDS",					ui::Color::green(),	&bitmap_icon_rds,	[&nav](){ nav.push<RDSView>(); } },
 		{ "TEDI/LCR AFSK", 			ui::Color::green(), &bitmap_icon_lcr,	[&nav](){ nav.push<LCRView>(); } },
 	} });
@@ -330,8 +331,9 @@ TransmitterAudioMenuView::TransmitterAudioMenuView(NavigationView& nav) {
 /* UtilitiesView *****************************************************************/
 
 UtilitiesView::UtilitiesView(NavigationView& nav) {
-	add_items<4>({ {
+	add_items<5>({ {
 		{ "Frequency manager", 		ui::Color::green(), nullptr,	[&nav](){ nav.push<FreqManView>(); } },
+		{ "CW generator", 			ui::Color::green(), nullptr,	[&nav](){ nav.push<CWTXView>(); } },
 		{ "Whip antenna length",	ui::Color::yellow(),nullptr,	[&nav](){ nav.push<WhipCalcView>(); } },
 		{ "Notepad",				ui::Color::grey(),	nullptr,	[&nav](){ nav.push<NotImplementedView>(); } },
 		{ "Wipe SD card",			ui::Color::red(),	nullptr,	[&nav](){ nav.push<WipeSDView>(); } },

firmware/application/ui_transmitter.cpp

@@ -136,6 +136,9 @@ TransmitterView::TransmitterView(
 		if (on_edit_frequency)
 			on_edit_frequency();
 	};
+	field_frequency.on_change = [this](rf::Frequency f) {
+		transmitter_model.set_tuning_frequency(f);
+	};
 	
 	button_start.on_select = [this](Button&){
 		if (transmitting_) {

firmware/baseband/CMakeLists.txt

@@ -400,6 +400,14 @@ set(MODE_CPPSRC
 )
 DeclareTargets(PADS ads)
 
+
+### No op
+
+set(MODE_CPPSRC
+	proc_noop.cpp
+)
+DeclareTargets(PNOP no_operation)
+
 ### HackRF "factory" firmware
 
 add_custom_command(

firmware/baseband/proc_noop.cpp

@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2014 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 "proc_noop.hpp"
+#include "event_m4.hpp"
+
+#include <cstdint>
+
+void NOOPProcessor::execute(const buffer_c8_t& buffer) {
+	for (size_t i = 0; i<buffer.count; i++) {
+		buffer.p[i] = {0, 0};
+	}
+}
+
+int main() {
+	EventDispatcher event_dispatcher { std::make_unique<NOOPProcessor>() };
+	event_dispatcher.run();
+	return 0;
+}

firmware/baseband/proc_noop.hpp

@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2014 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.
+ */
+
+#ifndef __PROC_NOOP_H__
+#define __PROC_NOOP_H__
+
+#include "baseband_processor.hpp"
+#include "baseband_thread.hpp"
+
+class NOOPProcessor : public BasebandProcessor {
+public:
+	void execute(const buffer_c8_t& buffer) override;
+
+private:
+	BasebandThread baseband_thread { 1536000, this, NORMALPRIO + 20, baseband::Direction::Transmit };
+};
+
+#endif

firmware/common/morse.cpp

@@ -72,16 +72,14 @@ size_t morse_encode(std::string& message, const uint32_t time_unit_ms, const uin
 	memcpy(shared_memory.bb_data.tones_data.message, morse_message, i);
 	
 	// Setup tone "symbols"
-	tone_defs[0].delta = TONES_F2D(tone);			// 0: Dot
+	for (c = 0; c < 5; c++) {
-	tone_defs[0].duration = (TONES_SAMPLERATE * MORSE_DOT * time_unit_ms) / 1000;
+		if (c < 2)
-	tone_defs[1].delta = TONES_F2D(tone);			// 1: Dash
+			tone_defs[c].delta = TONES_F2D(tone);	// Dot and dash
-	tone_defs[1].duration = (TONES_SAMPLERATE * MORSE_DASH * time_unit_ms) / 1000;
+		else
-	tone_defs[2].delta = 0;							// 2: Symbol space
+			tone_defs[c].delta = 0;					// Pause
-	tone_defs[2].duration = (TONES_SAMPLERATE * MORSE_SYMBOL_SPACE * time_unit_ms) / 1000;
+		
-	tone_defs[3].delta = 0;							// 3: Letter space
+		tone_defs[c].duration = (TONES_SAMPLERATE * morse_symbols[c] * time_unit_ms) / 1000;
-	tone_defs[3].duration = (TONES_SAMPLERATE * MORSE_LETTER_SPACE * time_unit_ms) / 1000;
+	}
-	tone_defs[4].delta = 0;							// 4: Word space
-	tone_defs[4].duration = (TONES_SAMPLERATE * MORSE_WORD_SPACE * time_unit_ms) / 1000;
 	
 	return i;
 }

firmware/common/morse.hpp

@@ -35,6 +35,14 @@
 
 namespace morse {
 	
+const uint32_t morse_symbols[5] = {
+	MORSE_DOT,
+	MORSE_DASH,
+	MORSE_SYMBOL_SPACE,
+	MORSE_LETTER_SPACE,
+	MORSE_WORD_SPACE
+};
+
 size_t morse_encode(std::string& message, const uint32_t time_unit_ms, const uint32_t tone);
 
 const std::string foxhunt_codes[11] = {

firmware/common/spi_image.hpp

@@ -84,6 +84,8 @@ constexpr image_tag_t image_tag_adsb_tx				{ 'P', 'A', 'D', 'S' };
 constexpr image_tag_t image_tag_replay				{ 'P', 'R', 'E', 'P' };
 constexpr image_tag_t image_tag_fsktx				{ 'P', 'F', 'S', 'K' };
 
+constexpr image_tag_t image_tag_noop				{ 'P', 'N', 'O', 'P' };
+
 constexpr image_tag_t image_tag_hackrf				{ 'H', 'R', 'F', '1' };
 
 struct chunk_t {