Added Nuoptix DTMF sync transmit (Disney parades, light shows...)

Soundboard ignores stereo files

firmware/application/CMakeLists.txt

@@ -161,6 +161,7 @@ set(CPPSRC
 	ui_alphanum.cpp
 	ui_spectrum.cpp
 	ui_about.cpp
+	ui_nuoptix.cpp
 	# ui_jammer.cpp
 	ui_handwrite.cpp
 	ui_afsksetup.cpp

firmware/application/Makefile

@@ -3894,6 +3894,30 @@ ui_navigation.cpp.s:
 	cd /home/furrtek/portapack-hackrf && $(MAKE) -f firmware/application/CMakeFiles/application.elf.dir/build.make firmware/application/CMakeFiles/application.elf.dir/ui_navigation.cpp.s
 .PHONY : ui_navigation.cpp.s
 
+ui_nuoptix.obj: ui_nuoptix.cpp.obj
+.PHONY : ui_nuoptix.obj
+
+# target to build an object file
+ui_nuoptix.cpp.obj:
+	cd /home/furrtek/portapack-hackrf && $(MAKE) -f firmware/application/CMakeFiles/application.elf.dir/build.make firmware/application/CMakeFiles/application.elf.dir/ui_nuoptix.cpp.obj
+.PHONY : ui_nuoptix.cpp.obj
+
+ui_nuoptix.i: ui_nuoptix.cpp.i
+.PHONY : ui_nuoptix.i
+
+# target to preprocess a source file
+ui_nuoptix.cpp.i:
+	cd /home/furrtek/portapack-hackrf && $(MAKE) -f firmware/application/CMakeFiles/application.elf.dir/build.make firmware/application/CMakeFiles/application.elf.dir/ui_nuoptix.cpp.i
+.PHONY : ui_nuoptix.cpp.i
+
+ui_nuoptix.s: ui_nuoptix.cpp.s
+.PHONY : ui_nuoptix.s
+
+# target to generate assembly for a file
+ui_nuoptix.cpp.s:
+	cd /home/furrtek/portapack-hackrf && $(MAKE) -f firmware/application/CMakeFiles/application.elf.dir/build.make firmware/application/CMakeFiles/application.elf.dir/ui_nuoptix.cpp.s
+.PHONY : ui_nuoptix.cpp.s
+
 ui_rds.obj: ui_rds.cpp.obj
 .PHONY : ui_rds.obj
 
@@ -4663,6 +4687,9 @@ help:
 	@echo "... ui_navigation.obj"
 	@echo "... ui_navigation.i"
 	@echo "... ui_navigation.s"
+	@echo "... ui_nuoptix.obj"
+	@echo "... ui_nuoptix.i"
+	@echo "... ui_nuoptix.s"
 	@echo "... ui_rds.obj"
 	@echo "... ui_rds.i"
 	@echo "... ui_rds.s"

firmware/application/baseband_api.cpp

@@ -141,6 +141,15 @@ void set_pocsag() {
 	send_message(&message);
 }
 
+void set_dtmf_data(const uint32_t bw, const uint32_t tone_length, const uint32_t pause_length) {
+	const DTMFTXConfigMessage message {
+		bw,
+		tone_length,
+		pause_length
+	};
+	send_message(&message);
+}
+
 static bool baseband_image_running = false;
 
 void run_image(const portapack::spi_flash::image_tag_t image_tag) {

firmware/application/baseband_api.hpp

@@ -61,6 +61,7 @@ void set_afsk_data(const uint32_t afsk_samples_per_bit, const uint32_t afsk_phas
 void set_ook_data(const uint32_t stream_length, const uint32_t samples_per_bit, const uint8_t repeat,
 					const uint32_t pause_symbols);
 void set_pocsag();
+void set_dtmf_data(const uint32_t bw, const uint32_t tone_length, const uint32_t pause_length);
 
 void run_image(const portapack::spi_flash::image_tag_t image_tag);
 void shutdown();

firmware/application/ui_navigation.cpp

@@ -37,6 +37,7 @@
 
 //#include "ui_closecall.hpp"			// DEBUG
 //#include "ui_freqman.hpp"			// DEBUG
+#include "ui_nuoptix.hpp"
 #include "ui_soundboard.hpp"
 
 #include "ui_encoders.hpp"
@@ -241,7 +242,7 @@ ReceiverMenuView::ReceiverMenuView(NavigationView& nav) {
 /* SystemMenuView ********************************************************/
 
 SystemMenuView::SystemMenuView(NavigationView& nav) {
-	add_items<12>({ {
+	add_items<13>({ {
 		{ "Play dead",						ui::Color::red(),  		[&nav](){ nav.push<PlayDeadView>(false); } },
 		{ "Receiver                  RX", 	ui::Color::cyan(),		[&nav](){ nav.push<ReceiverMenuView>(); } },
 		{ "Capture                   RX",	ui::Color::cyan(),		[&nav](){ nav.push<CaptureAppView>(); } },
@@ -255,6 +256,7 @@ SystemMenuView::SystemMenuView(NavigationView& nav) {
 		{ "Xylos                     TX", 	ui::Color::green(),  	[&nav](){ nav.push<XylosView>(); } },
 		{ "TEDI/LCR                  TX", 	ui::Color::yellow(),  	[&nav](){ nav.push<LCRView>(); } },
 		{ "OOK encoders              TX", 	ui::Color::orange(),	[&nav](){ nav.push<EncodersView>(); } },
+		{ "Nuoptix DTMF sync         TX", 	ui::Color::purple(),	[&nav](){ nav.push<NuoptixView>(); } },
 		{ "RDS                       TX",	ui::Color::red(),		[&nav](){ nav.push<RDSView>(); } },
 		//{ "Analyze", 		ui::Color::white(),  	[&nav](){ nav.push<NotImplementedView>(); } },
 		{ "Setup", 							ui::Color::white(),    	[&nav](){ nav.push<SetupMenuView>(); } },

firmware/application/ui_nuoptix.cpp

@@ -0,0 +1,164 @@
+/*
+ * 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_nuoptix.hpp"
+
+#include "ch.h"
+
+//#include "lfsr_random.hpp"
+#include "ui_alphanum.hpp"
+#include "portapack.hpp"
+#include "string_format.hpp"
+
+#include "portapack_shared_memory.hpp"
+
+#include <cstring>
+#include <vector>
+
+using namespace portapack;
+
+namespace ui {
+
+void NuoptixView::focus() {
+	number_timecode.focus();
+}
+
+void NuoptixView::on_tuning_frequency_changed(rf::Frequency f) {
+	transmitter_model.set_tuning_frequency(f);
+}
+
+void NuoptixView::transmit(bool setup) {
+	uint8_t mod;
+	uint8_t c;
+	
+	if (!txing) {
+		transmitter_model.disable();
+		return;
+	}
+	
+	if (setup) {
+		pbar.set_max(4);
+		
+		timecode = number_timecode.value();
+		
+		transmitter_model.set_baseband_configuration({
+			.mode = 0,
+			.sampling_rate = 1536000,
+			.decimation_factor = 1,
+		});
+		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();
+		
+		shared_memory.tx_data[0] = '*';	// "Pre-tone for restart" method #1
+		shared_memory.tx_data[1] = 'A';	// "Restart" method #1
+	} else {
+		shared_memory.tx_data[0] = '#';
+		shared_memory.tx_data[1] = (timecode / 1000) % 10;
+		chThdSleepMilliseconds(92);		// 141-49ms
+		number_timecode.set_value(timecode);
+	}
+	
+	pbar.set_value(0);
+	
+	//strcpy("#00028", shared_memory.tx_data);
+	shared_memory.tx_data[2] = (timecode / 100) % 10;
+	shared_memory.tx_data[3] = (timecode / 10) % 10;
+	shared_memory.tx_data[4] = timecode % 10;
+	
+	mod = 0;
+	for (c = 1; c < 5; c++)
+		if (shared_memory.tx_data[c] <= 9)
+			mod += shared_memory.tx_data[c];
+	
+	mod = 10 - (mod % 10);
+	if (mod == 10) mod = 0;		// Is this right ?
+	text_mod.set("Mod: " + to_string_dec_uint(mod));
+	
+	shared_memory.tx_data[5] = mod;
+	
+	shared_memory.tx_data[6] = 0xFF;
+	
+	baseband::set_dtmf_data(number_bw.value(), 49, 49);	// 49ms tone, 49ms space
+	
+	timecode++;
+}
+
+NuoptixView::NuoptixView(
+	NavigationView& nav
+)
+{
+	
+	baseband::run_image(portapack::spi_flash::image_tag_dtmf_tx);
+
+	add_children({ {
+		&field_frequency,
+		&number_bw,
+		&text_kHz,
+		&number_timecode,
+		&text_timecode,
+		&text_mod,
+		&pbar,
+		&button_tx,
+		&button_exit
+	} });
+	
+	//check_loop.set_value(false);
+	number_bw.set_value(15);
+	number_timecode.set_value(1);
+
+	field_frequency.set_value(transmitter_model.tuning_frequency());
+	field_frequency.set_step(10000);
+	field_frequency.on_change = [this](rf::Frequency f) {
+		this->on_tuning_frequency_changed(f);
+	};
+	field_frequency.on_edit = [this, &nav]() {
+		// TODO: Provide separate modal method/scheme?
+		auto new_view = nav.push<FrequencyKeypadView>(transmitter_model.tuning_frequency());
+		new_view->on_changed = [this](rf::Frequency f) {
+			this->on_tuning_frequency_changed(f);
+			this->field_frequency.set_value(f);
+		};
+	};
+
+	button_tx.on_select = [this](Button&){
+		if (txing) {
+			txing = false;
+		} else {
+			txing = true;
+			transmit(true);
+		}
+	};
+	
+	button_exit.on_select = [&nav](Button&){
+		nav.pop();
+	};
+}
+
+NuoptixView::~NuoptixView() {
+	transmitter_model.disable();
+	baseband::shutdown();
+}
+
+}

firmware/application/ui_nuoptix.hpp

@@ -0,0 +1,128 @@
+/*
+ * 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 __UI_NUOPTIX_H__
+#define __UI_NUOPTIX_H__
+
+#include "ui.hpp"
+#include "ui_widget.hpp"
+#include "ui_font_fixed_8x16.hpp"
+#include "baseband_api.hpp"
+#include "ui_navigation.hpp"
+#include "ui_receiver.hpp"
+#include "message.hpp"
+
+namespace ui {
+	
+class NuoptixView : public View {
+public:
+	NuoptixView(NavigationView& nav);
+	~NuoptixView();
+
+	void focus() override;
+	
+	std::string title() const override { return "Nuoptix sync"; };
+	
+private:
+	/*enum tx_modes {
+		NORMAL = 0,
+		RANDOM
+	};
+	
+	tx_modes tx_mode = NORMAL;*/
+
+	void on_tuning_frequency_changed(rf::Frequency f);
+	void transmit(bool setup);
+	
+	bool txing = false;
+	uint32_t timecode;
+	
+	FrequencyField field_frequency {
+		{ 1 * 8, 4 },
+	};
+	
+	NumberField number_bw {
+		{ 13 * 8, 4 },
+		3,
+		{1, 150},
+		1,
+		' '
+	};
+	
+	Text text_kHz {
+		{ 16 * 8, 4, 3 * 8, 16 },
+		"kHz"
+	};
+	
+	Text text_timecode {
+		{ 10 * 8, 32, 9 * 8, 16 },
+		"Timecode:"
+	};
+	
+	NumberField number_timecode {
+		{ 13 * 8, 48 },
+		4,
+		{ 1, 9999 },
+		1,
+		'0'
+	};
+	
+	Text text_mod {
+		{ 10 * 8, 80, 6 * 8, 16 },
+		"Mod: "
+	};
+	
+	ProgressBar pbar {
+		{ 16, 236, 208, 16 }
+	};
+	
+	/*Checkbox check_loop {
+		{ 16, 274 },
+		4,
+		"Loop"
+	};*/
+	
+	Button button_tx {
+		{ 32, 270, 64, 32 },
+		"TX"
+	};
+	
+	Button button_exit {
+		{ 160, 270, 64, 32 },
+		"Exit"
+	};
+	
+	MessageHandlerRegistration message_handler_tx_done {
+		Message::ID::TXDone,
+		[this](const Message* const p) {
+			const auto message = *reinterpret_cast<const TXDoneMessage*>(p);
+			if (message.n == 64)
+				transmit(false);
+			else
+				pbar.set_value(message.n);
+		}
+	};
+};
+
+} /* namespace ui */
+
+#endif/*__UI_NUOPTIX_H__*/

firmware/application/ui_soundboard.cpp

@@ -29,14 +29,9 @@
 
 #include "lfsr_random.hpp"
 #include "ui_alphanum.hpp"
-//#include "ff.h"
-//#include "hackrf_gpio.hpp"
 #include "portapack.hpp"
-//#include "radio.hpp"
-//#include "event_m0.hpp"
 #include "string_format.hpp"
 
-//#include "hackrf_hal.hpp"
 #include "portapack_shared_memory.hpp"
 
 #include <cstring>
@@ -206,43 +201,44 @@ SoundBoardView::SoundBoardView(
 		
 		auto error = file.open("/wav/" + file_name);
 		
-		file.seek(40);
-		file.read(file_buffer, 4);
-		size = fb_to_uint32(file_buffer);
-		sounds[c].size = size;
-		
-		file.seek(22);
-		file.read(file_buffer, 2);
-		if (fb_to_uint16(file_buffer) > 1) {
-			sounds[c].stereo = true;
-			size /= 2;
-		} else
-			sounds[c].stereo = false;
-		
-		file.seek(24);
-		file.read(file_buffer, 4);
-		sounds[c].sample_rate = fb_to_uint32(file_buffer);
-		
-		file.seek(34);
-		file.read(file_buffer, 2);
-		if (fb_to_uint16(file_buffer) > 8) {
-			sounds[c].sixteenbit = true;
-			size /= 2;
-		} else
-			sounds[c].sixteenbit = false;
-		
-		sounds[c].ms_duration = (size * 1000) / sounds[c].sample_rate;
-		sounds[c].sample_duration = size;
-		
-		sounds[c].filename = file_name;
-		sounds[c].shortname = remove_filename_extension(file_name);
-		
-		c++;
-		if (c == 100) break;
+		if (!error.is_valid()) {
+			
+			file.seek(22);
+			file.read(file_buffer, 2);
+			
+			// Is file mono ?
+			if (fb_to_uint16(file_buffer) == 1) {
+				file.seek(40);
+				file.read(file_buffer, 4);
+				size = fb_to_uint32(file_buffer);
+				sounds[c].size = size;
+				
+				file.seek(24);
+				file.read(file_buffer, 4);
+				sounds[c].sample_rate = fb_to_uint32(file_buffer);
+				
+				file.seek(34);
+				file.read(file_buffer, 2);
+				if (fb_to_uint16(file_buffer) > 8) {
+					sounds[c].sixteenbit = true;
+					size /= 2;
+				} else
+					sounds[c].sixteenbit = false;
+				
+				sounds[c].ms_duration = (size * 1000) / sounds[c].sample_rate;
+				sounds[c].sample_duration = size;
+				
+				sounds[c].filename = file_name;
+				sounds[c].shortname = remove_filename_extension(file_name);
+				
+				c++;
+				if (c == 100) break;	// Limit to 100 files
+			}
+		}
 	}
 	
 	max_sound = c;
-	max_page = max_sound / 21;
+	max_page = max_sound / 21;		// 21 buttons per page
 	
 	add_children({ {
 		&field_frequency,

firmware/application/ui_soundboard.hpp

@@ -54,7 +54,6 @@ private:
 	struct sound {
 		std::string filename = "";
 		std::string shortname = "";
-		bool stereo = false;
 		bool sixteenbit = false;
 		uint32_t sample_rate = 0;
 		uint32_t size = 0;
@@ -120,9 +119,9 @@ private:
 	};
 	
 	NumberField number_bw {
-		{ 14 * 8, 4 },
-		2,
-		{1, 50},
+		{ 13 * 8, 4 },
+		3,
+		{1, 150},
 		1,
 		' '
 	};

firmware/baseband/CMakeLists.txt

@@ -375,6 +375,13 @@ set(MODE_CPPSRC
 )
 DeclareTargets(PXYL xylos)
 
+### DTMF TX
+
+set(MODE_CPPSRC
+	proc_dtmf_tx.cpp
+)
+DeclareTargets(PDTX dtmf_tx)
+
 ### RDS
 
 set(MODE_CPPSRC

firmware/baseband/proc_dtmf_tx.cpp

@@ -0,0 +1,136 @@
+/*
+ * 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 "proc_dtmf_tx.hpp"
+#include "portapack_shared_memory.hpp"
+#include "sine_table_int8.hpp"
+//#include "audio_output.hpp"
+#include "event_m4.hpp"
+
+#include <cstdint>
+
+// 153600 = 1000ms
+// 
+
+void DTMFTXProcessor::execute(const buffer_c8_t& buffer){
+
+	// This is called at 1536000/2048 = 750Hz
+	// DTMF samplerate = 153600Hz
+	
+	if (!configured) return;
+
+	//ai = 0;
+	for (size_t i = 0; i<buffer.count; i++) {
+		
+		if (!as) {
+			as = 10;
+			
+			if (!timer) {
+				if (tone) {
+					tone = false;
+					timer = pause_length * 154;		// 153.6
+				} else {
+					tone = true;
+					timer = tone_length * 154;		// 153.6
+					tone_code = shared_memory.tx_data[tone_idx];	//tone_list[tone_idx];
+					if (tone_code == 0xFF) {
+						txdone_message.n = 64;			// End of list
+						shared_memory.application_queue.push(txdone_message);
+						configured = false;
+						tone = false;
+					} else {
+						txdone_message.n = tone_idx;	// New tone
+						shared_memory.application_queue.push(txdone_message);
+						
+						if (tone_code == 'A')
+							tone_code = 10;
+						else if (tone_code == 'B')
+							tone_code = 11;
+						else if (tone_code == 'C')
+							tone_code = 12;
+						else if (tone_code == 'D')
+							tone_code = 13;
+						else if (tone_code == '#')
+							tone_code = 14;
+						else if (tone_code == '*')
+							tone_code = 15;
+						
+						tone_idx++;
+					}
+				}
+			} else
+				timer--;
+			
+			if (tone) {
+				sample = sine_table_i8[(tone_a_phase & 0x03FC0000) >> 18] >> 1;
+				sample += sine_table_i8[(tone_b_phase & 0x03FC0000) >> 18] >> 1;
+				
+				tone_a_phase += DTMF_LUT[tone_code][0];
+				tone_b_phase += DTMF_LUT[tone_code][1];
+			} else {
+				sample = 0;
+			}
+		} else {
+			as--;
+		}
+		
+		// FM
+		frq = sample * bw;
+		
+		phase = (phase + frq);
+		sphase = phase + (64 << 18);
+
+		re = (sine_table_i8[(sphase & 0x03FC0000) >> 18]);
+		im = (sine_table_i8[(phase & 0x03FC0000) >> 18]);
+		
+		buffer.p[i] = {(int8_t)re, (int8_t)im};
+	}
+	
+	//AudioOutput::fill_audio_buffer(preview_audio_buffer, true);
+}
+
+void DTMFTXProcessor::on_message(const Message* const msg) {
+	const auto message = *reinterpret_cast<const DTMFTXConfigMessage*>(msg);
+	
+	if (message.id == Message::ID::DTMFTXConfig) {
+		// 1<<18 = 262144
+		// m = (262144 * a) / 1536000
+		// a = 262144 / 1536000 (*1000 = 171)
+		bw = 171 * (message.bw);
+		tone_length = message.tone_length;
+		pause_length = message.pause_length;
+		as = 0;
+		//memcpy(tone_list, shared_memory.tx_data, 32);
+		//tone_list[31] = 0;
+		tone = false;
+		timer = 0;
+		tone_idx = 0;
+
+		configured = true;
+	}
+}
+
+int main() {
+	EventDispatcher event_dispatcher { std::make_unique<DTMFTXProcessor>() };
+	event_dispatcher.run();
+	return 0;
+}

firmware/baseband/proc_dtmf_tx.hpp

@@ -0,0 +1,86 @@
+/*
+ * 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 __PROC_DTMFTX_H__
+#define __PROC_DTMFTX_H__
+
+#include "baseband_processor.hpp"
+#include "baseband_thread.hpp"
+
+#define DTMF_PHASEINC (436.91)		// (65536*1024)/1536000*10
+
+class DTMFTXProcessor : public BasebandProcessor {
+public:
+	void execute(const buffer_c8_t& buffer) override;
+	
+	void on_message(const Message* const msg) override;
+
+private:
+	bool configured = false;
+	
+	BasebandThread baseband_thread { 1536000, this, NORMALPRIO + 20, baseband::Direction::Transmit };
+	
+	// 0123456789ABCD#*
+	const uint32_t DTMF_LUT[16][2] = {
+		{ (uint32_t)(1336*DTMF_PHASEINC), (uint32_t)(941*DTMF_PHASEINC) },
+		{ (uint32_t)(1209*DTMF_PHASEINC), (uint32_t)(697*DTMF_PHASEINC) },
+		{ (uint32_t)(1336*DTMF_PHASEINC), (uint32_t)(697*DTMF_PHASEINC) },
+		{ (uint32_t)(1477*DTMF_PHASEINC), (uint32_t)(697*DTMF_PHASEINC) },
+		{ (uint32_t)(1209*DTMF_PHASEINC), (uint32_t)(770*DTMF_PHASEINC) },
+		{ (uint32_t)(1336*DTMF_PHASEINC), (uint32_t)(770*DTMF_PHASEINC) },
+		{ (uint32_t)(1477*DTMF_PHASEINC), (uint32_t)(770*DTMF_PHASEINC) },
+		{ (uint32_t)(1209*DTMF_PHASEINC), (uint32_t)(852*DTMF_PHASEINC) },
+		{ (uint32_t)(1336*DTMF_PHASEINC), (uint32_t)(852*DTMF_PHASEINC) },
+		{ (uint32_t)(1477*DTMF_PHASEINC), (uint32_t)(852*DTMF_PHASEINC) },
+		{ (uint32_t)(1633*DTMF_PHASEINC), (uint32_t)(697*DTMF_PHASEINC) },
+		{ (uint32_t)(1633*DTMF_PHASEINC), (uint32_t)(770*DTMF_PHASEINC) },
+		{ (uint32_t)(1633*DTMF_PHASEINC), (uint32_t)(852*DTMF_PHASEINC) },
+		{ (uint32_t)(1633*DTMF_PHASEINC), (uint32_t)(941*DTMF_PHASEINC) },
+		{ (uint32_t)(1477*DTMF_PHASEINC), (uint32_t)(941*DTMF_PHASEINC) },
+		{ (uint32_t)(1209*DTMF_PHASEINC), (uint32_t)(941*DTMF_PHASEINC) }
+	};
+	
+	uint32_t tone_length, pause_length;
+	uint32_t as, bw;
+	uint8_t tone_list[32];
+	uint8_t tone_idx = 0, tone_code = 0;
+
+	uint32_t timer = 0;
+	
+	bool tone = false;
+	
+	int8_t re, im;
+	int8_t sample;
+
+	//int16_t audio_data[64];
+	/*const buffer_s16_t preview_audio_buffer {
+		audio_data,
+		sizeof(int16_t)*64
+	};*/
+	
+	TXDoneMessage txdone_message;
+	
+	uint32_t tone_a_phase, tone_b_phase, phase, sphase;
+	int32_t frq;
+};
+
+#endif

firmware/common/message.hpp

@@ -75,6 +75,7 @@ public:
 		RDSConfigure = 26,
 		AudioTXConfig = 27,
 		POCSAGConfigure = 28,
+		DTMFTXConfig = 29,
 		
 		POCSAGPacket = 30,
 		
@@ -633,6 +634,24 @@ public:
 	const uint32_t rate;
 };
 
+class DTMFTXConfigMessage : public Message {
+public:
+	constexpr DTMFTXConfigMessage(
+		const uint32_t bw,
+		const uint32_t tone_length,
+		const uint32_t pause_length
+	) : Message { ID::DTMFTXConfig },
+		bw(bw),
+		tone_length(tone_length),
+		pause_length(pause_length)
+	{
+	}
+
+	const uint32_t bw;
+	const uint32_t tone_length;
+	const uint32_t pause_length;
+};
+
 // TODO: use streaming buffer instead
 class FIFOSignalMessage : public Message {
 public:

firmware/common/spi_image.hpp

@@ -79,6 +79,7 @@ constexpr image_tag_t image_tag_epar				{ 'P', 'E', 'P', 'R' };
 constexpr image_tag_t image_tag_xylos				{ 'P', 'X', 'Y', 'L' };
 constexpr image_tag_t image_tag_rds					{ 'P', 'R', 'D', 'S' };
 constexpr image_tag_t image_tag_ook					{ 'P', 'O', 'O', 'K' };
+constexpr image_tag_t image_tag_dtmf_tx				{ 'P', 'D', 'T', 'X' };
 
 constexpr image_tag_t image_tag_hackrf				{ 'H', 'R', 'F', '1' };