Added options for enabling CLKOUT.

- CLKOUT can be enabled in Radio settings and status bar.
- Fixed a typo(I believe) in ui_navigation.

firmware/application/apps/ui_settings.cpp

@@ -144,6 +144,7 @@ SetRadioView::SetRadioView(
 	}
 
 	add_children({
+		&check_clkout,
 		&labels_bias,
 		&check_bias,
 		&button_done,
@@ -156,6 +157,14 @@ SetRadioView::SetRadioView(
 
 	form_init(model);
 
+	check_clkout.set_value(portapack::persistent_memory::clkout_enabled());
+	check_clkout.on_select = [this](Checkbox&, bool v) {
+		clock_manager.enable_clock_output(v);
+		portapack::persistent_memory::set_clkout_enabled(v);
+		StatusRefreshMessage message { };
+		EventDispatcher::send_message(message);
+	};
+
 	check_bias.set_value(portapack::get_antenna_bias());
 	check_bias.on_select = [this](Checkbox&, bool v) {
 		portapack::set_antenna_bias(v);

firmware/application/apps/ui_settings.hpp

@@ -147,8 +147,14 @@ private:
 	};
 
 	Labels labels_correction {
-		{ { 2 * 8, 4 * 16 }, "Frequency correction:", Color::light_grey() },
+		{ { 2 * 8, 3 * 16 }, "Frequency correction:", Color::light_grey() },
-		{ { 6 * 8, 5 * 16 }, "PPM", Color::light_grey() },
+		{ { 6 * 8, 4 * 16 }, "PPM", Color::light_grey() },
+	};
+
+	Checkbox check_clkout {
+		{ 28, (6 * 16 - 4) },
+		4,
+		"Enable 10MHz CLKOUT"
 	};
 
 	Labels labels_bias {
@@ -159,7 +165,7 @@ private:
 	};
 
 	NumberField field_ppm {
-		{ 2 * 8, 5 * 16 },
+		{ 2 * 8, 4 * 16 },
 		3,
 		{ -50, 50 },
 		1,

firmware/application/clock_manager.cpp

@@ -463,3 +463,17 @@ void ClockManager::stop_audio_pll() {
 	cgu::pll0audio::power_down();
 	while( cgu::pll0audio::is_locked() );
 }
+
+void ClockManager::enable_clock_output(bool enable) {
+	if(enable) {
+		clock_generator.enable_output(clock_generator_output_clkout);
+		clock_generator.set_ms_frequency(clock_generator_output_clkout, 10000000, si5351_vco_f, 0);
+	} else {
+		clock_generator.disable_output(clock_generator_output_clkout);
+	}
+
+	if(enable)
+		clock_generator.set_clock_control(clock_generator_output_clkout, si5351_clock_control_common[clock_generator_output_clkout].ms_src(get_reference_clock_generator_pll(reference.source)).clk_pdn(ClockControl::ClockPowerDown::Power_On));
+	else
+		clock_generator.set_clock_control(clock_generator_output_clkout, ClockControl::power_off());
+}

firmware/application/clock_manager.hpp

@@ -79,6 +79,8 @@ public:
 
 	Reference get_reference() const;
 
+	void enable_clock_output(bool enable);
+
 private:
 	I2C& i2c0;
 	si5351::Si5351& clock_generator;

firmware/application/ui_navigation.cpp

@@ -113,7 +113,7 @@ SystemStatusView::SystemStatusView(
 		&button_camera,
 		&button_sleep,
 		&button_bias_tee,
-		&image_clock_status,
+		&button_clock_status,
 		&sd_card_status_view,
 	});
 	
@@ -168,6 +168,10 @@ SystemStatusView::SystemStatusView(
 		DisplaySleepMessage message;
 		EventDispatcher::send_message(message);
 	};
+
+	button_clock_status.on_select = [this](ImageButton&) {
+		this->on_clk();
+	};
 }
 
 void SystemStatusView::refresh() {
@@ -188,11 +192,16 @@ void SystemStatusView::refresh() {
 	}
 	
 	if (portapack::clock_manager.get_reference().source == ClockManager::ReferenceSource::External) {
-		image_clock_status.set_bitmap(&bitmap_icon_clk_ext);
+		button_clock_status.set_bitmap(&bitmap_icon_clk_ext);
-		button_bias_tee.set_foreground(ui::Color::green());
+//		button_bias_tee.set_foreground(ui::Color::green());   Typo?
 	} else {
-		image_clock_status.set_bitmap(&bitmap_icon_clk_int);
+		button_clock_status.set_bitmap(&bitmap_icon_clk_int);
-		button_bias_tee.set_foreground(ui::Color::light_grey());
+//		button_bias_tee.set_foreground(ui::Color::green());
+	}
+	if(portapack::persistent_memory::clkout_enabled()) {
+		button_clock_status.set_foreground(ui::Color::green());
+	} else {
+		button_clock_status.set_foreground(ui::Color::light_grey());
 	}
 	
 	set_dirty();
@@ -302,6 +311,18 @@ void SystemStatusView::on_camera() {
 	}
 }
 
+void SystemStatusView::on_clk() {
+	bool v = portapack::persistent_memory::clkout_enabled();
+	if(v) {
+		v = false;
+	} else {
+		v = true;
+	}
+	portapack::clock_manager.enable_clock_output(v);
+	portapack::persistent_memory::set_clkout_enabled(v);
+	refresh();
+}
+
 void SystemStatusView::on_title() {
 	if(nav_.is_top())
 		nav_.push<AboutView>();

firmware/application/ui_navigation.hpp

@@ -180,7 +180,7 @@ private:
 		Color::dark_grey()
 	};
 	
-	Image image_clock_status {
+	ImageButton button_clock_status {
 		{ 27 * 8, 0 * 16,  2 * 8, 1 * 16 },
 		&bitmap_icon_clk_int,
 		Color::light_grey(),
@@ -198,6 +198,7 @@ private:
 	void on_camera();
 	void on_title();
 	void refresh();
+	void on_clk();
 	
 	MessageHandlerRegistration message_handler_refresh {
 		Message::ID::StatusRefresh,

firmware/common/portapack_persistent_memory.cpp

@@ -63,6 +63,10 @@ using modem_repeat_range_t = range_t<int32_t>;
 constexpr modem_repeat_range_t modem_repeat_range { 1, 99 };
 constexpr int32_t modem_repeat_reset_value { 5 };
 
+using clkout_config_range_t = range_t<uint32_t>;
+constexpr clkout_config_range_t clkout_config_range { 0, 1 };
+constexpr uint32_t clkout_config_reset_value { 0 };
+
 /* struct must pack the same way on M4 and M0 cores. */
 struct data_t {
 	int64_t tuned_frequency;
@@ -91,6 +95,8 @@ struct data_t {
 	uint32_t pocsag_ignore_address;
 	
 	int32_t tone_mix;
+
+	uint32_t clkout_config; // TODO: Add custom frequency output?
 };
 
 static_assert(sizeof(data_t) <= backup_ram.size(), "Persistent memory structure too large for VBAT-maintained region");
@@ -287,5 +293,14 @@ void set_pocsag_ignore_address(uint32_t address) {
 	data->pocsag_ignore_address = address;
 }
 
+bool clkout_enabled() {
+	clkout_config_range.reset_if_outside(data->clkout_config, clkout_config_reset_value);
+	return (bool)(data->clkout_config & 1);
+}
+
+void set_clkout_enabled(bool enable) {
+	data->clkout_config = (uint32_t)enable;
+}
+
 } /* namespace persistent_memory */
 } /* namespace portapack */

firmware/common/portapack_persistent_memory.hpp

@@ -93,6 +93,9 @@ void set_pocsag_last_address(uint32_t address);
 uint32_t pocsag_ignore_address();
 void set_pocsag_ignore_address(uint32_t address);
 
+bool clkout_enabled();
+void set_clkout_enabled(bool enable);
+
 } /* namespace persistent_memory */
 } /* namespace portapack */