added dfu button to debug app

firmware/application/apps/ui_debug.cpp

@@ -266,7 +266,7 @@ bool ControlsSwitchesWidget::on_key(const KeyEvent key) {
 }
 
 void ControlsSwitchesWidget::paint(Painter& painter) {
-	const std::array<Rect, 7> button_rects { {
+	const std::array<Rect, 8> button_rects { {
 		{ 64, 32, 16, 16 }, // Right
 		{  0, 32, 16, 16 }, // Left
 		{ 32, 64, 16, 16 }, // Down
@@ -274,10 +274,12 @@ void ControlsSwitchesWidget::paint(Painter& painter) {
 		{ 32, 32, 16, 16 }, // Select
 		{ 16, 96, 16, 16 }, // Encoder phase 0
 		{ 48, 96, 16, 16 }, // Encoder phase 1
+		{ 64,  0, 16, 16 }, // Dfu
 	} };
 	const auto pos = screen_pos();
-	auto switches_raw = control::debug::switches();
-	auto switches_debounced = get_switches_state().to_ulong();
+	auto switches_raw = control::debug::switches(); // all 7 + dfu
+	auto switches_debounced = get_switches_state().to_ulong(); // stops at 5, 6 is dfu
+	switches_debounced = (switches_debounced & 0x1f) | ((switches_debounced >> 5) << 7);
 	auto switches_event = key_event_mask;
 
 	for(const auto r : button_rects) {

firmware/application/irq_controls.cpp

@@ -42,7 +42,7 @@ using namespace hackrf::one;
 
 static Thread* thread_controls_event = NULL;
 
-static std::array<Debounce, 7> switch_debounce;
+static std::array<Debounce, 8> switch_debounce;
 
 static Encoder encoder;
 
@@ -193,11 +193,13 @@ void controls_init() {
 
 SwitchesState get_switches_state() {
 	SwitchesState result;
-	for(size_t i=0; i<result.size(); i++) {
+	for(size_t i=0; i<result.size()-1; i++) {
  		// TODO: Ignore multiple keys at the same time?
  		result[i] = switch_debounce[i].state();
 	}
 
+	result[result.size()-1] = switch_debounce[switch_debounce.size()-1].state();
+
 	return result;
 }
 

firmware/application/irq_controls.hpp

@@ -33,9 +33,10 @@ enum class Switch {
 	Down = 2,
 	Up = 3,
 	Sel = 4,
+	Dfu = 5,
 };
 
-using SwitchesState = std::bitset<5>;
+using SwitchesState = std::bitset<6>;
 
 using EncoderPosition = uint32_t;
 

firmware/application/portapack.cpp

@@ -61,7 +61,7 @@ portapack::IO io {
 	portapack::gpio_io_stbx,
 	portapack::gpio_addr,
 	portapack::gpio_lcd_te,
-	portapack::gpio_unused,
+	portapack::gpio_dfu,
 };
 
 portapack::BacklightCAT4004 backlight_cat4004;

firmware/chibios-portapack/boards/PORTAPACK_APPLICATION/board.cpp

@@ -508,6 +508,7 @@ static const std::array<scu_setup_t, 26> pins_setup_portapack { {
     {  2,  1, scu_config_normal_drive_t { .mode=4, .epd=0, .epun=1, .ehs=0, .ezi=1, .zif=0 } }, /* U0_RXD: PortaPack P2_1/ADDR */
     {  2,  3, scu_config_normal_drive_t { .mode=4, .epd=0, .epun=1, .ehs=0, .ezi=1, .zif=0 } }, /* I2C1_SDA: PortaPack P2_3/LCD_TE */
     {  2,  4, scu_config_normal_drive_t { .mode=4, .epd=0, .epun=1, .ehs=0, .ezi=1, .zif=0 } }, /* I2C1_SCL: PortaPack P2_4/LCD_RDX */
+    //TODO: find right settings
     {  2,  8, scu_config_normal_drive_t { .mode=4, .epd=0, .epun=1, .ehs=0, .ezi=0, .zif=0 } }, /* P2_8: 10K PD, BOOT2, DFU switch, PortaPack P2_8/<unused> */
     {  2,  9, scu_config_normal_drive_t { .mode=0, .epd=0, .epun=1, .ehs=0, .ezi=1, .zif=0 } }, /* P2_9: 10K PD, BOOT3, PortaPack P2_9/LCD_WRX */
     {  2, 13, scu_config_normal_drive_t { .mode=0, .epd=0, .epun=1, .ehs=0, .ezi=1, .zif=0 } }, /* P2_13: PortaPack P2_13/DIR */

firmware/common/pins.hpp

@@ -215,6 +215,7 @@ constexpr GPIO gpio[] = {
 	[GPIO5_4]  = { pins[P2_4],  5,  4, 4 },
 	[GPIO5_5]  = { pins[P2_5],  5,  5, 4 },
 	[GPIO5_6]  = { pins[P2_6],  5,  6, 4 },
+	//TODO: find right settings
 	[GPIO5_7]  = { pins[P2_8],  5,  7, 4 },
 	[GPIO5_8]  = { pins[P3_1],  5,  8, 4 },
 	[GPIO5_9]  = { pins[P3_2],  5,  9, 4 },

firmware/common/portapack_hal.hpp

@@ -36,7 +36,7 @@ namespace portapack {
 constexpr GPIO gpio_io_stbx		= gpio[GPIO5_0];	/* P2_0 */
 constexpr GPIO gpio_addr		= gpio[GPIO5_1];	/* P2_1 */
 constexpr GPIO gpio_lcd_te		= gpio[GPIO5_3];	/* P2_3 */
-constexpr GPIO gpio_unused		= gpio[GPIO5_7];	/* P2_8 */
+constexpr GPIO gpio_dfu			= gpio[GPIO5_7];	/* P2_8 */
 constexpr GPIO gpio_lcd_rdx		= gpio[GPIO5_4];	/* P2_4 */
 constexpr GPIO gpio_lcd_wrx		= gpio[GPIO1_10];	/* P2_9 */
 constexpr GPIO gpio_dir			= gpio[GPIO1_13];	/* P2_13 */

firmware/common/portapack_io.cpp

@@ -48,7 +48,11 @@ void IO::init() {
 	gpio_io_stbx.output();
 	gpio_addr.output();
 	gpio_rot_a.input();
+
+    //TODO: find right settings
+	//gpio_rot_b.set();
 	gpio_rot_b.input();
+	//gpio_rot_b.configure();
 }
 
 void IO::lcd_backlight(const bool value) {
@@ -110,7 +114,8 @@ uint32_t IO::io_update(const TouchPinsConfig write_value) {
 	}
 	gpio_addr.write(addr);
 
-	return switches_raw;
+	auto dfu_btn = portapack::io.dfu_read();
+	return (switches_raw & 0x7f) | (dfu_btn << 7 );
 }
 
 }

firmware/common/portapack_io.hpp

@@ -214,6 +214,10 @@ public:
 		return gpio_rot_a.read();
 	}
 
+	uint32_t dfu_read() {
+		return gpio_rot_b.read();
+	}
+
 private:
 	const GPIO gpio_dir;
 	const GPIO gpio_lcd_rdx;

firmware/common/ui.hpp

@@ -325,7 +325,8 @@ enum class KeyEvent {
 	Down = 2,
 	Up = 3,
 	Select = 4,
-	Back = 5, /* Left and Up together */
+	Dfu = 5,
+	Back = 6, /* Left and Up together */
 };
 
 using EncoderEvent = int32_t;