129 lines
3.8 KiB
C
129 lines
3.8 KiB
C
#include "flipper_v2.h"
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typedef struct {
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const char* name;
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GpioPin pin;
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} GpioItem;
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const GpioItem GPIO_PINS[] = {
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{"1.2: PA7", {GPIOA, GPIO_PIN_7}},
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{"1.3: PA6", {GPIOA, GPIO_PIN_6}},
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{"1.4: PA5", {GPIOA, GPIO_PIN_5}},
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{"1.5: PA4", {GPIOA, GPIO_PIN_4}},
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{"1.6: PB2", {GPIOB, GPIO_PIN_2}},
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{"1.7: PC3", {GPIOC, GPIO_PIN_3}},
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{"2.7: PC1", {GPIOC, GPIO_PIN_1}},
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{"2.8: PC0", {GPIOC, GPIO_PIN_0}},
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};
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typedef enum {
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EventTypeTick,
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EventTypeKey,
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} EventType;
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typedef struct {
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union {
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InputEvent input;
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} value;
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EventType type;
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} AppEvent;
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typedef struct {
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uint8_t gpio_index;
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} State;
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static void render_callback(CanvasApi* canvas, void* ctx) {
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State* state = (State*)acquire_mutex((ValueMutex*)ctx, 25);
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canvas->clear(canvas);
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canvas->set_color(canvas, ColorBlack);
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canvas->set_font(canvas, FontPrimary);
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canvas->draw_str(canvas, 2, 10, "GPIO demo");
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canvas->set_font(canvas, FontSecondary);
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canvas->draw_str(canvas, 2, 25, GPIO_PINS[state->gpio_index].name);
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release_mutex((ValueMutex*)ctx, state);
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}
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static void input_callback(InputEvent* input_event, void* ctx) {
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osMessageQueueId_t event_queue = (QueueHandle_t)ctx;
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AppEvent event;
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event.type = EventTypeKey;
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event.value.input = *input_event;
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osMessageQueuePut(event_queue, &event, 0, 0);
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}
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void app_gpio_test(void* p) {
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osMessageQueueId_t event_queue = osMessageQueueNew(1, sizeof(AppEvent), NULL);
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furi_check(event_queue);
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State _state;
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_state.gpio_index = 0;
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ValueMutex state_mutex;
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if(!init_mutex(&state_mutex, &_state, sizeof(State))) {
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printf("[gpio-tester] cannot create mutex\n");
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furiac_exit(NULL);
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}
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Widget* widget = widget_alloc();
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widget_draw_callback_set(widget, render_callback, &state_mutex);
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widget_input_callback_set(widget, input_callback, event_queue);
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// Open GUI and register widget
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GuiApi* gui = (GuiApi*)furi_open("gui");
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if(gui == NULL) {
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printf("[gpio-tester] gui is not available\n");
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furiac_exit(NULL);
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}
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gui->add_widget(gui, widget, GuiLayerFullscreen);
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// configure pin
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for(uint8_t i = 0; i < sizeof(GPIO_PINS) / sizeof(GPIO_PINS[0]); i++) {
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gpio_init((GpioPin*)&GPIO_PINS[i].pin, GpioModeOutputPushPull);
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}
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gpio_init((GpioPin*)&led_gpio[1], GpioModeOutputOpenDrain);
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AppEvent event;
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while(1) {
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osStatus_t event_status = osMessageQueueGet(event_queue, &event, NULL, 150);
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State* state = (State*)acquire_mutex_block(&state_mutex);
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if(event_status == osOK) {
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if(event.type == EventTypeKey) {
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if(event.value.input.state && event.value.input.input == InputBack) {
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printf("[gpio-tester] bye!\n");
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// TODO remove all widgets create by app
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widget_enabled_set(widget, false);
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furiac_exit(NULL);
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}
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if(event.value.input.state && event.value.input.input == InputRight) {
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if(state->gpio_index < (sizeof(GPIO_PINS) / sizeof(GPIO_PINS[0]) - 1)) {
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state->gpio_index++;
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}
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}
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if(event.value.input.state && event.value.input.input == InputLeft) {
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if(state->gpio_index > 0) {
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state->gpio_index--;
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}
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}
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if(event.value.input.input == InputOk) {
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gpio_write(
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(GpioPin*)&GPIO_PINS[state->gpio_index].pin, event.value.input.state);
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gpio_write((GpioPin*)&led_gpio[1], !event.value.input.state);
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}
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}
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}
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release_mutex(&state_mutex, state);
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widget_update(widget);
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}
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}
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