109 lines
3.4 KiB
C
109 lines
3.4 KiB
C
#include "status_led.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "driver/gpio.h"
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#include "led_strip.h"
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#include "esp_log.h"
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static const char *TAG = "STATUS_LED";
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static led_strip_handle_t s_led_strip = NULL;
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static bool s_is_rgb = false;
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static int s_gpio_pin = -1;
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static volatile led_state_t s_current_state = LED_STATE_NO_CONFIG;
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// Internal helper to abstract hardware differences
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static void set_color(uint8_t r, uint8_t g, uint8_t b) {
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if (s_is_rgb && s_led_strip) {
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// Addressable RGB (WS2812)
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led_strip_set_pixel(s_led_strip, 0, r, g, b);
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led_strip_refresh(s_led_strip);
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} else if (!s_is_rgb && s_gpio_pin >= 0) {
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// Simple LED: Any color > 0 is treated as ON
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bool on = (r + g + b) > 0;
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gpio_set_level(s_gpio_pin, on ? 1 : 0);
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}
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}
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static void led_task(void *arg) {
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int blink_toggle = 0;
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while (1) {
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switch (s_current_state) {
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case LED_STATE_NO_CONFIG:
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// Behavior: Solid Yellow (RGB) or Fast Blink (Simple)
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if (s_is_rgb) {
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set_color(25, 25, 0);
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vTaskDelay(pdMS_TO_TICKS(1000));
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} else {
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set_color(255, 255, 255); vTaskDelay(pdMS_TO_TICKS(100));
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set_color(0, 0, 0); vTaskDelay(pdMS_TO_TICKS(100));
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}
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break;
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case LED_STATE_WAITING:
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// Behavior: Blue Blink (Slow)
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if (blink_toggle) set_color(0, 0, 50);
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else set_color(0, 0, 0);
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blink_toggle = !blink_toggle;
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vTaskDelay(pdMS_TO_TICKS(500));
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break;
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case LED_STATE_CONNECTED:
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// Behavior: Green Solid
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set_color(0, 25, 0);
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vTaskDelay(pdMS_TO_TICKS(1000));
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break;
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case LED_STATE_MONITORING:
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// Behavior: Blue Solid
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set_color(0, 0, 50);
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vTaskDelay(pdMS_TO_TICKS(1000));
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break;
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case LED_STATE_FAILED:
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// Behavior: Red Blink (Fast)
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if (blink_toggle) set_color(50, 0, 0);
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else set_color(0, 0, 0);
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blink_toggle = !blink_toggle;
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vTaskDelay(pdMS_TO_TICKS(200));
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break;
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}
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}
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}
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void status_led_init(int gpio_pin, bool is_rgb_strip) {
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s_gpio_pin = gpio_pin;
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s_is_rgb = is_rgb_strip;
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ESP_LOGI(TAG, "Initializing LED on GPIO %d (Type: %s)",
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gpio_pin, is_rgb_strip ? "RGB Strip" : "Simple GPIO");
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if (s_is_rgb) {
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led_strip_config_t strip_config = {
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.strip_gpio_num = gpio_pin,
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.max_leds = 1,
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};
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led_strip_rmt_config_t rmt_config = {
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.resolution_hz = 10 * 1000 * 1000,
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.flags.with_dma = false,
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};
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ESP_ERROR_CHECK(led_strip_new_rmt_device(&strip_config, &rmt_config, &s_led_strip));
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led_strip_clear(s_led_strip);
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} else {
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// Simple GPIO Init
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gpio_reset_pin(gpio_pin);
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gpio_set_direction(gpio_pin, GPIO_MODE_OUTPUT);
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gpio_set_level(gpio_pin, 0); // Default Off
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}
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xTaskCreate(led_task, "led_task", 2048, NULL, 5, NULL);
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}
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void status_led_set_state(led_state_t state) {
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s_current_state = state;
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}
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led_state_t status_led_get_state(void) {
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return s_current_state;
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}
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