ESP32/components/status_led/status_led.c

81 lines
2.9 KiB
C

#include "status_led.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "driver/gpio.h"
#include "led_strip.h"
#include "esp_log.h"
static led_strip_handle_t s_led_strip = NULL;
static bool s_is_rgb = false;
static int s_gpio_pin = -1;
static volatile led_state_t s_current_state = LED_STATE_NO_CONFIG;
static void set_color(uint8_t r, uint8_t g, uint8_t b) {
if (s_is_rgb && s_led_strip) {
led_strip_set_pixel(s_led_strip, 0, r, g, b);
led_strip_refresh(s_led_strip);
} else if (!s_is_rgb && s_gpio_pin >= 0) {
gpio_set_level(s_gpio_pin, (r+g+b) > 0);
}
}
static void led_task(void *arg) {
int toggle = 0;
while (1) {
switch (s_current_state) {
case LED_STATE_NO_CONFIG: // Yellow
if (s_is_rgb) { set_color(25, 25, 0); vTaskDelay(pdMS_TO_TICKS(1000)); }
else { set_color(1,1,1); vTaskDelay(100); set_color(0,0,0); vTaskDelay(100); }
break;
case LED_STATE_WAITING: // Blue Blink
set_color(0, 0, toggle ? 50 : 0); toggle = !toggle;
vTaskDelay(pdMS_TO_TICKS(500));
break;
case LED_STATE_CONNECTED: // Green Solid
set_color(0, 25, 0); vTaskDelay(pdMS_TO_TICKS(1000));
break;
case LED_STATE_MONITORING: // Blue Solid
set_color(0, 0, 50); vTaskDelay(pdMS_TO_TICKS(1000));
break;
case LED_STATE_TRANSMITTING: // Fast Purple (Busy)
set_color(toggle ? 50 : 0, 0, toggle ? 50 : 0); toggle = !toggle;
vTaskDelay(pdMS_TO_TICKS(50));
break;
case LED_STATE_TRANSMITTING_SLOW: // Slow Purple (Relaxed)
set_color(toggle ? 50 : 0, 0, toggle ? 50 : 0); toggle = !toggle;
vTaskDelay(pdMS_TO_TICKS(250));
break;
case LED_STATE_STALLED: // Purple Solid
set_color(50, 0, 50); vTaskDelay(pdMS_TO_TICKS(1000));
break;
case LED_STATE_FAILED: // Red Blink
set_color(toggle ? 50 : 0, 0, 0); toggle = !toggle;
vTaskDelay(pdMS_TO_TICKS(200));
break;
}
}
}
void status_led_init(int gpio_pin, bool is_rgb_strip) {
s_gpio_pin = gpio_pin;
s_is_rgb = is_rgb_strip;
if (s_is_rgb) {
led_strip_config_t s_cfg = { .strip_gpio_num = gpio_pin, .max_leds = 1 };
led_strip_rmt_config_t r_cfg = { .resolution_hz = 10 * 1000 * 1000 };
led_strip_new_rmt_device(&s_cfg, &r_cfg, &s_led_strip);
led_strip_clear(s_led_strip);
} else {
gpio_reset_pin(gpio_pin);
gpio_set_direction(gpio_pin, GPIO_MODE_OUTPUT);
}
xTaskCreate(led_task, "led_task", 2048, NULL, 5, NULL);
}
void status_led_set_state(led_state_t state) {
s_current_state = state;
}
led_state_t status_led_get_state(void) {
return s_current_state;
}