Add KiCad files and USB CDC logging support

main/ws2812_status.c

@@ -4,6 +4,8 @@
 #include "led_strip.h"
 #include "esp_check.h"
 #include "esp_log.h"
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
 #include "sdkconfig.h"
 
 #ifndef CONFIG_WATCH_WS2812_LED_COUNT
@@ -132,3 +134,62 @@ esp_err_t ws2812_status_refresh_from_dcdc(void)
     }
     return ws2812_status_apply();
 }
+
+esp_err_t ws2812_status_play_bringup_animation(size_t cycles, uint32_t step_delay_ms)
+{
+    if (!s_strip) {
+        return ESP_ERR_INVALID_STATE;
+    }
+
+    if (cycles == 0) {
+        cycles = 1;
+    }
+    if (step_delay_ms == 0) {
+        step_delay_ms = 150;
+    }
+
+    bool saved_led_state[WS2812_STATUS_LED_COUNT];
+    for (size_t i = 0; i < WS2812_STATUS_LED_COUNT; ++i) {
+        saved_led_state[i] = s_led_state[i];
+    }
+    const bool saved_error = s_error_state;
+    const size_t saved_active = s_active_channel;
+
+    s_error_state = false;
+    s_active_channel = SIZE_MAX;
+
+    const TickType_t delay_ticks = pdMS_TO_TICKS(step_delay_ms);
+    esp_err_t err = ESP_OK;
+
+    for (size_t cycle = 0; cycle < cycles && err == ESP_OK; ++cycle) {
+        for (size_t led = 0; led < WS2812_STATUS_LED_COUNT; ++led) {
+            for (size_t idx = 0; idx < WS2812_STATUS_LED_COUNT; ++idx) {
+                const uint8_t g = (idx == led) ? 35 : 0;
+                err = led_strip_set_pixel(s_strip, idx, 0, g, 0);
+                if (err != ESP_OK) {
+                    break;
+                }
+            }
+            if (err != ESP_OK) {
+                break;
+            }
+            err = led_strip_refresh(s_strip);
+            if (err != ESP_OK) {
+                break;
+            }
+            vTaskDelay(delay_ticks);
+        }
+    }
+
+    for (size_t i = 0; i < WS2812_STATUS_LED_COUNT; ++i) {
+        s_led_state[i] = saved_led_state[i];
+    }
+    s_error_state = saved_error;
+    s_active_channel = saved_active;
+
+    esp_err_t restore_err = ws2812_status_apply();
+    if (err != ESP_OK) {
+        return err;
+    }
+    return restore_err;
+}