可用的文件，全部

Core/Bsp/bsp_flash.h

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+/**
+ * @file    bsp_flash.h
+ * @brief   Flash storage driver for saving settings
+ */
+
+#ifndef __BSP_FLASH_H
+#define __BSP_FLASH_H
+
+#include <stdint.h>
+#include <stdbool.h>
+
+/* Settings structure - stored in Flash */
+typedef struct {
+    float fan_threshold;   // Temperature threshold
+    uint8_t fan_mode;      // Fan mode: 0=manual, 1=auto
+    uint8_t light_state;   // Light state: 0=off, 1=on
+    uint8_t valid;         // Valid flag (0xAA = valid)
+} system_settings_t;
+
+#define SETTINGS_VALID_FLAG  0xAA
+#define SETTINGS_ADDR        0x0801F800  // Last page of 64KB Flash
+
+/* Exported functions ---------------------------------------------------------*/
+
+/**
+ * @brief  Load settings from Flash
+ * @return true if valid settings found
+ */
+bool BSP_Flash_LoadSettings(system_settings_t *settings);
+
+/**
+ * @brief  Save settings to Flash
+ * @return true if success
+ */
+bool BSP_Flash_SaveSettings(const system_settings_t *settings);
+
+/**
+ * @brief  Reset settings to default
+ */
+void BSP_Flash_ResetSettings(void);
+
+#endif