可用的文件，全部

Core/Bsp/bsp_relay.c

@@ -0,0 +1,177 @@
+/**
+ * @file    bsp_relay.c
+ * @brief   Relay control driver implementation
+ */
+
+#include "bsp_relay.h"
+#include "bsp_flash.h"
+#include <stddef.h>
+
+/* Private variables ----------------------------------------------------------*/
+static fan_mode_t s_fan_mode = FAN_MODE_MANUAL;
+static float s_fan_threshold = 30.0f;  // Default threshold: 30°C
+
+/**
+ * @brief  Initialize all relay pins
+ * @retval None
+ */
+void BSP_Relay_Init(void)
+{
+    /* Set all relays to OFF state (high level) by default */
+    HAL_GPIO_WritePin(LIGHT_GPIO_Port, LIGHT_Pin, RELAY_OFF);
+    HAL_GPIO_WritePin(FAN_GPIO_Port, FAN_Pin, RELAY_OFF);
+    
+    /* Load settings from Flash */
+    system_settings_t settings;
+    if (BSP_Flash_LoadSettings(&settings))
+    {
+        s_fan_mode = (fan_mode_t)settings.fan_mode;
+        s_fan_threshold = settings.fan_threshold;
+    }
+    else
+    {
+        /* Use default values if no valid settings */
+        s_fan_mode = FAN_MODE_AUTO;
+        s_fan_threshold = 30.0f;
+    }
+}
+
+/**
+ * @brief  Turn LIGHT relay ON (low level output)
+ * @retval None
+ */
+void BSP_LIGHT_On(void)
+{
+    HAL_GPIO_WritePin(LIGHT_GPIO_Port, LIGHT_Pin, RELAY_ON);
+}
+
+/**
+ * @brief  Turn LIGHT relay OFF (high level output)
+ * @retval None
+ */
+void BSP_LIGHT_Off(void)
+{
+    HAL_GPIO_WritePin(LIGHT_GPIO_Port, LIGHT_Pin, RELAY_OFF);
+}
+
+/**
+ * @brief  Toggle LIGHT relay state
+ * @retval None
+ */
+void BSP_LIGHT_Toggle(void)
+{
+    HAL_GPIO_TogglePin(LIGHT_GPIO_Port, LIGHT_Pin);
+}
+
+uint8_t BSP_LIGHT_GetState(void)
+{
+    return (HAL_GPIO_ReadPin(LIGHT_GPIO_Port, LIGHT_Pin) == RELAY_ON) ? 1 : 0;
+}
+
+/**
+ * @brief  Turn FAN relay ON (low level output)
+ * @retval None
+ */
+void BSP_FAN_On(void)
+{
+    HAL_GPIO_WritePin(FAN_GPIO_Port, FAN_Pin, RELAY_ON);
+}
+
+/**
+ * @brief  Turn FAN relay OFF (high level output)
+ * @retval None
+ */
+void BSP_FAN_Off(void)
+{
+    HAL_GPIO_WritePin(FAN_GPIO_Port, FAN_Pin, RELAY_OFF);
+}
+
+/**
+ * @brief  Toggle FAN relay state
+ * @retval None
+ */
+void BSP_FAN_Toggle(void)
+{
+    HAL_GPIO_TogglePin(FAN_GPIO_Port, FAN_Pin);
+}
+
+uint8_t BSP_FAN_GetState(void)
+{
+    return (HAL_GPIO_ReadPin(FAN_GPIO_Port, FAN_Pin) == RELAY_ON) ? 1 : 0;
+}
+
+/**
+ * @brief  Set FAN mode and save to Flash
+ */
+void BSP_FAN_SetMode(fan_mode_t mode)
+{
+    s_fan_mode = mode;
+    
+    /* Save to Flash */
+    system_settings_t settings = {
+        .fan_threshold = s_fan_threshold,
+        .fan_mode = mode,
+        .light_state = BSP_LIGHT_GetState(),
+        .valid = SETTINGS_VALID_FLAG
+    };
+    BSP_Flash_SaveSettings(&settings);
+}
+
+fan_mode_t BSP_FAN_GetMode(void)
+{
+    return s_fan_mode;
+}
+
+/**
+ * @brief  Set temperature threshold for auto mode and save to Flash
+ */
+void BSP_FAN_SetThreshold(float threshold)
+{
+    s_fan_threshold = threshold;
+    
+    /* Save to Flash */
+    system_settings_t settings = {
+        .fan_threshold = threshold,
+        .fan_mode = s_fan_mode,
+        .light_state = BSP_LIGHT_GetState(),
+        .valid = SETTINGS_VALID_FLAG
+    };
+    BSP_Flash_SaveSettings(&settings);
+}
+
+float BSP_FAN_GetThreshold(void)
+{
+    return s_fan_threshold;
+}
+
+/**
+ * @brief  Auto control FAN based on temperature
+ * @param  current_temp: current temperature in Celsius
+ */
+void BSP_FAN_AutoControl(float current_temp)
+{
+    if (s_fan_mode != FAN_MODE_AUTO)
+        return;
+    
+    if (current_temp >= s_fan_threshold)
+    {
+        BSP_FAN_On();
+    }
+    else
+    {
+        BSP_FAN_Off();
+    }
+}
+
+/**
+ * @brief  Get system state
+ */
+void BSP_System_GetState(system_state_t *state)
+{
+    if (state == NULL) return;
+    
+    state->fan_mode = s_fan_mode;
+    state->fan_threshold = s_fan_threshold;
+    state->light_state = BSP_LIGHT_GetState();
+    state->fan_state = BSP_FAN_GetState();
+}