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Dependents: hello SerialTestv11 SerialTestv12 Sierpinski ... more
Diff: TARGET_NUCLEO_F072RB/stm32f0xx_hal_iwdg.h
- Revision:
- 108:34e6b704fe68
- Parent:
- 93:e188a91d3eaa
- Child:
- 122:f9eeca106725
--- a/TARGET_NUCLEO_F072RB/stm32f0xx_hal_iwdg.h Wed Sep 16 15:32:31 2015 +0100
+++ b/TARGET_NUCLEO_F072RB/stm32f0xx_hal_iwdg.h Fri Oct 02 07:35:07 2015 +0200
@@ -2,13 +2,13 @@
******************************************************************************
* @file stm32f0xx_hal_iwdg.h
* @author MCD Application Team
- * @version V1.2.0
- * @date 11-December-2014
+ * @version V1.3.0
+ * @date 26-June-2015
* @brief Header file of IWDG HAL module.
******************************************************************************
* @attention
*
- * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
+ * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
@@ -32,7 +32,7 @@
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
- ******************************************************************************
+ ******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
@@ -52,55 +52,54 @@
/** @addtogroup IWDG
* @{
- */
+ */
-/* Exported types ------------------------------------------------------------*/
-
+/* Exported types ------------------------------------------------------------*/
/** @defgroup IWDG_Exported_Types IWDG Exported Types
* @{
*/
/**
- * @brief IWDG HAL State Structure definition
- */
+ * @brief IWDG HAL State Structure definition
+ */
typedef enum
{
- HAL_IWDG_STATE_RESET = 0x00, /*!< IWDG not yet initialized or disabled */
- HAL_IWDG_STATE_READY = 0x01, /*!< IWDG initialized and ready for use */
- HAL_IWDG_STATE_BUSY = 0x02, /*!< IWDG internal process is ongoing */
- HAL_IWDG_STATE_TIMEOUT = 0x03, /*!< IWDG timeout state */
- HAL_IWDG_STATE_ERROR = 0x04 /*!< IWDG error state */
+ HAL_IWDG_STATE_RESET = 0x00, /*!< IWDG not yet initialized or disabled */
+ HAL_IWDG_STATE_READY = 0x01, /*!< IWDG initialized and ready for use */
+ HAL_IWDG_STATE_BUSY = 0x02, /*!< IWDG internal process is ongoing */
+ HAL_IWDG_STATE_TIMEOUT = 0x03, /*!< IWDG timeout state */
+ HAL_IWDG_STATE_ERROR = 0x04 /*!< IWDG error state */
}HAL_IWDG_StateTypeDef;
/**
- * @brief IWDG Init structure definition
+ * @brief IWDG Init structure definition
*/
typedef struct
{
- uint32_t Prescaler; /*!< Select the prescaler of the IWDG.
- This parameter can be a value of @ref IWDG_Prescaler */
-
- uint32_t Reload; /*!< Specifies the IWDG down-counter reload value.
- This parameter must be a number between Min_Data = 0 and Max_Data = 0x0FFF */
-
- uint32_t Window; /*!< Specifies the window value to be compared to the down-counter.
- This parameter must be a number between Min_Data = 0 and Max_Data = 0x0FFF */
+ uint32_t Prescaler; /*!< Select the prescaler of the IWDG.
+ This parameter can be a value of @ref IWDG_Prescaler */
+
+ uint32_t Reload; /*!< Specifies the IWDG down-counter reload value.
+ This parameter must be a number between Min_Data = 0 and Max_Data = 0x0FFF */
+
+ uint32_t Window; /*!< Specifies the window value to be compared to the down-counter.
+ This parameter must be a number between Min_Data = 0 and Max_Data = 0x0FFF */
} IWDG_InitTypeDef;
/**
* @brief IWDG Handle Structure definition
- */
+ */
typedef struct
{
- IWDG_TypeDef *Instance; /*!< Register base address */
-
- IWDG_InitTypeDef Init; /*!< IWDG required parameters */
-
- HAL_LockTypeDef Lock; /*!< IWDG Locking object */
-
- __IO HAL_IWDG_StateTypeDef State; /*!< IWDG communication state */
+ IWDG_TypeDef *Instance; /*!< Register base address */
+
+ IWDG_InitTypeDef Init; /*!< IWDG required parameters */
+
+ HAL_LockTypeDef Lock; /*!< IWDG Locking object */
+
+ __IO HAL_IWDG_StateTypeDef State; /*!< IWDG communication state */
}IWDG_HandleTypeDef;
@@ -109,134 +108,63 @@
*/
/* Exported constants --------------------------------------------------------*/
-
/** @defgroup IWDG_Exported_Constants IWDG Exported Constants
* @{
*/
-/** @defgroup IWDG_Registers_BitMask IWDG Registers BitMask
- * @brief IWDG registers bit mask
- * @{
- */
-/* --- KR Register ---*/
-/* KR register bit mask */
-#define KR_KEY_RELOAD ((uint32_t)0xAAAA) /*!< IWDG Reload Counter Enable */
-#define KR_KEY_ENABLE ((uint32_t)0xCCCC) /*!< IWDG Peripheral Enable */
-#define KR_KEY_EWA ((uint32_t)0x5555) /*!< IWDG KR Write Access Enable */
-#define KR_KEY_DWA ((uint32_t)0x0000) /*!< IWDG KR Write Access Disable */
-
-#define IS_IWDG_KR(__KR__) (((__KR__) == KR_KEY_RELOAD) || \
- ((__KR__) == KR_KEY_ENABLE))|| \
- ((__KR__) == KR_KEY_EWA)) || \
- ((__KR__) == KR_KEY_DWA))
-/**
- * @}
- */
-
-/** @defgroup IWDG_Flag_definition IWDG Flag definition
- * @{
- */
-#define IWDG_FLAG_PVU ((uint32_t)IWDG_SR_PVU) /*!< Watchdog counter prescaler value update Flag */
-#define IWDG_FLAG_RVU ((uint32_t)IWDG_SR_RVU) /*!< Watchdog counter reload value update Flag */
-#define IWDG_FLAG_WVU ((uint32_t)IWDG_SR_WVU) /*!< Watchdog counter window value update Flag */
-
-/**
- * @}
- */
-
/** @defgroup IWDG_Prescaler IWDG Prescaler
* @{
- */
-#define IWDG_PRESCALER_4 ((uint8_t)0x00) /*!< IWDG prescaler set to 4 */
-#define IWDG_PRESCALER_8 ((uint8_t)(IWDG_PR_PR_0)) /*!< IWDG prescaler set to 8 */
-#define IWDG_PRESCALER_16 ((uint8_t)(IWDG_PR_PR_1)) /*!< IWDG prescaler set to 16 */
-#define IWDG_PRESCALER_32 ((uint8_t)(IWDG_PR_PR_1 | IWDG_PR_PR_0)) /*!< IWDG prescaler set to 32 */
-#define IWDG_PRESCALER_64 ((uint8_t)(IWDG_PR_PR_2)) /*!< IWDG prescaler set to 64 */
-#define IWDG_PRESCALER_128 ((uint8_t)(IWDG_PR_PR_2 | IWDG_PR_PR_0)) /*!< IWDG prescaler set to 128 */
-#define IWDG_PRESCALER_256 ((uint8_t)(IWDG_PR_PR_2 | IWDG_PR_PR_1)) /*!< IWDG prescaler set to 256 */
-
-#define IS_IWDG_PRESCALER(__PRESCALER__) (((__PRESCALER__) == IWDG_PRESCALER_4) || \
- ((__PRESCALER__) == IWDG_PRESCALER_8) || \
- ((__PRESCALER__) == IWDG_PRESCALER_16) || \
- ((__PRESCALER__) == IWDG_PRESCALER_32) || \
- ((__PRESCALER__) == IWDG_PRESCALER_64) || \
- ((__PRESCALER__) == IWDG_PRESCALER_128)|| \
- ((__PRESCALER__) == IWDG_PRESCALER_256))
-
+ */
+#define IWDG_PRESCALER_4 ((uint8_t)0x00) /*!< IWDG prescaler set to 4 */
+#define IWDG_PRESCALER_8 ((uint8_t)(IWDG_PR_PR_0)) /*!< IWDG prescaler set to 8 */
+#define IWDG_PRESCALER_16 ((uint8_t)(IWDG_PR_PR_1)) /*!< IWDG prescaler set to 16 */
+#define IWDG_PRESCALER_32 ((uint8_t)(IWDG_PR_PR_1 | IWDG_PR_PR_0)) /*!< IWDG prescaler set to 32 */
+#define IWDG_PRESCALER_64 ((uint8_t)(IWDG_PR_PR_2)) /*!< IWDG prescaler set to 64 */
+#define IWDG_PRESCALER_128 ((uint8_t)(IWDG_PR_PR_2 | IWDG_PR_PR_0)) /*!< IWDG prescaler set to 128 */
+#define IWDG_PRESCALER_256 ((uint8_t)(IWDG_PR_PR_2 | IWDG_PR_PR_1)) /*!< IWDG prescaler set to 256 */
/**
* @}
*/
-/** @defgroup IWDG_Reload_Value IWDG Reload Value
+/** @defgroup IWDG_Window IWDG Window
* @{
- */
-#define IS_IWDG_RELOAD(__RELOAD__) ((__RELOAD__) <= 0xFFF)
+ */
+#define IWDG_WINDOW_DISABLE ((uint32_t)0x00000FFF)
/**
* @}
*/
-/** @defgroup IWDG_CounterWindow_Value IWDG CounterWindow Value
- * @{
- */
-#define IS_IWDG_WINDOW(__VALUE__) ((__VALUE__) <= 0xFFF)
-/**
- * @}
- */
-/** @defgroup IWDG_Window_option IWDG Window option
- * @{
- */
-#define IWDG_WINDOW_DISABLE 0xFFF
-/**
- * @}
- */
-
/**
* @}
*/
/* Exported macros -----------------------------------------------------------*/
+/** @defgroup IWDG_Exported_Macros IWDG Exported Macros
+ * @{
+ */
-/** @defgroup IWDG_Exported_Macros IWDG Exported Macros
- * @{
- */
-
-/** @brief Reset IWDG handle state
+/** @brief Reset IWDG handle state.
* @param __HANDLE__: IWDG handle.
* @retval None
*/
-#define __HAL_IWDG_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_IWDG_STATE_RESET)
+#define __HAL_IWDG_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_IWDG_STATE_RESET)
/**
- * @brief Enables the IWDG peripheral.
+ * @brief Enable the IWDG peripheral.
* @param __HANDLE__: IWDG handle
* @retval None
*/
-#define __HAL_IWDG_START(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, KR_KEY_ENABLE)
+#define __HAL_IWDG_START(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, IWDG_KEY_ENABLE)
/**
- * @brief Reloads IWDG counter with value defined in the reload register
- * (write access to IWDG_PR and IWDG_RLR registers disabled).
+ * @brief Reload IWDG counter with value defined in the reload register.
* @param __HANDLE__: IWDG handle
* @retval None
*/
-#define __HAL_IWDG_RELOAD_COUNTER(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, KR_KEY_RELOAD)
+#define __HAL_IWDG_RELOAD_COUNTER(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, IWDG_KEY_RELOAD)
/**
- * @brief Enable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers.
- * @param __HANDLE__: IWDG handle
- * @retval None
- */
-#define __HAL_IWDG_ENABLE_WRITE_ACCESS(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, KR_KEY_EWA)
-
-/**
- * @brief Disable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers.
- * @param __HANDLE__: IWDG handle
- * @retval None
- */
-#define __HAL_IWDG_DISABLE_WRITE_ACCESS(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, KR_KEY_DWA)
-
-/**
- * @brief Gets the selected IWDG's flag status.
+ * @brief Get the selected IWDG flag status.
* @param __HANDLE__: IWDG handle
* @param __FLAG__: specifies the flag to check.
* This parameter can be one of the following values:
@@ -245,14 +173,13 @@
* @arg IWDG_FLAG_WVU: Watchdog counter window value flag
* @retval The new state of __FLAG__ (TRUE or FALSE).
*/
-#define __HAL_IWDG_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR & (__FLAG__)) == (__FLAG__))
+#define __HAL_IWDG_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR & (__FLAG__)) == (__FLAG__))
/**
* @}
*/
/* Exported functions --------------------------------------------------------*/
-
/** @addtogroup IWDG_Exported_Functions
* @{
*/
@@ -262,45 +189,115 @@
*/
/* Initialization/de-initialization functions ********************************/
HAL_StatusTypeDef HAL_IWDG_Init(IWDG_HandleTypeDef *hiwdg);
-void HAL_IWDG_MspInit(IWDG_HandleTypeDef *hiwdg);
-
+void HAL_IWDG_MspInit(IWDG_HandleTypeDef *hiwdg);
/**
* @}
*/
-
+
/** @addtogroup IWDG_Exported_Functions_Group2
* @{
*/
/* I/O operation functions ****************************************************/
HAL_StatusTypeDef HAL_IWDG_Start(IWDG_HandleTypeDef *hiwdg);
HAL_StatusTypeDef HAL_IWDG_Refresh(IWDG_HandleTypeDef *hiwdg);
-
/**
* @}
*/
-
+
/** @addtogroup IWDG_Exported_Functions_Group3
* @{
*/
/* Peripheral State functions ************************************************/
HAL_IWDG_StateTypeDef HAL_IWDG_GetState(IWDG_HandleTypeDef *hiwdg);
+/**
+ * @}
+ */
/**
* @}
- */
+ */
+
+/* Private constants ---------------------------------------------------------*/
+/** @addtogroup IWDG_Private_Defines
+ * @{
+ */
+/**
+ * @brief IWDG Key Register BitMask
+ */
+#define IWDG_KEY_RELOAD ((uint32_t)0x0000AAAA) /*!< IWDG Reload Counter Enable */
+#define IWDG_KEY_ENABLE ((uint32_t)0x0000CCCC) /*!< IWDG Peripheral Enable */
+#define IWDG_KEY_WRITE_ACCESS_ENABLE ((uint32_t)0x00005555) /*!< IWDG KR Write Access Enable */
+#define IWDG_KEY_WRITE_ACCESS_DISABLE ((uint32_t)0x00000000) /*!< IWDG KR Write Access Disable */
+
+/**
+ * @brief IWDG Flag definition
+ */
+#define IWDG_FLAG_PVU ((uint32_t)IWDG_SR_PVU) /*!< Watchdog counter prescaler value update flag */
+#define IWDG_FLAG_RVU ((uint32_t)IWDG_SR_RVU) /*!< Watchdog counter reload value update flag */
+#define IWDG_FLAG_WVU ((uint32_t)IWDG_SR_WVU) /*!< Watchdog counter window value update flag */
/**
* @}
- */
+ */
+
+/* Private macros ------------------------------------------------------------*/
+/** @defgroup IWDG_Private_Macro IWDG Private Macros
+ * @{
+ */
+/**
+ * @brief Enables write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers.
+ * @param __HANDLE__: IWDG handle
+ * @retval None
+ */
+#define IWDG_ENABLE_WRITE_ACCESS(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, IWDG_KEY_WRITE_ACCESS_ENABLE)
+
+/**
+ * @brief Disables write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers.
+ * @param __HANDLE__: IWDG handle
+ * @retval None
+ */
+#define IWDG_DISABLE_WRITE_ACCESS(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, IWDG_KEY_WRITE_ACCESS_DISABLE)
+
+/**
+ * @brief Check IWDG prescaler value.
+ * @param __PRESCALER__: IWDG prescaler value
+ * @retval None
+ */
+#define IS_IWDG_PRESCALER(__PRESCALER__) (((__PRESCALER__) == IWDG_PRESCALER_4) || \
+ ((__PRESCALER__) == IWDG_PRESCALER_8) || \
+ ((__PRESCALER__) == IWDG_PRESCALER_16) || \
+ ((__PRESCALER__) == IWDG_PRESCALER_32) || \
+ ((__PRESCALER__) == IWDG_PRESCALER_64) || \
+ ((__PRESCALER__) == IWDG_PRESCALER_128)|| \
+ ((__PRESCALER__) == IWDG_PRESCALER_256))
+
+/**
+ * @brief Check IWDG reload value.
+ * @param __RELOAD__: IWDG reload value
+ * @retval None
+ */
+#define IS_IWDG_RELOAD(__RELOAD__) ((__RELOAD__) <= 0xFFF)
+
+/**
+ * @brief Check IWDG window value.
+ * @param __WINDOW__: IWDG window value
+ * @retval None
+ */
+#define IS_IWDG_WINDOW(__WINDOW__) ((__WINDOW__) <= 0xFFF)
/**
* @}
- */
+ */
/**
* @}
- */
-
+ */
+
+/**
+ * @}
+ */
+
+
#ifdef __cplusplus
}
#endif
