+++ /dev/null
-/**
- ******************************************************************************
- * @file stm32l0xx_hal_iwdg.h
- * @author MCD Application Team
- * @version V1.2.0
- * @date 06-February-2015
- * @brief Header file of IWDG HAL module.
- ******************************************************************************
- * @attention
- *
- * <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:
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- * 3. Neither the name of STMicroelectronics nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * 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 -------------------------------------*/
-#ifndef __STM32L0xx_HAL_IWDG_H
-#define __STM32L0xx_HAL_IWDG_H
-
-#ifdef __cplusplus
- extern "C" {
-#endif
-
-/* Includes ------------------------------------------------------------------*/
-#include "stm32l0xx_hal_def.h"
-
-/** @addtogroup STM32L0xx_HAL_Driver
- * @{
- */
-
-/** @defgroup IWDG
- * @{
- */
-
-/* Exported types ------------------------------------------------------------*/
-
-/** @defgroup IWDG_Exported_Types IWDG Exported Types
- * @{
- */
-
-/** @defgroup IWDG_State IWDG state 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_StateTypeDef;
-/**
- * @}
- */
-/** @defgroup IWDG_Init IWDG init configuration structure
- * @{
- */
-/**
- * @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 */
-
-} IWDG_InitTypeDef;
-/**
- * @}
- */
-
-/** @defgroup IWDG_handle IWDG handler
- * @{
- */
-/**
- * @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_HandleTypeDef;
-
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-/* Exported constants --------------------------------------------------------*/
-
-/** @defgroup IWDG_Exported_Constants IWDG Exported Constants
- * @{
- */
-
-/** @defgroup IWDG_Registers_Key IWDG key
- * @brief IWDG registers bit mask
- * @{
- */
-/* --- KR Register ---*/
-/* KR register bit mask */
-#define IWDG_KEY_RELOAD ((uint32_t)0xAAAA) /*!< IWDG Reload Counter Enable */
-#define IWDG_KEY_ENABLE ((uint32_t)0xCCCC) /*!< IWDG Peripheral Enable */
-#define IWDG_KEY_WRITE_ACCESS_ENABLE ((uint32_t)0x5555) /*!< IWDG KR Write Access Enable */
-#define IWDG_KEY_WRITE_ACCESS_DISABLE ((uint32_t)0x0000) /*!< IWDG KR Write Access Disable */
-/**
- * @}
- */
-
-#define IS_IWDG_KR(__KR__) (((__KR__) == IWDG_KEY_RELOAD) || \
- ((__KR__) == IWDG_KEY_ENABLE))|| \
- ((__KR__) == IWDG_KEY_WRITE_ACCESS_ENABLE)) || \
- ((__KR__) == IWDG_KEY_WRITE_ACCESS_DISABLE))
-
-
-/** @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 */
-/**
- * @}
- */
-#define IS_IWDG_FLAG(__FLAG__) (((__FLAG__) == IWDG_FLAG_PVU) || \
- ((__FLAG__) == IWDG_FLAG_RVU) || \
- ((__FLAG__) == IWDG_FLAG_WVU))
-
-
-/** @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))
-
-/* Check for reload value */
-#define IS_IWDG_RELOAD(__RELOAD__) ((__RELOAD__) <= 0xFFF)
-
-/* Check for window value */
-#define IS_IWDG_WINDOW(__VALUE__) ((__VALUE__) <= 0xFFF)
-
-
-/** @defgroup IWDG_Disable IWDG Disable
- * @{
- */
-#define IWDG_WINDOW_DISABLE 0xFFF
-/**
- * @}
- */
-
-/**
- * @}
- */
-/* Exported macro ------------------------------------------------------------*/
-/** @defgroup IWDG_Exported_Macro IWDG Exported Macro
- * @{
- */
-
-/** @brief Reset IWDG handle state
- * @param __HANDLE__ : IWDG handle
- * @retval None
- */
-#define __HAL_IWDG_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_IWDG_STATE_RESET)
-
-/**
- * @brief Enables the IWDG peripheral.
- * @param __HANDLE__ : IWDG handle
- * @retval None
- */
-#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).
- * @param __HANDLE__ : IWDG handle
- * @retval None
- */
-#define __HAL_IWDG_RELOAD_COUNTER(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, IWDG_KEY_RELOAD)
-
-/**
- * @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 Gets the selected IWDG's flag status.
- * @param __HANDLE__ : IWDG handle
- * @param __FLAG__ : specifies the flag to check.
- * This parameter can be one of the following values:
- * @arg IWDG_FLAG_PVU: Watchdog counter reload value update flag
- * @arg IWDG_FLAG_RVU: Watchdog counter prescaler value flag
- * @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__))
-
-/**
- * @}
- */
-
-/* Exported functions --------------------------------------------------------*/
-/** @defgroup IWDG_Exported_Functions
- * @{
- */
-
-/** @defgroup IWDG_Exported_Functions_Group1 Initialization/de-initialization functions
- * @{
- */
-HAL_StatusTypeDef HAL_IWDG_Init(IWDG_HandleTypeDef *hiwdg);
-void HAL_IWDG_MspInit(IWDG_HandleTypeDef *hiwdg);
-/**
- * @}
- */
-
-/** @defgroup IWDG_Exported_Functions_Group2 I/O operation functions
- * @{
- */
-HAL_StatusTypeDef HAL_IWDG_Start(IWDG_HandleTypeDef *hiwdg);
-HAL_StatusTypeDef HAL_IWDG_Refresh(IWDG_HandleTypeDef *hiwdg);
-/**
- * @}
- */
-
-/** @defgroup IWDG_Exported_Functions_Group3 Peripheral State functions
- * @{
- */
-HAL_IWDG_StateTypeDef HAL_IWDG_GetState(IWDG_HandleTypeDef *hiwdg);
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* __STM32L0xx_HAL_IWDG_H */
-
-/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
-
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