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TARGET_NUCLEO_F207ZG/TOOLCHAIN_ARM_STD/stm32f2xx_hal_iwdg.h@172:65be27845400, 2019-02-20 (annotated)

Committer:
AnnaBridge
Date:
Wed Feb 20 20:53:29 2019 +0000
Revision:
172:65be27845400
Parent:
171:3a7713b1edbc 
mbed library release version 165

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 171:3a7713b1edbc 1 /**
AnnaBridge 171:3a7713b1edbc 2 ******************************************************************************
AnnaBridge 171:3a7713b1edbc 3 * @file stm32f2xx_hal_iwdg.h
AnnaBridge 171:3a7713b1edbc 4 * @author MCD Application Team
AnnaBridge 171:3a7713b1edbc 5 * @version V1.2.1
AnnaBridge 171:3a7713b1edbc 6 * @date 14-April-2017
AnnaBridge 171:3a7713b1edbc 7 * @brief Header file of IWDG HAL module.
AnnaBridge 171:3a7713b1edbc 8 ******************************************************************************
AnnaBridge 171:3a7713b1edbc 9 * @attention
AnnaBridge 171:3a7713b1edbc 10 *
AnnaBridge 171:3a7713b1edbc 11 * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
AnnaBridge 171:3a7713b1edbc 12 *
AnnaBridge 171:3a7713b1edbc 13 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 171:3a7713b1edbc 14 * are permitted provided that the following conditions are met:
AnnaBridge 171:3a7713b1edbc 15 * 1. Redistributions of source code must retain the above copyright notice,
AnnaBridge 171:3a7713b1edbc 16 * this list of conditions and the following disclaimer.
AnnaBridge 171:3a7713b1edbc 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
AnnaBridge 171:3a7713b1edbc 18 * this list of conditions and the following disclaimer in the documentation
AnnaBridge 171:3a7713b1edbc 19 * and/or other materials provided with the distribution.
AnnaBridge 171:3a7713b1edbc 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
AnnaBridge 171:3a7713b1edbc 21 * may be used to endorse or promote products derived from this software
AnnaBridge 171:3a7713b1edbc 22 * without specific prior written permission.
AnnaBridge 171:3a7713b1edbc 23 *
AnnaBridge 171:3a7713b1edbc 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AnnaBridge 171:3a7713b1edbc 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
AnnaBridge 171:3a7713b1edbc 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 171:3a7713b1edbc 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
AnnaBridge 171:3a7713b1edbc 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
AnnaBridge 171:3a7713b1edbc 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
AnnaBridge 171:3a7713b1edbc 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
AnnaBridge 171:3a7713b1edbc 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
AnnaBridge 171:3a7713b1edbc 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
AnnaBridge 171:3a7713b1edbc 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 171:3a7713b1edbc 34 *
AnnaBridge 171:3a7713b1edbc 35 ******************************************************************************
AnnaBridge 171:3a7713b1edbc 36 */
AnnaBridge 171:3a7713b1edbc 37
AnnaBridge 171:3a7713b1edbc 38 /* Define to prevent recursive inclusion -------------------------------------*/
AnnaBridge 171:3a7713b1edbc 39 #ifndef __STM32F2xx_HAL_IWDG_H
AnnaBridge 171:3a7713b1edbc 40 #define __STM32F2xx_HAL_IWDG_H
AnnaBridge 171:3a7713b1edbc 41
AnnaBridge 171:3a7713b1edbc 42 #ifdef __cplusplus
AnnaBridge 171:3a7713b1edbc 43 extern "C" {
AnnaBridge 171:3a7713b1edbc 44 #endif
AnnaBridge 171:3a7713b1edbc 45
AnnaBridge 171:3a7713b1edbc 46 /* Includes ------------------------------------------------------------------*/
AnnaBridge 171:3a7713b1edbc 47 #include "stm32f2xx_hal_def.h"
AnnaBridge 171:3a7713b1edbc 48
AnnaBridge 171:3a7713b1edbc 49 /** @addtogroup STM32F2xx_HAL_Driver
AnnaBridge 171:3a7713b1edbc 50 * @{
AnnaBridge 171:3a7713b1edbc 51 */
AnnaBridge 171:3a7713b1edbc 52
AnnaBridge 171:3a7713b1edbc 53 /** @addtogroup IWDG
AnnaBridge 171:3a7713b1edbc 54 * @{
AnnaBridge 171:3a7713b1edbc 55 */
AnnaBridge 171:3a7713b1edbc 56
AnnaBridge 171:3a7713b1edbc 57 /* Exported types ------------------------------------------------------------*/
AnnaBridge 171:3a7713b1edbc 58 /** @defgroup IWDG_Exported_Types IWDG Exported Types
AnnaBridge 171:3a7713b1edbc 59 * @{
AnnaBridge 171:3a7713b1edbc 60 */
AnnaBridge 171:3a7713b1edbc 61
AnnaBridge 171:3a7713b1edbc 62 /**
AnnaBridge 171:3a7713b1edbc 63 * @brief IWDG Init structure definition
AnnaBridge 171:3a7713b1edbc 64 */
AnnaBridge 171:3a7713b1edbc 65 typedef struct
AnnaBridge 171:3a7713b1edbc 66 {
AnnaBridge 171:3a7713b1edbc 67 uint32_t Prescaler; /*!< Select the prescaler of the IWDG.
AnnaBridge 171:3a7713b1edbc 68 This parameter can be a value of @ref IWDG_Prescaler */
AnnaBridge 171:3a7713b1edbc 69
AnnaBridge 171:3a7713b1edbc 70 uint32_t Reload; /*!< Specifies the IWDG down-counter reload value.
AnnaBridge 171:3a7713b1edbc 71 This parameter must be a number between Min_Data = 0 and Max_Data = 0x0FFF */
AnnaBridge 171:3a7713b1edbc 72
AnnaBridge 171:3a7713b1edbc 73 } IWDG_InitTypeDef;
AnnaBridge 171:3a7713b1edbc 74
AnnaBridge 171:3a7713b1edbc 75 /**
AnnaBridge 171:3a7713b1edbc 76 * @brief IWDG Handle Structure definition
AnnaBridge 171:3a7713b1edbc 77 */
AnnaBridge 171:3a7713b1edbc 78 typedef struct
AnnaBridge 171:3a7713b1edbc 79 {
AnnaBridge 171:3a7713b1edbc 80 IWDG_TypeDef *Instance; /*!< Register base address */
AnnaBridge 171:3a7713b1edbc 81
AnnaBridge 171:3a7713b1edbc 82 IWDG_InitTypeDef Init; /*!< IWDG required parameters */
AnnaBridge 171:3a7713b1edbc 83
AnnaBridge 171:3a7713b1edbc 84 }IWDG_HandleTypeDef;
AnnaBridge 171:3a7713b1edbc 85
AnnaBridge 171:3a7713b1edbc 86 /**
AnnaBridge 171:3a7713b1edbc 87 * @}
AnnaBridge 171:3a7713b1edbc 88 */
AnnaBridge 171:3a7713b1edbc 89
AnnaBridge 171:3a7713b1edbc 90 /* Exported constants --------------------------------------------------------*/
AnnaBridge 171:3a7713b1edbc 91 /** @defgroup IWDG_Exported_Constants IWDG Exported Constants
AnnaBridge 171:3a7713b1edbc 92 * @{
AnnaBridge 171:3a7713b1edbc 93 */
AnnaBridge 171:3a7713b1edbc 94
AnnaBridge 171:3a7713b1edbc 95 /** @defgroup IWDG_Prescaler IWDG Prescaler
AnnaBridge 171:3a7713b1edbc 96 * @{
AnnaBridge 171:3a7713b1edbc 97 */
AnnaBridge 171:3a7713b1edbc 98 #define IWDG_PRESCALER_4 0x00000000U /*!< IWDG prescaler set to 4 */
AnnaBridge 171:3a7713b1edbc 99 #define IWDG_PRESCALER_8 IWDG_PR_PR_0 /*!< IWDG prescaler set to 8 */
AnnaBridge 171:3a7713b1edbc 100 #define IWDG_PRESCALER_16 IWDG_PR_PR_1 /*!< IWDG prescaler set to 16 */
AnnaBridge 171:3a7713b1edbc 101 #define IWDG_PRESCALER_32 (IWDG_PR_PR_1 | IWDG_PR_PR_0) /*!< IWDG prescaler set to 32 */
AnnaBridge 171:3a7713b1edbc 102 #define IWDG_PRESCALER_64 IWDG_PR_PR_2 /*!< IWDG prescaler set to 64 */
AnnaBridge 171:3a7713b1edbc 103 #define IWDG_PRESCALER_128 (IWDG_PR_PR_2 | IWDG_PR_PR_0) /*!< IWDG prescaler set to 128 */
AnnaBridge 171:3a7713b1edbc 104 #define IWDG_PRESCALER_256 (IWDG_PR_PR_2 | IWDG_PR_PR_1) /*!< IWDG prescaler set to 256 */
AnnaBridge 171:3a7713b1edbc 105 /**
AnnaBridge 171:3a7713b1edbc 106 * @}
AnnaBridge 171:3a7713b1edbc 107 */
AnnaBridge 171:3a7713b1edbc 108
AnnaBridge 171:3a7713b1edbc 109 /**
AnnaBridge 171:3a7713b1edbc 110 * @}
AnnaBridge 171:3a7713b1edbc 111 */
AnnaBridge 171:3a7713b1edbc 112
AnnaBridge 171:3a7713b1edbc 113 /* Exported macros -----------------------------------------------------------*/
AnnaBridge 171:3a7713b1edbc 114 /** @defgroup IWDG_Exported_Macros IWDG Exported Macros
AnnaBridge 171:3a7713b1edbc 115 * @{
AnnaBridge 171:3a7713b1edbc 116 */
AnnaBridge 171:3a7713b1edbc 117
AnnaBridge 171:3a7713b1edbc 118 /**
AnnaBridge 171:3a7713b1edbc 119 * @brief Enable the IWDG peripheral.
AnnaBridge 171:3a7713b1edbc 120 * @param __HANDLE__ IWDG handle
AnnaBridge 171:3a7713b1edbc 121 * @retval None
AnnaBridge 171:3a7713b1edbc 122 */
AnnaBridge 171:3a7713b1edbc 123 #define __HAL_IWDG_START(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, IWDG_KEY_ENABLE)
AnnaBridge 171:3a7713b1edbc 124
AnnaBridge 171:3a7713b1edbc 125 /**
AnnaBridge 171:3a7713b1edbc 126 * @brief Reload IWDG counter with value defined in the reload register
AnnaBridge 171:3a7713b1edbc 127 * (write access to IWDG_PR & IWDG_RLR registers disabled).
AnnaBridge 171:3a7713b1edbc 128 * @param __HANDLE__ IWDG handle
AnnaBridge 171:3a7713b1edbc 129 * @retval None
AnnaBridge 171:3a7713b1edbc 130 */
AnnaBridge 171:3a7713b1edbc 131 #define __HAL_IWDG_RELOAD_COUNTER(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, IWDG_KEY_RELOAD)
AnnaBridge 171:3a7713b1edbc 132
AnnaBridge 171:3a7713b1edbc 133 /**
AnnaBridge 171:3a7713b1edbc 134 * @}
AnnaBridge 171:3a7713b1edbc 135 */
AnnaBridge 171:3a7713b1edbc 136
AnnaBridge 171:3a7713b1edbc 137 /* Exported functions --------------------------------------------------------*/
AnnaBridge 171:3a7713b1edbc 138 /** @defgroup IWDG_Exported_Functions IWDG Exported Functions
AnnaBridge 171:3a7713b1edbc 139 * @{
AnnaBridge 171:3a7713b1edbc 140 */
AnnaBridge 171:3a7713b1edbc 141
AnnaBridge 171:3a7713b1edbc 142 /** @defgroup IWDG_Exported_Functions_Group1 Initialization and Start functions
AnnaBridge 171:3a7713b1edbc 143 * @{
AnnaBridge 171:3a7713b1edbc 144 */
AnnaBridge 171:3a7713b1edbc 145 /* Initialization/Start functions ********************************************/
AnnaBridge 171:3a7713b1edbc 146 HAL_StatusTypeDef HAL_IWDG_Init(IWDG_HandleTypeDef *hiwdg);
AnnaBridge 171:3a7713b1edbc 147 /**
AnnaBridge 171:3a7713b1edbc 148 * @}
AnnaBridge 171:3a7713b1edbc 149 */
AnnaBridge 171:3a7713b1edbc 150
AnnaBridge 171:3a7713b1edbc 151 /** @defgroup IWDG_Exported_Functions_Group2 IO operation functions
AnnaBridge 171:3a7713b1edbc 152 * @{
AnnaBridge 171:3a7713b1edbc 153 */
AnnaBridge 171:3a7713b1edbc 154 /* I/O operation functions ****************************************************/
AnnaBridge 171:3a7713b1edbc 155 HAL_StatusTypeDef HAL_IWDG_Refresh(IWDG_HandleTypeDef *hiwdg);
AnnaBridge 171:3a7713b1edbc 156 /**
AnnaBridge 171:3a7713b1edbc 157 * @}
AnnaBridge 171:3a7713b1edbc 158 */
AnnaBridge 171:3a7713b1edbc 159
AnnaBridge 171:3a7713b1edbc 160 /**
AnnaBridge 171:3a7713b1edbc 161 * @}
AnnaBridge 171:3a7713b1edbc 162 */
AnnaBridge 171:3a7713b1edbc 163
AnnaBridge 171:3a7713b1edbc 164 /* Private constants ---------------------------------------------------------*/
AnnaBridge 171:3a7713b1edbc 165 /** @defgroup IWDG_Private_Constants IWDG Private Constants
AnnaBridge 171:3a7713b1edbc 166 * @{
AnnaBridge 171:3a7713b1edbc 167 */
AnnaBridge 171:3a7713b1edbc 168
AnnaBridge 171:3a7713b1edbc 169 /**
AnnaBridge 171:3a7713b1edbc 170 * @brief IWDG Key Register BitMask
AnnaBridge 171:3a7713b1edbc 171 */
AnnaBridge 171:3a7713b1edbc 172 #define IWDG_KEY_RELOAD 0x0000AAAAU /*!< IWDG Reload Counter Enable */
AnnaBridge 171:3a7713b1edbc 173 #define IWDG_KEY_ENABLE 0x0000CCCCU /*!< IWDG Peripheral Enable */
AnnaBridge 171:3a7713b1edbc 174 #define IWDG_KEY_WRITE_ACCESS_ENABLE 0x00005555U /*!< IWDG KR Write Access Enable */
AnnaBridge 171:3a7713b1edbc 175 #define IWDG_KEY_WRITE_ACCESS_DISABLE 0x00000000U /*!< IWDG KR Write Access Disable */
AnnaBridge 171:3a7713b1edbc 176
AnnaBridge 171:3a7713b1edbc 177 /**
AnnaBridge 171:3a7713b1edbc 178 * @}
AnnaBridge 171:3a7713b1edbc 179 */
AnnaBridge 171:3a7713b1edbc 180
AnnaBridge 171:3a7713b1edbc 181 /* Private macros ------------------------------------------------------------*/
AnnaBridge 171:3a7713b1edbc 182 /** @defgroup IWDG_Private_Macros IWDG Private Macros
AnnaBridge 171:3a7713b1edbc 183 * @{
AnnaBridge 171:3a7713b1edbc 184 */
AnnaBridge 171:3a7713b1edbc 185
AnnaBridge 171:3a7713b1edbc 186 /**
AnnaBridge 171:3a7713b1edbc 187 * @brief Enable write access to IWDG_PR and IWDG_RLR registers.
AnnaBridge 171:3a7713b1edbc 188 * @param __HANDLE__ IWDG handle
AnnaBridge 171:3a7713b1edbc 189 * @retval None
AnnaBridge 171:3a7713b1edbc 190 */
AnnaBridge 171:3a7713b1edbc 191 #define IWDG_ENABLE_WRITE_ACCESS(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, IWDG_KEY_WRITE_ACCESS_ENABLE)
AnnaBridge 171:3a7713b1edbc 192
AnnaBridge 171:3a7713b1edbc 193 /**
AnnaBridge 171:3a7713b1edbc 194 * @brief Disable write access to IWDG_PR and IWDG_RLR registers.
AnnaBridge 171:3a7713b1edbc 195 * @param __HANDLE__ IWDG handle
AnnaBridge 171:3a7713b1edbc 196 * @retval None
AnnaBridge 171:3a7713b1edbc 197 */
AnnaBridge 171:3a7713b1edbc 198 #define IWDG_DISABLE_WRITE_ACCESS(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, IWDG_KEY_WRITE_ACCESS_DISABLE)
AnnaBridge 171:3a7713b1edbc 199
AnnaBridge 171:3a7713b1edbc 200 /**
AnnaBridge 171:3a7713b1edbc 201 * @brief Check IWDG prescaler value.
AnnaBridge 171:3a7713b1edbc 202 * @param __PRESCALER__ IWDG prescaler value
AnnaBridge 171:3a7713b1edbc 203 * @retval None
AnnaBridge 171:3a7713b1edbc 204 */
AnnaBridge 171:3a7713b1edbc 205 #define IS_IWDG_PRESCALER(__PRESCALER__) (((__PRESCALER__) == IWDG_PRESCALER_4) || \
AnnaBridge 171:3a7713b1edbc 206 ((__PRESCALER__) == IWDG_PRESCALER_8) || \
AnnaBridge 171:3a7713b1edbc 207 ((__PRESCALER__) == IWDG_PRESCALER_16) || \
AnnaBridge 171:3a7713b1edbc 208 ((__PRESCALER__) == IWDG_PRESCALER_32) || \
AnnaBridge 171:3a7713b1edbc 209 ((__PRESCALER__) == IWDG_PRESCALER_64) || \
AnnaBridge 171:3a7713b1edbc 210 ((__PRESCALER__) == IWDG_PRESCALER_128)|| \
AnnaBridge 171:3a7713b1edbc 211 ((__PRESCALER__) == IWDG_PRESCALER_256))
AnnaBridge 171:3a7713b1edbc 212
AnnaBridge 171:3a7713b1edbc 213 /**
AnnaBridge 171:3a7713b1edbc 214 * @brief Check IWDG reload value.
AnnaBridge 171:3a7713b1edbc 215 * @param __RELOAD__ IWDG reload value
AnnaBridge 171:3a7713b1edbc 216 * @retval None
AnnaBridge 171:3a7713b1edbc 217 */
AnnaBridge 171:3a7713b1edbc 218 #define IS_IWDG_RELOAD(__RELOAD__) ((__RELOAD__) <= IWDG_RLR_RL)
AnnaBridge 171:3a7713b1edbc 219
AnnaBridge 171:3a7713b1edbc 220 /**
AnnaBridge 171:3a7713b1edbc 221 * @}
AnnaBridge 171:3a7713b1edbc 222 */
AnnaBridge 171:3a7713b1edbc 223
AnnaBridge 171:3a7713b1edbc 224 /**
AnnaBridge 171:3a7713b1edbc 225 * @}
AnnaBridge 171:3a7713b1edbc 226 */
AnnaBridge 171:3a7713b1edbc 227
AnnaBridge 171:3a7713b1edbc 228 /**
AnnaBridge 171:3a7713b1edbc 229 * @}
AnnaBridge 171:3a7713b1edbc 230 */
AnnaBridge 171:3a7713b1edbc 231
AnnaBridge 171:3a7713b1edbc 232
AnnaBridge 171:3a7713b1edbc 233 #ifdef __cplusplus
AnnaBridge 171:3a7713b1edbc 234 }
AnnaBridge 171:3a7713b1edbc 235 #endif
AnnaBridge 171:3a7713b1edbc 236
AnnaBridge 171:3a7713b1edbc 237 #endif /* __STM32F2xx_HAL_IWDG_H */
AnnaBridge 171:3a7713b1edbc 238
AnnaBridge 171:3a7713b1edbc 239 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/