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TARGET_NUCLEO_L496ZG_P/TOOLCHAIN_IAR/stm32l4xx_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?
User | Revision | Line number | New contents of line |
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AnnaBridge | 145:64910690c574 | 1 | /** |
AnnaBridge | 145:64910690c574 | 2 | ****************************************************************************** |
AnnaBridge | 145:64910690c574 | 3 | * @file stm32l4xx_hal_iwdg.h |
AnnaBridge | 145:64910690c574 | 4 | * @author MCD Application Team |
AnnaBridge | 145:64910690c574 | 5 | * @brief Header file of IWDG HAL module. |
AnnaBridge | 145:64910690c574 | 6 | ****************************************************************************** |
AnnaBridge | 145:64910690c574 | 7 | * @attention |
AnnaBridge | 145:64910690c574 | 8 | * |
AnnaBridge | 145:64910690c574 | 9 | * <h2><center>© COPYRIGHT(c) 2017 STMicroelectronics</center></h2> |
AnnaBridge | 145:64910690c574 | 10 | * |
AnnaBridge | 145:64910690c574 | 11 | * Redistribution and use in source and binary forms, with or without modification, |
AnnaBridge | 145:64910690c574 | 12 | * are permitted provided that the following conditions are met: |
AnnaBridge | 145:64910690c574 | 13 | * 1. Redistributions of source code must retain the above copyright notice, |
AnnaBridge | 145:64910690c574 | 14 | * this list of conditions and the following disclaimer. |
AnnaBridge | 145:64910690c574 | 15 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
AnnaBridge | 145:64910690c574 | 16 | * this list of conditions and the following disclaimer in the documentation |
AnnaBridge | 145:64910690c574 | 17 | * and/or other materials provided with the distribution. |
AnnaBridge | 145:64910690c574 | 18 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
AnnaBridge | 145:64910690c574 | 19 | * may be used to endorse or promote products derived from this software |
AnnaBridge | 145:64910690c574 | 20 | * without specific prior written permission. |
AnnaBridge | 145:64910690c574 | 21 | * |
AnnaBridge | 145:64910690c574 | 22 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
AnnaBridge | 145:64910690c574 | 23 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
AnnaBridge | 145:64910690c574 | 24 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
AnnaBridge | 145:64910690c574 | 25 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
AnnaBridge | 145:64910690c574 | 26 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
AnnaBridge | 145:64910690c574 | 27 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
AnnaBridge | 145:64910690c574 | 28 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
AnnaBridge | 145:64910690c574 | 29 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
AnnaBridge | 145:64910690c574 | 30 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
AnnaBridge | 145:64910690c574 | 31 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
AnnaBridge | 145:64910690c574 | 32 | * |
AnnaBridge | 145:64910690c574 | 33 | ****************************************************************************** |
AnnaBridge | 145:64910690c574 | 34 | */ |
AnnaBridge | 145:64910690c574 | 35 | |
AnnaBridge | 145:64910690c574 | 36 | /* Define to prevent recursive inclusion -------------------------------------*/ |
AnnaBridge | 145:64910690c574 | 37 | #ifndef __STM32L4xx_HAL_IWDG_H |
AnnaBridge | 145:64910690c574 | 38 | #define __STM32L4xx_HAL_IWDG_H |
AnnaBridge | 145:64910690c574 | 39 | |
AnnaBridge | 145:64910690c574 | 40 | #ifdef __cplusplus |
AnnaBridge | 145:64910690c574 | 41 | extern "C" { |
AnnaBridge | 145:64910690c574 | 42 | #endif |
AnnaBridge | 145:64910690c574 | 43 | |
AnnaBridge | 145:64910690c574 | 44 | /* Includes ------------------------------------------------------------------*/ |
AnnaBridge | 145:64910690c574 | 45 | #include "stm32l4xx_hal_def.h" |
AnnaBridge | 145:64910690c574 | 46 | |
AnnaBridge | 145:64910690c574 | 47 | /** @addtogroup STM32L4xx_HAL_Driver |
AnnaBridge | 145:64910690c574 | 48 | * @{ |
AnnaBridge | 145:64910690c574 | 49 | */ |
AnnaBridge | 145:64910690c574 | 50 | |
AnnaBridge | 145:64910690c574 | 51 | /** @defgroup IWDG IWDG |
AnnaBridge | 145:64910690c574 | 52 | * @{ |
AnnaBridge | 145:64910690c574 | 53 | */ |
AnnaBridge | 145:64910690c574 | 54 | |
AnnaBridge | 145:64910690c574 | 55 | /* Exported types ------------------------------------------------------------*/ |
AnnaBridge | 145:64910690c574 | 56 | /** @defgroup IWDG_Exported_Types IWDG Exported Types |
AnnaBridge | 145:64910690c574 | 57 | * @{ |
AnnaBridge | 145:64910690c574 | 58 | */ |
AnnaBridge | 145:64910690c574 | 59 | |
AnnaBridge | 145:64910690c574 | 60 | /** |
AnnaBridge | 145:64910690c574 | 61 | * @brief IWDG Init structure definition |
AnnaBridge | 145:64910690c574 | 62 | */ |
AnnaBridge | 145:64910690c574 | 63 | typedef struct |
AnnaBridge | 145:64910690c574 | 64 | { |
AnnaBridge | 145:64910690c574 | 65 | uint32_t Prescaler; /*!< Select the prescaler of the IWDG. |
AnnaBridge | 145:64910690c574 | 66 | This parameter can be a value of @ref IWDG_Prescaler */ |
AnnaBridge | 145:64910690c574 | 67 | |
AnnaBridge | 145:64910690c574 | 68 | uint32_t Reload; /*!< Specifies the IWDG down-counter reload value. |
AnnaBridge | 145:64910690c574 | 69 | This parameter must be a number between Min_Data = 0 and Max_Data = 0x0FFF */ |
AnnaBridge | 145:64910690c574 | 70 | |
AnnaBridge | 145:64910690c574 | 71 | uint32_t Window; /*!< Specifies the window value to be compared to the down-counter. |
AnnaBridge | 145:64910690c574 | 72 | This parameter must be a number between Min_Data = 0 and Max_Data = 0x0FFF */ |
AnnaBridge | 145:64910690c574 | 73 | |
AnnaBridge | 145:64910690c574 | 74 | } IWDG_InitTypeDef; |
AnnaBridge | 145:64910690c574 | 75 | |
AnnaBridge | 145:64910690c574 | 76 | /** |
AnnaBridge | 145:64910690c574 | 77 | * @brief IWDG Handle Structure definition |
AnnaBridge | 145:64910690c574 | 78 | */ |
AnnaBridge | 145:64910690c574 | 79 | typedef struct |
AnnaBridge | 145:64910690c574 | 80 | { |
AnnaBridge | 145:64910690c574 | 81 | IWDG_TypeDef *Instance; /*!< Register base address */ |
AnnaBridge | 145:64910690c574 | 82 | |
AnnaBridge | 145:64910690c574 | 83 | IWDG_InitTypeDef Init; /*!< IWDG required parameters */ |
AnnaBridge | 145:64910690c574 | 84 | |
AnnaBridge | 145:64910690c574 | 85 | }IWDG_HandleTypeDef; |
AnnaBridge | 145:64910690c574 | 86 | |
AnnaBridge | 145:64910690c574 | 87 | /** |
AnnaBridge | 145:64910690c574 | 88 | * @} |
AnnaBridge | 145:64910690c574 | 89 | */ |
AnnaBridge | 145:64910690c574 | 90 | |
AnnaBridge | 145:64910690c574 | 91 | /* Exported constants --------------------------------------------------------*/ |
AnnaBridge | 145:64910690c574 | 92 | /** @defgroup IWDG_Exported_Constants IWDG Exported Constants |
AnnaBridge | 145:64910690c574 | 93 | * @{ |
AnnaBridge | 145:64910690c574 | 94 | */ |
AnnaBridge | 145:64910690c574 | 95 | |
AnnaBridge | 145:64910690c574 | 96 | /** @defgroup IWDG_Prescaler IWDG Prescaler |
AnnaBridge | 145:64910690c574 | 97 | * @{ |
AnnaBridge | 145:64910690c574 | 98 | */ |
AnnaBridge | 145:64910690c574 | 99 | #define IWDG_PRESCALER_4 0x00000000u /*!< IWDG prescaler set to 4 */ |
AnnaBridge | 145:64910690c574 | 100 | #define IWDG_PRESCALER_8 IWDG_PR_PR_0 /*!< IWDG prescaler set to 8 */ |
AnnaBridge | 145:64910690c574 | 101 | #define IWDG_PRESCALER_16 IWDG_PR_PR_1 /*!< IWDG prescaler set to 16 */ |
AnnaBridge | 145:64910690c574 | 102 | #define IWDG_PRESCALER_32 (IWDG_PR_PR_1 | IWDG_PR_PR_0) /*!< IWDG prescaler set to 32 */ |
AnnaBridge | 145:64910690c574 | 103 | #define IWDG_PRESCALER_64 IWDG_PR_PR_2 /*!< IWDG prescaler set to 64 */ |
AnnaBridge | 145:64910690c574 | 104 | #define IWDG_PRESCALER_128 (IWDG_PR_PR_2 | IWDG_PR_PR_0) /*!< IWDG prescaler set to 128 */ |
AnnaBridge | 145:64910690c574 | 105 | #define IWDG_PRESCALER_256 (IWDG_PR_PR_2 | IWDG_PR_PR_1) /*!< IWDG prescaler set to 256 */ |
AnnaBridge | 145:64910690c574 | 106 | /** |
AnnaBridge | 145:64910690c574 | 107 | * @} |
AnnaBridge | 145:64910690c574 | 108 | */ |
AnnaBridge | 145:64910690c574 | 109 | |
AnnaBridge | 145:64910690c574 | 110 | /** @defgroup IWDG_Window_option IWDG Window option |
AnnaBridge | 145:64910690c574 | 111 | * @{ |
AnnaBridge | 145:64910690c574 | 112 | */ |
AnnaBridge | 145:64910690c574 | 113 | #define IWDG_WINDOW_DISABLE IWDG_WINR_WIN |
AnnaBridge | 145:64910690c574 | 114 | /** |
AnnaBridge | 145:64910690c574 | 115 | * @} |
AnnaBridge | 145:64910690c574 | 116 | */ |
AnnaBridge | 145:64910690c574 | 117 | |
AnnaBridge | 145:64910690c574 | 118 | /** |
AnnaBridge | 145:64910690c574 | 119 | * @} |
AnnaBridge | 145:64910690c574 | 120 | */ |
AnnaBridge | 145:64910690c574 | 121 | |
AnnaBridge | 145:64910690c574 | 122 | /* Exported macros -----------------------------------------------------------*/ |
AnnaBridge | 145:64910690c574 | 123 | /** @defgroup IWDG_Exported_Macros IWDG Exported Macros |
AnnaBridge | 145:64910690c574 | 124 | * @{ |
AnnaBridge | 145:64910690c574 | 125 | */ |
AnnaBridge | 145:64910690c574 | 126 | |
AnnaBridge | 145:64910690c574 | 127 | /** |
AnnaBridge | 145:64910690c574 | 128 | * @brief Enable the IWDG peripheral. |
AnnaBridge | 145:64910690c574 | 129 | * @param __HANDLE__ IWDG handle |
AnnaBridge | 145:64910690c574 | 130 | * @retval None |
AnnaBridge | 145:64910690c574 | 131 | */ |
AnnaBridge | 145:64910690c574 | 132 | #define __HAL_IWDG_START(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, IWDG_KEY_ENABLE) |
AnnaBridge | 145:64910690c574 | 133 | |
AnnaBridge | 145:64910690c574 | 134 | /** |
AnnaBridge | 145:64910690c574 | 135 | * @brief Reload IWDG counter with value defined in the reload register |
AnnaBridge | 145:64910690c574 | 136 | * (write access to IWDG_PR, IWDG_RLR & IWDG_WINR registers disabled). |
AnnaBridge | 145:64910690c574 | 137 | * @param __HANDLE__ IWDG handle |
AnnaBridge | 145:64910690c574 | 138 | * @retval None |
AnnaBridge | 145:64910690c574 | 139 | */ |
AnnaBridge | 145:64910690c574 | 140 | #define __HAL_IWDG_RELOAD_COUNTER(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, IWDG_KEY_RELOAD) |
AnnaBridge | 145:64910690c574 | 141 | |
AnnaBridge | 145:64910690c574 | 142 | /** |
AnnaBridge | 145:64910690c574 | 143 | * @} |
AnnaBridge | 145:64910690c574 | 144 | */ |
AnnaBridge | 145:64910690c574 | 145 | |
AnnaBridge | 145:64910690c574 | 146 | /* Exported functions --------------------------------------------------------*/ |
AnnaBridge | 145:64910690c574 | 147 | /** @defgroup IWDG_Exported_Functions IWDG Exported Functions |
AnnaBridge | 145:64910690c574 | 148 | * @{ |
AnnaBridge | 145:64910690c574 | 149 | */ |
AnnaBridge | 145:64910690c574 | 150 | |
AnnaBridge | 145:64910690c574 | 151 | /** @defgroup IWDG_Exported_Functions_Group1 Initialization and Start functions |
AnnaBridge | 145:64910690c574 | 152 | * @{ |
AnnaBridge | 145:64910690c574 | 153 | */ |
AnnaBridge | 145:64910690c574 | 154 | /* Initialization/Start functions ********************************************/ |
AnnaBridge | 145:64910690c574 | 155 | HAL_StatusTypeDef HAL_IWDG_Init(IWDG_HandleTypeDef *hiwdg); |
AnnaBridge | 145:64910690c574 | 156 | /** |
AnnaBridge | 145:64910690c574 | 157 | * @} |
AnnaBridge | 145:64910690c574 | 158 | */ |
AnnaBridge | 145:64910690c574 | 159 | |
AnnaBridge | 145:64910690c574 | 160 | /** @defgroup IWDG_Exported_Functions_Group2 IO operation functions |
AnnaBridge | 145:64910690c574 | 161 | * @{ |
AnnaBridge | 145:64910690c574 | 162 | */ |
AnnaBridge | 145:64910690c574 | 163 | /* I/O operation functions ****************************************************/ |
AnnaBridge | 145:64910690c574 | 164 | HAL_StatusTypeDef HAL_IWDG_Refresh(IWDG_HandleTypeDef *hiwdg); |
AnnaBridge | 145:64910690c574 | 165 | /** |
AnnaBridge | 145:64910690c574 | 166 | * @} |
AnnaBridge | 145:64910690c574 | 167 | */ |
AnnaBridge | 145:64910690c574 | 168 | |
AnnaBridge | 145:64910690c574 | 169 | /** |
AnnaBridge | 145:64910690c574 | 170 | * @} |
AnnaBridge | 145:64910690c574 | 171 | */ |
AnnaBridge | 145:64910690c574 | 172 | |
AnnaBridge | 145:64910690c574 | 173 | /* Private constants ---------------------------------------------------------*/ |
AnnaBridge | 145:64910690c574 | 174 | /** @defgroup IWDG_Private_Constants IWDG Private Constants |
AnnaBridge | 145:64910690c574 | 175 | * @{ |
AnnaBridge | 145:64910690c574 | 176 | */ |
AnnaBridge | 145:64910690c574 | 177 | |
AnnaBridge | 145:64910690c574 | 178 | /** |
AnnaBridge | 145:64910690c574 | 179 | * @brief IWDG Key Register BitMask |
AnnaBridge | 145:64910690c574 | 180 | */ |
AnnaBridge | 145:64910690c574 | 181 | #define IWDG_KEY_RELOAD 0x0000AAAAu /*!< IWDG Reload Counter Enable */ |
AnnaBridge | 145:64910690c574 | 182 | #define IWDG_KEY_ENABLE 0x0000CCCCu /*!< IWDG Peripheral Enable */ |
AnnaBridge | 145:64910690c574 | 183 | #define IWDG_KEY_WRITE_ACCESS_ENABLE 0x00005555u /*!< IWDG KR Write Access Enable */ |
AnnaBridge | 145:64910690c574 | 184 | #define IWDG_KEY_WRITE_ACCESS_DISABLE 0x00000000u /*!< IWDG KR Write Access Disable */ |
AnnaBridge | 145:64910690c574 | 185 | |
AnnaBridge | 145:64910690c574 | 186 | /** |
AnnaBridge | 145:64910690c574 | 187 | * @} |
AnnaBridge | 145:64910690c574 | 188 | */ |
AnnaBridge | 145:64910690c574 | 189 | |
AnnaBridge | 145:64910690c574 | 190 | /* Private macros ------------------------------------------------------------*/ |
AnnaBridge | 145:64910690c574 | 191 | /** @defgroup IWDG_Private_Macros IWDG Private Macros |
AnnaBridge | 145:64910690c574 | 192 | * @{ |
AnnaBridge | 145:64910690c574 | 193 | */ |
AnnaBridge | 145:64910690c574 | 194 | |
AnnaBridge | 145:64910690c574 | 195 | /** |
AnnaBridge | 145:64910690c574 | 196 | * @brief Enable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers. |
AnnaBridge | 145:64910690c574 | 197 | * @param __HANDLE__ IWDG handle |
AnnaBridge | 145:64910690c574 | 198 | * @retval None |
AnnaBridge | 145:64910690c574 | 199 | */ |
AnnaBridge | 145:64910690c574 | 200 | #define IWDG_ENABLE_WRITE_ACCESS(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, IWDG_KEY_WRITE_ACCESS_ENABLE) |
AnnaBridge | 145:64910690c574 | 201 | |
AnnaBridge | 145:64910690c574 | 202 | /** |
AnnaBridge | 145:64910690c574 | 203 | * @brief Disable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers. |
AnnaBridge | 145:64910690c574 | 204 | * @param __HANDLE__ IWDG handle |
AnnaBridge | 145:64910690c574 | 205 | * @retval None |
AnnaBridge | 145:64910690c574 | 206 | */ |
AnnaBridge | 145:64910690c574 | 207 | #define IWDG_DISABLE_WRITE_ACCESS(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, IWDG_KEY_WRITE_ACCESS_DISABLE) |
AnnaBridge | 145:64910690c574 | 208 | |
AnnaBridge | 145:64910690c574 | 209 | /** |
AnnaBridge | 145:64910690c574 | 210 | * @brief Check IWDG prescaler value. |
AnnaBridge | 145:64910690c574 | 211 | * @param __PRESCALER__ IWDG prescaler value |
AnnaBridge | 145:64910690c574 | 212 | * @retval None |
AnnaBridge | 145:64910690c574 | 213 | */ |
AnnaBridge | 145:64910690c574 | 214 | #define IS_IWDG_PRESCALER(__PRESCALER__) (((__PRESCALER__) == IWDG_PRESCALER_4) || \ |
AnnaBridge | 145:64910690c574 | 215 | ((__PRESCALER__) == IWDG_PRESCALER_8) || \ |
AnnaBridge | 145:64910690c574 | 216 | ((__PRESCALER__) == IWDG_PRESCALER_16) || \ |
AnnaBridge | 145:64910690c574 | 217 | ((__PRESCALER__) == IWDG_PRESCALER_32) || \ |
AnnaBridge | 145:64910690c574 | 218 | ((__PRESCALER__) == IWDG_PRESCALER_64) || \ |
AnnaBridge | 145:64910690c574 | 219 | ((__PRESCALER__) == IWDG_PRESCALER_128)|| \ |
AnnaBridge | 145:64910690c574 | 220 | ((__PRESCALER__) == IWDG_PRESCALER_256)) |
AnnaBridge | 145:64910690c574 | 221 | |
AnnaBridge | 145:64910690c574 | 222 | /** |
AnnaBridge | 145:64910690c574 | 223 | * @brief Check IWDG reload value. |
AnnaBridge | 145:64910690c574 | 224 | * @param __RELOAD__ IWDG reload value |
AnnaBridge | 145:64910690c574 | 225 | * @retval None |
AnnaBridge | 145:64910690c574 | 226 | */ |
AnnaBridge | 145:64910690c574 | 227 | #define IS_IWDG_RELOAD(__RELOAD__) ((__RELOAD__) <= IWDG_RLR_RL) |
AnnaBridge | 145:64910690c574 | 228 | |
AnnaBridge | 145:64910690c574 | 229 | /** |
AnnaBridge | 145:64910690c574 | 230 | * @brief Check IWDG window value. |
AnnaBridge | 145:64910690c574 | 231 | * @param __WINDOW__ IWDG window value |
AnnaBridge | 145:64910690c574 | 232 | * @retval None |
AnnaBridge | 145:64910690c574 | 233 | */ |
AnnaBridge | 145:64910690c574 | 234 | #define IS_IWDG_WINDOW(__WINDOW__) ((__WINDOW__) <= IWDG_WINR_WIN) |
AnnaBridge | 145:64910690c574 | 235 | |
AnnaBridge | 145:64910690c574 | 236 | /** |
AnnaBridge | 145:64910690c574 | 237 | * @} |
AnnaBridge | 145:64910690c574 | 238 | */ |
AnnaBridge | 145:64910690c574 | 239 | |
AnnaBridge | 145:64910690c574 | 240 | /** |
AnnaBridge | 145:64910690c574 | 241 | * @} |
AnnaBridge | 145:64910690c574 | 242 | */ |
AnnaBridge | 145:64910690c574 | 243 | |
AnnaBridge | 145:64910690c574 | 244 | /** |
AnnaBridge | 145:64910690c574 | 245 | * @} |
AnnaBridge | 145:64910690c574 | 246 | */ |
AnnaBridge | 145:64910690c574 | 247 | |
AnnaBridge | 145:64910690c574 | 248 | |
AnnaBridge | 145:64910690c574 | 249 | #ifdef __cplusplus |
AnnaBridge | 145:64910690c574 | 250 | } |
AnnaBridge | 145:64910690c574 | 251 | #endif |
AnnaBridge | 145:64910690c574 | 252 | |
AnnaBridge | 145:64910690c574 | 253 | #endif /* __STM32L4xx_HAL_IWDG_H */ |
AnnaBridge | 145:64910690c574 | 254 | |
AnnaBridge | 145:64910690c574 | 255 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |