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TARGET_NUCLEO_L496ZG_P/TOOLCHAIN_ARM_STD/stm32l4xx_ll_iwdg.h@171:3a7713b1edbc, 2018-11-08 (annotated)

Committer:
AnnaBridge
Date:
Thu Nov 08 11:45:42 2018 +0000
Revision:
171:3a7713b1edbc
Parent:
TARGET_DISCO_L475VG_IOT01A/TARGET_STM/TARGET_STM32L4/device/stm32l4xx_ll_iwdg.h@161:aa5281ff4a02 
mbed library. Release version 164

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 145:64910690c574 1 /**
AnnaBridge 145:64910690c574 2 ******************************************************************************
AnnaBridge 145:64910690c574 3 * @file stm32l4xx_ll_iwdg.h
AnnaBridge 145:64910690c574 4 * @author MCD Application Team
AnnaBridge 145:64910690c574 5 * @brief Header file of IWDG LL module.
AnnaBridge 145:64910690c574 6 ******************************************************************************
AnnaBridge 145:64910690c574 7 * @attention
AnnaBridge 145:64910690c574 8 *
AnnaBridge 145:64910690c574 9 * <h2><center>&copy; 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_LL_IWDG_H
AnnaBridge 145:64910690c574 38 #define __STM32L4xx_LL_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.h"
AnnaBridge 145:64910690c574 46
AnnaBridge 145:64910690c574 47 /** @addtogroup STM32L4xx_LL_Driver
AnnaBridge 145:64910690c574 48 * @{
AnnaBridge 145:64910690c574 49 */
AnnaBridge 145:64910690c574 50
AnnaBridge 145:64910690c574 51 #if defined(IWDG)
AnnaBridge 145:64910690c574 52
AnnaBridge 145:64910690c574 53 /** @defgroup IWDG_LL IWDG
AnnaBridge 145:64910690c574 54 * @{
AnnaBridge 145:64910690c574 55 */
AnnaBridge 145:64910690c574 56
AnnaBridge 145:64910690c574 57 /* Private types -------------------------------------------------------------*/
AnnaBridge 145:64910690c574 58 /* Private variables ---------------------------------------------------------*/
AnnaBridge 145:64910690c574 59
AnnaBridge 145:64910690c574 60 /* Private constants ---------------------------------------------------------*/
AnnaBridge 145:64910690c574 61 /** @defgroup IWDG_LL_Private_Constants IWDG Private Constants
AnnaBridge 145:64910690c574 62 * @{
AnnaBridge 145:64910690c574 63 */
AnnaBridge 145:64910690c574 64
AnnaBridge 145:64910690c574 65 #define LL_IWDG_KEY_RELOAD 0x0000AAAAU /*!< IWDG Reload Counter Enable */
AnnaBridge 145:64910690c574 66 #define LL_IWDG_KEY_ENABLE 0x0000CCCCU /*!< IWDG Peripheral Enable */
AnnaBridge 145:64910690c574 67 #define LL_IWDG_KEY_WR_ACCESS_ENABLE 0x00005555U /*!< IWDG KR Write Access Enable */
AnnaBridge 145:64910690c574 68 #define LL_IWDG_KEY_WR_ACCESS_DISABLE 0x00000000U /*!< IWDG KR Write Access Disable */
AnnaBridge 145:64910690c574 69
AnnaBridge 145:64910690c574 70 /**
AnnaBridge 145:64910690c574 71 * @}
AnnaBridge 145:64910690c574 72 */
AnnaBridge 145:64910690c574 73
AnnaBridge 145:64910690c574 74 /* Private macros ------------------------------------------------------------*/
AnnaBridge 145:64910690c574 75
AnnaBridge 145:64910690c574 76 /* Exported types ------------------------------------------------------------*/
AnnaBridge 145:64910690c574 77 /* Exported constants --------------------------------------------------------*/
AnnaBridge 145:64910690c574 78 /** @defgroup IWDG_LL_Exported_Constants IWDG Exported Constants
AnnaBridge 145:64910690c574 79 * @{
AnnaBridge 145:64910690c574 80 */
AnnaBridge 145:64910690c574 81
AnnaBridge 145:64910690c574 82 /** @defgroup IWDG_LL_EC_GET_FLAG Get Flags Defines
AnnaBridge 145:64910690c574 83 * @brief Flags defines which can be used with LL_IWDG_ReadReg function
AnnaBridge 145:64910690c574 84 * @{
AnnaBridge 145:64910690c574 85 */
AnnaBridge 145:64910690c574 86 #define LL_IWDG_SR_PVU IWDG_SR_PVU /*!< Watchdog prescaler value update */
AnnaBridge 145:64910690c574 87 #define LL_IWDG_SR_RVU IWDG_SR_RVU /*!< Watchdog counter reload value update */
AnnaBridge 145:64910690c574 88 #define LL_IWDG_SR_WVU IWDG_SR_WVU /*!< Watchdog counter window value update */
AnnaBridge 145:64910690c574 89
AnnaBridge 145:64910690c574 90 /**
AnnaBridge 145:64910690c574 91 * @}
AnnaBridge 145:64910690c574 92 */
AnnaBridge 145:64910690c574 93
AnnaBridge 145:64910690c574 94 /** @defgroup IWDG_LL_EC_PRESCALER Prescaler Divider
AnnaBridge 145:64910690c574 95 * @{
AnnaBridge 145:64910690c574 96 */
AnnaBridge 145:64910690c574 97 #define LL_IWDG_PRESCALER_4 0x00000000U /*!< Divider by 4 */
AnnaBridge 145:64910690c574 98 #define LL_IWDG_PRESCALER_8 (IWDG_PR_PR_0) /*!< Divider by 8 */
AnnaBridge 145:64910690c574 99 #define LL_IWDG_PRESCALER_16 (IWDG_PR_PR_1) /*!< Divider by 16 */
AnnaBridge 145:64910690c574 100 #define LL_IWDG_PRESCALER_32 (IWDG_PR_PR_1 | IWDG_PR_PR_0) /*!< Divider by 32 */
AnnaBridge 145:64910690c574 101 #define LL_IWDG_PRESCALER_64 (IWDG_PR_PR_2) /*!< Divider by 64 */
AnnaBridge 145:64910690c574 102 #define LL_IWDG_PRESCALER_128 (IWDG_PR_PR_2 | IWDG_PR_PR_0) /*!< Divider by 128 */
AnnaBridge 145:64910690c574 103 #define LL_IWDG_PRESCALER_256 (IWDG_PR_PR_2 | IWDG_PR_PR_1) /*!< Divider by 256 */
AnnaBridge 145:64910690c574 104 /**
AnnaBridge 145:64910690c574 105 * @}
AnnaBridge 145:64910690c574 106 */
AnnaBridge 145:64910690c574 107
AnnaBridge 145:64910690c574 108 /**
AnnaBridge 145:64910690c574 109 * @}
AnnaBridge 145:64910690c574 110 */
AnnaBridge 145:64910690c574 111
AnnaBridge 145:64910690c574 112 /* Exported macro ------------------------------------------------------------*/
AnnaBridge 145:64910690c574 113 /** @defgroup IWDG_LL_Exported_Macros IWDG Exported Macros
AnnaBridge 145:64910690c574 114 * @{
AnnaBridge 145:64910690c574 115 */
AnnaBridge 145:64910690c574 116
AnnaBridge 145:64910690c574 117 /** @defgroup IWDG_LL_EM_WRITE_READ Common Write and read registers Macros
AnnaBridge 145:64910690c574 118 * @{
AnnaBridge 145:64910690c574 119 */
AnnaBridge 145:64910690c574 120
AnnaBridge 145:64910690c574 121 /**
AnnaBridge 145:64910690c574 122 * @brief Write a value in IWDG register
AnnaBridge 145:64910690c574 123 * @param __INSTANCE__ IWDG Instance
AnnaBridge 145:64910690c574 124 * @param __REG__ Register to be written
AnnaBridge 145:64910690c574 125 * @param __VALUE__ Value to be written in the register
AnnaBridge 145:64910690c574 126 * @retval None
AnnaBridge 145:64910690c574 127 */
AnnaBridge 145:64910690c574 128 #define LL_IWDG_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
AnnaBridge 145:64910690c574 129
AnnaBridge 145:64910690c574 130 /**
AnnaBridge 145:64910690c574 131 * @brief Read a value in IWDG register
AnnaBridge 145:64910690c574 132 * @param __INSTANCE__ IWDG Instance
AnnaBridge 145:64910690c574 133 * @param __REG__ Register to be read
AnnaBridge 145:64910690c574 134 * @retval Register value
AnnaBridge 145:64910690c574 135 */
AnnaBridge 145:64910690c574 136 #define LL_IWDG_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
AnnaBridge 145:64910690c574 137 /**
AnnaBridge 145:64910690c574 138 * @}
AnnaBridge 145:64910690c574 139 */
AnnaBridge 145:64910690c574 140
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_LL_Exported_Functions IWDG Exported Functions
AnnaBridge 145:64910690c574 148 * @{
AnnaBridge 145:64910690c574 149 */
AnnaBridge 145:64910690c574 150 /** @defgroup IWDG_LL_EF_Configuration Configuration
AnnaBridge 145:64910690c574 151 * @{
AnnaBridge 145:64910690c574 152 */
AnnaBridge 145:64910690c574 153
AnnaBridge 145:64910690c574 154 /**
AnnaBridge 145:64910690c574 155 * @brief Start the Independent Watchdog
AnnaBridge 145:64910690c574 156 * @note Except if the hardware watchdog option is selected
AnnaBridge 145:64910690c574 157 * @rmtoll KR KEY LL_IWDG_Enable
AnnaBridge 145:64910690c574 158 * @param IWDGx IWDG Instance
AnnaBridge 145:64910690c574 159 * @retval None
AnnaBridge 145:64910690c574 160 */
AnnaBridge 145:64910690c574 161 __STATIC_INLINE void LL_IWDG_Enable(IWDG_TypeDef *IWDGx)
AnnaBridge 145:64910690c574 162 {
AnnaBridge 145:64910690c574 163 WRITE_REG(IWDG->KR, LL_IWDG_KEY_ENABLE);
AnnaBridge 145:64910690c574 164 }
AnnaBridge 145:64910690c574 165
AnnaBridge 145:64910690c574 166 /**
AnnaBridge 145:64910690c574 167 * @brief Reloads IWDG counter with value defined in the reload register
AnnaBridge 145:64910690c574 168 * @rmtoll KR KEY LL_IWDG_ReloadCounter
AnnaBridge 145:64910690c574 169 * @param IWDGx IWDG Instance
AnnaBridge 145:64910690c574 170 * @retval None
AnnaBridge 145:64910690c574 171 */
AnnaBridge 145:64910690c574 172 __STATIC_INLINE void LL_IWDG_ReloadCounter(IWDG_TypeDef *IWDGx)
AnnaBridge 145:64910690c574 173 {
AnnaBridge 145:64910690c574 174 WRITE_REG(IWDG->KR, LL_IWDG_KEY_RELOAD);
AnnaBridge 145:64910690c574 175 }
AnnaBridge 145:64910690c574 176
AnnaBridge 145:64910690c574 177 /**
AnnaBridge 145:64910690c574 178 * @brief Enable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers
AnnaBridge 145:64910690c574 179 * @rmtoll KR KEY LL_IWDG_EnableWriteAccess
AnnaBridge 145:64910690c574 180 * @param IWDGx IWDG Instance
AnnaBridge 145:64910690c574 181 * @retval None
AnnaBridge 145:64910690c574 182 */
AnnaBridge 145:64910690c574 183 __STATIC_INLINE void LL_IWDG_EnableWriteAccess(IWDG_TypeDef *IWDGx)
AnnaBridge 145:64910690c574 184 {
AnnaBridge 145:64910690c574 185 WRITE_REG(IWDG->KR, LL_IWDG_KEY_WR_ACCESS_ENABLE);
AnnaBridge 145:64910690c574 186 }
AnnaBridge 145:64910690c574 187
AnnaBridge 145:64910690c574 188 /**
AnnaBridge 145:64910690c574 189 * @brief Disable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers
AnnaBridge 145:64910690c574 190 * @rmtoll KR KEY LL_IWDG_DisableWriteAccess
AnnaBridge 145:64910690c574 191 * @param IWDGx IWDG Instance
AnnaBridge 145:64910690c574 192 * @retval None
AnnaBridge 145:64910690c574 193 */
AnnaBridge 145:64910690c574 194 __STATIC_INLINE void LL_IWDG_DisableWriteAccess(IWDG_TypeDef *IWDGx)
AnnaBridge 145:64910690c574 195 {
AnnaBridge 145:64910690c574 196 WRITE_REG(IWDG->KR, LL_IWDG_KEY_WR_ACCESS_DISABLE);
AnnaBridge 145:64910690c574 197 }
AnnaBridge 145:64910690c574 198
AnnaBridge 145:64910690c574 199 /**
AnnaBridge 145:64910690c574 200 * @brief Select the prescaler of the IWDG
AnnaBridge 145:64910690c574 201 * @rmtoll PR PR LL_IWDG_SetPrescaler
AnnaBridge 145:64910690c574 202 * @param IWDGx IWDG Instance
AnnaBridge 145:64910690c574 203 * @param Prescaler This parameter can be one of the following values:
AnnaBridge 145:64910690c574 204 * @arg @ref LL_IWDG_PRESCALER_4
AnnaBridge 145:64910690c574 205 * @arg @ref LL_IWDG_PRESCALER_8
AnnaBridge 145:64910690c574 206 * @arg @ref LL_IWDG_PRESCALER_16
AnnaBridge 145:64910690c574 207 * @arg @ref LL_IWDG_PRESCALER_32
AnnaBridge 145:64910690c574 208 * @arg @ref LL_IWDG_PRESCALER_64
AnnaBridge 145:64910690c574 209 * @arg @ref LL_IWDG_PRESCALER_128
AnnaBridge 145:64910690c574 210 * @arg @ref LL_IWDG_PRESCALER_256
AnnaBridge 145:64910690c574 211 * @retval None
AnnaBridge 145:64910690c574 212 */
AnnaBridge 145:64910690c574 213 __STATIC_INLINE void LL_IWDG_SetPrescaler(IWDG_TypeDef *IWDGx, uint32_t Prescaler)
AnnaBridge 145:64910690c574 214 {
AnnaBridge 145:64910690c574 215 WRITE_REG(IWDGx->PR, IWDG_PR_PR & Prescaler);
AnnaBridge 145:64910690c574 216 }
AnnaBridge 145:64910690c574 217
AnnaBridge 145:64910690c574 218 /**
AnnaBridge 145:64910690c574 219 * @brief Get the selected prescaler of the IWDG
AnnaBridge 145:64910690c574 220 * @rmtoll PR PR LL_IWDG_GetPrescaler
AnnaBridge 145:64910690c574 221 * @param IWDGx IWDG Instance
AnnaBridge 145:64910690c574 222 * @retval Returned value can be one of the following values:
AnnaBridge 145:64910690c574 223 * @arg @ref LL_IWDG_PRESCALER_4
AnnaBridge 145:64910690c574 224 * @arg @ref LL_IWDG_PRESCALER_8
AnnaBridge 145:64910690c574 225 * @arg @ref LL_IWDG_PRESCALER_16
AnnaBridge 145:64910690c574 226 * @arg @ref LL_IWDG_PRESCALER_32
AnnaBridge 145:64910690c574 227 * @arg @ref LL_IWDG_PRESCALER_64
AnnaBridge 145:64910690c574 228 * @arg @ref LL_IWDG_PRESCALER_128
AnnaBridge 145:64910690c574 229 * @arg @ref LL_IWDG_PRESCALER_256
AnnaBridge 145:64910690c574 230 */
AnnaBridge 145:64910690c574 231 __STATIC_INLINE uint32_t LL_IWDG_GetPrescaler(IWDG_TypeDef *IWDGx)
AnnaBridge 145:64910690c574 232 {
AnnaBridge 145:64910690c574 233 return (uint32_t)(READ_REG(IWDGx->PR));
AnnaBridge 145:64910690c574 234 }
AnnaBridge 145:64910690c574 235
AnnaBridge 145:64910690c574 236 /**
AnnaBridge 145:64910690c574 237 * @brief Specify the IWDG down-counter reload value
AnnaBridge 145:64910690c574 238 * @rmtoll RLR RL LL_IWDG_SetReloadCounter
AnnaBridge 145:64910690c574 239 * @param IWDGx IWDG Instance
AnnaBridge 145:64910690c574 240 * @param Counter Value between Min_Data=0 and Max_Data=0x0FFF
AnnaBridge 145:64910690c574 241 * @retval None
AnnaBridge 145:64910690c574 242 */
AnnaBridge 145:64910690c574 243 __STATIC_INLINE void LL_IWDG_SetReloadCounter(IWDG_TypeDef *IWDGx, uint32_t Counter)
AnnaBridge 145:64910690c574 244 {
AnnaBridge 145:64910690c574 245 WRITE_REG(IWDGx->RLR, IWDG_RLR_RL & Counter);
AnnaBridge 145:64910690c574 246 }
AnnaBridge 145:64910690c574 247
AnnaBridge 145:64910690c574 248 /**
AnnaBridge 145:64910690c574 249 * @brief Get the specified IWDG down-counter reload value
AnnaBridge 145:64910690c574 250 * @rmtoll RLR RL LL_IWDG_GetReloadCounter
AnnaBridge 145:64910690c574 251 * @param IWDGx IWDG Instance
AnnaBridge 145:64910690c574 252 * @retval Value between Min_Data=0 and Max_Data=0x0FFF
AnnaBridge 145:64910690c574 253 */
AnnaBridge 145:64910690c574 254 __STATIC_INLINE uint32_t LL_IWDG_GetReloadCounter(IWDG_TypeDef *IWDGx)
AnnaBridge 145:64910690c574 255 {
AnnaBridge 145:64910690c574 256 return (uint32_t)(READ_REG(IWDGx->RLR));
AnnaBridge 145:64910690c574 257 }
AnnaBridge 145:64910690c574 258
AnnaBridge 145:64910690c574 259 /**
AnnaBridge 145:64910690c574 260 * @brief Specify high limit of the window value to be compared to the down-counter.
AnnaBridge 145:64910690c574 261 * @rmtoll WINR WIN LL_IWDG_SetWindow
AnnaBridge 145:64910690c574 262 * @param IWDGx IWDG Instance
AnnaBridge 145:64910690c574 263 * @param Window Value between Min_Data=0 and Max_Data=0x0FFF
AnnaBridge 145:64910690c574 264 * @retval None
AnnaBridge 145:64910690c574 265 */
AnnaBridge 145:64910690c574 266 __STATIC_INLINE void LL_IWDG_SetWindow(IWDG_TypeDef *IWDGx, uint32_t Window)
AnnaBridge 145:64910690c574 267 {
AnnaBridge 145:64910690c574 268 WRITE_REG(IWDGx->WINR, IWDG_WINR_WIN & Window);
AnnaBridge 145:64910690c574 269 }
AnnaBridge 145:64910690c574 270
AnnaBridge 145:64910690c574 271 /**
AnnaBridge 145:64910690c574 272 * @brief Get the high limit of the window value specified.
AnnaBridge 145:64910690c574 273 * @rmtoll WINR WIN LL_IWDG_GetWindow
AnnaBridge 145:64910690c574 274 * @param IWDGx IWDG Instance
AnnaBridge 145:64910690c574 275 * @retval Value between Min_Data=0 and Max_Data=0x0FFF
AnnaBridge 145:64910690c574 276 */
AnnaBridge 145:64910690c574 277 __STATIC_INLINE uint32_t LL_IWDG_GetWindow(IWDG_TypeDef *IWDGx)
AnnaBridge 145:64910690c574 278 {
AnnaBridge 145:64910690c574 279 return (uint32_t)(READ_REG(IWDGx->WINR));
AnnaBridge 145:64910690c574 280 }
AnnaBridge 145:64910690c574 281
AnnaBridge 145:64910690c574 282 /**
AnnaBridge 145:64910690c574 283 * @}
AnnaBridge 145:64910690c574 284 */
AnnaBridge 145:64910690c574 285
AnnaBridge 145:64910690c574 286 /** @defgroup IWDG_LL_EF_FLAG_Management FLAG_Management
AnnaBridge 145:64910690c574 287 * @{
AnnaBridge 145:64910690c574 288 */
AnnaBridge 145:64910690c574 289
AnnaBridge 145:64910690c574 290 /**
AnnaBridge 145:64910690c574 291 * @brief Check if flag Prescaler Value Update is set or not
AnnaBridge 145:64910690c574 292 * @rmtoll SR PVU LL_IWDG_IsActiveFlag_PVU
AnnaBridge 145:64910690c574 293 * @param IWDGx IWDG Instance
AnnaBridge 145:64910690c574 294 * @retval State of bit (1 or 0).
AnnaBridge 145:64910690c574 295 */
AnnaBridge 145:64910690c574 296 __STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_PVU(IWDG_TypeDef *IWDGx)
AnnaBridge 145:64910690c574 297 {
AnnaBridge 145:64910690c574 298 return (READ_BIT(IWDGx->SR, IWDG_SR_PVU) == (IWDG_SR_PVU));
AnnaBridge 145:64910690c574 299 }
AnnaBridge 145:64910690c574 300
AnnaBridge 145:64910690c574 301 /**
AnnaBridge 145:64910690c574 302 * @brief Check if flag Reload Value Update is set or not
AnnaBridge 145:64910690c574 303 * @rmtoll SR RVU LL_IWDG_IsActiveFlag_RVU
AnnaBridge 145:64910690c574 304 * @param IWDGx IWDG Instance
AnnaBridge 145:64910690c574 305 * @retval State of bit (1 or 0).
AnnaBridge 145:64910690c574 306 */
AnnaBridge 145:64910690c574 307 __STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_RVU(IWDG_TypeDef *IWDGx)
AnnaBridge 145:64910690c574 308 {
AnnaBridge 145:64910690c574 309 return (READ_BIT(IWDGx->SR, IWDG_SR_RVU) == (IWDG_SR_RVU));
AnnaBridge 145:64910690c574 310 }
AnnaBridge 145:64910690c574 311
AnnaBridge 145:64910690c574 312 /**
AnnaBridge 145:64910690c574 313 * @brief Check if flag Window Value Update is set or not
AnnaBridge 145:64910690c574 314 * @rmtoll SR WVU LL_IWDG_IsActiveFlag_WVU
AnnaBridge 145:64910690c574 315 * @param IWDGx IWDG Instance
AnnaBridge 145:64910690c574 316 * @retval State of bit (1 or 0).
AnnaBridge 145:64910690c574 317 */
AnnaBridge 145:64910690c574 318 __STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_WVU(IWDG_TypeDef *IWDGx)
AnnaBridge 145:64910690c574 319 {
AnnaBridge 145:64910690c574 320 return (READ_BIT(IWDGx->SR, IWDG_SR_WVU) == (IWDG_SR_WVU));
AnnaBridge 145:64910690c574 321 }
AnnaBridge 145:64910690c574 322
AnnaBridge 145:64910690c574 323 /**
AnnaBridge 145:64910690c574 324 * @brief Check if all flags Prescaler, Reload & Window Value Update are reset or not
AnnaBridge 145:64910690c574 325 * @rmtoll SR PVU LL_IWDG_IsReady\n
AnnaBridge 145:64910690c574 326 * SR WVU LL_IWDG_IsReady\n
AnnaBridge 145:64910690c574 327 * SR RVU LL_IWDG_IsReady
AnnaBridge 145:64910690c574 328 * @param IWDGx IWDG Instance
AnnaBridge 145:64910690c574 329 * @retval State of bits (1 or 0).
AnnaBridge 145:64910690c574 330 */
AnnaBridge 145:64910690c574 331 __STATIC_INLINE uint32_t LL_IWDG_IsReady(IWDG_TypeDef *IWDGx)
AnnaBridge 145:64910690c574 332 {
AnnaBridge 145:64910690c574 333 return (READ_BIT(IWDGx->SR, IWDG_SR_PVU | IWDG_SR_RVU | IWDG_SR_WVU) == 0U);
AnnaBridge 145:64910690c574 334 }
AnnaBridge 145:64910690c574 335
AnnaBridge 145:64910690c574 336 /**
AnnaBridge 145:64910690c574 337 * @}
AnnaBridge 145:64910690c574 338 */
AnnaBridge 145:64910690c574 339
AnnaBridge 145:64910690c574 340
AnnaBridge 145:64910690c574 341 /**
AnnaBridge 145:64910690c574 342 * @}
AnnaBridge 145:64910690c574 343 */
AnnaBridge 145:64910690c574 344
AnnaBridge 145:64910690c574 345 /**
AnnaBridge 145:64910690c574 346 * @}
AnnaBridge 145:64910690c574 347 */
AnnaBridge 145:64910690c574 348
AnnaBridge 145:64910690c574 349 #endif /* IWDG) */
AnnaBridge 145:64910690c574 350
AnnaBridge 145:64910690c574 351 /**
AnnaBridge 145:64910690c574 352 * @}
AnnaBridge 145:64910690c574 353 */
AnnaBridge 145:64910690c574 354
AnnaBridge 145:64910690c574 355 #ifdef __cplusplus
AnnaBridge 145:64910690c574 356 }
AnnaBridge 145:64910690c574 357 #endif
AnnaBridge 145:64910690c574 358
AnnaBridge 145:64910690c574 359 #endif /* __STM32L4xx_LL_IWDG_H */
AnnaBridge 145:64910690c574 360
AnnaBridge 145:64910690c574 361 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/