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TARGET_NUCLEO_F103RB/TOOLCHAIN_GCC_ARM/stm32f1xx_ll_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 143:86740a56073b 1 /**
AnnaBridge 143:86740a56073b 2 ******************************************************************************
AnnaBridge 143:86740a56073b 3 * @file stm32f1xx_ll_iwdg.h
AnnaBridge 143:86740a56073b 4 * @author MCD Application Team
AnnaBridge 143:86740a56073b 5 * @brief Header file of IWDG LL module.
AnnaBridge 143:86740a56073b 6 ******************************************************************************
AnnaBridge 143:86740a56073b 7 * @attention
AnnaBridge 143:86740a56073b 8 *
AnnaBridge 143:86740a56073b 9 * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
AnnaBridge 143:86740a56073b 10 *
AnnaBridge 143:86740a56073b 11 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 143:86740a56073b 12 * are permitted provided that the following conditions are met:
AnnaBridge 143:86740a56073b 13 * 1. Redistributions of source code must retain the above copyright notice,
AnnaBridge 143:86740a56073b 14 * this list of conditions and the following disclaimer.
AnnaBridge 143:86740a56073b 15 * 2. Redistributions in binary form must reproduce the above copyright notice,
AnnaBridge 143:86740a56073b 16 * this list of conditions and the following disclaimer in the documentation
AnnaBridge 143:86740a56073b 17 * and/or other materials provided with the distribution.
AnnaBridge 143:86740a56073b 18 * 3. Neither the name of STMicroelectronics nor the names of its contributors
AnnaBridge 143:86740a56073b 19 * may be used to endorse or promote products derived from this software
AnnaBridge 143:86740a56073b 20 * without specific prior written permission.
AnnaBridge 143:86740a56073b 21 *
AnnaBridge 143:86740a56073b 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AnnaBridge 143:86740a56073b 23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
AnnaBridge 143:86740a56073b 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 143:86740a56073b 25 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
AnnaBridge 143:86740a56073b 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
AnnaBridge 143:86740a56073b 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
AnnaBridge 143:86740a56073b 28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
AnnaBridge 143:86740a56073b 29 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
AnnaBridge 143:86740a56073b 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
AnnaBridge 143:86740a56073b 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 143:86740a56073b 32 *
AnnaBridge 143:86740a56073b 33 ******************************************************************************
AnnaBridge 143:86740a56073b 34 */
AnnaBridge 143:86740a56073b 35
AnnaBridge 143:86740a56073b 36 /* Define to prevent recursive inclusion -------------------------------------*/
AnnaBridge 143:86740a56073b 37 #ifndef __STM32F1xx_LL_IWDG_H
AnnaBridge 143:86740a56073b 38 #define __STM32F1xx_LL_IWDG_H
AnnaBridge 143:86740a56073b 39
AnnaBridge 143:86740a56073b 40 #ifdef __cplusplus
AnnaBridge 143:86740a56073b 41 extern "C" {
AnnaBridge 143:86740a56073b 42 #endif
AnnaBridge 143:86740a56073b 43
AnnaBridge 143:86740a56073b 44 /* Includes ------------------------------------------------------------------*/
AnnaBridge 143:86740a56073b 45 #include "stm32f1xx.h"
AnnaBridge 143:86740a56073b 46
AnnaBridge 143:86740a56073b 47 /** @addtogroup STM32F1xx_LL_Driver
AnnaBridge 143:86740a56073b 48 * @{
AnnaBridge 143:86740a56073b 49 */
AnnaBridge 143:86740a56073b 50
AnnaBridge 143:86740a56073b 51 #if defined(IWDG)
AnnaBridge 143:86740a56073b 52
AnnaBridge 143:86740a56073b 53 /** @defgroup IWDG_LL IWDG
AnnaBridge 143:86740a56073b 54 * @{
AnnaBridge 143:86740a56073b 55 */
AnnaBridge 143:86740a56073b 56
AnnaBridge 143:86740a56073b 57 /* Private types -------------------------------------------------------------*/
AnnaBridge 143:86740a56073b 58 /* Private variables ---------------------------------------------------------*/
AnnaBridge 143:86740a56073b 59
AnnaBridge 143:86740a56073b 60 /* Private constants ---------------------------------------------------------*/
AnnaBridge 143:86740a56073b 61 /** @defgroup IWDG_LL_Private_Constants IWDG Private Constants
AnnaBridge 143:86740a56073b 62 * @{
AnnaBridge 143:86740a56073b 63 */
AnnaBridge 143:86740a56073b 64
AnnaBridge 143:86740a56073b 65 #define LL_IWDG_KEY_RELOAD 0x0000AAAAU /*!< IWDG Reload Counter Enable */
AnnaBridge 143:86740a56073b 66 #define LL_IWDG_KEY_ENABLE 0x0000CCCCU /*!< IWDG Peripheral Enable */
AnnaBridge 143:86740a56073b 67 #define LL_IWDG_KEY_WR_ACCESS_ENABLE 0x00005555U /*!< IWDG KR Write Access Enable */
AnnaBridge 143:86740a56073b 68 #define LL_IWDG_KEY_WR_ACCESS_DISABLE 0x00000000U /*!< IWDG KR Write Access Disable */
AnnaBridge 143:86740a56073b 69
AnnaBridge 143:86740a56073b 70 /**
AnnaBridge 143:86740a56073b 71 * @}
AnnaBridge 143:86740a56073b 72 */
AnnaBridge 143:86740a56073b 73
AnnaBridge 143:86740a56073b 74 /* Private macros ------------------------------------------------------------*/
AnnaBridge 143:86740a56073b 75
AnnaBridge 143:86740a56073b 76 /* Exported types ------------------------------------------------------------*/
AnnaBridge 143:86740a56073b 77 /* Exported constants --------------------------------------------------------*/
AnnaBridge 143:86740a56073b 78 /** @defgroup IWDG_LL_Exported_Constants IWDG Exported Constants
AnnaBridge 143:86740a56073b 79 * @{
AnnaBridge 143:86740a56073b 80 */
AnnaBridge 143:86740a56073b 81
AnnaBridge 143:86740a56073b 82 /** @defgroup IWDG_LL_EC_GET_FLAG Get Flags Defines
AnnaBridge 143:86740a56073b 83 * @brief Flags defines which can be used with LL_IWDG_ReadReg function
AnnaBridge 143:86740a56073b 84 * @{
AnnaBridge 143:86740a56073b 85 */
AnnaBridge 143:86740a56073b 86 #define LL_IWDG_SR_PVU IWDG_SR_PVU /*!< Watchdog prescaler value update */
AnnaBridge 143:86740a56073b 87 #define LL_IWDG_SR_RVU IWDG_SR_RVU /*!< Watchdog counter reload value update */
AnnaBridge 143:86740a56073b 88
AnnaBridge 143:86740a56073b 89 /**
AnnaBridge 143:86740a56073b 90 * @}
AnnaBridge 143:86740a56073b 91 */
AnnaBridge 143:86740a56073b 92
AnnaBridge 143:86740a56073b 93 /** @defgroup IWDG_LL_EC_PRESCALER Prescaler Divider
AnnaBridge 143:86740a56073b 94 * @{
AnnaBridge 143:86740a56073b 95 */
AnnaBridge 143:86740a56073b 96 #define LL_IWDG_PRESCALER_4 0x00000000U /*!< Divider by 4 */
AnnaBridge 143:86740a56073b 97 #define LL_IWDG_PRESCALER_8 (IWDG_PR_PR_0) /*!< Divider by 8 */
AnnaBridge 143:86740a56073b 98 #define LL_IWDG_PRESCALER_16 (IWDG_PR_PR_1) /*!< Divider by 16 */
AnnaBridge 143:86740a56073b 99 #define LL_IWDG_PRESCALER_32 (IWDG_PR_PR_1 | IWDG_PR_PR_0) /*!< Divider by 32 */
AnnaBridge 143:86740a56073b 100 #define LL_IWDG_PRESCALER_64 (IWDG_PR_PR_2) /*!< Divider by 64 */
AnnaBridge 143:86740a56073b 101 #define LL_IWDG_PRESCALER_128 (IWDG_PR_PR_2 | IWDG_PR_PR_0) /*!< Divider by 128 */
AnnaBridge 143:86740a56073b 102 #define LL_IWDG_PRESCALER_256 (IWDG_PR_PR_2 | IWDG_PR_PR_1) /*!< Divider by 256 */
AnnaBridge 143:86740a56073b 103 /**
AnnaBridge 143:86740a56073b 104 * @}
AnnaBridge 143:86740a56073b 105 */
AnnaBridge 143:86740a56073b 106
AnnaBridge 143:86740a56073b 107 /**
AnnaBridge 143:86740a56073b 108 * @}
AnnaBridge 143:86740a56073b 109 */
AnnaBridge 143:86740a56073b 110
AnnaBridge 143:86740a56073b 111 /* Exported macro ------------------------------------------------------------*/
AnnaBridge 143:86740a56073b 112 /** @defgroup IWDG_LL_Exported_Macros IWDG Exported Macros
AnnaBridge 143:86740a56073b 113 * @{
AnnaBridge 143:86740a56073b 114 */
AnnaBridge 143:86740a56073b 115
AnnaBridge 143:86740a56073b 116 /** @defgroup IWDG_LL_EM_WRITE_READ Common Write and read registers Macros
AnnaBridge 143:86740a56073b 117 * @{
AnnaBridge 143:86740a56073b 118 */
AnnaBridge 143:86740a56073b 119
AnnaBridge 143:86740a56073b 120 /**
AnnaBridge 143:86740a56073b 121 * @brief Write a value in IWDG register
AnnaBridge 143:86740a56073b 122 * @param __INSTANCE__ IWDG Instance
AnnaBridge 143:86740a56073b 123 * @param __REG__ Register to be written
AnnaBridge 143:86740a56073b 124 * @param __VALUE__ Value to be written in the register
AnnaBridge 143:86740a56073b 125 * @retval None
AnnaBridge 143:86740a56073b 126 */
AnnaBridge 143:86740a56073b 127 #define LL_IWDG_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
AnnaBridge 143:86740a56073b 128
AnnaBridge 143:86740a56073b 129 /**
AnnaBridge 143:86740a56073b 130 * @brief Read a value in IWDG register
AnnaBridge 143:86740a56073b 131 * @param __INSTANCE__ IWDG Instance
AnnaBridge 143:86740a56073b 132 * @param __REG__ Register to be read
AnnaBridge 143:86740a56073b 133 * @retval Register value
AnnaBridge 143:86740a56073b 134 */
AnnaBridge 143:86740a56073b 135 #define LL_IWDG_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
AnnaBridge 143:86740a56073b 136 /**
AnnaBridge 143:86740a56073b 137 * @}
AnnaBridge 143:86740a56073b 138 */
AnnaBridge 143:86740a56073b 139
AnnaBridge 143:86740a56073b 140 /**
AnnaBridge 143:86740a56073b 141 * @}
AnnaBridge 143:86740a56073b 142 */
AnnaBridge 143:86740a56073b 143
AnnaBridge 143:86740a56073b 144
AnnaBridge 143:86740a56073b 145 /* Exported functions --------------------------------------------------------*/
AnnaBridge 143:86740a56073b 146 /** @defgroup IWDG_LL_Exported_Functions IWDG Exported Functions
AnnaBridge 143:86740a56073b 147 * @{
AnnaBridge 143:86740a56073b 148 */
AnnaBridge 143:86740a56073b 149 /** @defgroup IWDG_LL_EF_Configuration Configuration
AnnaBridge 143:86740a56073b 150 * @{
AnnaBridge 143:86740a56073b 151 */
AnnaBridge 143:86740a56073b 152
AnnaBridge 143:86740a56073b 153 /**
AnnaBridge 143:86740a56073b 154 * @brief Start the Independent Watchdog
AnnaBridge 143:86740a56073b 155 * @note Except if the hardware watchdog option is selected
AnnaBridge 143:86740a56073b 156 * @rmtoll KR KEY LL_IWDG_Enable
AnnaBridge 143:86740a56073b 157 * @param IWDGx IWDG Instance
AnnaBridge 143:86740a56073b 158 * @retval None
AnnaBridge 143:86740a56073b 159 */
AnnaBridge 143:86740a56073b 160 __STATIC_INLINE void LL_IWDG_Enable(IWDG_TypeDef *IWDGx)
AnnaBridge 143:86740a56073b 161 {
AnnaBridge 143:86740a56073b 162 WRITE_REG(IWDG->KR, LL_IWDG_KEY_ENABLE);
AnnaBridge 143:86740a56073b 163 }
AnnaBridge 143:86740a56073b 164
AnnaBridge 143:86740a56073b 165 /**
AnnaBridge 143:86740a56073b 166 * @brief Reloads IWDG counter with value defined in the reload register
AnnaBridge 143:86740a56073b 167 * @rmtoll KR KEY LL_IWDG_ReloadCounter
AnnaBridge 143:86740a56073b 168 * @param IWDGx IWDG Instance
AnnaBridge 143:86740a56073b 169 * @retval None
AnnaBridge 143:86740a56073b 170 */
AnnaBridge 143:86740a56073b 171 __STATIC_INLINE void LL_IWDG_ReloadCounter(IWDG_TypeDef *IWDGx)
AnnaBridge 143:86740a56073b 172 {
AnnaBridge 143:86740a56073b 173 WRITE_REG(IWDG->KR, LL_IWDG_KEY_RELOAD);
AnnaBridge 143:86740a56073b 174 }
AnnaBridge 143:86740a56073b 175
AnnaBridge 143:86740a56073b 176 /**
AnnaBridge 143:86740a56073b 177 * @brief Enable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers
AnnaBridge 143:86740a56073b 178 * @rmtoll KR KEY LL_IWDG_EnableWriteAccess
AnnaBridge 143:86740a56073b 179 * @param IWDGx IWDG Instance
AnnaBridge 143:86740a56073b 180 * @retval None
AnnaBridge 143:86740a56073b 181 */
AnnaBridge 143:86740a56073b 182 __STATIC_INLINE void LL_IWDG_EnableWriteAccess(IWDG_TypeDef *IWDGx)
AnnaBridge 143:86740a56073b 183 {
AnnaBridge 143:86740a56073b 184 WRITE_REG(IWDG->KR, LL_IWDG_KEY_WR_ACCESS_ENABLE);
AnnaBridge 143:86740a56073b 185 }
AnnaBridge 143:86740a56073b 186
AnnaBridge 143:86740a56073b 187 /**
AnnaBridge 143:86740a56073b 188 * @brief Disable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers
AnnaBridge 143:86740a56073b 189 * @rmtoll KR KEY LL_IWDG_DisableWriteAccess
AnnaBridge 143:86740a56073b 190 * @param IWDGx IWDG Instance
AnnaBridge 143:86740a56073b 191 * @retval None
AnnaBridge 143:86740a56073b 192 */
AnnaBridge 143:86740a56073b 193 __STATIC_INLINE void LL_IWDG_DisableWriteAccess(IWDG_TypeDef *IWDGx)
AnnaBridge 143:86740a56073b 194 {
AnnaBridge 143:86740a56073b 195 WRITE_REG(IWDG->KR, LL_IWDG_KEY_WR_ACCESS_DISABLE);
AnnaBridge 143:86740a56073b 196 }
AnnaBridge 143:86740a56073b 197
AnnaBridge 143:86740a56073b 198 /**
AnnaBridge 143:86740a56073b 199 * @brief Select the prescaler of the IWDG
AnnaBridge 143:86740a56073b 200 * @rmtoll PR PR LL_IWDG_SetPrescaler
AnnaBridge 143:86740a56073b 201 * @param IWDGx IWDG Instance
AnnaBridge 143:86740a56073b 202 * @param Prescaler This parameter can be one of the following values:
AnnaBridge 143:86740a56073b 203 * @arg @ref LL_IWDG_PRESCALER_4
AnnaBridge 143:86740a56073b 204 * @arg @ref LL_IWDG_PRESCALER_8
AnnaBridge 143:86740a56073b 205 * @arg @ref LL_IWDG_PRESCALER_16
AnnaBridge 143:86740a56073b 206 * @arg @ref LL_IWDG_PRESCALER_32
AnnaBridge 143:86740a56073b 207 * @arg @ref LL_IWDG_PRESCALER_64
AnnaBridge 143:86740a56073b 208 * @arg @ref LL_IWDG_PRESCALER_128
AnnaBridge 143:86740a56073b 209 * @arg @ref LL_IWDG_PRESCALER_256
AnnaBridge 143:86740a56073b 210 * @retval None
AnnaBridge 143:86740a56073b 211 */
AnnaBridge 143:86740a56073b 212 __STATIC_INLINE void LL_IWDG_SetPrescaler(IWDG_TypeDef *IWDGx, uint32_t Prescaler)
AnnaBridge 143:86740a56073b 213 {
AnnaBridge 143:86740a56073b 214 WRITE_REG(IWDGx->PR, IWDG_PR_PR & Prescaler);
AnnaBridge 143:86740a56073b 215 }
AnnaBridge 143:86740a56073b 216
AnnaBridge 143:86740a56073b 217 /**
AnnaBridge 143:86740a56073b 218 * @brief Get the selected prescaler of the IWDG
AnnaBridge 143:86740a56073b 219 * @rmtoll PR PR LL_IWDG_GetPrescaler
AnnaBridge 143:86740a56073b 220 * @param IWDGx IWDG Instance
AnnaBridge 143:86740a56073b 221 * @retval Returned value can be one of the following values:
AnnaBridge 143:86740a56073b 222 * @arg @ref LL_IWDG_PRESCALER_4
AnnaBridge 143:86740a56073b 223 * @arg @ref LL_IWDG_PRESCALER_8
AnnaBridge 143:86740a56073b 224 * @arg @ref LL_IWDG_PRESCALER_16
AnnaBridge 143:86740a56073b 225 * @arg @ref LL_IWDG_PRESCALER_32
AnnaBridge 143:86740a56073b 226 * @arg @ref LL_IWDG_PRESCALER_64
AnnaBridge 143:86740a56073b 227 * @arg @ref LL_IWDG_PRESCALER_128
AnnaBridge 143:86740a56073b 228 * @arg @ref LL_IWDG_PRESCALER_256
AnnaBridge 143:86740a56073b 229 */
AnnaBridge 143:86740a56073b 230 __STATIC_INLINE uint32_t LL_IWDG_GetPrescaler(IWDG_TypeDef *IWDGx)
AnnaBridge 143:86740a56073b 231 {
AnnaBridge 143:86740a56073b 232 return (uint32_t)(READ_REG(IWDGx->PR));
AnnaBridge 143:86740a56073b 233 }
AnnaBridge 143:86740a56073b 234
AnnaBridge 143:86740a56073b 235 /**
AnnaBridge 143:86740a56073b 236 * @brief Specify the IWDG down-counter reload value
AnnaBridge 143:86740a56073b 237 * @rmtoll RLR RL LL_IWDG_SetReloadCounter
AnnaBridge 143:86740a56073b 238 * @param IWDGx IWDG Instance
AnnaBridge 143:86740a56073b 239 * @param Counter Value between Min_Data=0 and Max_Data=0x0FFF
AnnaBridge 143:86740a56073b 240 * @retval None
AnnaBridge 143:86740a56073b 241 */
AnnaBridge 143:86740a56073b 242 __STATIC_INLINE void LL_IWDG_SetReloadCounter(IWDG_TypeDef *IWDGx, uint32_t Counter)
AnnaBridge 143:86740a56073b 243 {
AnnaBridge 143:86740a56073b 244 WRITE_REG(IWDGx->RLR, IWDG_RLR_RL & Counter);
AnnaBridge 143:86740a56073b 245 }
AnnaBridge 143:86740a56073b 246
AnnaBridge 143:86740a56073b 247 /**
AnnaBridge 143:86740a56073b 248 * @brief Get the specified IWDG down-counter reload value
AnnaBridge 143:86740a56073b 249 * @rmtoll RLR RL LL_IWDG_GetReloadCounter
AnnaBridge 143:86740a56073b 250 * @param IWDGx IWDG Instance
AnnaBridge 143:86740a56073b 251 * @retval Value between Min_Data=0 and Max_Data=0x0FFF
AnnaBridge 143:86740a56073b 252 */
AnnaBridge 143:86740a56073b 253 __STATIC_INLINE uint32_t LL_IWDG_GetReloadCounter(IWDG_TypeDef *IWDGx)
AnnaBridge 143:86740a56073b 254 {
AnnaBridge 143:86740a56073b 255 return (uint32_t)(READ_REG(IWDGx->RLR));
AnnaBridge 143:86740a56073b 256 }
AnnaBridge 143:86740a56073b 257
AnnaBridge 143:86740a56073b 258
AnnaBridge 143:86740a56073b 259 /**
AnnaBridge 143:86740a56073b 260 * @}
AnnaBridge 143:86740a56073b 261 */
AnnaBridge 143:86740a56073b 262
AnnaBridge 143:86740a56073b 263 /** @defgroup IWDG_LL_EF_FLAG_Management FLAG_Management
AnnaBridge 143:86740a56073b 264 * @{
AnnaBridge 143:86740a56073b 265 */
AnnaBridge 143:86740a56073b 266
AnnaBridge 143:86740a56073b 267 /**
AnnaBridge 143:86740a56073b 268 * @brief Check if flag Prescaler Value Update is set or not
AnnaBridge 143:86740a56073b 269 * @rmtoll SR PVU LL_IWDG_IsActiveFlag_PVU
AnnaBridge 143:86740a56073b 270 * @param IWDGx IWDG Instance
AnnaBridge 143:86740a56073b 271 * @retval State of bit (1 or 0).
AnnaBridge 143:86740a56073b 272 */
AnnaBridge 143:86740a56073b 273 __STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_PVU(IWDG_TypeDef *IWDGx)
AnnaBridge 143:86740a56073b 274 {
AnnaBridge 143:86740a56073b 275 return (READ_BIT(IWDGx->SR, IWDG_SR_PVU) == (IWDG_SR_PVU));
AnnaBridge 143:86740a56073b 276 }
AnnaBridge 143:86740a56073b 277
AnnaBridge 143:86740a56073b 278 /**
AnnaBridge 143:86740a56073b 279 * @brief Check if flag Reload Value Update is set or not
AnnaBridge 143:86740a56073b 280 * @rmtoll SR RVU LL_IWDG_IsActiveFlag_RVU
AnnaBridge 143:86740a56073b 281 * @param IWDGx IWDG Instance
AnnaBridge 143:86740a56073b 282 * @retval State of bit (1 or 0).
AnnaBridge 143:86740a56073b 283 */
AnnaBridge 143:86740a56073b 284 __STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_RVU(IWDG_TypeDef *IWDGx)
AnnaBridge 143:86740a56073b 285 {
AnnaBridge 143:86740a56073b 286 return (READ_BIT(IWDGx->SR, IWDG_SR_RVU) == (IWDG_SR_RVU));
AnnaBridge 143:86740a56073b 287 }
AnnaBridge 143:86740a56073b 288
AnnaBridge 143:86740a56073b 289
AnnaBridge 143:86740a56073b 290 /**
AnnaBridge 143:86740a56073b 291 * @brief Check if all flags Prescaler, Reload & Window Value Update are reset or not
AnnaBridge 143:86740a56073b 292 * @rmtoll SR PVU LL_IWDG_IsReady\n
AnnaBridge 143:86740a56073b 293 * SR RVU LL_IWDG_IsReady
AnnaBridge 143:86740a56073b 294 * @param IWDGx IWDG Instance
AnnaBridge 143:86740a56073b 295 * @retval State of bits (1 or 0).
AnnaBridge 143:86740a56073b 296 */
AnnaBridge 143:86740a56073b 297 __STATIC_INLINE uint32_t LL_IWDG_IsReady(IWDG_TypeDef *IWDGx)
AnnaBridge 143:86740a56073b 298 {
AnnaBridge 143:86740a56073b 299 return (READ_BIT(IWDGx->SR, IWDG_SR_PVU | IWDG_SR_RVU) == 0U);
AnnaBridge 143:86740a56073b 300 }
AnnaBridge 143:86740a56073b 301
AnnaBridge 143:86740a56073b 302 /**
AnnaBridge 143:86740a56073b 303 * @}
AnnaBridge 143:86740a56073b 304 */
AnnaBridge 143:86740a56073b 305
AnnaBridge 143:86740a56073b 306
AnnaBridge 143:86740a56073b 307 /**
AnnaBridge 143:86740a56073b 308 * @}
AnnaBridge 143:86740a56073b 309 */
AnnaBridge 143:86740a56073b 310
AnnaBridge 143:86740a56073b 311 /**
AnnaBridge 143:86740a56073b 312 * @}
AnnaBridge 143:86740a56073b 313 */
AnnaBridge 143:86740a56073b 314
AnnaBridge 143:86740a56073b 315 #endif /* IWDG) */
AnnaBridge 143:86740a56073b 316
AnnaBridge 143:86740a56073b 317 /**
AnnaBridge 143:86740a56073b 318 * @}
AnnaBridge 143:86740a56073b 319 */
AnnaBridge 143:86740a56073b 320
AnnaBridge 143:86740a56073b 321 #ifdef __cplusplus
AnnaBridge 143:86740a56073b 322 }
AnnaBridge 143:86740a56073b 323 #endif
AnnaBridge 143:86740a56073b 324
AnnaBridge 143:86740a56073b 325 #endif /* __STM32F1xx_LL_IWDG_H */
AnnaBridge 143:86740a56073b 326
AnnaBridge 143:86740a56073b 327 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/