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TARGET_NUCLEO_L4R5ZI_P/TOOLCHAIN_ARM_STD/stm32l4xx_ll_iwdg.h@172:65be27845400, 2019-02-20 (annotated)

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

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 172:65be27845400 1 /**
AnnaBridge 172:65be27845400 2 ******************************************************************************
AnnaBridge 172:65be27845400 3 * @file stm32l4xx_ll_iwdg.h
AnnaBridge 172:65be27845400 4 * @author MCD Application Team
AnnaBridge 172:65be27845400 5 * @brief Header file of IWDG LL module.
AnnaBridge 172:65be27845400 6 ******************************************************************************
AnnaBridge 172:65be27845400 7 * @attention
AnnaBridge 172:65be27845400 8 *
AnnaBridge 172:65be27845400 9 * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
AnnaBridge 172:65be27845400 10 *
AnnaBridge 172:65be27845400 11 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 172:65be27845400 12 * are permitted provided that the following conditions are met:
AnnaBridge 172:65be27845400 13 * 1. Redistributions of source code must retain the above copyright notice,
AnnaBridge 172:65be27845400 14 * this list of conditions and the following disclaimer.
AnnaBridge 172:65be27845400 15 * 2. Redistributions in binary form must reproduce the above copyright notice,
AnnaBridge 172:65be27845400 16 * this list of conditions and the following disclaimer in the documentation
AnnaBridge 172:65be27845400 17 * and/or other materials provided with the distribution.
AnnaBridge 172:65be27845400 18 * 3. Neither the name of STMicroelectronics nor the names of its contributors
AnnaBridge 172:65be27845400 19 * may be used to endorse or promote products derived from this software
AnnaBridge 172:65be27845400 20 * without specific prior written permission.
AnnaBridge 172:65be27845400 21 *
AnnaBridge 172:65be27845400 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AnnaBridge 172:65be27845400 23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
AnnaBridge 172:65be27845400 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 172:65be27845400 25 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
AnnaBridge 172:65be27845400 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
AnnaBridge 172:65be27845400 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
AnnaBridge 172:65be27845400 28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
AnnaBridge 172:65be27845400 29 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
AnnaBridge 172:65be27845400 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
AnnaBridge 172:65be27845400 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 172:65be27845400 32 *
AnnaBridge 172:65be27845400 33 ******************************************************************************
AnnaBridge 172:65be27845400 34 */
AnnaBridge 172:65be27845400 35
AnnaBridge 172:65be27845400 36 /* Define to prevent recursive inclusion -------------------------------------*/
AnnaBridge 172:65be27845400 37 #ifndef __STM32L4xx_LL_IWDG_H
AnnaBridge 172:65be27845400 38 #define __STM32L4xx_LL_IWDG_H
AnnaBridge 172:65be27845400 39
AnnaBridge 172:65be27845400 40 #ifdef __cplusplus
AnnaBridge 172:65be27845400 41 extern "C" {
AnnaBridge 172:65be27845400 42 #endif
AnnaBridge 172:65be27845400 43
AnnaBridge 172:65be27845400 44 /* Includes ------------------------------------------------------------------*/
AnnaBridge 172:65be27845400 45 #include "stm32l4xx.h"
AnnaBridge 172:65be27845400 46
AnnaBridge 172:65be27845400 47 /** @addtogroup STM32L4xx_LL_Driver
AnnaBridge 172:65be27845400 48 * @{
AnnaBridge 172:65be27845400 49 */
AnnaBridge 172:65be27845400 50
AnnaBridge 172:65be27845400 51 #if defined(IWDG)
AnnaBridge 172:65be27845400 52
AnnaBridge 172:65be27845400 53 /** @defgroup IWDG_LL IWDG
AnnaBridge 172:65be27845400 54 * @{
AnnaBridge 172:65be27845400 55 */
AnnaBridge 172:65be27845400 56
AnnaBridge 172:65be27845400 57 /* Private types -------------------------------------------------------------*/
AnnaBridge 172:65be27845400 58 /* Private variables ---------------------------------------------------------*/
AnnaBridge 172:65be27845400 59
AnnaBridge 172:65be27845400 60 /* Private constants ---------------------------------------------------------*/
AnnaBridge 172:65be27845400 61 /** @defgroup IWDG_LL_Private_Constants IWDG Private Constants
AnnaBridge 172:65be27845400 62 * @{
AnnaBridge 172:65be27845400 63 */
AnnaBridge 172:65be27845400 64
AnnaBridge 172:65be27845400 65 #define LL_IWDG_KEY_RELOAD 0x0000AAAAU /*!< IWDG Reload Counter Enable */
AnnaBridge 172:65be27845400 66 #define LL_IWDG_KEY_ENABLE 0x0000CCCCU /*!< IWDG Peripheral Enable */
AnnaBridge 172:65be27845400 67 #define LL_IWDG_KEY_WR_ACCESS_ENABLE 0x00005555U /*!< IWDG KR Write Access Enable */
AnnaBridge 172:65be27845400 68 #define LL_IWDG_KEY_WR_ACCESS_DISABLE 0x00000000U /*!< IWDG KR Write Access Disable */
AnnaBridge 172:65be27845400 69
AnnaBridge 172:65be27845400 70 /**
AnnaBridge 172:65be27845400 71 * @}
AnnaBridge 172:65be27845400 72 */
AnnaBridge 172:65be27845400 73
AnnaBridge 172:65be27845400 74 /* Private macros ------------------------------------------------------------*/
AnnaBridge 172:65be27845400 75
AnnaBridge 172:65be27845400 76 /* Exported types ------------------------------------------------------------*/
AnnaBridge 172:65be27845400 77 /* Exported constants --------------------------------------------------------*/
AnnaBridge 172:65be27845400 78 /** @defgroup IWDG_LL_Exported_Constants IWDG Exported Constants
AnnaBridge 172:65be27845400 79 * @{
AnnaBridge 172:65be27845400 80 */
AnnaBridge 172:65be27845400 81
AnnaBridge 172:65be27845400 82 /** @defgroup IWDG_LL_EC_GET_FLAG Get Flags Defines
AnnaBridge 172:65be27845400 83 * @brief Flags defines which can be used with LL_IWDG_ReadReg function
AnnaBridge 172:65be27845400 84 * @{
AnnaBridge 172:65be27845400 85 */
AnnaBridge 172:65be27845400 86 #define LL_IWDG_SR_PVU IWDG_SR_PVU /*!< Watchdog prescaler value update */
AnnaBridge 172:65be27845400 87 #define LL_IWDG_SR_RVU IWDG_SR_RVU /*!< Watchdog counter reload value update */
AnnaBridge 172:65be27845400 88 #define LL_IWDG_SR_WVU IWDG_SR_WVU /*!< Watchdog counter window value update */
AnnaBridge 172:65be27845400 89
AnnaBridge 172:65be27845400 90 /**
AnnaBridge 172:65be27845400 91 * @}
AnnaBridge 172:65be27845400 92 */
AnnaBridge 172:65be27845400 93
AnnaBridge 172:65be27845400 94 /** @defgroup IWDG_LL_EC_PRESCALER Prescaler Divider
AnnaBridge 172:65be27845400 95 * @{
AnnaBridge 172:65be27845400 96 */
AnnaBridge 172:65be27845400 97 #define LL_IWDG_PRESCALER_4 0x00000000U /*!< Divider by 4 */
AnnaBridge 172:65be27845400 98 #define LL_IWDG_PRESCALER_8 (IWDG_PR_PR_0) /*!< Divider by 8 */
AnnaBridge 172:65be27845400 99 #define LL_IWDG_PRESCALER_16 (IWDG_PR_PR_1) /*!< Divider by 16 */
AnnaBridge 172:65be27845400 100 #define LL_IWDG_PRESCALER_32 (IWDG_PR_PR_1 | IWDG_PR_PR_0) /*!< Divider by 32 */
AnnaBridge 172:65be27845400 101 #define LL_IWDG_PRESCALER_64 (IWDG_PR_PR_2) /*!< Divider by 64 */
AnnaBridge 172:65be27845400 102 #define LL_IWDG_PRESCALER_128 (IWDG_PR_PR_2 | IWDG_PR_PR_0) /*!< Divider by 128 */
AnnaBridge 172:65be27845400 103 #define LL_IWDG_PRESCALER_256 (IWDG_PR_PR_2 | IWDG_PR_PR_1) /*!< Divider by 256 */
AnnaBridge 172:65be27845400 104 /**
AnnaBridge 172:65be27845400 105 * @}
AnnaBridge 172:65be27845400 106 */
AnnaBridge 172:65be27845400 107
AnnaBridge 172:65be27845400 108 /**
AnnaBridge 172:65be27845400 109 * @}
AnnaBridge 172:65be27845400 110 */
AnnaBridge 172:65be27845400 111
AnnaBridge 172:65be27845400 112 /* Exported macro ------------------------------------------------------------*/
AnnaBridge 172:65be27845400 113 /** @defgroup IWDG_LL_Exported_Macros IWDG Exported Macros
AnnaBridge 172:65be27845400 114 * @{
AnnaBridge 172:65be27845400 115 */
AnnaBridge 172:65be27845400 116
AnnaBridge 172:65be27845400 117 /** @defgroup IWDG_LL_EM_WRITE_READ Common Write and read registers Macros
AnnaBridge 172:65be27845400 118 * @{
AnnaBridge 172:65be27845400 119 */
AnnaBridge 172:65be27845400 120
AnnaBridge 172:65be27845400 121 /**
AnnaBridge 172:65be27845400 122 * @brief Write a value in IWDG register
AnnaBridge 172:65be27845400 123 * @param __INSTANCE__ IWDG Instance
AnnaBridge 172:65be27845400 124 * @param __REG__ Register to be written
AnnaBridge 172:65be27845400 125 * @param __VALUE__ Value to be written in the register
AnnaBridge 172:65be27845400 126 * @retval None
AnnaBridge 172:65be27845400 127 */
AnnaBridge 172:65be27845400 128 #define LL_IWDG_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
AnnaBridge 172:65be27845400 129
AnnaBridge 172:65be27845400 130 /**
AnnaBridge 172:65be27845400 131 * @brief Read a value in IWDG register
AnnaBridge 172:65be27845400 132 * @param __INSTANCE__ IWDG Instance
AnnaBridge 172:65be27845400 133 * @param __REG__ Register to be read
AnnaBridge 172:65be27845400 134 * @retval Register value
AnnaBridge 172:65be27845400 135 */
AnnaBridge 172:65be27845400 136 #define LL_IWDG_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
AnnaBridge 172:65be27845400 137 /**
AnnaBridge 172:65be27845400 138 * @}
AnnaBridge 172:65be27845400 139 */
AnnaBridge 172:65be27845400 140
AnnaBridge 172:65be27845400 141 /**
AnnaBridge 172:65be27845400 142 * @}
AnnaBridge 172:65be27845400 143 */
AnnaBridge 172:65be27845400 144
AnnaBridge 172:65be27845400 145
AnnaBridge 172:65be27845400 146 /* Exported functions --------------------------------------------------------*/
AnnaBridge 172:65be27845400 147 /** @defgroup IWDG_LL_Exported_Functions IWDG Exported Functions
AnnaBridge 172:65be27845400 148 * @{
AnnaBridge 172:65be27845400 149 */
AnnaBridge 172:65be27845400 150 /** @defgroup IWDG_LL_EF_Configuration Configuration
AnnaBridge 172:65be27845400 151 * @{
AnnaBridge 172:65be27845400 152 */
AnnaBridge 172:65be27845400 153
AnnaBridge 172:65be27845400 154 /**
AnnaBridge 172:65be27845400 155 * @brief Start the Independent Watchdog
AnnaBridge 172:65be27845400 156 * @note Except if the hardware watchdog option is selected
AnnaBridge 172:65be27845400 157 * @rmtoll KR KEY LL_IWDG_Enable
AnnaBridge 172:65be27845400 158 * @param IWDGx IWDG Instance
AnnaBridge 172:65be27845400 159 * @retval None
AnnaBridge 172:65be27845400 160 */
AnnaBridge 172:65be27845400 161 __STATIC_INLINE void LL_IWDG_Enable(IWDG_TypeDef *IWDGx)
AnnaBridge 172:65be27845400 162 {
AnnaBridge 172:65be27845400 163 WRITE_REG(IWDG->KR, LL_IWDG_KEY_ENABLE);
AnnaBridge 172:65be27845400 164 }
AnnaBridge 172:65be27845400 165
AnnaBridge 172:65be27845400 166 /**
AnnaBridge 172:65be27845400 167 * @brief Reloads IWDG counter with value defined in the reload register
AnnaBridge 172:65be27845400 168 * @rmtoll KR KEY LL_IWDG_ReloadCounter
AnnaBridge 172:65be27845400 169 * @param IWDGx IWDG Instance
AnnaBridge 172:65be27845400 170 * @retval None
AnnaBridge 172:65be27845400 171 */
AnnaBridge 172:65be27845400 172 __STATIC_INLINE void LL_IWDG_ReloadCounter(IWDG_TypeDef *IWDGx)
AnnaBridge 172:65be27845400 173 {
AnnaBridge 172:65be27845400 174 WRITE_REG(IWDG->KR, LL_IWDG_KEY_RELOAD);
AnnaBridge 172:65be27845400 175 }
AnnaBridge 172:65be27845400 176
AnnaBridge 172:65be27845400 177 /**
AnnaBridge 172:65be27845400 178 * @brief Enable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers
AnnaBridge 172:65be27845400 179 * @rmtoll KR KEY LL_IWDG_EnableWriteAccess
AnnaBridge 172:65be27845400 180 * @param IWDGx IWDG Instance
AnnaBridge 172:65be27845400 181 * @retval None
AnnaBridge 172:65be27845400 182 */
AnnaBridge 172:65be27845400 183 __STATIC_INLINE void LL_IWDG_EnableWriteAccess(IWDG_TypeDef *IWDGx)
AnnaBridge 172:65be27845400 184 {
AnnaBridge 172:65be27845400 185 WRITE_REG(IWDG->KR, LL_IWDG_KEY_WR_ACCESS_ENABLE);
AnnaBridge 172:65be27845400 186 }
AnnaBridge 172:65be27845400 187
AnnaBridge 172:65be27845400 188 /**
AnnaBridge 172:65be27845400 189 * @brief Disable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers
AnnaBridge 172:65be27845400 190 * @rmtoll KR KEY LL_IWDG_DisableWriteAccess
AnnaBridge 172:65be27845400 191 * @param IWDGx IWDG Instance
AnnaBridge 172:65be27845400 192 * @retval None
AnnaBridge 172:65be27845400 193 */
AnnaBridge 172:65be27845400 194 __STATIC_INLINE void LL_IWDG_DisableWriteAccess(IWDG_TypeDef *IWDGx)
AnnaBridge 172:65be27845400 195 {
AnnaBridge 172:65be27845400 196 WRITE_REG(IWDG->KR, LL_IWDG_KEY_WR_ACCESS_DISABLE);
AnnaBridge 172:65be27845400 197 }
AnnaBridge 172:65be27845400 198
AnnaBridge 172:65be27845400 199 /**
AnnaBridge 172:65be27845400 200 * @brief Select the prescaler of the IWDG
AnnaBridge 172:65be27845400 201 * @rmtoll PR PR LL_IWDG_SetPrescaler
AnnaBridge 172:65be27845400 202 * @param IWDGx IWDG Instance
AnnaBridge 172:65be27845400 203 * @param Prescaler This parameter can be one of the following values:
AnnaBridge 172:65be27845400 204 * @arg @ref LL_IWDG_PRESCALER_4
AnnaBridge 172:65be27845400 205 * @arg @ref LL_IWDG_PRESCALER_8
AnnaBridge 172:65be27845400 206 * @arg @ref LL_IWDG_PRESCALER_16
AnnaBridge 172:65be27845400 207 * @arg @ref LL_IWDG_PRESCALER_32
AnnaBridge 172:65be27845400 208 * @arg @ref LL_IWDG_PRESCALER_64
AnnaBridge 172:65be27845400 209 * @arg @ref LL_IWDG_PRESCALER_128
AnnaBridge 172:65be27845400 210 * @arg @ref LL_IWDG_PRESCALER_256
AnnaBridge 172:65be27845400 211 * @retval None
AnnaBridge 172:65be27845400 212 */
AnnaBridge 172:65be27845400 213 __STATIC_INLINE void LL_IWDG_SetPrescaler(IWDG_TypeDef *IWDGx, uint32_t Prescaler)
AnnaBridge 172:65be27845400 214 {
AnnaBridge 172:65be27845400 215 WRITE_REG(IWDGx->PR, IWDG_PR_PR & Prescaler);
AnnaBridge 172:65be27845400 216 }
AnnaBridge 172:65be27845400 217
AnnaBridge 172:65be27845400 218 /**
AnnaBridge 172:65be27845400 219 * @brief Get the selected prescaler of the IWDG
AnnaBridge 172:65be27845400 220 * @rmtoll PR PR LL_IWDG_GetPrescaler
AnnaBridge 172:65be27845400 221 * @param IWDGx IWDG Instance
AnnaBridge 172:65be27845400 222 * @retval Returned value can be one of the following values:
AnnaBridge 172:65be27845400 223 * @arg @ref LL_IWDG_PRESCALER_4
AnnaBridge 172:65be27845400 224 * @arg @ref LL_IWDG_PRESCALER_8
AnnaBridge 172:65be27845400 225 * @arg @ref LL_IWDG_PRESCALER_16
AnnaBridge 172:65be27845400 226 * @arg @ref LL_IWDG_PRESCALER_32
AnnaBridge 172:65be27845400 227 * @arg @ref LL_IWDG_PRESCALER_64
AnnaBridge 172:65be27845400 228 * @arg @ref LL_IWDG_PRESCALER_128
AnnaBridge 172:65be27845400 229 * @arg @ref LL_IWDG_PRESCALER_256
AnnaBridge 172:65be27845400 230 */
AnnaBridge 172:65be27845400 231 __STATIC_INLINE uint32_t LL_IWDG_GetPrescaler(IWDG_TypeDef *IWDGx)
AnnaBridge 172:65be27845400 232 {
AnnaBridge 172:65be27845400 233 return (uint32_t)(READ_REG(IWDGx->PR));
AnnaBridge 172:65be27845400 234 }
AnnaBridge 172:65be27845400 235
AnnaBridge 172:65be27845400 236 /**
AnnaBridge 172:65be27845400 237 * @brief Specify the IWDG down-counter reload value
AnnaBridge 172:65be27845400 238 * @rmtoll RLR RL LL_IWDG_SetReloadCounter
AnnaBridge 172:65be27845400 239 * @param IWDGx IWDG Instance
AnnaBridge 172:65be27845400 240 * @param Counter Value between Min_Data=0 and Max_Data=0x0FFF
AnnaBridge 172:65be27845400 241 * @retval None
AnnaBridge 172:65be27845400 242 */
AnnaBridge 172:65be27845400 243 __STATIC_INLINE void LL_IWDG_SetReloadCounter(IWDG_TypeDef *IWDGx, uint32_t Counter)
AnnaBridge 172:65be27845400 244 {
AnnaBridge 172:65be27845400 245 WRITE_REG(IWDGx->RLR, IWDG_RLR_RL & Counter);
AnnaBridge 172:65be27845400 246 }
AnnaBridge 172:65be27845400 247
AnnaBridge 172:65be27845400 248 /**
AnnaBridge 172:65be27845400 249 * @brief Get the specified IWDG down-counter reload value
AnnaBridge 172:65be27845400 250 * @rmtoll RLR RL LL_IWDG_GetReloadCounter
AnnaBridge 172:65be27845400 251 * @param IWDGx IWDG Instance
AnnaBridge 172:65be27845400 252 * @retval Value between Min_Data=0 and Max_Data=0x0FFF
AnnaBridge 172:65be27845400 253 */
AnnaBridge 172:65be27845400 254 __STATIC_INLINE uint32_t LL_IWDG_GetReloadCounter(IWDG_TypeDef *IWDGx)
AnnaBridge 172:65be27845400 255 {
AnnaBridge 172:65be27845400 256 return (uint32_t)(READ_REG(IWDGx->RLR));
AnnaBridge 172:65be27845400 257 }
AnnaBridge 172:65be27845400 258
AnnaBridge 172:65be27845400 259 /**
AnnaBridge 172:65be27845400 260 * @brief Specify high limit of the window value to be compared to the down-counter.
AnnaBridge 172:65be27845400 261 * @rmtoll WINR WIN LL_IWDG_SetWindow
AnnaBridge 172:65be27845400 262 * @param IWDGx IWDG Instance
AnnaBridge 172:65be27845400 263 * @param Window Value between Min_Data=0 and Max_Data=0x0FFF
AnnaBridge 172:65be27845400 264 * @retval None
AnnaBridge 172:65be27845400 265 */
AnnaBridge 172:65be27845400 266 __STATIC_INLINE void LL_IWDG_SetWindow(IWDG_TypeDef *IWDGx, uint32_t Window)
AnnaBridge 172:65be27845400 267 {
AnnaBridge 172:65be27845400 268 WRITE_REG(IWDGx->WINR, IWDG_WINR_WIN & Window);
AnnaBridge 172:65be27845400 269 }
AnnaBridge 172:65be27845400 270
AnnaBridge 172:65be27845400 271 /**
AnnaBridge 172:65be27845400 272 * @brief Get the high limit of the window value specified.
AnnaBridge 172:65be27845400 273 * @rmtoll WINR WIN LL_IWDG_GetWindow
AnnaBridge 172:65be27845400 274 * @param IWDGx IWDG Instance
AnnaBridge 172:65be27845400 275 * @retval Value between Min_Data=0 and Max_Data=0x0FFF
AnnaBridge 172:65be27845400 276 */
AnnaBridge 172:65be27845400 277 __STATIC_INLINE uint32_t LL_IWDG_GetWindow(IWDG_TypeDef *IWDGx)
AnnaBridge 172:65be27845400 278 {
AnnaBridge 172:65be27845400 279 return (uint32_t)(READ_REG(IWDGx->WINR));
AnnaBridge 172:65be27845400 280 }
AnnaBridge 172:65be27845400 281
AnnaBridge 172:65be27845400 282 /**
AnnaBridge 172:65be27845400 283 * @}
AnnaBridge 172:65be27845400 284 */
AnnaBridge 172:65be27845400 285
AnnaBridge 172:65be27845400 286 /** @defgroup IWDG_LL_EF_FLAG_Management FLAG_Management
AnnaBridge 172:65be27845400 287 * @{
AnnaBridge 172:65be27845400 288 */
AnnaBridge 172:65be27845400 289
AnnaBridge 172:65be27845400 290 /**
AnnaBridge 172:65be27845400 291 * @brief Check if flag Prescaler Value Update is set or not
AnnaBridge 172:65be27845400 292 * @rmtoll SR PVU LL_IWDG_IsActiveFlag_PVU
AnnaBridge 172:65be27845400 293 * @param IWDGx IWDG Instance
AnnaBridge 172:65be27845400 294 * @retval State of bit (1 or 0).
AnnaBridge 172:65be27845400 295 */
AnnaBridge 172:65be27845400 296 __STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_PVU(IWDG_TypeDef *IWDGx)
AnnaBridge 172:65be27845400 297 {
AnnaBridge 172:65be27845400 298 return (READ_BIT(IWDGx->SR, IWDG_SR_PVU) == (IWDG_SR_PVU));
AnnaBridge 172:65be27845400 299 }
AnnaBridge 172:65be27845400 300
AnnaBridge 172:65be27845400 301 /**
AnnaBridge 172:65be27845400 302 * @brief Check if flag Reload Value Update is set or not
AnnaBridge 172:65be27845400 303 * @rmtoll SR RVU LL_IWDG_IsActiveFlag_RVU
AnnaBridge 172:65be27845400 304 * @param IWDGx IWDG Instance
AnnaBridge 172:65be27845400 305 * @retval State of bit (1 or 0).
AnnaBridge 172:65be27845400 306 */
AnnaBridge 172:65be27845400 307 __STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_RVU(IWDG_TypeDef *IWDGx)
AnnaBridge 172:65be27845400 308 {
AnnaBridge 172:65be27845400 309 return (READ_BIT(IWDGx->SR, IWDG_SR_RVU) == (IWDG_SR_RVU));
AnnaBridge 172:65be27845400 310 }
AnnaBridge 172:65be27845400 311
AnnaBridge 172:65be27845400 312 /**
AnnaBridge 172:65be27845400 313 * @brief Check if flag Window Value Update is set or not
AnnaBridge 172:65be27845400 314 * @rmtoll SR WVU LL_IWDG_IsActiveFlag_WVU
AnnaBridge 172:65be27845400 315 * @param IWDGx IWDG Instance
AnnaBridge 172:65be27845400 316 * @retval State of bit (1 or 0).
AnnaBridge 172:65be27845400 317 */
AnnaBridge 172:65be27845400 318 __STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_WVU(IWDG_TypeDef *IWDGx)
AnnaBridge 172:65be27845400 319 {
AnnaBridge 172:65be27845400 320 return (READ_BIT(IWDGx->SR, IWDG_SR_WVU) == (IWDG_SR_WVU));
AnnaBridge 172:65be27845400 321 }
AnnaBridge 172:65be27845400 322
AnnaBridge 172:65be27845400 323 /**
AnnaBridge 172:65be27845400 324 * @brief Check if all flags Prescaler, Reload & Window Value Update are reset or not
AnnaBridge 172:65be27845400 325 * @rmtoll SR PVU LL_IWDG_IsReady\n
AnnaBridge 172:65be27845400 326 * SR WVU LL_IWDG_IsReady\n
AnnaBridge 172:65be27845400 327 * SR RVU LL_IWDG_IsReady
AnnaBridge 172:65be27845400 328 * @param IWDGx IWDG Instance
AnnaBridge 172:65be27845400 329 * @retval State of bits (1 or 0).
AnnaBridge 172:65be27845400 330 */
AnnaBridge 172:65be27845400 331 __STATIC_INLINE uint32_t LL_IWDG_IsReady(IWDG_TypeDef *IWDGx)
AnnaBridge 172:65be27845400 332 {
AnnaBridge 172:65be27845400 333 return (READ_BIT(IWDGx->SR, IWDG_SR_PVU | IWDG_SR_RVU | IWDG_SR_WVU) == 0U);
AnnaBridge 172:65be27845400 334 }
AnnaBridge 172:65be27845400 335
AnnaBridge 172:65be27845400 336 /**
AnnaBridge 172:65be27845400 337 * @}
AnnaBridge 172:65be27845400 338 */
AnnaBridge 172:65be27845400 339
AnnaBridge 172:65be27845400 340
AnnaBridge 172:65be27845400 341 /**
AnnaBridge 172:65be27845400 342 * @}
AnnaBridge 172:65be27845400 343 */
AnnaBridge 172:65be27845400 344
AnnaBridge 172:65be27845400 345 /**
AnnaBridge 172:65be27845400 346 * @}
AnnaBridge 172:65be27845400 347 */
AnnaBridge 172:65be27845400 348
AnnaBridge 172:65be27845400 349 #endif /* IWDG) */
AnnaBridge 172:65be27845400 350
AnnaBridge 172:65be27845400 351 /**
AnnaBridge 172:65be27845400 352 * @}
AnnaBridge 172:65be27845400 353 */
AnnaBridge 172:65be27845400 354
AnnaBridge 172:65be27845400 355 #ifdef __cplusplus
AnnaBridge 172:65be27845400 356 }
AnnaBridge 172:65be27845400 357 #endif
AnnaBridge 172:65be27845400 358
AnnaBridge 172:65be27845400 359 #endif /* __STM32L4xx_LL_IWDG_H */
AnnaBridge 172:65be27845400 360
AnnaBridge 172:65be27845400 361 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/