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TARGET_NUCLEO_L432KC/TARGET_STM/TARGET_STM32L4/device/stm32l4xx_ll_iwdg.h@157:e7ca05fa8600, 2017-11-09 (annotated)

Committer:
AnnaBridge
Date:
Thu Nov 09 11:14:10 2017 +0000
Revision:
157:e7ca05fa8600
Parent:
156:ff21514d8981
Child:
161:aa5281ff4a02
Release 155 of the mbed library.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 156:ff21514d8981 1 /**
AnnaBridge 156:ff21514d8981 2 ******************************************************************************
AnnaBridge 156:ff21514d8981 3 * @file stm32l4xx_ll_iwdg.h
AnnaBridge 156:ff21514d8981 4 * @author MCD Application Team
AnnaBridge 156:ff21514d8981 5 * @version V1.7.1
AnnaBridge 156:ff21514d8981 6 * @date 21-April-2017
AnnaBridge 156:ff21514d8981 7 * @brief Header file of IWDG LL module.
AnnaBridge 156:ff21514d8981 8 ******************************************************************************
AnnaBridge 156:ff21514d8981 9 * @attention
AnnaBridge 156:ff21514d8981 10 *
AnnaBridge 156:ff21514d8981 11 * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
AnnaBridge 156:ff21514d8981 12 *
AnnaBridge 156:ff21514d8981 13 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 156:ff21514d8981 14 * are permitted provided that the following conditions are met:
AnnaBridge 156:ff21514d8981 15 * 1. Redistributions of source code must retain the above copyright notice,
AnnaBridge 156:ff21514d8981 16 * this list of conditions and the following disclaimer.
AnnaBridge 156:ff21514d8981 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
AnnaBridge 156:ff21514d8981 18 * this list of conditions and the following disclaimer in the documentation
AnnaBridge 156:ff21514d8981 19 * and/or other materials provided with the distribution.
AnnaBridge 156:ff21514d8981 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
AnnaBridge 156:ff21514d8981 21 * may be used to endorse or promote products derived from this software
AnnaBridge 156:ff21514d8981 22 * without specific prior written permission.
AnnaBridge 156:ff21514d8981 23 *
AnnaBridge 156:ff21514d8981 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AnnaBridge 156:ff21514d8981 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
AnnaBridge 156:ff21514d8981 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 156:ff21514d8981 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
AnnaBridge 156:ff21514d8981 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
AnnaBridge 156:ff21514d8981 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
AnnaBridge 156:ff21514d8981 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
AnnaBridge 156:ff21514d8981 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
AnnaBridge 156:ff21514d8981 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
AnnaBridge 156:ff21514d8981 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 156:ff21514d8981 34 *
AnnaBridge 156:ff21514d8981 35 ******************************************************************************
AnnaBridge 156:ff21514d8981 36 */
AnnaBridge 156:ff21514d8981 37
AnnaBridge 156:ff21514d8981 38 /* Define to prevent recursive inclusion -------------------------------------*/
AnnaBridge 156:ff21514d8981 39 #ifndef __STM32L4xx_LL_IWDG_H
AnnaBridge 156:ff21514d8981 40 #define __STM32L4xx_LL_IWDG_H
AnnaBridge 156:ff21514d8981 41
AnnaBridge 156:ff21514d8981 42 #ifdef __cplusplus
AnnaBridge 156:ff21514d8981 43 extern "C" {
AnnaBridge 156:ff21514d8981 44 #endif
AnnaBridge 156:ff21514d8981 45
AnnaBridge 156:ff21514d8981 46 /* Includes ------------------------------------------------------------------*/
AnnaBridge 156:ff21514d8981 47 #include "stm32l4xx.h"
AnnaBridge 156:ff21514d8981 48
AnnaBridge 156:ff21514d8981 49 /** @addtogroup STM32L4xx_LL_Driver
AnnaBridge 156:ff21514d8981 50 * @{
AnnaBridge 156:ff21514d8981 51 */
AnnaBridge 156:ff21514d8981 52
AnnaBridge 156:ff21514d8981 53 #if defined(IWDG)
AnnaBridge 156:ff21514d8981 54
AnnaBridge 156:ff21514d8981 55 /** @defgroup IWDG_LL IWDG
AnnaBridge 156:ff21514d8981 56 * @{
AnnaBridge 156:ff21514d8981 57 */
AnnaBridge 156:ff21514d8981 58
AnnaBridge 156:ff21514d8981 59 /* Private types -------------------------------------------------------------*/
AnnaBridge 156:ff21514d8981 60 /* Private variables ---------------------------------------------------------*/
AnnaBridge 156:ff21514d8981 61
AnnaBridge 156:ff21514d8981 62 /* Private constants ---------------------------------------------------------*/
AnnaBridge 156:ff21514d8981 63 /** @defgroup IWDG_LL_Private_Constants IWDG Private Constants
AnnaBridge 156:ff21514d8981 64 * @{
AnnaBridge 156:ff21514d8981 65 */
AnnaBridge 156:ff21514d8981 66
AnnaBridge 156:ff21514d8981 67 #define LL_IWDG_KEY_RELOAD 0x0000AAAAU /*!< IWDG Reload Counter Enable */
AnnaBridge 156:ff21514d8981 68 #define LL_IWDG_KEY_ENABLE 0x0000CCCCU /*!< IWDG Peripheral Enable */
AnnaBridge 156:ff21514d8981 69 #define LL_IWDG_KEY_WR_ACCESS_ENABLE 0x00005555U /*!< IWDG KR Write Access Enable */
AnnaBridge 156:ff21514d8981 70 #define LL_IWDG_KEY_WR_ACCESS_DISABLE 0x00000000U /*!< IWDG KR Write Access Disable */
AnnaBridge 156:ff21514d8981 71
AnnaBridge 156:ff21514d8981 72 /**
AnnaBridge 156:ff21514d8981 73 * @}
AnnaBridge 156:ff21514d8981 74 */
AnnaBridge 156:ff21514d8981 75
AnnaBridge 156:ff21514d8981 76 /* Private macros ------------------------------------------------------------*/
AnnaBridge 156:ff21514d8981 77
AnnaBridge 156:ff21514d8981 78 /* Exported types ------------------------------------------------------------*/
AnnaBridge 156:ff21514d8981 79 /* Exported constants --------------------------------------------------------*/
AnnaBridge 156:ff21514d8981 80 /** @defgroup IWDG_LL_Exported_Constants IWDG Exported Constants
AnnaBridge 156:ff21514d8981 81 * @{
AnnaBridge 156:ff21514d8981 82 */
AnnaBridge 156:ff21514d8981 83
AnnaBridge 156:ff21514d8981 84 /** @defgroup IWDG_LL_EC_GET_FLAG Get Flags Defines
AnnaBridge 156:ff21514d8981 85 * @brief Flags defines which can be used with LL_IWDG_ReadReg function
AnnaBridge 156:ff21514d8981 86 * @{
AnnaBridge 156:ff21514d8981 87 */
AnnaBridge 156:ff21514d8981 88 #define LL_IWDG_SR_PVU IWDG_SR_PVU /*!< Watchdog prescaler value update */
AnnaBridge 156:ff21514d8981 89 #define LL_IWDG_SR_RVU IWDG_SR_RVU /*!< Watchdog counter reload value update */
AnnaBridge 156:ff21514d8981 90 #define LL_IWDG_SR_WVU IWDG_SR_WVU /*!< Watchdog counter window value update */
AnnaBridge 156:ff21514d8981 91
AnnaBridge 156:ff21514d8981 92 /**
AnnaBridge 156:ff21514d8981 93 * @}
AnnaBridge 156:ff21514d8981 94 */
AnnaBridge 156:ff21514d8981 95
AnnaBridge 156:ff21514d8981 96 /** @defgroup IWDG_LL_EC_PRESCALER Prescaler Divider
AnnaBridge 156:ff21514d8981 97 * @{
AnnaBridge 156:ff21514d8981 98 */
AnnaBridge 156:ff21514d8981 99 #define LL_IWDG_PRESCALER_4 0x00000000U /*!< Divider by 4 */
AnnaBridge 156:ff21514d8981 100 #define LL_IWDG_PRESCALER_8 (IWDG_PR_PR_0) /*!< Divider by 8 */
AnnaBridge 156:ff21514d8981 101 #define LL_IWDG_PRESCALER_16 (IWDG_PR_PR_1) /*!< Divider by 16 */
AnnaBridge 156:ff21514d8981 102 #define LL_IWDG_PRESCALER_32 (IWDG_PR_PR_1 | IWDG_PR_PR_0) /*!< Divider by 32 */
AnnaBridge 156:ff21514d8981 103 #define LL_IWDG_PRESCALER_64 (IWDG_PR_PR_2) /*!< Divider by 64 */
AnnaBridge 156:ff21514d8981 104 #define LL_IWDG_PRESCALER_128 (IWDG_PR_PR_2 | IWDG_PR_PR_0) /*!< Divider by 128 */
AnnaBridge 156:ff21514d8981 105 #define LL_IWDG_PRESCALER_256 (IWDG_PR_PR_2 | IWDG_PR_PR_1) /*!< Divider by 256 */
AnnaBridge 156:ff21514d8981 106 /**
AnnaBridge 156:ff21514d8981 107 * @}
AnnaBridge 156:ff21514d8981 108 */
AnnaBridge 156:ff21514d8981 109
AnnaBridge 156:ff21514d8981 110 /**
AnnaBridge 156:ff21514d8981 111 * @}
AnnaBridge 156:ff21514d8981 112 */
AnnaBridge 156:ff21514d8981 113
AnnaBridge 156:ff21514d8981 114 /* Exported macro ------------------------------------------------------------*/
AnnaBridge 156:ff21514d8981 115 /** @defgroup IWDG_LL_Exported_Macros IWDG Exported Macros
AnnaBridge 156:ff21514d8981 116 * @{
AnnaBridge 156:ff21514d8981 117 */
AnnaBridge 156:ff21514d8981 118
AnnaBridge 156:ff21514d8981 119 /** @defgroup IWDG_LL_EM_WRITE_READ Common Write and read registers Macros
AnnaBridge 156:ff21514d8981 120 * @{
AnnaBridge 156:ff21514d8981 121 */
AnnaBridge 156:ff21514d8981 122
AnnaBridge 156:ff21514d8981 123 /**
AnnaBridge 156:ff21514d8981 124 * @brief Write a value in IWDG register
AnnaBridge 156:ff21514d8981 125 * @param __INSTANCE__ IWDG Instance
AnnaBridge 156:ff21514d8981 126 * @param __REG__ Register to be written
AnnaBridge 156:ff21514d8981 127 * @param __VALUE__ Value to be written in the register
AnnaBridge 156:ff21514d8981 128 * @retval None
AnnaBridge 156:ff21514d8981 129 */
AnnaBridge 156:ff21514d8981 130 #define LL_IWDG_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
AnnaBridge 156:ff21514d8981 131
AnnaBridge 156:ff21514d8981 132 /**
AnnaBridge 156:ff21514d8981 133 * @brief Read a value in IWDG register
AnnaBridge 156:ff21514d8981 134 * @param __INSTANCE__ IWDG Instance
AnnaBridge 156:ff21514d8981 135 * @param __REG__ Register to be read
AnnaBridge 156:ff21514d8981 136 * @retval Register value
AnnaBridge 156:ff21514d8981 137 */
AnnaBridge 156:ff21514d8981 138 #define LL_IWDG_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
AnnaBridge 156:ff21514d8981 139 /**
AnnaBridge 156:ff21514d8981 140 * @}
AnnaBridge 156:ff21514d8981 141 */
AnnaBridge 156:ff21514d8981 142
AnnaBridge 156:ff21514d8981 143 /**
AnnaBridge 156:ff21514d8981 144 * @}
AnnaBridge 156:ff21514d8981 145 */
AnnaBridge 156:ff21514d8981 146
AnnaBridge 156:ff21514d8981 147
AnnaBridge 156:ff21514d8981 148 /* Exported functions --------------------------------------------------------*/
AnnaBridge 156:ff21514d8981 149 /** @defgroup IWDG_LL_Exported_Functions IWDG Exported Functions
AnnaBridge 156:ff21514d8981 150 * @{
AnnaBridge 156:ff21514d8981 151 */
AnnaBridge 156:ff21514d8981 152 /** @defgroup IWDG_LL_EF_Configuration Configuration
AnnaBridge 156:ff21514d8981 153 * @{
AnnaBridge 156:ff21514d8981 154 */
AnnaBridge 156:ff21514d8981 155
AnnaBridge 156:ff21514d8981 156 /**
AnnaBridge 156:ff21514d8981 157 * @brief Start the Independent Watchdog
AnnaBridge 156:ff21514d8981 158 * @note Except if the hardware watchdog option is selected
AnnaBridge 156:ff21514d8981 159 * @rmtoll KR KEY LL_IWDG_Enable
AnnaBridge 156:ff21514d8981 160 * @param IWDGx IWDG Instance
AnnaBridge 156:ff21514d8981 161 * @retval None
AnnaBridge 156:ff21514d8981 162 */
AnnaBridge 156:ff21514d8981 163 __STATIC_INLINE void LL_IWDG_Enable(IWDG_TypeDef *IWDGx)
AnnaBridge 156:ff21514d8981 164 {
AnnaBridge 156:ff21514d8981 165 WRITE_REG(IWDG->KR, LL_IWDG_KEY_ENABLE);
AnnaBridge 156:ff21514d8981 166 }
AnnaBridge 156:ff21514d8981 167
AnnaBridge 156:ff21514d8981 168 /**
AnnaBridge 156:ff21514d8981 169 * @brief Reloads IWDG counter with value defined in the reload register
AnnaBridge 156:ff21514d8981 170 * @rmtoll KR KEY LL_IWDG_ReloadCounter
AnnaBridge 156:ff21514d8981 171 * @param IWDGx IWDG Instance
AnnaBridge 156:ff21514d8981 172 * @retval None
AnnaBridge 156:ff21514d8981 173 */
AnnaBridge 156:ff21514d8981 174 __STATIC_INLINE void LL_IWDG_ReloadCounter(IWDG_TypeDef *IWDGx)
AnnaBridge 156:ff21514d8981 175 {
AnnaBridge 156:ff21514d8981 176 WRITE_REG(IWDG->KR, LL_IWDG_KEY_RELOAD);
AnnaBridge 156:ff21514d8981 177 }
AnnaBridge 156:ff21514d8981 178
AnnaBridge 156:ff21514d8981 179 /**
AnnaBridge 156:ff21514d8981 180 * @brief Enable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers
AnnaBridge 156:ff21514d8981 181 * @rmtoll KR KEY LL_IWDG_EnableWriteAccess
AnnaBridge 156:ff21514d8981 182 * @param IWDGx IWDG Instance
AnnaBridge 156:ff21514d8981 183 * @retval None
AnnaBridge 156:ff21514d8981 184 */
AnnaBridge 156:ff21514d8981 185 __STATIC_INLINE void LL_IWDG_EnableWriteAccess(IWDG_TypeDef *IWDGx)
AnnaBridge 156:ff21514d8981 186 {
AnnaBridge 156:ff21514d8981 187 WRITE_REG(IWDG->KR, LL_IWDG_KEY_WR_ACCESS_ENABLE);
AnnaBridge 156:ff21514d8981 188 }
AnnaBridge 156:ff21514d8981 189
AnnaBridge 156:ff21514d8981 190 /**
AnnaBridge 156:ff21514d8981 191 * @brief Disable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers
AnnaBridge 156:ff21514d8981 192 * @rmtoll KR KEY LL_IWDG_DisableWriteAccess
AnnaBridge 156:ff21514d8981 193 * @param IWDGx IWDG Instance
AnnaBridge 156:ff21514d8981 194 * @retval None
AnnaBridge 156:ff21514d8981 195 */
AnnaBridge 156:ff21514d8981 196 __STATIC_INLINE void LL_IWDG_DisableWriteAccess(IWDG_TypeDef *IWDGx)
AnnaBridge 156:ff21514d8981 197 {
AnnaBridge 156:ff21514d8981 198 WRITE_REG(IWDG->KR, LL_IWDG_KEY_WR_ACCESS_DISABLE);
AnnaBridge 156:ff21514d8981 199 }
AnnaBridge 156:ff21514d8981 200
AnnaBridge 156:ff21514d8981 201 /**
AnnaBridge 156:ff21514d8981 202 * @brief Select the prescaler of the IWDG
AnnaBridge 156:ff21514d8981 203 * @rmtoll PR PR LL_IWDG_SetPrescaler
AnnaBridge 156:ff21514d8981 204 * @param IWDGx IWDG Instance
AnnaBridge 156:ff21514d8981 205 * @param Prescaler This parameter can be one of the following values:
AnnaBridge 156:ff21514d8981 206 * @arg @ref LL_IWDG_PRESCALER_4
AnnaBridge 156:ff21514d8981 207 * @arg @ref LL_IWDG_PRESCALER_8
AnnaBridge 156:ff21514d8981 208 * @arg @ref LL_IWDG_PRESCALER_16
AnnaBridge 156:ff21514d8981 209 * @arg @ref LL_IWDG_PRESCALER_32
AnnaBridge 156:ff21514d8981 210 * @arg @ref LL_IWDG_PRESCALER_64
AnnaBridge 156:ff21514d8981 211 * @arg @ref LL_IWDG_PRESCALER_128
AnnaBridge 156:ff21514d8981 212 * @arg @ref LL_IWDG_PRESCALER_256
AnnaBridge 156:ff21514d8981 213 * @retval None
AnnaBridge 156:ff21514d8981 214 */
AnnaBridge 156:ff21514d8981 215 __STATIC_INLINE void LL_IWDG_SetPrescaler(IWDG_TypeDef *IWDGx, uint32_t Prescaler)
AnnaBridge 156:ff21514d8981 216 {
AnnaBridge 156:ff21514d8981 217 WRITE_REG(IWDGx->PR, IWDG_PR_PR & Prescaler);
AnnaBridge 156:ff21514d8981 218 }
AnnaBridge 156:ff21514d8981 219
AnnaBridge 156:ff21514d8981 220 /**
AnnaBridge 156:ff21514d8981 221 * @brief Get the selected prescaler of the IWDG
AnnaBridge 156:ff21514d8981 222 * @rmtoll PR PR LL_IWDG_GetPrescaler
AnnaBridge 156:ff21514d8981 223 * @param IWDGx IWDG Instance
AnnaBridge 156:ff21514d8981 224 * @retval Returned value can be one of the following values:
AnnaBridge 156:ff21514d8981 225 * @arg @ref LL_IWDG_PRESCALER_4
AnnaBridge 156:ff21514d8981 226 * @arg @ref LL_IWDG_PRESCALER_8
AnnaBridge 156:ff21514d8981 227 * @arg @ref LL_IWDG_PRESCALER_16
AnnaBridge 156:ff21514d8981 228 * @arg @ref LL_IWDG_PRESCALER_32
AnnaBridge 156:ff21514d8981 229 * @arg @ref LL_IWDG_PRESCALER_64
AnnaBridge 156:ff21514d8981 230 * @arg @ref LL_IWDG_PRESCALER_128
AnnaBridge 156:ff21514d8981 231 * @arg @ref LL_IWDG_PRESCALER_256
AnnaBridge 156:ff21514d8981 232 */
AnnaBridge 156:ff21514d8981 233 __STATIC_INLINE uint32_t LL_IWDG_GetPrescaler(IWDG_TypeDef *IWDGx)
AnnaBridge 156:ff21514d8981 234 {
AnnaBridge 156:ff21514d8981 235 return (uint32_t)(READ_REG(IWDGx->PR));
AnnaBridge 156:ff21514d8981 236 }
AnnaBridge 156:ff21514d8981 237
AnnaBridge 156:ff21514d8981 238 /**
AnnaBridge 156:ff21514d8981 239 * @brief Specify the IWDG down-counter reload value
AnnaBridge 156:ff21514d8981 240 * @rmtoll RLR RL LL_IWDG_SetReloadCounter
AnnaBridge 156:ff21514d8981 241 * @param IWDGx IWDG Instance
AnnaBridge 156:ff21514d8981 242 * @param Counter Value between Min_Data=0 and Max_Data=0x0FFF
AnnaBridge 156:ff21514d8981 243 * @retval None
AnnaBridge 156:ff21514d8981 244 */
AnnaBridge 156:ff21514d8981 245 __STATIC_INLINE void LL_IWDG_SetReloadCounter(IWDG_TypeDef *IWDGx, uint32_t Counter)
AnnaBridge 156:ff21514d8981 246 {
AnnaBridge 156:ff21514d8981 247 WRITE_REG(IWDGx->RLR, IWDG_RLR_RL & Counter);
AnnaBridge 156:ff21514d8981 248 }
AnnaBridge 156:ff21514d8981 249
AnnaBridge 156:ff21514d8981 250 /**
AnnaBridge 156:ff21514d8981 251 * @brief Get the specified IWDG down-counter reload value
AnnaBridge 156:ff21514d8981 252 * @rmtoll RLR RL LL_IWDG_GetReloadCounter
AnnaBridge 156:ff21514d8981 253 * @param IWDGx IWDG Instance
AnnaBridge 156:ff21514d8981 254 * @retval Value between Min_Data=0 and Max_Data=0x0FFF
AnnaBridge 156:ff21514d8981 255 */
AnnaBridge 156:ff21514d8981 256 __STATIC_INLINE uint32_t LL_IWDG_GetReloadCounter(IWDG_TypeDef *IWDGx)
AnnaBridge 156:ff21514d8981 257 {
AnnaBridge 156:ff21514d8981 258 return (uint32_t)(READ_REG(IWDGx->RLR));
AnnaBridge 156:ff21514d8981 259 }
AnnaBridge 156:ff21514d8981 260
AnnaBridge 156:ff21514d8981 261 /**
AnnaBridge 156:ff21514d8981 262 * @brief Specify high limit of the window value to be compared to the down-counter.
AnnaBridge 156:ff21514d8981 263 * @rmtoll WINR WIN LL_IWDG_SetWindow
AnnaBridge 156:ff21514d8981 264 * @param IWDGx IWDG Instance
AnnaBridge 156:ff21514d8981 265 * @param Window Value between Min_Data=0 and Max_Data=0x0FFF
AnnaBridge 156:ff21514d8981 266 * @retval None
AnnaBridge 156:ff21514d8981 267 */
AnnaBridge 156:ff21514d8981 268 __STATIC_INLINE void LL_IWDG_SetWindow(IWDG_TypeDef *IWDGx, uint32_t Window)
AnnaBridge 156:ff21514d8981 269 {
AnnaBridge 156:ff21514d8981 270 WRITE_REG(IWDGx->WINR, IWDG_WINR_WIN & Window);
AnnaBridge 156:ff21514d8981 271 }
AnnaBridge 156:ff21514d8981 272
AnnaBridge 156:ff21514d8981 273 /**
AnnaBridge 156:ff21514d8981 274 * @brief Get the high limit of the window value specified.
AnnaBridge 156:ff21514d8981 275 * @rmtoll WINR WIN LL_IWDG_GetWindow
AnnaBridge 156:ff21514d8981 276 * @param IWDGx IWDG Instance
AnnaBridge 156:ff21514d8981 277 * @retval Value between Min_Data=0 and Max_Data=0x0FFF
AnnaBridge 156:ff21514d8981 278 */
AnnaBridge 156:ff21514d8981 279 __STATIC_INLINE uint32_t LL_IWDG_GetWindow(IWDG_TypeDef *IWDGx)
AnnaBridge 156:ff21514d8981 280 {
AnnaBridge 156:ff21514d8981 281 return (uint32_t)(READ_REG(IWDGx->WINR));
AnnaBridge 156:ff21514d8981 282 }
AnnaBridge 156:ff21514d8981 283
AnnaBridge 156:ff21514d8981 284 /**
AnnaBridge 156:ff21514d8981 285 * @}
AnnaBridge 156:ff21514d8981 286 */
AnnaBridge 156:ff21514d8981 287
AnnaBridge 156:ff21514d8981 288 /** @defgroup IWDG_LL_EF_FLAG_Management FLAG_Management
AnnaBridge 156:ff21514d8981 289 * @{
AnnaBridge 156:ff21514d8981 290 */
AnnaBridge 156:ff21514d8981 291
AnnaBridge 156:ff21514d8981 292 /**
AnnaBridge 156:ff21514d8981 293 * @brief Check if flag Prescaler Value Update is set or not
AnnaBridge 156:ff21514d8981 294 * @rmtoll SR PVU LL_IWDG_IsActiveFlag_PVU
AnnaBridge 156:ff21514d8981 295 * @param IWDGx IWDG Instance
AnnaBridge 156:ff21514d8981 296 * @retval State of bit (1 or 0).
AnnaBridge 156:ff21514d8981 297 */
AnnaBridge 156:ff21514d8981 298 __STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_PVU(IWDG_TypeDef *IWDGx)
AnnaBridge 156:ff21514d8981 299 {
AnnaBridge 156:ff21514d8981 300 return (READ_BIT(IWDGx->SR, IWDG_SR_PVU) == (IWDG_SR_PVU));
AnnaBridge 156:ff21514d8981 301 }
AnnaBridge 156:ff21514d8981 302
AnnaBridge 156:ff21514d8981 303 /**
AnnaBridge 156:ff21514d8981 304 * @brief Check if flag Reload Value Update is set or not
AnnaBridge 156:ff21514d8981 305 * @rmtoll SR RVU LL_IWDG_IsActiveFlag_RVU
AnnaBridge 156:ff21514d8981 306 * @param IWDGx IWDG Instance
AnnaBridge 156:ff21514d8981 307 * @retval State of bit (1 or 0).
AnnaBridge 156:ff21514d8981 308 */
AnnaBridge 156:ff21514d8981 309 __STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_RVU(IWDG_TypeDef *IWDGx)
AnnaBridge 156:ff21514d8981 310 {
AnnaBridge 156:ff21514d8981 311 return (READ_BIT(IWDGx->SR, IWDG_SR_RVU) == (IWDG_SR_RVU));
AnnaBridge 156:ff21514d8981 312 }
AnnaBridge 156:ff21514d8981 313
AnnaBridge 156:ff21514d8981 314 /**
AnnaBridge 156:ff21514d8981 315 * @brief Check if flag Window Value Update is set or not
AnnaBridge 156:ff21514d8981 316 * @rmtoll SR WVU LL_IWDG_IsActiveFlag_WVU
AnnaBridge 156:ff21514d8981 317 * @param IWDGx IWDG Instance
AnnaBridge 156:ff21514d8981 318 * @retval State of bit (1 or 0).
AnnaBridge 156:ff21514d8981 319 */
AnnaBridge 156:ff21514d8981 320 __STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_WVU(IWDG_TypeDef *IWDGx)
AnnaBridge 156:ff21514d8981 321 {
AnnaBridge 156:ff21514d8981 322 return (READ_BIT(IWDGx->SR, IWDG_SR_WVU) == (IWDG_SR_WVU));
AnnaBridge 156:ff21514d8981 323 }
AnnaBridge 156:ff21514d8981 324
AnnaBridge 156:ff21514d8981 325 /**
AnnaBridge 156:ff21514d8981 326 * @brief Check if all flags Prescaler, Reload & Window Value Update are reset or not
AnnaBridge 156:ff21514d8981 327 * @rmtoll SR PVU LL_IWDG_IsReady\n
AnnaBridge 156:ff21514d8981 328 * SR WVU LL_IWDG_IsReady\n
AnnaBridge 156:ff21514d8981 329 * SR RVU LL_IWDG_IsReady
AnnaBridge 156:ff21514d8981 330 * @param IWDGx IWDG Instance
AnnaBridge 156:ff21514d8981 331 * @retval State of bits (1 or 0).
AnnaBridge 156:ff21514d8981 332 */
AnnaBridge 156:ff21514d8981 333 __STATIC_INLINE uint32_t LL_IWDG_IsReady(IWDG_TypeDef *IWDGx)
AnnaBridge 156:ff21514d8981 334 {
AnnaBridge 156:ff21514d8981 335 return (READ_BIT(IWDGx->SR, IWDG_SR_PVU | IWDG_SR_RVU | IWDG_SR_WVU) == 0U);
AnnaBridge 156:ff21514d8981 336 }
AnnaBridge 156:ff21514d8981 337
AnnaBridge 156:ff21514d8981 338 /**
AnnaBridge 156:ff21514d8981 339 * @}
AnnaBridge 156:ff21514d8981 340 */
AnnaBridge 156:ff21514d8981 341
AnnaBridge 156:ff21514d8981 342
AnnaBridge 156:ff21514d8981 343 /**
AnnaBridge 156:ff21514d8981 344 * @}
AnnaBridge 156:ff21514d8981 345 */
AnnaBridge 156:ff21514d8981 346
AnnaBridge 156:ff21514d8981 347 /**
AnnaBridge 156:ff21514d8981 348 * @}
AnnaBridge 156:ff21514d8981 349 */
AnnaBridge 156:ff21514d8981 350
AnnaBridge 156:ff21514d8981 351 #endif /* IWDG) */
AnnaBridge 156:ff21514d8981 352
AnnaBridge 156:ff21514d8981 353 /**
AnnaBridge 156:ff21514d8981 354 * @}
AnnaBridge 156:ff21514d8981 355 */
AnnaBridge 156:ff21514d8981 356
AnnaBridge 156:ff21514d8981 357 #ifdef __cplusplus
AnnaBridge 156:ff21514d8981 358 }
AnnaBridge 156:ff21514d8981 359 #endif
AnnaBridge 156:ff21514d8981 360
AnnaBridge 156:ff21514d8981 361 #endif /* __STM32L4xx_LL_IWDG_H */
AnnaBridge 156:ff21514d8981 362
AnnaBridge 156:ff21514d8981 363 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/