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targets/TARGET_STM/TARGET_STM32F1/device/stm32f1xx_ll_iwdg.h@189:f392fc9709a3, 2019-02-20 (annotated)

Committer:
AnnaBridge
Date:
Wed Feb 20 22:31:08 2019 +0000
Revision:
189:f392fc9709a3
Parent:
187:0387e8f68319 
mbed library release version 165

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 165:e614a9f1c9e2 1 /**
AnnaBridge 165:e614a9f1c9e2 2 ******************************************************************************
AnnaBridge 165:e614a9f1c9e2 3 * @file stm32f1xx_ll_iwdg.h
AnnaBridge 165:e614a9f1c9e2 4 * @author MCD Application Team
AnnaBridge 165:e614a9f1c9e2 5 * @brief Header file of IWDG LL module.
AnnaBridge 165:e614a9f1c9e2 6 ******************************************************************************
AnnaBridge 165:e614a9f1c9e2 7 * @attention
AnnaBridge 165:e614a9f1c9e2 8 *
AnnaBridge 165:e614a9f1c9e2 9 * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
AnnaBridge 165:e614a9f1c9e2 10 *
AnnaBridge 165:e614a9f1c9e2 11 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 165:e614a9f1c9e2 12 * are permitted provided that the following conditions are met:
AnnaBridge 165:e614a9f1c9e2 13 * 1. Redistributions of source code must retain the above copyright notice,
AnnaBridge 165:e614a9f1c9e2 14 * this list of conditions and the following disclaimer.
AnnaBridge 165:e614a9f1c9e2 15 * 2. Redistributions in binary form must reproduce the above copyright notice,
AnnaBridge 165:e614a9f1c9e2 16 * this list of conditions and the following disclaimer in the documentation
AnnaBridge 165:e614a9f1c9e2 17 * and/or other materials provided with the distribution.
AnnaBridge 165:e614a9f1c9e2 18 * 3. Neither the name of STMicroelectronics nor the names of its contributors
AnnaBridge 165:e614a9f1c9e2 19 * may be used to endorse or promote products derived from this software
AnnaBridge 165:e614a9f1c9e2 20 * without specific prior written permission.
AnnaBridge 165:e614a9f1c9e2 21 *
AnnaBridge 165:e614a9f1c9e2 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AnnaBridge 165:e614a9f1c9e2 23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
AnnaBridge 165:e614a9f1c9e2 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 165:e614a9f1c9e2 25 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
AnnaBridge 165:e614a9f1c9e2 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
AnnaBridge 165:e614a9f1c9e2 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
AnnaBridge 165:e614a9f1c9e2 28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
AnnaBridge 165:e614a9f1c9e2 29 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
AnnaBridge 165:e614a9f1c9e2 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
AnnaBridge 165:e614a9f1c9e2 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 165:e614a9f1c9e2 32 *
AnnaBridge 165:e614a9f1c9e2 33 ******************************************************************************
AnnaBridge 165:e614a9f1c9e2 34 */
AnnaBridge 165:e614a9f1c9e2 35
AnnaBridge 165:e614a9f1c9e2 36 /* Define to prevent recursive inclusion -------------------------------------*/
AnnaBridge 165:e614a9f1c9e2 37 #ifndef __STM32F1xx_LL_IWDG_H
AnnaBridge 165:e614a9f1c9e2 38 #define __STM32F1xx_LL_IWDG_H
AnnaBridge 165:e614a9f1c9e2 39
AnnaBridge 165:e614a9f1c9e2 40 #ifdef __cplusplus
AnnaBridge 165:e614a9f1c9e2 41 extern "C" {
AnnaBridge 165:e614a9f1c9e2 42 #endif
AnnaBridge 165:e614a9f1c9e2 43
AnnaBridge 165:e614a9f1c9e2 44 /* Includes ------------------------------------------------------------------*/
AnnaBridge 165:e614a9f1c9e2 45 #include "stm32f1xx.h"
AnnaBridge 165:e614a9f1c9e2 46
AnnaBridge 165:e614a9f1c9e2 47 /** @addtogroup STM32F1xx_LL_Driver
AnnaBridge 165:e614a9f1c9e2 48 * @{
AnnaBridge 165:e614a9f1c9e2 49 */
AnnaBridge 165:e614a9f1c9e2 50
AnnaBridge 165:e614a9f1c9e2 51 #if defined(IWDG)
AnnaBridge 165:e614a9f1c9e2 52
AnnaBridge 165:e614a9f1c9e2 53 /** @defgroup IWDG_LL IWDG
AnnaBridge 165:e614a9f1c9e2 54 * @{
AnnaBridge 165:e614a9f1c9e2 55 */
AnnaBridge 165:e614a9f1c9e2 56
AnnaBridge 165:e614a9f1c9e2 57 /* Private types -------------------------------------------------------------*/
AnnaBridge 165:e614a9f1c9e2 58 /* Private variables ---------------------------------------------------------*/
AnnaBridge 165:e614a9f1c9e2 59
AnnaBridge 165:e614a9f1c9e2 60 /* Private constants ---------------------------------------------------------*/
AnnaBridge 165:e614a9f1c9e2 61 /** @defgroup IWDG_LL_Private_Constants IWDG Private Constants
AnnaBridge 165:e614a9f1c9e2 62 * @{
AnnaBridge 165:e614a9f1c9e2 63 */
AnnaBridge 165:e614a9f1c9e2 64
AnnaBridge 165:e614a9f1c9e2 65 #define LL_IWDG_KEY_RELOAD 0x0000AAAAU /*!< IWDG Reload Counter Enable */
AnnaBridge 165:e614a9f1c9e2 66 #define LL_IWDG_KEY_ENABLE 0x0000CCCCU /*!< IWDG Peripheral Enable */
AnnaBridge 165:e614a9f1c9e2 67 #define LL_IWDG_KEY_WR_ACCESS_ENABLE 0x00005555U /*!< IWDG KR Write Access Enable */
AnnaBridge 165:e614a9f1c9e2 68 #define LL_IWDG_KEY_WR_ACCESS_DISABLE 0x00000000U /*!< IWDG KR Write Access Disable */
AnnaBridge 165:e614a9f1c9e2 69
AnnaBridge 165:e614a9f1c9e2 70 /**
AnnaBridge 165:e614a9f1c9e2 71 * @}
AnnaBridge 165:e614a9f1c9e2 72 */
AnnaBridge 165:e614a9f1c9e2 73
AnnaBridge 165:e614a9f1c9e2 74 /* Private macros ------------------------------------------------------------*/
AnnaBridge 165:e614a9f1c9e2 75
AnnaBridge 165:e614a9f1c9e2 76 /* Exported types ------------------------------------------------------------*/
AnnaBridge 165:e614a9f1c9e2 77 /* Exported constants --------------------------------------------------------*/
AnnaBridge 165:e614a9f1c9e2 78 /** @defgroup IWDG_LL_Exported_Constants IWDG Exported Constants
AnnaBridge 165:e614a9f1c9e2 79 * @{
AnnaBridge 165:e614a9f1c9e2 80 */
AnnaBridge 165:e614a9f1c9e2 81
AnnaBridge 165:e614a9f1c9e2 82 /** @defgroup IWDG_LL_EC_GET_FLAG Get Flags Defines
AnnaBridge 165:e614a9f1c9e2 83 * @brief Flags defines which can be used with LL_IWDG_ReadReg function
AnnaBridge 165:e614a9f1c9e2 84 * @{
AnnaBridge 165:e614a9f1c9e2 85 */
AnnaBridge 165:e614a9f1c9e2 86 #define LL_IWDG_SR_PVU IWDG_SR_PVU /*!< Watchdog prescaler value update */
AnnaBridge 165:e614a9f1c9e2 87 #define LL_IWDG_SR_RVU IWDG_SR_RVU /*!< Watchdog counter reload value update */
AnnaBridge 165:e614a9f1c9e2 88
AnnaBridge 165:e614a9f1c9e2 89 /**
AnnaBridge 165:e614a9f1c9e2 90 * @}
AnnaBridge 165:e614a9f1c9e2 91 */
AnnaBridge 165:e614a9f1c9e2 92
AnnaBridge 165:e614a9f1c9e2 93 /** @defgroup IWDG_LL_EC_PRESCALER Prescaler Divider
AnnaBridge 165:e614a9f1c9e2 94 * @{
AnnaBridge 165:e614a9f1c9e2 95 */
AnnaBridge 165:e614a9f1c9e2 96 #define LL_IWDG_PRESCALER_4 0x00000000U /*!< Divider by 4 */
AnnaBridge 165:e614a9f1c9e2 97 #define LL_IWDG_PRESCALER_8 (IWDG_PR_PR_0) /*!< Divider by 8 */
AnnaBridge 165:e614a9f1c9e2 98 #define LL_IWDG_PRESCALER_16 (IWDG_PR_PR_1) /*!< Divider by 16 */
AnnaBridge 165:e614a9f1c9e2 99 #define LL_IWDG_PRESCALER_32 (IWDG_PR_PR_1 | IWDG_PR_PR_0) /*!< Divider by 32 */
AnnaBridge 165:e614a9f1c9e2 100 #define LL_IWDG_PRESCALER_64 (IWDG_PR_PR_2) /*!< Divider by 64 */
AnnaBridge 165:e614a9f1c9e2 101 #define LL_IWDG_PRESCALER_128 (IWDG_PR_PR_2 | IWDG_PR_PR_0) /*!< Divider by 128 */
AnnaBridge 165:e614a9f1c9e2 102 #define LL_IWDG_PRESCALER_256 (IWDG_PR_PR_2 | IWDG_PR_PR_1) /*!< Divider by 256 */
AnnaBridge 165:e614a9f1c9e2 103 /**
AnnaBridge 165:e614a9f1c9e2 104 * @}
AnnaBridge 165:e614a9f1c9e2 105 */
AnnaBridge 165:e614a9f1c9e2 106
AnnaBridge 165:e614a9f1c9e2 107 /**
AnnaBridge 165:e614a9f1c9e2 108 * @}
AnnaBridge 165:e614a9f1c9e2 109 */
AnnaBridge 165:e614a9f1c9e2 110
AnnaBridge 165:e614a9f1c9e2 111 /* Exported macro ------------------------------------------------------------*/
AnnaBridge 165:e614a9f1c9e2 112 /** @defgroup IWDG_LL_Exported_Macros IWDG Exported Macros
AnnaBridge 165:e614a9f1c9e2 113 * @{
AnnaBridge 165:e614a9f1c9e2 114 */
AnnaBridge 165:e614a9f1c9e2 115
AnnaBridge 165:e614a9f1c9e2 116 /** @defgroup IWDG_LL_EM_WRITE_READ Common Write and read registers Macros
AnnaBridge 165:e614a9f1c9e2 117 * @{
AnnaBridge 165:e614a9f1c9e2 118 */
AnnaBridge 165:e614a9f1c9e2 119
AnnaBridge 165:e614a9f1c9e2 120 /**
AnnaBridge 165:e614a9f1c9e2 121 * @brief Write a value in IWDG register
AnnaBridge 165:e614a9f1c9e2 122 * @param __INSTANCE__ IWDG Instance
AnnaBridge 165:e614a9f1c9e2 123 * @param __REG__ Register to be written
AnnaBridge 165:e614a9f1c9e2 124 * @param __VALUE__ Value to be written in the register
AnnaBridge 165:e614a9f1c9e2 125 * @retval None
AnnaBridge 165:e614a9f1c9e2 126 */
AnnaBridge 165:e614a9f1c9e2 127 #define LL_IWDG_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
AnnaBridge 165:e614a9f1c9e2 128
AnnaBridge 165:e614a9f1c9e2 129 /**
AnnaBridge 165:e614a9f1c9e2 130 * @brief Read a value in IWDG register
AnnaBridge 165:e614a9f1c9e2 131 * @param __INSTANCE__ IWDG Instance
AnnaBridge 165:e614a9f1c9e2 132 * @param __REG__ Register to be read
AnnaBridge 165:e614a9f1c9e2 133 * @retval Register value
AnnaBridge 165:e614a9f1c9e2 134 */
AnnaBridge 165:e614a9f1c9e2 135 #define LL_IWDG_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
AnnaBridge 165:e614a9f1c9e2 136 /**
AnnaBridge 165:e614a9f1c9e2 137 * @}
AnnaBridge 165:e614a9f1c9e2 138 */
AnnaBridge 165:e614a9f1c9e2 139
AnnaBridge 165:e614a9f1c9e2 140 /**
AnnaBridge 165:e614a9f1c9e2 141 * @}
AnnaBridge 165:e614a9f1c9e2 142 */
AnnaBridge 165:e614a9f1c9e2 143
AnnaBridge 165:e614a9f1c9e2 144
AnnaBridge 165:e614a9f1c9e2 145 /* Exported functions --------------------------------------------------------*/
AnnaBridge 165:e614a9f1c9e2 146 /** @defgroup IWDG_LL_Exported_Functions IWDG Exported Functions
AnnaBridge 165:e614a9f1c9e2 147 * @{
AnnaBridge 165:e614a9f1c9e2 148 */
AnnaBridge 165:e614a9f1c9e2 149 /** @defgroup IWDG_LL_EF_Configuration Configuration
AnnaBridge 165:e614a9f1c9e2 150 * @{
AnnaBridge 165:e614a9f1c9e2 151 */
AnnaBridge 165:e614a9f1c9e2 152
AnnaBridge 165:e614a9f1c9e2 153 /**
AnnaBridge 165:e614a9f1c9e2 154 * @brief Start the Independent Watchdog
AnnaBridge 165:e614a9f1c9e2 155 * @note Except if the hardware watchdog option is selected
AnnaBridge 165:e614a9f1c9e2 156 * @rmtoll KR KEY LL_IWDG_Enable
AnnaBridge 165:e614a9f1c9e2 157 * @param IWDGx IWDG Instance
AnnaBridge 165:e614a9f1c9e2 158 * @retval None
AnnaBridge 165:e614a9f1c9e2 159 */
AnnaBridge 165:e614a9f1c9e2 160 __STATIC_INLINE void LL_IWDG_Enable(IWDG_TypeDef *IWDGx)
AnnaBridge 165:e614a9f1c9e2 161 {
AnnaBridge 165:e614a9f1c9e2 162 WRITE_REG(IWDG->KR, LL_IWDG_KEY_ENABLE);
AnnaBridge 165:e614a9f1c9e2 163 }
AnnaBridge 165:e614a9f1c9e2 164
AnnaBridge 165:e614a9f1c9e2 165 /**
AnnaBridge 165:e614a9f1c9e2 166 * @brief Reloads IWDG counter with value defined in the reload register
AnnaBridge 165:e614a9f1c9e2 167 * @rmtoll KR KEY LL_IWDG_ReloadCounter
AnnaBridge 165:e614a9f1c9e2 168 * @param IWDGx IWDG Instance
AnnaBridge 165:e614a9f1c9e2 169 * @retval None
AnnaBridge 165:e614a9f1c9e2 170 */
AnnaBridge 165:e614a9f1c9e2 171 __STATIC_INLINE void LL_IWDG_ReloadCounter(IWDG_TypeDef *IWDGx)
AnnaBridge 165:e614a9f1c9e2 172 {
AnnaBridge 165:e614a9f1c9e2 173 WRITE_REG(IWDG->KR, LL_IWDG_KEY_RELOAD);
AnnaBridge 165:e614a9f1c9e2 174 }
AnnaBridge 165:e614a9f1c9e2 175
AnnaBridge 165:e614a9f1c9e2 176 /**
AnnaBridge 165:e614a9f1c9e2 177 * @brief Enable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers
AnnaBridge 165:e614a9f1c9e2 178 * @rmtoll KR KEY LL_IWDG_EnableWriteAccess
AnnaBridge 165:e614a9f1c9e2 179 * @param IWDGx IWDG Instance
AnnaBridge 165:e614a9f1c9e2 180 * @retval None
AnnaBridge 165:e614a9f1c9e2 181 */
AnnaBridge 165:e614a9f1c9e2 182 __STATIC_INLINE void LL_IWDG_EnableWriteAccess(IWDG_TypeDef *IWDGx)
AnnaBridge 165:e614a9f1c9e2 183 {
AnnaBridge 165:e614a9f1c9e2 184 WRITE_REG(IWDG->KR, LL_IWDG_KEY_WR_ACCESS_ENABLE);
AnnaBridge 165:e614a9f1c9e2 185 }
AnnaBridge 165:e614a9f1c9e2 186
AnnaBridge 165:e614a9f1c9e2 187 /**
AnnaBridge 165:e614a9f1c9e2 188 * @brief Disable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers
AnnaBridge 165:e614a9f1c9e2 189 * @rmtoll KR KEY LL_IWDG_DisableWriteAccess
AnnaBridge 165:e614a9f1c9e2 190 * @param IWDGx IWDG Instance
AnnaBridge 165:e614a9f1c9e2 191 * @retval None
AnnaBridge 165:e614a9f1c9e2 192 */
AnnaBridge 165:e614a9f1c9e2 193 __STATIC_INLINE void LL_IWDG_DisableWriteAccess(IWDG_TypeDef *IWDGx)
AnnaBridge 165:e614a9f1c9e2 194 {
AnnaBridge 165:e614a9f1c9e2 195 WRITE_REG(IWDG->KR, LL_IWDG_KEY_WR_ACCESS_DISABLE);
AnnaBridge 165:e614a9f1c9e2 196 }
AnnaBridge 165:e614a9f1c9e2 197
AnnaBridge 165:e614a9f1c9e2 198 /**
AnnaBridge 165:e614a9f1c9e2 199 * @brief Select the prescaler of the IWDG
AnnaBridge 165:e614a9f1c9e2 200 * @rmtoll PR PR LL_IWDG_SetPrescaler
AnnaBridge 165:e614a9f1c9e2 201 * @param IWDGx IWDG Instance
AnnaBridge 165:e614a9f1c9e2 202 * @param Prescaler This parameter can be one of the following values:
AnnaBridge 165:e614a9f1c9e2 203 * @arg @ref LL_IWDG_PRESCALER_4
AnnaBridge 165:e614a9f1c9e2 204 * @arg @ref LL_IWDG_PRESCALER_8
AnnaBridge 165:e614a9f1c9e2 205 * @arg @ref LL_IWDG_PRESCALER_16
AnnaBridge 165:e614a9f1c9e2 206 * @arg @ref LL_IWDG_PRESCALER_32
AnnaBridge 165:e614a9f1c9e2 207 * @arg @ref LL_IWDG_PRESCALER_64
AnnaBridge 165:e614a9f1c9e2 208 * @arg @ref LL_IWDG_PRESCALER_128
AnnaBridge 165:e614a9f1c9e2 209 * @arg @ref LL_IWDG_PRESCALER_256
AnnaBridge 165:e614a9f1c9e2 210 * @retval None
AnnaBridge 165:e614a9f1c9e2 211 */
AnnaBridge 165:e614a9f1c9e2 212 __STATIC_INLINE void LL_IWDG_SetPrescaler(IWDG_TypeDef *IWDGx, uint32_t Prescaler)
AnnaBridge 165:e614a9f1c9e2 213 {
AnnaBridge 165:e614a9f1c9e2 214 WRITE_REG(IWDGx->PR, IWDG_PR_PR & Prescaler);
AnnaBridge 165:e614a9f1c9e2 215 }
AnnaBridge 165:e614a9f1c9e2 216
AnnaBridge 165:e614a9f1c9e2 217 /**
AnnaBridge 165:e614a9f1c9e2 218 * @brief Get the selected prescaler of the IWDG
AnnaBridge 165:e614a9f1c9e2 219 * @rmtoll PR PR LL_IWDG_GetPrescaler
AnnaBridge 165:e614a9f1c9e2 220 * @param IWDGx IWDG Instance
AnnaBridge 165:e614a9f1c9e2 221 * @retval Returned value can be one of the following values:
AnnaBridge 165:e614a9f1c9e2 222 * @arg @ref LL_IWDG_PRESCALER_4
AnnaBridge 165:e614a9f1c9e2 223 * @arg @ref LL_IWDG_PRESCALER_8
AnnaBridge 165:e614a9f1c9e2 224 * @arg @ref LL_IWDG_PRESCALER_16
AnnaBridge 165:e614a9f1c9e2 225 * @arg @ref LL_IWDG_PRESCALER_32
AnnaBridge 165:e614a9f1c9e2 226 * @arg @ref LL_IWDG_PRESCALER_64
AnnaBridge 165:e614a9f1c9e2 227 * @arg @ref LL_IWDG_PRESCALER_128
AnnaBridge 165:e614a9f1c9e2 228 * @arg @ref LL_IWDG_PRESCALER_256
AnnaBridge 165:e614a9f1c9e2 229 */
AnnaBridge 165:e614a9f1c9e2 230 __STATIC_INLINE uint32_t LL_IWDG_GetPrescaler(IWDG_TypeDef *IWDGx)
AnnaBridge 165:e614a9f1c9e2 231 {
AnnaBridge 165:e614a9f1c9e2 232 return (uint32_t)(READ_REG(IWDGx->PR));
AnnaBridge 165:e614a9f1c9e2 233 }
AnnaBridge 165:e614a9f1c9e2 234
AnnaBridge 165:e614a9f1c9e2 235 /**
AnnaBridge 165:e614a9f1c9e2 236 * @brief Specify the IWDG down-counter reload value
AnnaBridge 165:e614a9f1c9e2 237 * @rmtoll RLR RL LL_IWDG_SetReloadCounter
AnnaBridge 165:e614a9f1c9e2 238 * @param IWDGx IWDG Instance
AnnaBridge 165:e614a9f1c9e2 239 * @param Counter Value between Min_Data=0 and Max_Data=0x0FFF
AnnaBridge 165:e614a9f1c9e2 240 * @retval None
AnnaBridge 165:e614a9f1c9e2 241 */
AnnaBridge 165:e614a9f1c9e2 242 __STATIC_INLINE void LL_IWDG_SetReloadCounter(IWDG_TypeDef *IWDGx, uint32_t Counter)
AnnaBridge 165:e614a9f1c9e2 243 {
AnnaBridge 165:e614a9f1c9e2 244 WRITE_REG(IWDGx->RLR, IWDG_RLR_RL & Counter);
AnnaBridge 165:e614a9f1c9e2 245 }
AnnaBridge 165:e614a9f1c9e2 246
AnnaBridge 165:e614a9f1c9e2 247 /**
AnnaBridge 165:e614a9f1c9e2 248 * @brief Get the specified IWDG down-counter reload value
AnnaBridge 165:e614a9f1c9e2 249 * @rmtoll RLR RL LL_IWDG_GetReloadCounter
AnnaBridge 165:e614a9f1c9e2 250 * @param IWDGx IWDG Instance
AnnaBridge 165:e614a9f1c9e2 251 * @retval Value between Min_Data=0 and Max_Data=0x0FFF
AnnaBridge 165:e614a9f1c9e2 252 */
AnnaBridge 165:e614a9f1c9e2 253 __STATIC_INLINE uint32_t LL_IWDG_GetReloadCounter(IWDG_TypeDef *IWDGx)
AnnaBridge 165:e614a9f1c9e2 254 {
AnnaBridge 165:e614a9f1c9e2 255 return (uint32_t)(READ_REG(IWDGx->RLR));
AnnaBridge 165:e614a9f1c9e2 256 }
AnnaBridge 165:e614a9f1c9e2 257
AnnaBridge 165:e614a9f1c9e2 258
AnnaBridge 165:e614a9f1c9e2 259 /**
AnnaBridge 165:e614a9f1c9e2 260 * @}
AnnaBridge 165:e614a9f1c9e2 261 */
AnnaBridge 165:e614a9f1c9e2 262
AnnaBridge 165:e614a9f1c9e2 263 /** @defgroup IWDG_LL_EF_FLAG_Management FLAG_Management
AnnaBridge 165:e614a9f1c9e2 264 * @{
AnnaBridge 165:e614a9f1c9e2 265 */
AnnaBridge 165:e614a9f1c9e2 266
AnnaBridge 165:e614a9f1c9e2 267 /**
AnnaBridge 165:e614a9f1c9e2 268 * @brief Check if flag Prescaler Value Update is set or not
AnnaBridge 165:e614a9f1c9e2 269 * @rmtoll SR PVU LL_IWDG_IsActiveFlag_PVU
AnnaBridge 165:e614a9f1c9e2 270 * @param IWDGx IWDG Instance
AnnaBridge 165:e614a9f1c9e2 271 * @retval State of bit (1 or 0).
AnnaBridge 165:e614a9f1c9e2 272 */
AnnaBridge 165:e614a9f1c9e2 273 __STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_PVU(IWDG_TypeDef *IWDGx)
AnnaBridge 165:e614a9f1c9e2 274 {
AnnaBridge 165:e614a9f1c9e2 275 return (READ_BIT(IWDGx->SR, IWDG_SR_PVU) == (IWDG_SR_PVU));
AnnaBridge 165:e614a9f1c9e2 276 }
AnnaBridge 165:e614a9f1c9e2 277
AnnaBridge 165:e614a9f1c9e2 278 /**
AnnaBridge 165:e614a9f1c9e2 279 * @brief Check if flag Reload Value Update is set or not
AnnaBridge 165:e614a9f1c9e2 280 * @rmtoll SR RVU LL_IWDG_IsActiveFlag_RVU
AnnaBridge 165:e614a9f1c9e2 281 * @param IWDGx IWDG Instance
AnnaBridge 165:e614a9f1c9e2 282 * @retval State of bit (1 or 0).
AnnaBridge 165:e614a9f1c9e2 283 */
AnnaBridge 165:e614a9f1c9e2 284 __STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_RVU(IWDG_TypeDef *IWDGx)
AnnaBridge 165:e614a9f1c9e2 285 {
AnnaBridge 165:e614a9f1c9e2 286 return (READ_BIT(IWDGx->SR, IWDG_SR_RVU) == (IWDG_SR_RVU));
AnnaBridge 165:e614a9f1c9e2 287 }
AnnaBridge 165:e614a9f1c9e2 288
AnnaBridge 165:e614a9f1c9e2 289
AnnaBridge 165:e614a9f1c9e2 290 /**
AnnaBridge 165:e614a9f1c9e2 291 * @brief Check if all flags Prescaler, Reload & Window Value Update are reset or not
AnnaBridge 165:e614a9f1c9e2 292 * @rmtoll SR PVU LL_IWDG_IsReady\n
AnnaBridge 165:e614a9f1c9e2 293 * SR RVU LL_IWDG_IsReady
AnnaBridge 165:e614a9f1c9e2 294 * @param IWDGx IWDG Instance
AnnaBridge 165:e614a9f1c9e2 295 * @retval State of bits (1 or 0).
AnnaBridge 165:e614a9f1c9e2 296 */
AnnaBridge 165:e614a9f1c9e2 297 __STATIC_INLINE uint32_t LL_IWDG_IsReady(IWDG_TypeDef *IWDGx)
AnnaBridge 165:e614a9f1c9e2 298 {
AnnaBridge 165:e614a9f1c9e2 299 return (READ_BIT(IWDGx->SR, IWDG_SR_PVU | IWDG_SR_RVU) == 0U);
AnnaBridge 165:e614a9f1c9e2 300 }
AnnaBridge 165:e614a9f1c9e2 301
AnnaBridge 165:e614a9f1c9e2 302 /**
AnnaBridge 165:e614a9f1c9e2 303 * @}
AnnaBridge 165:e614a9f1c9e2 304 */
AnnaBridge 165:e614a9f1c9e2 305
AnnaBridge 165:e614a9f1c9e2 306
AnnaBridge 165:e614a9f1c9e2 307 /**
AnnaBridge 165:e614a9f1c9e2 308 * @}
AnnaBridge 165:e614a9f1c9e2 309 */
AnnaBridge 165:e614a9f1c9e2 310
AnnaBridge 165:e614a9f1c9e2 311 /**
AnnaBridge 165:e614a9f1c9e2 312 * @}
AnnaBridge 165:e614a9f1c9e2 313 */
AnnaBridge 165:e614a9f1c9e2 314
AnnaBridge 165:e614a9f1c9e2 315 #endif /* IWDG) */
AnnaBridge 165:e614a9f1c9e2 316
AnnaBridge 165:e614a9f1c9e2 317 /**
AnnaBridge 165:e614a9f1c9e2 318 * @}
AnnaBridge 165:e614a9f1c9e2 319 */
AnnaBridge 165:e614a9f1c9e2 320
AnnaBridge 165:e614a9f1c9e2 321 #ifdef __cplusplus
AnnaBridge 165:e614a9f1c9e2 322 }
AnnaBridge 165:e614a9f1c9e2 323 #endif
AnnaBridge 165:e614a9f1c9e2 324
AnnaBridge 165:e614a9f1c9e2 325 #endif /* __STM32F1xx_LL_IWDG_H */
AnnaBridge 165:e614a9f1c9e2 326
AnnaBridge 165:e614a9f1c9e2 327 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/