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TARGET_NUCLEO_L011K4/TOOLCHAIN_ARM_MICRO/stm32l0xx_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_NUCLEO_L011K4/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_iwdg.h@167:84c0a372a020 
mbed library. Release version 164

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 157:e7ca05fa8600 1 /**
AnnaBridge 157:e7ca05fa8600 2 ******************************************************************************
AnnaBridge 157:e7ca05fa8600 3 * @file stm32l0xx_ll_iwdg.h
AnnaBridge 157:e7ca05fa8600 4 * @author MCD Application Team
AnnaBridge 157:e7ca05fa8600 5 * @brief Header file of IWDG LL module.
AnnaBridge 157:e7ca05fa8600 6 ******************************************************************************
AnnaBridge 157:e7ca05fa8600 7 * @attention
AnnaBridge 157:e7ca05fa8600 8 *
AnnaBridge 157:e7ca05fa8600 9 * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
AnnaBridge 157:e7ca05fa8600 10 *
AnnaBridge 157:e7ca05fa8600 11 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 157:e7ca05fa8600 12 * are permitted provided that the following conditions are met:
AnnaBridge 157:e7ca05fa8600 13 * 1. Redistributions of source code must retain the above copyright notice,
AnnaBridge 157:e7ca05fa8600 14 * this list of conditions and the following disclaimer.
AnnaBridge 157:e7ca05fa8600 15 * 2. Redistributions in binary form must reproduce the above copyright notice,
AnnaBridge 157:e7ca05fa8600 16 * this list of conditions and the following disclaimer in the documentation
AnnaBridge 157:e7ca05fa8600 17 * and/or other materials provided with the distribution.
AnnaBridge 157:e7ca05fa8600 18 * 3. Neither the name of STMicroelectronics nor the names of its contributors
AnnaBridge 157:e7ca05fa8600 19 * may be used to endorse or promote products derived from this software
AnnaBridge 157:e7ca05fa8600 20 * without specific prior written permission.
AnnaBridge 157:e7ca05fa8600 21 *
AnnaBridge 157:e7ca05fa8600 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AnnaBridge 157:e7ca05fa8600 23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
AnnaBridge 157:e7ca05fa8600 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 157:e7ca05fa8600 25 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
AnnaBridge 157:e7ca05fa8600 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
AnnaBridge 157:e7ca05fa8600 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
AnnaBridge 157:e7ca05fa8600 28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
AnnaBridge 157:e7ca05fa8600 29 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
AnnaBridge 157:e7ca05fa8600 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
AnnaBridge 157:e7ca05fa8600 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 157:e7ca05fa8600 32 *
AnnaBridge 157:e7ca05fa8600 33 ******************************************************************************
AnnaBridge 157:e7ca05fa8600 34 */
AnnaBridge 157:e7ca05fa8600 35
AnnaBridge 157:e7ca05fa8600 36 /* Define to prevent recursive inclusion -------------------------------------*/
AnnaBridge 157:e7ca05fa8600 37 #ifndef __STM32L0xx_LL_IWDG_H
AnnaBridge 157:e7ca05fa8600 38 #define __STM32L0xx_LL_IWDG_H
AnnaBridge 157:e7ca05fa8600 39
AnnaBridge 157:e7ca05fa8600 40 #ifdef __cplusplus
AnnaBridge 157:e7ca05fa8600 41 extern "C" {
AnnaBridge 157:e7ca05fa8600 42 #endif
AnnaBridge 157:e7ca05fa8600 43
AnnaBridge 157:e7ca05fa8600 44 /* Includes ------------------------------------------------------------------*/
AnnaBridge 157:e7ca05fa8600 45 #include "stm32l0xx.h"
AnnaBridge 157:e7ca05fa8600 46
AnnaBridge 157:e7ca05fa8600 47 /** @addtogroup STM32L0xx_LL_Driver
AnnaBridge 157:e7ca05fa8600 48 * @{
AnnaBridge 157:e7ca05fa8600 49 */
AnnaBridge 157:e7ca05fa8600 50
AnnaBridge 157:e7ca05fa8600 51 #if defined(IWDG)
AnnaBridge 157:e7ca05fa8600 52
AnnaBridge 157:e7ca05fa8600 53 /** @defgroup IWDG_LL IWDG
AnnaBridge 157:e7ca05fa8600 54 * @{
AnnaBridge 157:e7ca05fa8600 55 */
AnnaBridge 157:e7ca05fa8600 56
AnnaBridge 157:e7ca05fa8600 57 /* Private types -------------------------------------------------------------*/
AnnaBridge 157:e7ca05fa8600 58 /* Private variables ---------------------------------------------------------*/
AnnaBridge 157:e7ca05fa8600 59
AnnaBridge 157:e7ca05fa8600 60 /* Private constants ---------------------------------------------------------*/
AnnaBridge 157:e7ca05fa8600 61 /** @defgroup IWDG_LL_Private_Constants IWDG Private Constants
AnnaBridge 157:e7ca05fa8600 62 * @{
AnnaBridge 157:e7ca05fa8600 63 */
AnnaBridge 157:e7ca05fa8600 64
AnnaBridge 157:e7ca05fa8600 65 #define LL_IWDG_KEY_RELOAD ((uint32_t)0x0000AAAAU) /*!< IWDG Reload Counter Enable */
AnnaBridge 157:e7ca05fa8600 66 #define LL_IWDG_KEY_ENABLE ((uint32_t)0x0000CCCCU) /*!< IWDG Peripheral Enable */
AnnaBridge 157:e7ca05fa8600 67 #define LL_IWDG_KEY_WR_ACCESS_ENABLE ((uint32_t)0x00005555U) /*!< IWDG KR Write Access Enable */
AnnaBridge 157:e7ca05fa8600 68 #define LL_IWDG_KEY_WR_ACCESS_DISABLE ((uint32_t)0x00000000U) /*!< IWDG KR Write Access Disable */
AnnaBridge 157:e7ca05fa8600 69
AnnaBridge 157:e7ca05fa8600 70 /**
AnnaBridge 157:e7ca05fa8600 71 * @}
AnnaBridge 157:e7ca05fa8600 72 */
AnnaBridge 157:e7ca05fa8600 73
AnnaBridge 157:e7ca05fa8600 74 /* Private macros ------------------------------------------------------------*/
AnnaBridge 157:e7ca05fa8600 75
AnnaBridge 157:e7ca05fa8600 76 /* Exported types ------------------------------------------------------------*/
AnnaBridge 157:e7ca05fa8600 77 /* Exported constants --------------------------------------------------------*/
AnnaBridge 157:e7ca05fa8600 78 /** @defgroup IWDG_LL_Exported_Constants IWDG Exported Constants
AnnaBridge 157:e7ca05fa8600 79 * @{
AnnaBridge 157:e7ca05fa8600 80 */
AnnaBridge 157:e7ca05fa8600 81
AnnaBridge 157:e7ca05fa8600 82 /** @defgroup IWDG_LL_EC_GET_FLAG Get Flags Defines
AnnaBridge 157:e7ca05fa8600 83 * @brief Flags defines which can be used with LL_IWDG_ReadReg function
AnnaBridge 157:e7ca05fa8600 84 * @{
AnnaBridge 157:e7ca05fa8600 85 */
AnnaBridge 157:e7ca05fa8600 86 #define LL_IWDG_SR_PVU IWDG_SR_PVU /*!< Watchdog prescaler value update */
AnnaBridge 157:e7ca05fa8600 87 #define LL_IWDG_SR_RVU IWDG_SR_RVU /*!< Watchdog counter reload value update */
AnnaBridge 157:e7ca05fa8600 88 #define LL_IWDG_SR_WVU IWDG_SR_WVU /*!< Watchdog counter window value update */
AnnaBridge 157:e7ca05fa8600 89
AnnaBridge 157:e7ca05fa8600 90 /**
AnnaBridge 157:e7ca05fa8600 91 * @}
AnnaBridge 157:e7ca05fa8600 92 */
AnnaBridge 157:e7ca05fa8600 93
AnnaBridge 157:e7ca05fa8600 94 /** @defgroup IWDG_LL_EC_PRESCALER Prescaler Divider
AnnaBridge 157:e7ca05fa8600 95 * @{
AnnaBridge 157:e7ca05fa8600 96 */
AnnaBridge 157:e7ca05fa8600 97 #define LL_IWDG_PRESCALER_4 ((uint32_t)0x00000000U) /*!< Divider by 4 */
AnnaBridge 157:e7ca05fa8600 98 #define LL_IWDG_PRESCALER_8 (IWDG_PR_PR_0) /*!< Divider by 8 */
AnnaBridge 157:e7ca05fa8600 99 #define LL_IWDG_PRESCALER_16 (IWDG_PR_PR_1) /*!< Divider by 16 */
AnnaBridge 157:e7ca05fa8600 100 #define LL_IWDG_PRESCALER_32 (IWDG_PR_PR_1 | IWDG_PR_PR_0) /*!< Divider by 32 */
AnnaBridge 157:e7ca05fa8600 101 #define LL_IWDG_PRESCALER_64 (IWDG_PR_PR_2) /*!< Divider by 64 */
AnnaBridge 157:e7ca05fa8600 102 #define LL_IWDG_PRESCALER_128 (IWDG_PR_PR_2 | IWDG_PR_PR_0) /*!< Divider by 128 */
AnnaBridge 157:e7ca05fa8600 103 #define LL_IWDG_PRESCALER_256 (IWDG_PR_PR_2 | IWDG_PR_PR_1) /*!< Divider by 256 */
AnnaBridge 157:e7ca05fa8600 104 /**
AnnaBridge 157:e7ca05fa8600 105 * @}
AnnaBridge 157:e7ca05fa8600 106 */
AnnaBridge 157:e7ca05fa8600 107
AnnaBridge 157:e7ca05fa8600 108 /**
AnnaBridge 157:e7ca05fa8600 109 * @}
AnnaBridge 157:e7ca05fa8600 110 */
AnnaBridge 157:e7ca05fa8600 111
AnnaBridge 157:e7ca05fa8600 112 /* Exported macro ------------------------------------------------------------*/
AnnaBridge 157:e7ca05fa8600 113 /** @defgroup IWDG_LL_Exported_Macros IWDG Exported Macros
AnnaBridge 157:e7ca05fa8600 114 * @{
AnnaBridge 157:e7ca05fa8600 115 */
AnnaBridge 157:e7ca05fa8600 116
AnnaBridge 157:e7ca05fa8600 117 /** @defgroup IWDG_LL_EM_WRITE_READ Common Write and read registers Macros
AnnaBridge 157:e7ca05fa8600 118 * @{
AnnaBridge 157:e7ca05fa8600 119 */
AnnaBridge 157:e7ca05fa8600 120
AnnaBridge 157:e7ca05fa8600 121 /**
AnnaBridge 157:e7ca05fa8600 122 * @brief Write a value in IWDG register
AnnaBridge 157:e7ca05fa8600 123 * @param __INSTANCE__ IWDG Instance
AnnaBridge 157:e7ca05fa8600 124 * @param __REG__ Register to be written
AnnaBridge 157:e7ca05fa8600 125 * @param __VALUE__ Value to be written in the register
AnnaBridge 157:e7ca05fa8600 126 * @retval None
AnnaBridge 157:e7ca05fa8600 127 */
AnnaBridge 157:e7ca05fa8600 128 #define LL_IWDG_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
AnnaBridge 157:e7ca05fa8600 129
AnnaBridge 157:e7ca05fa8600 130 /**
AnnaBridge 157:e7ca05fa8600 131 * @brief Read a value in IWDG register
AnnaBridge 157:e7ca05fa8600 132 * @param __INSTANCE__ IWDG Instance
AnnaBridge 157:e7ca05fa8600 133 * @param __REG__ Register to be read
AnnaBridge 157:e7ca05fa8600 134 * @retval Register value
AnnaBridge 157:e7ca05fa8600 135 */
AnnaBridge 157:e7ca05fa8600 136 #define LL_IWDG_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
AnnaBridge 157:e7ca05fa8600 137 /**
AnnaBridge 157:e7ca05fa8600 138 * @}
AnnaBridge 157:e7ca05fa8600 139 */
AnnaBridge 157:e7ca05fa8600 140
AnnaBridge 157:e7ca05fa8600 141 /**
AnnaBridge 157:e7ca05fa8600 142 * @}
AnnaBridge 157:e7ca05fa8600 143 */
AnnaBridge 157:e7ca05fa8600 144
AnnaBridge 157:e7ca05fa8600 145
AnnaBridge 157:e7ca05fa8600 146 /* Exported functions --------------------------------------------------------*/
AnnaBridge 157:e7ca05fa8600 147 /** @defgroup IWDG_LL_Exported_Functions IWDG Exported Functions
AnnaBridge 157:e7ca05fa8600 148 * @{
AnnaBridge 157:e7ca05fa8600 149 */
AnnaBridge 157:e7ca05fa8600 150 /** @defgroup IWDG_LL_EF_Configuration Configuration
AnnaBridge 157:e7ca05fa8600 151 * @{
AnnaBridge 157:e7ca05fa8600 152 */
AnnaBridge 157:e7ca05fa8600 153
AnnaBridge 157:e7ca05fa8600 154 /**
AnnaBridge 157:e7ca05fa8600 155 * @brief Start the Independent Watchdog
AnnaBridge 157:e7ca05fa8600 156 * @note Except if the hardware watchdog option is selected
AnnaBridge 157:e7ca05fa8600 157 * @rmtoll KR KEY LL_IWDG_Enable
AnnaBridge 157:e7ca05fa8600 158 * @param IWDGx IWDG Instance
AnnaBridge 157:e7ca05fa8600 159 * @retval None
AnnaBridge 157:e7ca05fa8600 160 */
AnnaBridge 157:e7ca05fa8600 161 __STATIC_INLINE void LL_IWDG_Enable(IWDG_TypeDef *IWDGx)
AnnaBridge 157:e7ca05fa8600 162 {
AnnaBridge 157:e7ca05fa8600 163 WRITE_REG(IWDG->KR, LL_IWDG_KEY_ENABLE);
AnnaBridge 157:e7ca05fa8600 164 }
AnnaBridge 157:e7ca05fa8600 165
AnnaBridge 157:e7ca05fa8600 166 /**
AnnaBridge 157:e7ca05fa8600 167 * @brief Reloads IWDG counter with value defined in the reload register
AnnaBridge 157:e7ca05fa8600 168 * @rmtoll KR KEY LL_IWDG_ReloadCounter
AnnaBridge 157:e7ca05fa8600 169 * @param IWDGx IWDG Instance
AnnaBridge 157:e7ca05fa8600 170 * @retval None
AnnaBridge 157:e7ca05fa8600 171 */
AnnaBridge 157:e7ca05fa8600 172 __STATIC_INLINE void LL_IWDG_ReloadCounter(IWDG_TypeDef *IWDGx)
AnnaBridge 157:e7ca05fa8600 173 {
AnnaBridge 157:e7ca05fa8600 174 WRITE_REG(IWDG->KR, LL_IWDG_KEY_RELOAD);
AnnaBridge 157:e7ca05fa8600 175 }
AnnaBridge 157:e7ca05fa8600 176
AnnaBridge 157:e7ca05fa8600 177 /**
AnnaBridge 157:e7ca05fa8600 178 * @brief Enable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers
AnnaBridge 157:e7ca05fa8600 179 * @rmtoll KR KEY LL_IWDG_EnableWriteAccess
AnnaBridge 157:e7ca05fa8600 180 * @param IWDGx IWDG Instance
AnnaBridge 157:e7ca05fa8600 181 * @retval None
AnnaBridge 157:e7ca05fa8600 182 */
AnnaBridge 157:e7ca05fa8600 183 __STATIC_INLINE void LL_IWDG_EnableWriteAccess(IWDG_TypeDef *IWDGx)
AnnaBridge 157:e7ca05fa8600 184 {
AnnaBridge 157:e7ca05fa8600 185 WRITE_REG(IWDG->KR, LL_IWDG_KEY_WR_ACCESS_ENABLE);
AnnaBridge 157:e7ca05fa8600 186 }
AnnaBridge 157:e7ca05fa8600 187
AnnaBridge 157:e7ca05fa8600 188 /**
AnnaBridge 157:e7ca05fa8600 189 * @brief Disable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers
AnnaBridge 157:e7ca05fa8600 190 * @rmtoll KR KEY LL_IWDG_DisableWriteAccess
AnnaBridge 157:e7ca05fa8600 191 * @param IWDGx IWDG Instance
AnnaBridge 157:e7ca05fa8600 192 * @retval None
AnnaBridge 157:e7ca05fa8600 193 */
AnnaBridge 157:e7ca05fa8600 194 __STATIC_INLINE void LL_IWDG_DisableWriteAccess(IWDG_TypeDef *IWDGx)
AnnaBridge 157:e7ca05fa8600 195 {
AnnaBridge 157:e7ca05fa8600 196 WRITE_REG(IWDG->KR, LL_IWDG_KEY_WR_ACCESS_DISABLE);
AnnaBridge 157:e7ca05fa8600 197 }
AnnaBridge 157:e7ca05fa8600 198
AnnaBridge 157:e7ca05fa8600 199 /**
AnnaBridge 157:e7ca05fa8600 200 * @brief Select the prescaler of the IWDG
AnnaBridge 157:e7ca05fa8600 201 * @rmtoll PR PR LL_IWDG_SetPrescaler
AnnaBridge 157:e7ca05fa8600 202 * @param IWDGx IWDG Instance
AnnaBridge 157:e7ca05fa8600 203 * @param Prescaler This parameter can be one of the following values:
AnnaBridge 157:e7ca05fa8600 204 * @arg @ref LL_IWDG_PRESCALER_4
AnnaBridge 157:e7ca05fa8600 205 * @arg @ref LL_IWDG_PRESCALER_8
AnnaBridge 157:e7ca05fa8600 206 * @arg @ref LL_IWDG_PRESCALER_16
AnnaBridge 157:e7ca05fa8600 207 * @arg @ref LL_IWDG_PRESCALER_32
AnnaBridge 157:e7ca05fa8600 208 * @arg @ref LL_IWDG_PRESCALER_64
AnnaBridge 157:e7ca05fa8600 209 * @arg @ref LL_IWDG_PRESCALER_128
AnnaBridge 157:e7ca05fa8600 210 * @arg @ref LL_IWDG_PRESCALER_256
AnnaBridge 157:e7ca05fa8600 211 * @retval None
AnnaBridge 157:e7ca05fa8600 212 */
AnnaBridge 157:e7ca05fa8600 213 __STATIC_INLINE void LL_IWDG_SetPrescaler(IWDG_TypeDef *IWDGx, uint32_t Prescaler)
AnnaBridge 157:e7ca05fa8600 214 {
AnnaBridge 157:e7ca05fa8600 215 WRITE_REG(IWDGx->PR, IWDG_PR_PR & Prescaler);
AnnaBridge 157:e7ca05fa8600 216 }
AnnaBridge 157:e7ca05fa8600 217
AnnaBridge 157:e7ca05fa8600 218 /**
AnnaBridge 157:e7ca05fa8600 219 * @brief Get the selected prescaler of the IWDG
AnnaBridge 157:e7ca05fa8600 220 * @rmtoll PR PR LL_IWDG_GetPrescaler
AnnaBridge 157:e7ca05fa8600 221 * @param IWDGx IWDG Instance
AnnaBridge 157:e7ca05fa8600 222 * @retval Returned value can be one of the following values:
AnnaBridge 157:e7ca05fa8600 223 * @arg @ref LL_IWDG_PRESCALER_4
AnnaBridge 157:e7ca05fa8600 224 * @arg @ref LL_IWDG_PRESCALER_8
AnnaBridge 157:e7ca05fa8600 225 * @arg @ref LL_IWDG_PRESCALER_16
AnnaBridge 157:e7ca05fa8600 226 * @arg @ref LL_IWDG_PRESCALER_32
AnnaBridge 157:e7ca05fa8600 227 * @arg @ref LL_IWDG_PRESCALER_64
AnnaBridge 157:e7ca05fa8600 228 * @arg @ref LL_IWDG_PRESCALER_128
AnnaBridge 157:e7ca05fa8600 229 * @arg @ref LL_IWDG_PRESCALER_256
AnnaBridge 157:e7ca05fa8600 230 */
AnnaBridge 157:e7ca05fa8600 231 __STATIC_INLINE uint32_t LL_IWDG_GetPrescaler(IWDG_TypeDef *IWDGx)
AnnaBridge 157:e7ca05fa8600 232 {
AnnaBridge 157:e7ca05fa8600 233 return (uint32_t)(READ_REG(IWDGx->PR));
AnnaBridge 157:e7ca05fa8600 234 }
AnnaBridge 157:e7ca05fa8600 235
AnnaBridge 157:e7ca05fa8600 236 /**
AnnaBridge 157:e7ca05fa8600 237 * @brief Specify the IWDG down-counter reload value
AnnaBridge 157:e7ca05fa8600 238 * @rmtoll RLR RL LL_IWDG_SetReloadCounter
AnnaBridge 157:e7ca05fa8600 239 * @param IWDGx IWDG Instance
AnnaBridge 157:e7ca05fa8600 240 * @param Counter Value between Min_Data=0 and Max_Data=0x0FFF
AnnaBridge 157:e7ca05fa8600 241 * @retval None
AnnaBridge 157:e7ca05fa8600 242 */
AnnaBridge 157:e7ca05fa8600 243 __STATIC_INLINE void LL_IWDG_SetReloadCounter(IWDG_TypeDef *IWDGx, uint32_t Counter)
AnnaBridge 157:e7ca05fa8600 244 {
AnnaBridge 157:e7ca05fa8600 245 WRITE_REG(IWDGx->RLR, IWDG_RLR_RL & Counter);
AnnaBridge 157:e7ca05fa8600 246 }
AnnaBridge 157:e7ca05fa8600 247
AnnaBridge 157:e7ca05fa8600 248 /**
AnnaBridge 157:e7ca05fa8600 249 * @brief Get the specified IWDG down-counter reload value
AnnaBridge 157:e7ca05fa8600 250 * @rmtoll RLR RL LL_IWDG_GetReloadCounter
AnnaBridge 157:e7ca05fa8600 251 * @param IWDGx IWDG Instance
AnnaBridge 157:e7ca05fa8600 252 * @retval Value between Min_Data=0 and Max_Data=0x0FFF
AnnaBridge 157:e7ca05fa8600 253 */
AnnaBridge 157:e7ca05fa8600 254 __STATIC_INLINE uint32_t LL_IWDG_GetReloadCounter(IWDG_TypeDef *IWDGx)
AnnaBridge 157:e7ca05fa8600 255 {
AnnaBridge 157:e7ca05fa8600 256 return (uint32_t)(READ_REG(IWDGx->RLR));
AnnaBridge 157:e7ca05fa8600 257 }
AnnaBridge 157:e7ca05fa8600 258
AnnaBridge 157:e7ca05fa8600 259 /**
AnnaBridge 157:e7ca05fa8600 260 * @brief Specify high limit of the window value to be compared to the down-counter.
AnnaBridge 157:e7ca05fa8600 261 * @rmtoll WINR WIN LL_IWDG_SetWindow
AnnaBridge 157:e7ca05fa8600 262 * @param IWDGx IWDG Instance
AnnaBridge 157:e7ca05fa8600 263 * @param Window Value between Min_Data=0 and Max_Data=0x0FFF
AnnaBridge 157:e7ca05fa8600 264 * @retval None
AnnaBridge 157:e7ca05fa8600 265 */
AnnaBridge 157:e7ca05fa8600 266 __STATIC_INLINE void LL_IWDG_SetWindow(IWDG_TypeDef *IWDGx, uint32_t Window)
AnnaBridge 157:e7ca05fa8600 267 {
AnnaBridge 157:e7ca05fa8600 268 WRITE_REG(IWDGx->WINR, IWDG_WINR_WIN & Window);
AnnaBridge 157:e7ca05fa8600 269 }
AnnaBridge 157:e7ca05fa8600 270
AnnaBridge 157:e7ca05fa8600 271 /**
AnnaBridge 157:e7ca05fa8600 272 * @brief Get the high limit of the window value specified.
AnnaBridge 157:e7ca05fa8600 273 * @rmtoll WINR WIN LL_IWDG_GetWindow
AnnaBridge 157:e7ca05fa8600 274 * @param IWDGx IWDG Instance
AnnaBridge 157:e7ca05fa8600 275 * @retval Value between Min_Data=0 and Max_Data=0x0FFF
AnnaBridge 157:e7ca05fa8600 276 */
AnnaBridge 157:e7ca05fa8600 277 __STATIC_INLINE uint32_t LL_IWDG_GetWindow(IWDG_TypeDef *IWDGx)
AnnaBridge 157:e7ca05fa8600 278 {
AnnaBridge 157:e7ca05fa8600 279 return (uint32_t)(READ_REG(IWDGx->WINR));
AnnaBridge 157:e7ca05fa8600 280 }
AnnaBridge 157:e7ca05fa8600 281
AnnaBridge 157:e7ca05fa8600 282 /**
AnnaBridge 157:e7ca05fa8600 283 * @}
AnnaBridge 157:e7ca05fa8600 284 */
AnnaBridge 157:e7ca05fa8600 285
AnnaBridge 157:e7ca05fa8600 286 /** @defgroup IWDG_LL_EF_FLAG_Management FLAG_Management
AnnaBridge 157:e7ca05fa8600 287 * @{
AnnaBridge 157:e7ca05fa8600 288 */
AnnaBridge 157:e7ca05fa8600 289
AnnaBridge 157:e7ca05fa8600 290 /**
AnnaBridge 157:e7ca05fa8600 291 * @brief Check if flag Prescaler Value Update is set or not
AnnaBridge 157:e7ca05fa8600 292 * @rmtoll SR PVU LL_IWDG_IsActiveFlag_PVU
AnnaBridge 157:e7ca05fa8600 293 * @param IWDGx IWDG Instance
AnnaBridge 157:e7ca05fa8600 294 * @retval State of bit (1 or 0).
AnnaBridge 157:e7ca05fa8600 295 */
AnnaBridge 157:e7ca05fa8600 296 __STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_PVU(IWDG_TypeDef *IWDGx)
AnnaBridge 157:e7ca05fa8600 297 {
AnnaBridge 157:e7ca05fa8600 298 return (READ_BIT(IWDGx->SR, IWDG_SR_PVU) == (IWDG_SR_PVU));
AnnaBridge 157:e7ca05fa8600 299 }
AnnaBridge 157:e7ca05fa8600 300
AnnaBridge 157:e7ca05fa8600 301 /**
AnnaBridge 157:e7ca05fa8600 302 * @brief Check if flag Reload Value Update is set or not
AnnaBridge 157:e7ca05fa8600 303 * @rmtoll SR RVU LL_IWDG_IsActiveFlag_RVU
AnnaBridge 157:e7ca05fa8600 304 * @param IWDGx IWDG Instance
AnnaBridge 157:e7ca05fa8600 305 * @retval State of bit (1 or 0).
AnnaBridge 157:e7ca05fa8600 306 */
AnnaBridge 157:e7ca05fa8600 307 __STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_RVU(IWDG_TypeDef *IWDGx)
AnnaBridge 157:e7ca05fa8600 308 {
AnnaBridge 157:e7ca05fa8600 309 return (READ_BIT(IWDGx->SR, IWDG_SR_RVU) == (IWDG_SR_RVU));
AnnaBridge 157:e7ca05fa8600 310 }
AnnaBridge 157:e7ca05fa8600 311
AnnaBridge 157:e7ca05fa8600 312 /**
AnnaBridge 157:e7ca05fa8600 313 * @brief Check if flag Window Value Update is set or not
AnnaBridge 157:e7ca05fa8600 314 * @rmtoll SR WVU LL_IWDG_IsActiveFlag_WVU
AnnaBridge 157:e7ca05fa8600 315 * @param IWDGx IWDG Instance
AnnaBridge 157:e7ca05fa8600 316 * @retval State of bit (1 or 0).
AnnaBridge 157:e7ca05fa8600 317 */
AnnaBridge 157:e7ca05fa8600 318 __STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_WVU(IWDG_TypeDef *IWDGx)
AnnaBridge 157:e7ca05fa8600 319 {
AnnaBridge 157:e7ca05fa8600 320 return (READ_BIT(IWDGx->SR, IWDG_SR_WVU) == (IWDG_SR_WVU));
AnnaBridge 157:e7ca05fa8600 321 }
AnnaBridge 157:e7ca05fa8600 322
AnnaBridge 157:e7ca05fa8600 323 /**
AnnaBridge 157:e7ca05fa8600 324 * @brief Check if all flags Prescaler, Reload & Window Value Update are reset or not
AnnaBridge 157:e7ca05fa8600 325 * @rmtoll SR PVU LL_IWDG_IsReady\n
AnnaBridge 157:e7ca05fa8600 326 * SR WVU LL_IWDG_IsReady\n
AnnaBridge 157:e7ca05fa8600 327 * SR RVU LL_IWDG_IsReady
AnnaBridge 157:e7ca05fa8600 328 * @param IWDGx IWDG Instance
AnnaBridge 157:e7ca05fa8600 329 * @retval State of bits (1 or 0).
AnnaBridge 157:e7ca05fa8600 330 */
AnnaBridge 157:e7ca05fa8600 331 __STATIC_INLINE uint32_t LL_IWDG_IsReady(IWDG_TypeDef *IWDGx)
AnnaBridge 157:e7ca05fa8600 332 {
AnnaBridge 157:e7ca05fa8600 333 return (READ_BIT(IWDGx->SR, IWDG_SR_PVU | IWDG_SR_RVU | IWDG_SR_WVU) == 0U);
AnnaBridge 157:e7ca05fa8600 334 }
AnnaBridge 157:e7ca05fa8600 335
AnnaBridge 157:e7ca05fa8600 336 /**
AnnaBridge 157:e7ca05fa8600 337 * @}
AnnaBridge 157:e7ca05fa8600 338 */
AnnaBridge 157:e7ca05fa8600 339
AnnaBridge 157:e7ca05fa8600 340
AnnaBridge 157:e7ca05fa8600 341 /**
AnnaBridge 157:e7ca05fa8600 342 * @}
AnnaBridge 157:e7ca05fa8600 343 */
AnnaBridge 157:e7ca05fa8600 344
AnnaBridge 157:e7ca05fa8600 345 /**
AnnaBridge 157:e7ca05fa8600 346 * @}
AnnaBridge 157:e7ca05fa8600 347 */
AnnaBridge 157:e7ca05fa8600 348
AnnaBridge 157:e7ca05fa8600 349 #endif /* IWDG) */
AnnaBridge 157:e7ca05fa8600 350
AnnaBridge 157:e7ca05fa8600 351 /**
AnnaBridge 157:e7ca05fa8600 352 * @}
AnnaBridge 157:e7ca05fa8600 353 */
AnnaBridge 157:e7ca05fa8600 354
AnnaBridge 157:e7ca05fa8600 355 #ifdef __cplusplus
AnnaBridge 157:e7ca05fa8600 356 }
AnnaBridge 157:e7ca05fa8600 357 #endif
AnnaBridge 157:e7ca05fa8600 358
AnnaBridge 157:e7ca05fa8600 359 #endif /* __STM32L0xx_LL_IWDG_H */
AnnaBridge 157:e7ca05fa8600 360
AnnaBridge 157:e7ca05fa8600 361 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/