Senior Design: Sound Monitor / STM32L4xx_HAL_Driver

L4 HAL Drivers

Inc/stm32l4xx_ll_iwdg.h@0:80ee8f3b695e, 2015-11-02 (annotated)

Committer:
EricLew
Date:
Mon Nov 02 19:37:23 2015 +0000
Revision:
0:80ee8f3b695e
Errors are with definitions of LCD and QSPI functions. I believe all .h and .c files are  uploaded, but there may need to be certain functions called.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
EricLew 0:80ee8f3b695e 1 /**
EricLew 0:80ee8f3b695e 2 ******************************************************************************
EricLew 0:80ee8f3b695e 3 * @file stm32l4xx_ll_iwdg.h
EricLew 0:80ee8f3b695e 4 * @author MCD Application Team
EricLew 0:80ee8f3b695e 5 * @version V1.1.0
EricLew 0:80ee8f3b695e 6 * @date 16-September-2015
EricLew 0:80ee8f3b695e 7 * @brief Header file of IWDG LL module.
EricLew 0:80ee8f3b695e 8 ******************************************************************************
EricLew 0:80ee8f3b695e 9 * @attention
EricLew 0:80ee8f3b695e 10 *
EricLew 0:80ee8f3b695e 11 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
EricLew 0:80ee8f3b695e 12 *
EricLew 0:80ee8f3b695e 13 * Redistribution and use in source and binary forms, with or without modification,
EricLew 0:80ee8f3b695e 14 * are permitted provided that the following conditions are met:
EricLew 0:80ee8f3b695e 15 * 1. Redistributions of source code must retain the above copyright notice,
EricLew 0:80ee8f3b695e 16 * this list of conditions and the following disclaimer.
EricLew 0:80ee8f3b695e 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
EricLew 0:80ee8f3b695e 18 * this list of conditions and the following disclaimer in the documentation
EricLew 0:80ee8f3b695e 19 * and/or other materials provided with the distribution.
EricLew 0:80ee8f3b695e 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
EricLew 0:80ee8f3b695e 21 * may be used to endorse or promote products derived from this software
EricLew 0:80ee8f3b695e 22 * without specific prior written permission.
EricLew 0:80ee8f3b695e 23 *
EricLew 0:80ee8f3b695e 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
EricLew 0:80ee8f3b695e 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
EricLew 0:80ee8f3b695e 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
EricLew 0:80ee8f3b695e 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
EricLew 0:80ee8f3b695e 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
EricLew 0:80ee8f3b695e 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
EricLew 0:80ee8f3b695e 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
EricLew 0:80ee8f3b695e 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
EricLew 0:80ee8f3b695e 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
EricLew 0:80ee8f3b695e 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
EricLew 0:80ee8f3b695e 34 *
EricLew 0:80ee8f3b695e 35 ******************************************************************************
EricLew 0:80ee8f3b695e 36 */
EricLew 0:80ee8f3b695e 37
EricLew 0:80ee8f3b695e 38 /* Define to prevent recursive inclusion -------------------------------------*/
EricLew 0:80ee8f3b695e 39 #ifndef __STM32L4xx_LL_IWDG_H
EricLew 0:80ee8f3b695e 40 #define __STM32L4xx_LL_IWDG_H
EricLew 0:80ee8f3b695e 41
EricLew 0:80ee8f3b695e 42 #ifdef __cplusplus
EricLew 0:80ee8f3b695e 43 extern "C" {
EricLew 0:80ee8f3b695e 44 #endif
EricLew 0:80ee8f3b695e 45
EricLew 0:80ee8f3b695e 46 /* Includes ------------------------------------------------------------------*/
EricLew 0:80ee8f3b695e 47 #include "stm32l4xx.h"
EricLew 0:80ee8f3b695e 48
EricLew 0:80ee8f3b695e 49 /** @addtogroup STM32L4xx_LL_Driver
EricLew 0:80ee8f3b695e 50 * @{
EricLew 0:80ee8f3b695e 51 */
EricLew 0:80ee8f3b695e 52
EricLew 0:80ee8f3b695e 53 #if defined(IWDG)
EricLew 0:80ee8f3b695e 54
EricLew 0:80ee8f3b695e 55 /** @defgroup IWDG_LL IWDG
EricLew 0:80ee8f3b695e 56 * @{
EricLew 0:80ee8f3b695e 57 */
EricLew 0:80ee8f3b695e 58
EricLew 0:80ee8f3b695e 59 /* Private types -------------------------------------------------------------*/
EricLew 0:80ee8f3b695e 60 /* Private variables ---------------------------------------------------------*/
EricLew 0:80ee8f3b695e 61
EricLew 0:80ee8f3b695e 62 /* Private constants ---------------------------------------------------------*/
EricLew 0:80ee8f3b695e 63 /** @defgroup IWDG_LL_Private_Constants IWDG Private Constants
EricLew 0:80ee8f3b695e 64 * @{
EricLew 0:80ee8f3b695e 65 */
EricLew 0:80ee8f3b695e 66
EricLew 0:80ee8f3b695e 67 #define LL_IWDG_KEY_RELOAD ((uint32_t)0x0000AAAA) /*!< IWDG Reload Counter Enable */
EricLew 0:80ee8f3b695e 68 #define LL_IWDG_KEY_ENABLE ((uint32_t)0x0000CCCC) /*!< IWDG Peripheral Enable */
EricLew 0:80ee8f3b695e 69 #define LL_IWDG_KEY_WR_ACCESS_ENABLE ((uint32_t)0x00005555) /*!< IWDG KR Write Access Enable */
EricLew 0:80ee8f3b695e 70 #define LL_IWDG_KEY_WR_ACCESS_DISABLE ((uint32_t)0x00000000) /*!< IWDG KR Write Access Disable */
EricLew 0:80ee8f3b695e 71
EricLew 0:80ee8f3b695e 72 /**
EricLew 0:80ee8f3b695e 73 * @}
EricLew 0:80ee8f3b695e 74 */
EricLew 0:80ee8f3b695e 75
EricLew 0:80ee8f3b695e 76 /* Private macros ------------------------------------------------------------*/
EricLew 0:80ee8f3b695e 77
EricLew 0:80ee8f3b695e 78 /* Exported types ------------------------------------------------------------*/
EricLew 0:80ee8f3b695e 79 /* Exported constants --------------------------------------------------------*/
EricLew 0:80ee8f3b695e 80 /** @defgroup IWDG_LL_Exported_Constants IWDG Exported Constants
EricLew 0:80ee8f3b695e 81 * @{
EricLew 0:80ee8f3b695e 82 */
EricLew 0:80ee8f3b695e 83
EricLew 0:80ee8f3b695e 84 /** @defgroup IWDG_LL_EC_GET_FLAG Get Flags Defines
EricLew 0:80ee8f3b695e 85 * @brief Flags defines which can be used with LL_IWDG_ReadReg function
EricLew 0:80ee8f3b695e 86 * @{
EricLew 0:80ee8f3b695e 87 */
EricLew 0:80ee8f3b695e 88 #define LL_IWDG_SR_PVU IWDG_SR_PVU
EricLew 0:80ee8f3b695e 89 #define LL_IWDG_SR_RVU IWDG_SR_RVU
EricLew 0:80ee8f3b695e 90 #define LL_IWDG_SR_WVU IWDG_SR_WVU
EricLew 0:80ee8f3b695e 91
EricLew 0:80ee8f3b695e 92 /**
EricLew 0:80ee8f3b695e 93 * @}
EricLew 0:80ee8f3b695e 94 */
EricLew 0:80ee8f3b695e 95
EricLew 0:80ee8f3b695e 96 /** @defgroup IWDG_LL_EC_PRESCALER PRESCALER
EricLew 0:80ee8f3b695e 97 * @{
EricLew 0:80ee8f3b695e 98 */
EricLew 0:80ee8f3b695e 99 #define LL_IWDG_PRESCALER_4 ((uint32_t)0x00000000) /*!< Divider by 4 */
EricLew 0:80ee8f3b695e 100 #define LL_IWDG_PRESCALER_8 (IWDG_PR_PR_0) /*!< Divider by 8 */
EricLew 0:80ee8f3b695e 101 #define LL_IWDG_PRESCALER_16 (IWDG_PR_PR_1) /*!< Divider by 16 */
EricLew 0:80ee8f3b695e 102 #define LL_IWDG_PRESCALER_32 (IWDG_PR_PR_1 | IWDG_PR_PR_0) /*!< Divider by 32 */
EricLew 0:80ee8f3b695e 103 #define LL_IWDG_PRESCALER_64 (IWDG_PR_PR_2) /*!< Divider by 64 */
EricLew 0:80ee8f3b695e 104 #define LL_IWDG_PRESCALER_128 (IWDG_PR_PR_2 | IWDG_PR_PR_0) /*!< Divider by 128 */
EricLew 0:80ee8f3b695e 105 #define LL_IWDG_PRESCALER_256 (IWDG_PR_PR_2 | IWDG_PR_PR_1) /*!< Divider by 256 */
EricLew 0:80ee8f3b695e 106 /**
EricLew 0:80ee8f3b695e 107 * @}
EricLew 0:80ee8f3b695e 108 */
EricLew 0:80ee8f3b695e 109
EricLew 0:80ee8f3b695e 110 /**
EricLew 0:80ee8f3b695e 111 * @}
EricLew 0:80ee8f3b695e 112 */
EricLew 0:80ee8f3b695e 113
EricLew 0:80ee8f3b695e 114 /* Exported macro ------------------------------------------------------------*/
EricLew 0:80ee8f3b695e 115 /** @defgroup IWDG_LL_Exported_Macros IWDG Exported Macros
EricLew 0:80ee8f3b695e 116 * @{
EricLew 0:80ee8f3b695e 117 */
EricLew 0:80ee8f3b695e 118
EricLew 0:80ee8f3b695e 119 /** @defgroup IWDG_LL_EM_WRITE_READ Common Write and read registers Macros
EricLew 0:80ee8f3b695e 120 * @{
EricLew 0:80ee8f3b695e 121 */
EricLew 0:80ee8f3b695e 122
EricLew 0:80ee8f3b695e 123 /**
EricLew 0:80ee8f3b695e 124 * @brief Write a value in IWDG register
EricLew 0:80ee8f3b695e 125 * @param __INSTANCE__ IWDG Instance
EricLew 0:80ee8f3b695e 126 * @param __REG__ Register to be written
EricLew 0:80ee8f3b695e 127 * @param __VALUE__ Value to be written in the register
EricLew 0:80ee8f3b695e 128 * @retval None
EricLew 0:80ee8f3b695e 129 */
EricLew 0:80ee8f3b695e 130 #define LL_IWDG_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
EricLew 0:80ee8f3b695e 131
EricLew 0:80ee8f3b695e 132 /**
EricLew 0:80ee8f3b695e 133 * @brief Read a value in IWDG register
EricLew 0:80ee8f3b695e 134 * @param __INSTANCE__ IWDG Instance
EricLew 0:80ee8f3b695e 135 * @param __REG__ Register to be read
EricLew 0:80ee8f3b695e 136 * @retval Register value
EricLew 0:80ee8f3b695e 137 */
EricLew 0:80ee8f3b695e 138 #define LL_IWDG_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
EricLew 0:80ee8f3b695e 139 /**
EricLew 0:80ee8f3b695e 140 * @}
EricLew 0:80ee8f3b695e 141 */
EricLew 0:80ee8f3b695e 142
EricLew 0:80ee8f3b695e 143 /**
EricLew 0:80ee8f3b695e 144 * @}
EricLew 0:80ee8f3b695e 145 */
EricLew 0:80ee8f3b695e 146
EricLew 0:80ee8f3b695e 147
EricLew 0:80ee8f3b695e 148 /* Exported functions --------------------------------------------------------*/
EricLew 0:80ee8f3b695e 149 /** @defgroup IWDG_LL_Exported_Functions IWDG Exported Functions
EricLew 0:80ee8f3b695e 150 * @{
EricLew 0:80ee8f3b695e 151 */
EricLew 0:80ee8f3b695e 152 /** @defgroup IWDG_LL_EF_Configuration Configuration
EricLew 0:80ee8f3b695e 153 * @{
EricLew 0:80ee8f3b695e 154 */
EricLew 0:80ee8f3b695e 155
EricLew 0:80ee8f3b695e 156 /**
EricLew 0:80ee8f3b695e 157 * @brief Start the Independent Watchdog
EricLew 0:80ee8f3b695e 158 * @note Except if the hardware watchdog option is selected
EricLew 0:80ee8f3b695e 159 * @rmtoll KR KEY LL_IWDG_Enable
EricLew 0:80ee8f3b695e 160 * @param IWDGx IWDG Instance
EricLew 0:80ee8f3b695e 161 * @retval None
EricLew 0:80ee8f3b695e 162 */
EricLew 0:80ee8f3b695e 163 __STATIC_INLINE void LL_IWDG_Enable(IWDG_TypeDef *IWDGx)
EricLew 0:80ee8f3b695e 164 {
EricLew 0:80ee8f3b695e 165 WRITE_REG(IWDG->KR, LL_IWDG_KEY_ENABLE);
EricLew 0:80ee8f3b695e 166 }
EricLew 0:80ee8f3b695e 167
EricLew 0:80ee8f3b695e 168 /**
EricLew 0:80ee8f3b695e 169 * @brief Reloads IWDG counter with value defined in the reload register
EricLew 0:80ee8f3b695e 170 * @rmtoll KR KEY LL_IWDG_ReloadCounter
EricLew 0:80ee8f3b695e 171 * @param IWDGx IWDG Instance
EricLew 0:80ee8f3b695e 172 * @retval None
EricLew 0:80ee8f3b695e 173 */
EricLew 0:80ee8f3b695e 174 __STATIC_INLINE void LL_IWDG_ReloadCounter(IWDG_TypeDef *IWDGx)
EricLew 0:80ee8f3b695e 175 {
EricLew 0:80ee8f3b695e 176 WRITE_REG(IWDG->KR, LL_IWDG_KEY_RELOAD);
EricLew 0:80ee8f3b695e 177 }
EricLew 0:80ee8f3b695e 178
EricLew 0:80ee8f3b695e 179 /**
EricLew 0:80ee8f3b695e 180 * @brief Enable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers
EricLew 0:80ee8f3b695e 181 * @rmtoll KR KEY LL_IWDG_EnableWriteAccess
EricLew 0:80ee8f3b695e 182 * @param IWDGx IWDG Instance
EricLew 0:80ee8f3b695e 183 * @retval None
EricLew 0:80ee8f3b695e 184 */
EricLew 0:80ee8f3b695e 185 __STATIC_INLINE void LL_IWDG_EnableWriteAccess(IWDG_TypeDef *IWDGx)
EricLew 0:80ee8f3b695e 186 {
EricLew 0:80ee8f3b695e 187 WRITE_REG(IWDG->KR, LL_IWDG_KEY_WR_ACCESS_ENABLE);
EricLew 0:80ee8f3b695e 188 }
EricLew 0:80ee8f3b695e 189
EricLew 0:80ee8f3b695e 190 /**
EricLew 0:80ee8f3b695e 191 * @brief Disable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers
EricLew 0:80ee8f3b695e 192 * @rmtoll KR KEY LL_IWDG_DisableWriteAccess
EricLew 0:80ee8f3b695e 193 * @param IWDGx IWDG Instance
EricLew 0:80ee8f3b695e 194 * @retval None
EricLew 0:80ee8f3b695e 195 */
EricLew 0:80ee8f3b695e 196 __STATIC_INLINE void LL_IWDG_DisableWriteAccess(IWDG_TypeDef *IWDGx)
EricLew 0:80ee8f3b695e 197 {
EricLew 0:80ee8f3b695e 198 WRITE_REG(IWDG->KR, LL_IWDG_KEY_WR_ACCESS_DISABLE);
EricLew 0:80ee8f3b695e 199 }
EricLew 0:80ee8f3b695e 200
EricLew 0:80ee8f3b695e 201 /**
EricLew 0:80ee8f3b695e 202 * @brief Select the prescaler of the IWDG
EricLew 0:80ee8f3b695e 203 * @rmtoll PR PR LL_IWDG_SetPrescaler
EricLew 0:80ee8f3b695e 204 * @param IWDGx IWDG Instance
EricLew 0:80ee8f3b695e 205 * @param Prescaler This parameter can be one of the following values:
EricLew 0:80ee8f3b695e 206 * @arg @ref LL_IWDG_PRESCALER_4
EricLew 0:80ee8f3b695e 207 * @arg @ref LL_IWDG_PRESCALER_8
EricLew 0:80ee8f3b695e 208 * @arg @ref LL_IWDG_PRESCALER_16
EricLew 0:80ee8f3b695e 209 * @arg @ref LL_IWDG_PRESCALER_32
EricLew 0:80ee8f3b695e 210 * @arg @ref LL_IWDG_PRESCALER_64
EricLew 0:80ee8f3b695e 211 * @arg @ref LL_IWDG_PRESCALER_128
EricLew 0:80ee8f3b695e 212 * @arg @ref LL_IWDG_PRESCALER_256
EricLew 0:80ee8f3b695e 213 * @retval None
EricLew 0:80ee8f3b695e 214 */
EricLew 0:80ee8f3b695e 215 __STATIC_INLINE void LL_IWDG_SetPrescaler(IWDG_TypeDef *IWDGx, uint32_t Prescaler)
EricLew 0:80ee8f3b695e 216 {
EricLew 0:80ee8f3b695e 217 WRITE_REG(IWDGx->PR, IWDG_PR_PR & Prescaler);
EricLew 0:80ee8f3b695e 218 }
EricLew 0:80ee8f3b695e 219
EricLew 0:80ee8f3b695e 220 /**
EricLew 0:80ee8f3b695e 221 * @brief Get the selected prescaler of the IWDG
EricLew 0:80ee8f3b695e 222 * @rmtoll PR PR LL_IWDG_GetPrescaler
EricLew 0:80ee8f3b695e 223 * @param IWDGx IWDG Instance
EricLew 0:80ee8f3b695e 224 * @retval Returned value can be one of the following values:
EricLew 0:80ee8f3b695e 225 * @arg @ref LL_IWDG_PRESCALER_4
EricLew 0:80ee8f3b695e 226 * @arg @ref LL_IWDG_PRESCALER_8
EricLew 0:80ee8f3b695e 227 * @arg @ref LL_IWDG_PRESCALER_16
EricLew 0:80ee8f3b695e 228 * @arg @ref LL_IWDG_PRESCALER_32
EricLew 0:80ee8f3b695e 229 * @arg @ref LL_IWDG_PRESCALER_64
EricLew 0:80ee8f3b695e 230 * @arg @ref LL_IWDG_PRESCALER_128
EricLew 0:80ee8f3b695e 231 * @arg @ref LL_IWDG_PRESCALER_256
EricLew 0:80ee8f3b695e 232 */
EricLew 0:80ee8f3b695e 233 __STATIC_INLINE uint32_t LL_IWDG_GetPrescaler(IWDG_TypeDef *IWDGx)
EricLew 0:80ee8f3b695e 234 {
EricLew 0:80ee8f3b695e 235 return (uint32_t)(READ_REG(IWDGx->PR));
EricLew 0:80ee8f3b695e 236 }
EricLew 0:80ee8f3b695e 237
EricLew 0:80ee8f3b695e 238 /**
EricLew 0:80ee8f3b695e 239 * @brief Specifies the IWDG down-counter reload value
EricLew 0:80ee8f3b695e 240 * @rmtoll RLR RL LL_IWDG_SetReloadCounter
EricLew 0:80ee8f3b695e 241 * @param IWDGx IWDG Instance
EricLew 0:80ee8f3b695e 242 * @param Counter 0..0x0FFF
EricLew 0:80ee8f3b695e 243 * @retval None
EricLew 0:80ee8f3b695e 244 */
EricLew 0:80ee8f3b695e 245 __STATIC_INLINE void LL_IWDG_SetReloadCounter(IWDG_TypeDef *IWDGx, uint32_t Counter)
EricLew 0:80ee8f3b695e 246 {
EricLew 0:80ee8f3b695e 247 WRITE_REG(IWDGx->RLR, IWDG_RLR_RL & Counter);
EricLew 0:80ee8f3b695e 248 }
EricLew 0:80ee8f3b695e 249
EricLew 0:80ee8f3b695e 250 /**
EricLew 0:80ee8f3b695e 251 * @brief Get the specified IWDG down-counter reload value
EricLew 0:80ee8f3b695e 252 * @rmtoll RLR RL LL_IWDG_GetReloadCounter
EricLew 0:80ee8f3b695e 253 * @param IWDGx IWDG Instance
EricLew 0:80ee8f3b695e 254 * @retval 0..0x0FFF
EricLew 0:80ee8f3b695e 255 */
EricLew 0:80ee8f3b695e 256 __STATIC_INLINE uint32_t LL_IWDG_GetReloadCounter(IWDG_TypeDef *IWDGx)
EricLew 0:80ee8f3b695e 257 {
EricLew 0:80ee8f3b695e 258 return (uint32_t)(READ_REG(IWDGx->RLR));
EricLew 0:80ee8f3b695e 259 }
EricLew 0:80ee8f3b695e 260
EricLew 0:80ee8f3b695e 261 /**
EricLew 0:80ee8f3b695e 262 * @brief Specifies high limit of the window value to be compared to the down-counter.
EricLew 0:80ee8f3b695e 263 * @rmtoll WINR WIN LL_IWDG_SetWindow
EricLew 0:80ee8f3b695e 264 * @param IWDGx IWDG Instance
EricLew 0:80ee8f3b695e 265 * @param Window 0..0x0FFF
EricLew 0:80ee8f3b695e 266 * @retval None
EricLew 0:80ee8f3b695e 267 */
EricLew 0:80ee8f3b695e 268 __STATIC_INLINE void LL_IWDG_SetWindow(IWDG_TypeDef *IWDGx, uint32_t Window)
EricLew 0:80ee8f3b695e 269 {
EricLew 0:80ee8f3b695e 270 WRITE_REG(IWDGx->WINR, IWDG_WINR_WIN & Window);
EricLew 0:80ee8f3b695e 271 }
EricLew 0:80ee8f3b695e 272
EricLew 0:80ee8f3b695e 273 /**
EricLew 0:80ee8f3b695e 274 * @brief Get the high limit of the window value specified.
EricLew 0:80ee8f3b695e 275 * @rmtoll WINR WIN LL_IWDG_GetWindow
EricLew 0:80ee8f3b695e 276 * @param IWDGx IWDG Instance
EricLew 0:80ee8f3b695e 277 * @retval 0..0x0FFF
EricLew 0:80ee8f3b695e 278 */
EricLew 0:80ee8f3b695e 279 __STATIC_INLINE uint32_t LL_IWDG_GetWindow(IWDG_TypeDef *IWDGx)
EricLew 0:80ee8f3b695e 280 {
EricLew 0:80ee8f3b695e 281 return (uint32_t)(READ_REG(IWDGx->WINR));
EricLew 0:80ee8f3b695e 282 }
EricLew 0:80ee8f3b695e 283
EricLew 0:80ee8f3b695e 284 /**
EricLew 0:80ee8f3b695e 285 * @}
EricLew 0:80ee8f3b695e 286 */
EricLew 0:80ee8f3b695e 287
EricLew 0:80ee8f3b695e 288 /** @defgroup IWDG_LL_EF_FLAG_Management FLAG_Management
EricLew 0:80ee8f3b695e 289 * @{
EricLew 0:80ee8f3b695e 290 */
EricLew 0:80ee8f3b695e 291
EricLew 0:80ee8f3b695e 292 /**
EricLew 0:80ee8f3b695e 293 * @brief Check if flag Prescaler Value Update is set or not
EricLew 0:80ee8f3b695e 294 * @rmtoll SR PVU LL_IWDG_IsActiveFlag_PVU
EricLew 0:80ee8f3b695e 295 * @param IWDGx IWDG Instance
EricLew 0:80ee8f3b695e 296 * @retval State of bit (1 or 0).
EricLew 0:80ee8f3b695e 297 */
EricLew 0:80ee8f3b695e 298 __STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_PVU(IWDG_TypeDef *IWDGx)
EricLew 0:80ee8f3b695e 299 {
EricLew 0:80ee8f3b695e 300 return (READ_BIT(IWDGx->SR, IWDG_SR_PVU) == (IWDG_SR_PVU));
EricLew 0:80ee8f3b695e 301 }
EricLew 0:80ee8f3b695e 302
EricLew 0:80ee8f3b695e 303 /**
EricLew 0:80ee8f3b695e 304 * @brief Check if flag Reload Value Update is set or not
EricLew 0:80ee8f3b695e 305 * @rmtoll SR RVU LL_IWDG_IsActiveFlag_RVU
EricLew 0:80ee8f3b695e 306 * @param IWDGx IWDG Instance
EricLew 0:80ee8f3b695e 307 * @retval State of bit (1 or 0).
EricLew 0:80ee8f3b695e 308 */
EricLew 0:80ee8f3b695e 309 __STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_RVU(IWDG_TypeDef *IWDGx)
EricLew 0:80ee8f3b695e 310 {
EricLew 0:80ee8f3b695e 311 return (READ_BIT(IWDGx->SR, IWDG_SR_RVU) == (IWDG_SR_RVU));
EricLew 0:80ee8f3b695e 312 }
EricLew 0:80ee8f3b695e 313
EricLew 0:80ee8f3b695e 314 /**
EricLew 0:80ee8f3b695e 315 * @brief Check if flag Window Value Update is set or not
EricLew 0:80ee8f3b695e 316 * @rmtoll SR WVU LL_IWDG_IsActiveFlag_WVU
EricLew 0:80ee8f3b695e 317 * @param IWDGx IWDG Instance
EricLew 0:80ee8f3b695e 318 * @retval State of bit (1 or 0).
EricLew 0:80ee8f3b695e 319 */
EricLew 0:80ee8f3b695e 320 __STATIC_INLINE uint32_t LL_IWDG_IsActiveFlag_WVU(IWDG_TypeDef *IWDGx)
EricLew 0:80ee8f3b695e 321 {
EricLew 0:80ee8f3b695e 322 return (READ_BIT(IWDGx->SR, IWDG_SR_WVU) == (IWDG_SR_WVU));
EricLew 0:80ee8f3b695e 323 }
EricLew 0:80ee8f3b695e 324
EricLew 0:80ee8f3b695e 325 /**
EricLew 0:80ee8f3b695e 326 * @brief Check if all flags Prescaler, Reload & Window Value Update are reset or not
EricLew 0:80ee8f3b695e 327 * @rmtoll SR PVU LL_IWDG_IsReady\n
EricLew 0:80ee8f3b695e 328 * SR WVU LL_IWDG_IsReady\n
EricLew 0:80ee8f3b695e 329 * SR RVU LL_IWDG_IsReady
EricLew 0:80ee8f3b695e 330 * @param IWDGx IWDG Instance
EricLew 0:80ee8f3b695e 331 * @retval State of bits (1 or 0).
EricLew 0:80ee8f3b695e 332 */
EricLew 0:80ee8f3b695e 333 __STATIC_INLINE uint32_t LL_IWDG_IsReady(IWDG_TypeDef *IWDGx)
EricLew 0:80ee8f3b695e 334 {
EricLew 0:80ee8f3b695e 335 return (READ_BIT(IWDGx->SR, IWDG_SR_PVU | IWDG_SR_RVU | IWDG_SR_WVU) == 0);
EricLew 0:80ee8f3b695e 336 }
EricLew 0:80ee8f3b695e 337
EricLew 0:80ee8f3b695e 338 /**
EricLew 0:80ee8f3b695e 339 * @}
EricLew 0:80ee8f3b695e 340 */
EricLew 0:80ee8f3b695e 341
EricLew 0:80ee8f3b695e 342
EricLew 0:80ee8f3b695e 343 /**
EricLew 0:80ee8f3b695e 344 * @}
EricLew 0:80ee8f3b695e 345 */
EricLew 0:80ee8f3b695e 346
EricLew 0:80ee8f3b695e 347 /**
EricLew 0:80ee8f3b695e 348 * @}
EricLew 0:80ee8f3b695e 349 */
EricLew 0:80ee8f3b695e 350
EricLew 0:80ee8f3b695e 351 #endif /* IWDG) */
EricLew 0:80ee8f3b695e 352
EricLew 0:80ee8f3b695e 353 /**
EricLew 0:80ee8f3b695e 354 * @}
EricLew 0:80ee8f3b695e 355 */
EricLew 0:80ee8f3b695e 356
EricLew 0:80ee8f3b695e 357 #ifdef __cplusplus
EricLew 0:80ee8f3b695e 358 }
EricLew 0:80ee8f3b695e 359 #endif
EricLew 0:80ee8f3b695e 360
EricLew 0:80ee8f3b695e 361 #endif /* __STM32L4xx_LL_IWDG_H */
EricLew 0:80ee8f3b695e 362
EricLew 0:80ee8f3b695e 363 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
EricLew 0:80ee8f3b695e 364