Thomas Lyp / DevLibMemoryController

Initial commit

Dependencies:   FastPWM

mbed-dev-master/targets/TARGET_STM/TARGET_STM32F4/device/stm32f4xx_ll_rtc.c@0:bb348c97df44, 2020-09-16 (annotated)

Committer:
lypinator
Date:
Wed Sep 16 01:11:49 2020 +0000
Revision:
0:bb348c97df44
Added PWM

Who changed what in which revision?

UserRevisionLine numberNew contents of line
lypinator 0:bb348c97df44 1 /**
lypinator 0:bb348c97df44 2 ******************************************************************************
lypinator 0:bb348c97df44 3 * @file stm32f4xx_ll_rtc.c
lypinator 0:bb348c97df44 4 * @author MCD Application Team
lypinator 0:bb348c97df44 5 * @brief RTC LL module driver.
lypinator 0:bb348c97df44 6 ******************************************************************************
lypinator 0:bb348c97df44 7 * @attention
lypinator 0:bb348c97df44 8 *
lypinator 0:bb348c97df44 9 * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
lypinator 0:bb348c97df44 10 *
lypinator 0:bb348c97df44 11 * Redistribution and use in source and binary forms, with or without modification,
lypinator 0:bb348c97df44 12 * are permitted provided that the following conditions are met:
lypinator 0:bb348c97df44 13 * 1. Redistributions of source code must retain the above copyright notice,
lypinator 0:bb348c97df44 14 * this list of conditions and the following disclaimer.
lypinator 0:bb348c97df44 15 * 2. Redistributions in binary form must reproduce the above copyright notice,
lypinator 0:bb348c97df44 16 * this list of conditions and the following disclaimer in the documentation
lypinator 0:bb348c97df44 17 * and/or other materials provided with the distribution.
lypinator 0:bb348c97df44 18 * 3. Neither the name of STMicroelectronics nor the names of its contributors
lypinator 0:bb348c97df44 19 * may be used to endorse or promote products derived from this software
lypinator 0:bb348c97df44 20 * without specific prior written permission.
lypinator 0:bb348c97df44 21 *
lypinator 0:bb348c97df44 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
lypinator 0:bb348c97df44 23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
lypinator 0:bb348c97df44 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
lypinator 0:bb348c97df44 25 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
lypinator 0:bb348c97df44 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
lypinator 0:bb348c97df44 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
lypinator 0:bb348c97df44 28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
lypinator 0:bb348c97df44 29 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
lypinator 0:bb348c97df44 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
lypinator 0:bb348c97df44 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
lypinator 0:bb348c97df44 32 *
lypinator 0:bb348c97df44 33 ******************************************************************************
lypinator 0:bb348c97df44 34 */
lypinator 0:bb348c97df44 35 #if defined(USE_FULL_LL_DRIVER)
lypinator 0:bb348c97df44 36
lypinator 0:bb348c97df44 37 /* Includes ------------------------------------------------------------------*/
lypinator 0:bb348c97df44 38 #include "stm32f4xx_ll_rtc.h"
lypinator 0:bb348c97df44 39 #include "stm32f4xx_ll_cortex.h"
lypinator 0:bb348c97df44 40 #ifdef USE_FULL_ASSERT
lypinator 0:bb348c97df44 41 #include "stm32_assert.h"
lypinator 0:bb348c97df44 42 #else
lypinator 0:bb348c97df44 43 #define assert_param(expr) ((void)0U)
lypinator 0:bb348c97df44 44 #endif
lypinator 0:bb348c97df44 45
lypinator 0:bb348c97df44 46 /** @addtogroup STM32F4xx_LL_Driver
lypinator 0:bb348c97df44 47 * @{
lypinator 0:bb348c97df44 48 */
lypinator 0:bb348c97df44 49
lypinator 0:bb348c97df44 50 #if defined(RTC)
lypinator 0:bb348c97df44 51
lypinator 0:bb348c97df44 52 /** @addtogroup RTC_LL
lypinator 0:bb348c97df44 53 * @{
lypinator 0:bb348c97df44 54 */
lypinator 0:bb348c97df44 55
lypinator 0:bb348c97df44 56 /* Private types -------------------------------------------------------------*/
lypinator 0:bb348c97df44 57 /* Private variables ---------------------------------------------------------*/
lypinator 0:bb348c97df44 58 /* Private constants ---------------------------------------------------------*/
lypinator 0:bb348c97df44 59 /** @addtogroup RTC_LL_Private_Constants
lypinator 0:bb348c97df44 60 * @{
lypinator 0:bb348c97df44 61 */
lypinator 0:bb348c97df44 62 /* Default values used for prescaler */
lypinator 0:bb348c97df44 63 #define RTC_ASYNCH_PRESC_DEFAULT 0x0000007FU
lypinator 0:bb348c97df44 64 #define RTC_SYNCH_PRESC_DEFAULT 0x000000FFU
lypinator 0:bb348c97df44 65
lypinator 0:bb348c97df44 66 /* Values used for timeout */
lypinator 0:bb348c97df44 67 #define RTC_INITMODE_TIMEOUT 1000U /* 1s when tick set to 1ms */
lypinator 0:bb348c97df44 68 #define RTC_SYNCHRO_TIMEOUT 1000U /* 1s when tick set to 1ms */
lypinator 0:bb348c97df44 69 /**
lypinator 0:bb348c97df44 70 * @}
lypinator 0:bb348c97df44 71 */
lypinator 0:bb348c97df44 72
lypinator 0:bb348c97df44 73 /* Private macros ------------------------------------------------------------*/
lypinator 0:bb348c97df44 74 /** @addtogroup RTC_LL_Private_Macros
lypinator 0:bb348c97df44 75 * @{
lypinator 0:bb348c97df44 76 */
lypinator 0:bb348c97df44 77
lypinator 0:bb348c97df44 78 #define IS_LL_RTC_HOURFORMAT(__VALUE__) (((__VALUE__) == LL_RTC_HOURFORMAT_24HOUR) \
lypinator 0:bb348c97df44 79 || ((__VALUE__) == LL_RTC_HOURFORMAT_AMPM))
lypinator 0:bb348c97df44 80
lypinator 0:bb348c97df44 81 #define IS_LL_RTC_ASYNCH_PREDIV(__VALUE__) ((__VALUE__) <= 0x7FU)
lypinator 0:bb348c97df44 82
lypinator 0:bb348c97df44 83 #define IS_LL_RTC_SYNCH_PREDIV(__VALUE__) ((__VALUE__) <= 0x7FFFU)
lypinator 0:bb348c97df44 84
lypinator 0:bb348c97df44 85 #define IS_LL_RTC_FORMAT(__VALUE__) (((__VALUE__) == LL_RTC_FORMAT_BIN) \
lypinator 0:bb348c97df44 86 || ((__VALUE__) == LL_RTC_FORMAT_BCD))
lypinator 0:bb348c97df44 87
lypinator 0:bb348c97df44 88 #define IS_LL_RTC_TIME_FORMAT(__VALUE__) (((__VALUE__) == LL_RTC_TIME_FORMAT_AM_OR_24) \
lypinator 0:bb348c97df44 89 || ((__VALUE__) == LL_RTC_TIME_FORMAT_PM))
lypinator 0:bb348c97df44 90
lypinator 0:bb348c97df44 91 #define IS_LL_RTC_HOUR12(__HOUR__) (((__HOUR__) > 0U) && ((__HOUR__) <= 12U))
lypinator 0:bb348c97df44 92 #define IS_LL_RTC_HOUR24(__HOUR__) ((__HOUR__) <= 23U)
lypinator 0:bb348c97df44 93 #define IS_LL_RTC_MINUTES(__MINUTES__) ((__MINUTES__) <= 59U)
lypinator 0:bb348c97df44 94 #define IS_LL_RTC_SECONDS(__SECONDS__) ((__SECONDS__) <= 59U)
lypinator 0:bb348c97df44 95
lypinator 0:bb348c97df44 96 #define IS_LL_RTC_WEEKDAY(__VALUE__) (((__VALUE__) == LL_RTC_WEEKDAY_MONDAY) \
lypinator 0:bb348c97df44 97 || ((__VALUE__) == LL_RTC_WEEKDAY_TUESDAY) \
lypinator 0:bb348c97df44 98 || ((__VALUE__) == LL_RTC_WEEKDAY_WEDNESDAY) \
lypinator 0:bb348c97df44 99 || ((__VALUE__) == LL_RTC_WEEKDAY_THURSDAY) \
lypinator 0:bb348c97df44 100 || ((__VALUE__) == LL_RTC_WEEKDAY_FRIDAY) \
lypinator 0:bb348c97df44 101 || ((__VALUE__) == LL_RTC_WEEKDAY_SATURDAY) \
lypinator 0:bb348c97df44 102 || ((__VALUE__) == LL_RTC_WEEKDAY_SUNDAY))
lypinator 0:bb348c97df44 103
lypinator 0:bb348c97df44 104 #define IS_LL_RTC_DAY(__DAY__) (((__DAY__) >= 1U) && ((__DAY__) <= 31U))
lypinator 0:bb348c97df44 105
lypinator 0:bb348c97df44 106 #define IS_LL_RTC_MONTH(__VALUE__) (((__VALUE__) == LL_RTC_MONTH_JANUARY) \
lypinator 0:bb348c97df44 107 || ((__VALUE__) == LL_RTC_MONTH_FEBRUARY) \
lypinator 0:bb348c97df44 108 || ((__VALUE__) == LL_RTC_MONTH_MARCH) \
lypinator 0:bb348c97df44 109 || ((__VALUE__) == LL_RTC_MONTH_APRIL) \
lypinator 0:bb348c97df44 110 || ((__VALUE__) == LL_RTC_MONTH_MAY) \
lypinator 0:bb348c97df44 111 || ((__VALUE__) == LL_RTC_MONTH_JUNE) \
lypinator 0:bb348c97df44 112 || ((__VALUE__) == LL_RTC_MONTH_JULY) \
lypinator 0:bb348c97df44 113 || ((__VALUE__) == LL_RTC_MONTH_AUGUST) \
lypinator 0:bb348c97df44 114 || ((__VALUE__) == LL_RTC_MONTH_SEPTEMBER) \
lypinator 0:bb348c97df44 115 || ((__VALUE__) == LL_RTC_MONTH_OCTOBER) \
lypinator 0:bb348c97df44 116 || ((__VALUE__) == LL_RTC_MONTH_NOVEMBER) \
lypinator 0:bb348c97df44 117 || ((__VALUE__) == LL_RTC_MONTH_DECEMBER))
lypinator 0:bb348c97df44 118
lypinator 0:bb348c97df44 119 #define IS_LL_RTC_YEAR(__YEAR__) ((__YEAR__) <= 99U)
lypinator 0:bb348c97df44 120
lypinator 0:bb348c97df44 121 #define IS_LL_RTC_ALMA_MASK(__VALUE__) (((__VALUE__) == LL_RTC_ALMA_MASK_NONE) \
lypinator 0:bb348c97df44 122 || ((__VALUE__) == LL_RTC_ALMA_MASK_DATEWEEKDAY) \
lypinator 0:bb348c97df44 123 || ((__VALUE__) == LL_RTC_ALMA_MASK_HOURS) \
lypinator 0:bb348c97df44 124 || ((__VALUE__) == LL_RTC_ALMA_MASK_MINUTES) \
lypinator 0:bb348c97df44 125 || ((__VALUE__) == LL_RTC_ALMA_MASK_SECONDS) \
lypinator 0:bb348c97df44 126 || ((__VALUE__) == LL_RTC_ALMA_MASK_ALL))
lypinator 0:bb348c97df44 127
lypinator 0:bb348c97df44 128 #define IS_LL_RTC_ALMB_MASK(__VALUE__) (((__VALUE__) == LL_RTC_ALMB_MASK_NONE) \
lypinator 0:bb348c97df44 129 || ((__VALUE__) == LL_RTC_ALMB_MASK_DATEWEEKDAY) \
lypinator 0:bb348c97df44 130 || ((__VALUE__) == LL_RTC_ALMB_MASK_HOURS) \
lypinator 0:bb348c97df44 131 || ((__VALUE__) == LL_RTC_ALMB_MASK_MINUTES) \
lypinator 0:bb348c97df44 132 || ((__VALUE__) == LL_RTC_ALMB_MASK_SECONDS) \
lypinator 0:bb348c97df44 133 || ((__VALUE__) == LL_RTC_ALMB_MASK_ALL))
lypinator 0:bb348c97df44 134
lypinator 0:bb348c97df44 135
lypinator 0:bb348c97df44 136 #define IS_LL_RTC_ALMA_DATE_WEEKDAY_SEL(__SEL__) (((__SEL__) == LL_RTC_ALMA_DATEWEEKDAYSEL_DATE) || \
lypinator 0:bb348c97df44 137 ((__SEL__) == LL_RTC_ALMA_DATEWEEKDAYSEL_WEEKDAY))
lypinator 0:bb348c97df44 138
lypinator 0:bb348c97df44 139 #define IS_LL_RTC_ALMB_DATE_WEEKDAY_SEL(__SEL__) (((__SEL__) == LL_RTC_ALMB_DATEWEEKDAYSEL_DATE) || \
lypinator 0:bb348c97df44 140 ((__SEL__) == LL_RTC_ALMB_DATEWEEKDAYSEL_WEEKDAY))
lypinator 0:bb348c97df44 141
lypinator 0:bb348c97df44 142
lypinator 0:bb348c97df44 143 /**
lypinator 0:bb348c97df44 144 * @}
lypinator 0:bb348c97df44 145 */
lypinator 0:bb348c97df44 146 /* Private function prototypes -----------------------------------------------*/
lypinator 0:bb348c97df44 147 /* Exported functions --------------------------------------------------------*/
lypinator 0:bb348c97df44 148 /** @addtogroup RTC_LL_Exported_Functions
lypinator 0:bb348c97df44 149 * @{
lypinator 0:bb348c97df44 150 */
lypinator 0:bb348c97df44 151
lypinator 0:bb348c97df44 152 /** @addtogroup RTC_LL_EF_Init
lypinator 0:bb348c97df44 153 * @{
lypinator 0:bb348c97df44 154 */
lypinator 0:bb348c97df44 155
lypinator 0:bb348c97df44 156 /**
lypinator 0:bb348c97df44 157 * @brief De-Initializes the RTC registers to their default reset values.
lypinator 0:bb348c97df44 158 * @note This function doesn't reset the RTC Clock source and RTC Backup Data
lypinator 0:bb348c97df44 159 * registers.
lypinator 0:bb348c97df44 160 * @param RTCx RTC Instance
lypinator 0:bb348c97df44 161 * @retval An ErrorStatus enumeration value:
lypinator 0:bb348c97df44 162 * - SUCCESS: RTC registers are de-initialized
lypinator 0:bb348c97df44 163 * - ERROR: RTC registers are not de-initialized
lypinator 0:bb348c97df44 164 */
lypinator 0:bb348c97df44 165 ErrorStatus LL_RTC_DeInit(RTC_TypeDef *RTCx)
lypinator 0:bb348c97df44 166 {
lypinator 0:bb348c97df44 167 ErrorStatus status = ERROR;
lypinator 0:bb348c97df44 168
lypinator 0:bb348c97df44 169 /* Check the parameter */
lypinator 0:bb348c97df44 170 assert_param(IS_RTC_ALL_INSTANCE(RTCx));
lypinator 0:bb348c97df44 171
lypinator 0:bb348c97df44 172 /* Disable the write protection for RTC registers */
lypinator 0:bb348c97df44 173 LL_RTC_DisableWriteProtection(RTCx);
lypinator 0:bb348c97df44 174
lypinator 0:bb348c97df44 175 /* Set Initialization mode */
lypinator 0:bb348c97df44 176 if (LL_RTC_EnterInitMode(RTCx) != ERROR)
lypinator 0:bb348c97df44 177 {
lypinator 0:bb348c97df44 178 /* Reset TR, DR and CR registers */
lypinator 0:bb348c97df44 179 LL_RTC_WriteReg(RTCx, TR, 0x00000000U);
lypinator 0:bb348c97df44 180 #if defined(RTC_WAKEUP_SUPPORT)
lypinator 0:bb348c97df44 181 LL_RTC_WriteReg(RTCx, WUTR, RTC_WUTR_WUT);
lypinator 0:bb348c97df44 182 #endif /* RTC_WAKEUP_SUPPORT */
lypinator 0:bb348c97df44 183 LL_RTC_WriteReg(RTCx, DR , (RTC_DR_WDU_0 | RTC_DR_MU_0 | RTC_DR_DU_0));
lypinator 0:bb348c97df44 184 /* Reset All CR bits except CR[2:0] */
lypinator 0:bb348c97df44 185 #if defined(RTC_WAKEUP_SUPPORT)
lypinator 0:bb348c97df44 186 LL_RTC_WriteReg(RTCx, CR, (LL_RTC_ReadReg(RTCx, CR) & RTC_CR_WUCKSEL));
lypinator 0:bb348c97df44 187 #else
lypinator 0:bb348c97df44 188 LL_RTC_WriteReg(RTCx, CR, 0x00000000U);
lypinator 0:bb348c97df44 189 #endif /* RTC_WAKEUP_SUPPORT */
lypinator 0:bb348c97df44 190 LL_RTC_WriteReg(RTCx, PRER, (RTC_PRER_PREDIV_A | RTC_SYNCH_PRESC_DEFAULT));
lypinator 0:bb348c97df44 191 LL_RTC_WriteReg(RTCx, ALRMAR, 0x00000000U);
lypinator 0:bb348c97df44 192 LL_RTC_WriteReg(RTCx, ALRMBR, 0x00000000U);
lypinator 0:bb348c97df44 193 LL_RTC_WriteReg(RTCx, SHIFTR, 0x00000000U);
lypinator 0:bb348c97df44 194 LL_RTC_WriteReg(RTCx, CALR, 0x00000000U);
lypinator 0:bb348c97df44 195 LL_RTC_WriteReg(RTCx, ALRMASSR, 0x00000000U);
lypinator 0:bb348c97df44 196 LL_RTC_WriteReg(RTCx, ALRMBSSR, 0x00000000U);
lypinator 0:bb348c97df44 197
lypinator 0:bb348c97df44 198 /* Reset ISR register and exit initialization mode */
lypinator 0:bb348c97df44 199 LL_RTC_WriteReg(RTCx, ISR, 0x00000000U);
lypinator 0:bb348c97df44 200
lypinator 0:bb348c97df44 201 /* Reset Tamper and alternate functions configuration register */
lypinator 0:bb348c97df44 202 LL_RTC_WriteReg(RTCx, TAFCR, 0x00000000U);
lypinator 0:bb348c97df44 203
lypinator 0:bb348c97df44 204 /* Wait till the RTC RSF flag is set */
lypinator 0:bb348c97df44 205 status = LL_RTC_WaitForSynchro(RTCx);
lypinator 0:bb348c97df44 206 }
lypinator 0:bb348c97df44 207
lypinator 0:bb348c97df44 208 /* Enable the write protection for RTC registers */
lypinator 0:bb348c97df44 209 LL_RTC_EnableWriteProtection(RTCx);
lypinator 0:bb348c97df44 210
lypinator 0:bb348c97df44 211 return status;
lypinator 0:bb348c97df44 212 }
lypinator 0:bb348c97df44 213
lypinator 0:bb348c97df44 214 /**
lypinator 0:bb348c97df44 215 * @brief Initializes the RTC registers according to the specified parameters
lypinator 0:bb348c97df44 216 * in RTC_InitStruct.
lypinator 0:bb348c97df44 217 * @param RTCx RTC Instance
lypinator 0:bb348c97df44 218 * @param RTC_InitStruct pointer to a @ref LL_RTC_InitTypeDef structure that contains
lypinator 0:bb348c97df44 219 * the configuration information for the RTC peripheral.
lypinator 0:bb348c97df44 220 * @note The RTC Prescaler register is write protected and can be written in
lypinator 0:bb348c97df44 221 * initialization mode only.
lypinator 0:bb348c97df44 222 * @retval An ErrorStatus enumeration value:
lypinator 0:bb348c97df44 223 * - SUCCESS: RTC registers are initialized
lypinator 0:bb348c97df44 224 * - ERROR: RTC registers are not initialized
lypinator 0:bb348c97df44 225 */
lypinator 0:bb348c97df44 226 ErrorStatus LL_RTC_Init(RTC_TypeDef *RTCx, LL_RTC_InitTypeDef *RTC_InitStruct)
lypinator 0:bb348c97df44 227 {
lypinator 0:bb348c97df44 228 ErrorStatus status = ERROR;
lypinator 0:bb348c97df44 229
lypinator 0:bb348c97df44 230 /* Check the parameters */
lypinator 0:bb348c97df44 231 assert_param(IS_RTC_ALL_INSTANCE(RTCx));
lypinator 0:bb348c97df44 232 assert_param(IS_LL_RTC_HOURFORMAT(RTC_InitStruct->HourFormat));
lypinator 0:bb348c97df44 233 assert_param(IS_LL_RTC_ASYNCH_PREDIV(RTC_InitStruct->AsynchPrescaler));
lypinator 0:bb348c97df44 234 assert_param(IS_LL_RTC_SYNCH_PREDIV(RTC_InitStruct->SynchPrescaler));
lypinator 0:bb348c97df44 235
lypinator 0:bb348c97df44 236 /* Disable the write protection for RTC registers */
lypinator 0:bb348c97df44 237 LL_RTC_DisableWriteProtection(RTCx);
lypinator 0:bb348c97df44 238
lypinator 0:bb348c97df44 239 /* Set Initialization mode */
lypinator 0:bb348c97df44 240 if (LL_RTC_EnterInitMode(RTCx) != ERROR)
lypinator 0:bb348c97df44 241 {
lypinator 0:bb348c97df44 242 /* Set Hour Format */
lypinator 0:bb348c97df44 243 LL_RTC_SetHourFormat(RTCx, RTC_InitStruct->HourFormat);
lypinator 0:bb348c97df44 244
lypinator 0:bb348c97df44 245 /* Configure Synchronous and Asynchronous prescaler factor */
lypinator 0:bb348c97df44 246 LL_RTC_SetSynchPrescaler(RTCx, RTC_InitStruct->SynchPrescaler);
lypinator 0:bb348c97df44 247 LL_RTC_SetAsynchPrescaler(RTCx, RTC_InitStruct->AsynchPrescaler);
lypinator 0:bb348c97df44 248
lypinator 0:bb348c97df44 249 /* Exit Initialization mode */
lypinator 0:bb348c97df44 250 LL_RTC_DisableInitMode(RTCx);
lypinator 0:bb348c97df44 251
lypinator 0:bb348c97df44 252 status = SUCCESS;
lypinator 0:bb348c97df44 253 }
lypinator 0:bb348c97df44 254 /* Enable the write protection for RTC registers */
lypinator 0:bb348c97df44 255 LL_RTC_EnableWriteProtection(RTCx);
lypinator 0:bb348c97df44 256
lypinator 0:bb348c97df44 257 return status;
lypinator 0:bb348c97df44 258 }
lypinator 0:bb348c97df44 259
lypinator 0:bb348c97df44 260 /**
lypinator 0:bb348c97df44 261 * @brief Set each @ref LL_RTC_InitTypeDef field to default value.
lypinator 0:bb348c97df44 262 * @param RTC_InitStruct pointer to a @ref LL_RTC_InitTypeDef structure which will be initialized.
lypinator 0:bb348c97df44 263 * @retval None
lypinator 0:bb348c97df44 264 */
lypinator 0:bb348c97df44 265 void LL_RTC_StructInit(LL_RTC_InitTypeDef *RTC_InitStruct)
lypinator 0:bb348c97df44 266 {
lypinator 0:bb348c97df44 267 /* Set RTC_InitStruct fields to default values */
lypinator 0:bb348c97df44 268 RTC_InitStruct->HourFormat = LL_RTC_HOURFORMAT_24HOUR;
lypinator 0:bb348c97df44 269 RTC_InitStruct->AsynchPrescaler = RTC_ASYNCH_PRESC_DEFAULT;
lypinator 0:bb348c97df44 270 RTC_InitStruct->SynchPrescaler = RTC_SYNCH_PRESC_DEFAULT;
lypinator 0:bb348c97df44 271 }
lypinator 0:bb348c97df44 272
lypinator 0:bb348c97df44 273 /**
lypinator 0:bb348c97df44 274 * @brief Set the RTC current time.
lypinator 0:bb348c97df44 275 * @param RTCx RTC Instance
lypinator 0:bb348c97df44 276 * @param RTC_Format This parameter can be one of the following values:
lypinator 0:bb348c97df44 277 * @arg @ref LL_RTC_FORMAT_BIN
lypinator 0:bb348c97df44 278 * @arg @ref LL_RTC_FORMAT_BCD
lypinator 0:bb348c97df44 279 * @param RTC_TimeStruct pointer to a RTC_TimeTypeDef structure that contains
lypinator 0:bb348c97df44 280 * the time configuration information for the RTC.
lypinator 0:bb348c97df44 281 * @retval An ErrorStatus enumeration value:
lypinator 0:bb348c97df44 282 * - SUCCESS: RTC Time register is configured
lypinator 0:bb348c97df44 283 * - ERROR: RTC Time register is not configured
lypinator 0:bb348c97df44 284 */
lypinator 0:bb348c97df44 285 ErrorStatus LL_RTC_TIME_Init(RTC_TypeDef *RTCx, uint32_t RTC_Format, LL_RTC_TimeTypeDef *RTC_TimeStruct)
lypinator 0:bb348c97df44 286 {
lypinator 0:bb348c97df44 287 ErrorStatus status = ERROR;
lypinator 0:bb348c97df44 288
lypinator 0:bb348c97df44 289 /* Check the parameters */
lypinator 0:bb348c97df44 290 assert_param(IS_RTC_ALL_INSTANCE(RTCx));
lypinator 0:bb348c97df44 291 assert_param(IS_LL_RTC_FORMAT(RTC_Format));
lypinator 0:bb348c97df44 292
lypinator 0:bb348c97df44 293 if (RTC_Format == LL_RTC_FORMAT_BIN)
lypinator 0:bb348c97df44 294 {
lypinator 0:bb348c97df44 295 if (LL_RTC_GetHourFormat(RTCx) != LL_RTC_HOURFORMAT_24HOUR)
lypinator 0:bb348c97df44 296 {
lypinator 0:bb348c97df44 297 assert_param(IS_LL_RTC_HOUR12(RTC_TimeStruct->Hours));
lypinator 0:bb348c97df44 298 assert_param(IS_LL_RTC_TIME_FORMAT(RTC_TimeStruct->TimeFormat));
lypinator 0:bb348c97df44 299 }
lypinator 0:bb348c97df44 300 else
lypinator 0:bb348c97df44 301 {
lypinator 0:bb348c97df44 302 RTC_TimeStruct->TimeFormat = 0x00U;
lypinator 0:bb348c97df44 303 assert_param(IS_LL_RTC_HOUR24(RTC_TimeStruct->Hours));
lypinator 0:bb348c97df44 304 }
lypinator 0:bb348c97df44 305 assert_param(IS_LL_RTC_MINUTES(RTC_TimeStruct->Minutes));
lypinator 0:bb348c97df44 306 assert_param(IS_LL_RTC_SECONDS(RTC_TimeStruct->Seconds));
lypinator 0:bb348c97df44 307 }
lypinator 0:bb348c97df44 308 else
lypinator 0:bb348c97df44 309 {
lypinator 0:bb348c97df44 310 if (LL_RTC_GetHourFormat(RTCx) != LL_RTC_HOURFORMAT_24HOUR)
lypinator 0:bb348c97df44 311 {
lypinator 0:bb348c97df44 312 assert_param(IS_LL_RTC_HOUR12(__LL_RTC_CONVERT_BCD2BIN(RTC_TimeStruct->Hours)));
lypinator 0:bb348c97df44 313 assert_param(IS_LL_RTC_TIME_FORMAT(RTC_TimeStruct->TimeFormat));
lypinator 0:bb348c97df44 314 }
lypinator 0:bb348c97df44 315 else
lypinator 0:bb348c97df44 316 {
lypinator 0:bb348c97df44 317 RTC_TimeStruct->TimeFormat = 0x00U;
lypinator 0:bb348c97df44 318 assert_param(IS_LL_RTC_HOUR24(__LL_RTC_CONVERT_BCD2BIN(RTC_TimeStruct->Hours)));
lypinator 0:bb348c97df44 319 }
lypinator 0:bb348c97df44 320 assert_param(IS_LL_RTC_MINUTES(__LL_RTC_CONVERT_BCD2BIN(RTC_TimeStruct->Minutes)));
lypinator 0:bb348c97df44 321 assert_param(IS_LL_RTC_SECONDS(__LL_RTC_CONVERT_BCD2BIN(RTC_TimeStruct->Seconds)));
lypinator 0:bb348c97df44 322 }
lypinator 0:bb348c97df44 323
lypinator 0:bb348c97df44 324 /* Disable the write protection for RTC registers */
lypinator 0:bb348c97df44 325 LL_RTC_DisableWriteProtection(RTCx);
lypinator 0:bb348c97df44 326
lypinator 0:bb348c97df44 327 /* Set Initialization mode */
lypinator 0:bb348c97df44 328 if (LL_RTC_EnterInitMode(RTCx) != ERROR)
lypinator 0:bb348c97df44 329 {
lypinator 0:bb348c97df44 330 /* Check the input parameters format */
lypinator 0:bb348c97df44 331 if (RTC_Format != LL_RTC_FORMAT_BIN)
lypinator 0:bb348c97df44 332 {
lypinator 0:bb348c97df44 333 LL_RTC_TIME_Config(RTCx, RTC_TimeStruct->TimeFormat, RTC_TimeStruct->Hours,
lypinator 0:bb348c97df44 334 RTC_TimeStruct->Minutes, RTC_TimeStruct->Seconds);
lypinator 0:bb348c97df44 335 }
lypinator 0:bb348c97df44 336 else
lypinator 0:bb348c97df44 337 {
lypinator 0:bb348c97df44 338 LL_RTC_TIME_Config(RTCx, RTC_TimeStruct->TimeFormat, __LL_RTC_CONVERT_BIN2BCD(RTC_TimeStruct->Hours),
lypinator 0:bb348c97df44 339 __LL_RTC_CONVERT_BIN2BCD(RTC_TimeStruct->Minutes),
lypinator 0:bb348c97df44 340 __LL_RTC_CONVERT_BIN2BCD(RTC_TimeStruct->Seconds));
lypinator 0:bb348c97df44 341 }
lypinator 0:bb348c97df44 342
lypinator 0:bb348c97df44 343 /* Exit Initialization mode */
lypinator 0:bb348c97df44 344 LL_RTC_DisableInitMode(RTC);
lypinator 0:bb348c97df44 345
lypinator 0:bb348c97df44 346 /* If RTC_CR_BYPSHAD bit = 0, wait for synchro else this check is not needed */
lypinator 0:bb348c97df44 347 if (LL_RTC_IsShadowRegBypassEnabled(RTCx) == 0U)
lypinator 0:bb348c97df44 348 {
lypinator 0:bb348c97df44 349 status = LL_RTC_WaitForSynchro(RTCx);
lypinator 0:bb348c97df44 350 }
lypinator 0:bb348c97df44 351 else
lypinator 0:bb348c97df44 352 {
lypinator 0:bb348c97df44 353 status = SUCCESS;
lypinator 0:bb348c97df44 354 }
lypinator 0:bb348c97df44 355 }
lypinator 0:bb348c97df44 356 /* Enable the write protection for RTC registers */
lypinator 0:bb348c97df44 357 LL_RTC_EnableWriteProtection(RTCx);
lypinator 0:bb348c97df44 358
lypinator 0:bb348c97df44 359 return status;
lypinator 0:bb348c97df44 360 }
lypinator 0:bb348c97df44 361
lypinator 0:bb348c97df44 362 /**
lypinator 0:bb348c97df44 363 * @brief Set each @ref LL_RTC_TimeTypeDef field to default value (Time = 00h:00min:00sec).
lypinator 0:bb348c97df44 364 * @param RTC_TimeStruct pointer to a @ref LL_RTC_TimeTypeDef structure which will be initialized.
lypinator 0:bb348c97df44 365 * @retval None
lypinator 0:bb348c97df44 366 */
lypinator 0:bb348c97df44 367 void LL_RTC_TIME_StructInit(LL_RTC_TimeTypeDef *RTC_TimeStruct)
lypinator 0:bb348c97df44 368 {
lypinator 0:bb348c97df44 369 /* Time = 00h:00min:00sec */
lypinator 0:bb348c97df44 370 RTC_TimeStruct->TimeFormat = LL_RTC_TIME_FORMAT_AM_OR_24;
lypinator 0:bb348c97df44 371 RTC_TimeStruct->Hours = 0U;
lypinator 0:bb348c97df44 372 RTC_TimeStruct->Minutes = 0U;
lypinator 0:bb348c97df44 373 RTC_TimeStruct->Seconds = 0U;
lypinator 0:bb348c97df44 374 }
lypinator 0:bb348c97df44 375
lypinator 0:bb348c97df44 376 /**
lypinator 0:bb348c97df44 377 * @brief Set the RTC current date.
lypinator 0:bb348c97df44 378 * @param RTCx RTC Instance
lypinator 0:bb348c97df44 379 * @param RTC_Format This parameter can be one of the following values:
lypinator 0:bb348c97df44 380 * @arg @ref LL_RTC_FORMAT_BIN
lypinator 0:bb348c97df44 381 * @arg @ref LL_RTC_FORMAT_BCD
lypinator 0:bb348c97df44 382 * @param RTC_DateStruct pointer to a RTC_DateTypeDef structure that contains
lypinator 0:bb348c97df44 383 * the date configuration information for the RTC.
lypinator 0:bb348c97df44 384 * @retval An ErrorStatus enumeration value:
lypinator 0:bb348c97df44 385 * - SUCCESS: RTC Day register is configured
lypinator 0:bb348c97df44 386 * - ERROR: RTC Day register is not configured
lypinator 0:bb348c97df44 387 */
lypinator 0:bb348c97df44 388 ErrorStatus LL_RTC_DATE_Init(RTC_TypeDef *RTCx, uint32_t RTC_Format, LL_RTC_DateTypeDef *RTC_DateStruct)
lypinator 0:bb348c97df44 389 {
lypinator 0:bb348c97df44 390 ErrorStatus status = ERROR;
lypinator 0:bb348c97df44 391
lypinator 0:bb348c97df44 392 /* Check the parameters */
lypinator 0:bb348c97df44 393 assert_param(IS_RTC_ALL_INSTANCE(RTCx));
lypinator 0:bb348c97df44 394 assert_param(IS_LL_RTC_FORMAT(RTC_Format));
lypinator 0:bb348c97df44 395
lypinator 0:bb348c97df44 396 if ((RTC_Format == LL_RTC_FORMAT_BIN) && ((RTC_DateStruct->Month & 0x10U) == 0x10U))
lypinator 0:bb348c97df44 397 {
lypinator 0:bb348c97df44 398 RTC_DateStruct->Month = (RTC_DateStruct->Month & (uint32_t)~(0x10U)) + 0x0AU;
lypinator 0:bb348c97df44 399 }
lypinator 0:bb348c97df44 400 if (RTC_Format == LL_RTC_FORMAT_BIN)
lypinator 0:bb348c97df44 401 {
lypinator 0:bb348c97df44 402 assert_param(IS_LL_RTC_YEAR(RTC_DateStruct->Year));
lypinator 0:bb348c97df44 403 assert_param(IS_LL_RTC_MONTH(RTC_DateStruct->Month));
lypinator 0:bb348c97df44 404 assert_param(IS_LL_RTC_DAY(RTC_DateStruct->Day));
lypinator 0:bb348c97df44 405 }
lypinator 0:bb348c97df44 406 else
lypinator 0:bb348c97df44 407 {
lypinator 0:bb348c97df44 408 assert_param(IS_LL_RTC_YEAR(__LL_RTC_CONVERT_BCD2BIN(RTC_DateStruct->Year)));
lypinator 0:bb348c97df44 409 assert_param(IS_LL_RTC_MONTH(__LL_RTC_CONVERT_BCD2BIN(RTC_DateStruct->Month)));
lypinator 0:bb348c97df44 410 assert_param(IS_LL_RTC_DAY(__LL_RTC_CONVERT_BCD2BIN(RTC_DateStruct->Day)));
lypinator 0:bb348c97df44 411 }
lypinator 0:bb348c97df44 412 assert_param(IS_LL_RTC_WEEKDAY(RTC_DateStruct->WeekDay));
lypinator 0:bb348c97df44 413
lypinator 0:bb348c97df44 414 /* Disable the write protection for RTC registers */
lypinator 0:bb348c97df44 415 LL_RTC_DisableWriteProtection(RTCx);
lypinator 0:bb348c97df44 416
lypinator 0:bb348c97df44 417 /* Set Initialization mode */
lypinator 0:bb348c97df44 418 if (LL_RTC_EnterInitMode(RTCx) != ERROR)
lypinator 0:bb348c97df44 419 {
lypinator 0:bb348c97df44 420 /* Check the input parameters format */
lypinator 0:bb348c97df44 421 if (RTC_Format != LL_RTC_FORMAT_BIN)
lypinator 0:bb348c97df44 422 {
lypinator 0:bb348c97df44 423 LL_RTC_DATE_Config(RTCx, RTC_DateStruct->WeekDay, RTC_DateStruct->Day, RTC_DateStruct->Month, RTC_DateStruct->Year);
lypinator 0:bb348c97df44 424 }
lypinator 0:bb348c97df44 425 else
lypinator 0:bb348c97df44 426 {
lypinator 0:bb348c97df44 427 LL_RTC_DATE_Config(RTCx, RTC_DateStruct->WeekDay, __LL_RTC_CONVERT_BIN2BCD(RTC_DateStruct->Day),
lypinator 0:bb348c97df44 428 __LL_RTC_CONVERT_BIN2BCD(RTC_DateStruct->Month), __LL_RTC_CONVERT_BIN2BCD(RTC_DateStruct->Year));
lypinator 0:bb348c97df44 429 }
lypinator 0:bb348c97df44 430
lypinator 0:bb348c97df44 431 /* Exit Initialization mode */
lypinator 0:bb348c97df44 432 LL_RTC_DisableInitMode(RTC);
lypinator 0:bb348c97df44 433
lypinator 0:bb348c97df44 434 /* If RTC_CR_BYPSHAD bit = 0, wait for synchro else this check is not needed */
lypinator 0:bb348c97df44 435 if (LL_RTC_IsShadowRegBypassEnabled(RTCx) == 0U)
lypinator 0:bb348c97df44 436 {
lypinator 0:bb348c97df44 437 status = LL_RTC_WaitForSynchro(RTCx);
lypinator 0:bb348c97df44 438 }
lypinator 0:bb348c97df44 439 else
lypinator 0:bb348c97df44 440 {
lypinator 0:bb348c97df44 441 status = SUCCESS;
lypinator 0:bb348c97df44 442 }
lypinator 0:bb348c97df44 443 }
lypinator 0:bb348c97df44 444 /* Enable the write protection for RTC registers */
lypinator 0:bb348c97df44 445 LL_RTC_EnableWriteProtection(RTCx);
lypinator 0:bb348c97df44 446
lypinator 0:bb348c97df44 447 return status;
lypinator 0:bb348c97df44 448 }
lypinator 0:bb348c97df44 449
lypinator 0:bb348c97df44 450 /**
lypinator 0:bb348c97df44 451 * @brief Set each @ref LL_RTC_DateTypeDef field to default value (date = Monday, January 01 xx00)
lypinator 0:bb348c97df44 452 * @param RTC_DateStruct pointer to a @ref LL_RTC_DateTypeDef structure which will be initialized.
lypinator 0:bb348c97df44 453 * @retval None
lypinator 0:bb348c97df44 454 */
lypinator 0:bb348c97df44 455 void LL_RTC_DATE_StructInit(LL_RTC_DateTypeDef *RTC_DateStruct)
lypinator 0:bb348c97df44 456 {
lypinator 0:bb348c97df44 457 /* Monday, January 01 xx00 */
lypinator 0:bb348c97df44 458 RTC_DateStruct->WeekDay = LL_RTC_WEEKDAY_MONDAY;
lypinator 0:bb348c97df44 459 RTC_DateStruct->Day = 1U;
lypinator 0:bb348c97df44 460 RTC_DateStruct->Month = LL_RTC_MONTH_JANUARY;
lypinator 0:bb348c97df44 461 RTC_DateStruct->Year = 0U;
lypinator 0:bb348c97df44 462 }
lypinator 0:bb348c97df44 463
lypinator 0:bb348c97df44 464 /**
lypinator 0:bb348c97df44 465 * @brief Set the RTC Alarm A.
lypinator 0:bb348c97df44 466 * @note The Alarm register can only be written when the corresponding Alarm
lypinator 0:bb348c97df44 467 * is disabled (Use @ref LL_RTC_ALMA_Disable function).
lypinator 0:bb348c97df44 468 * @param RTCx RTC Instance
lypinator 0:bb348c97df44 469 * @param RTC_Format This parameter can be one of the following values:
lypinator 0:bb348c97df44 470 * @arg @ref LL_RTC_FORMAT_BIN
lypinator 0:bb348c97df44 471 * @arg @ref LL_RTC_FORMAT_BCD
lypinator 0:bb348c97df44 472 * @param RTC_AlarmStruct pointer to a @ref LL_RTC_AlarmTypeDef structure that
lypinator 0:bb348c97df44 473 * contains the alarm configuration parameters.
lypinator 0:bb348c97df44 474 * @retval An ErrorStatus enumeration value:
lypinator 0:bb348c97df44 475 * - SUCCESS: ALARMA registers are configured
lypinator 0:bb348c97df44 476 * - ERROR: ALARMA registers are not configured
lypinator 0:bb348c97df44 477 */
lypinator 0:bb348c97df44 478 ErrorStatus LL_RTC_ALMA_Init(RTC_TypeDef *RTCx, uint32_t RTC_Format, LL_RTC_AlarmTypeDef *RTC_AlarmStruct)
lypinator 0:bb348c97df44 479 {
lypinator 0:bb348c97df44 480 /* Check the parameters */
lypinator 0:bb348c97df44 481 assert_param(IS_RTC_ALL_INSTANCE(RTCx));
lypinator 0:bb348c97df44 482 assert_param(IS_LL_RTC_FORMAT(RTC_Format));
lypinator 0:bb348c97df44 483 assert_param(IS_LL_RTC_ALMA_MASK(RTC_AlarmStruct->AlarmMask));
lypinator 0:bb348c97df44 484 assert_param(IS_LL_RTC_ALMA_DATE_WEEKDAY_SEL(RTC_AlarmStruct->AlarmDateWeekDaySel));
lypinator 0:bb348c97df44 485
lypinator 0:bb348c97df44 486 if (RTC_Format == LL_RTC_FORMAT_BIN)
lypinator 0:bb348c97df44 487 {
lypinator 0:bb348c97df44 488 if (LL_RTC_GetHourFormat(RTCx) != LL_RTC_HOURFORMAT_24HOUR)
lypinator 0:bb348c97df44 489 {
lypinator 0:bb348c97df44 490 assert_param(IS_LL_RTC_HOUR12(RTC_AlarmStruct->AlarmTime.Hours));
lypinator 0:bb348c97df44 491 assert_param(IS_LL_RTC_TIME_FORMAT(RTC_AlarmStruct->AlarmTime.TimeFormat));
lypinator 0:bb348c97df44 492 }
lypinator 0:bb348c97df44 493 else
lypinator 0:bb348c97df44 494 {
lypinator 0:bb348c97df44 495 RTC_AlarmStruct->AlarmTime.TimeFormat = 0x00U;
lypinator 0:bb348c97df44 496 assert_param(IS_LL_RTC_HOUR24(RTC_AlarmStruct->AlarmTime.Hours));
lypinator 0:bb348c97df44 497 }
lypinator 0:bb348c97df44 498 assert_param(IS_LL_RTC_MINUTES(RTC_AlarmStruct->AlarmTime.Minutes));
lypinator 0:bb348c97df44 499 assert_param(IS_LL_RTC_SECONDS(RTC_AlarmStruct->AlarmTime.Seconds));
lypinator 0:bb348c97df44 500
lypinator 0:bb348c97df44 501 if (RTC_AlarmStruct->AlarmDateWeekDaySel == LL_RTC_ALMA_DATEWEEKDAYSEL_DATE)
lypinator 0:bb348c97df44 502 {
lypinator 0:bb348c97df44 503 assert_param(IS_LL_RTC_DAY(RTC_AlarmStruct->AlarmDateWeekDay));
lypinator 0:bb348c97df44 504 }
lypinator 0:bb348c97df44 505 else
lypinator 0:bb348c97df44 506 {
lypinator 0:bb348c97df44 507 assert_param(IS_LL_RTC_WEEKDAY(RTC_AlarmStruct->AlarmDateWeekDay));
lypinator 0:bb348c97df44 508 }
lypinator 0:bb348c97df44 509 }
lypinator 0:bb348c97df44 510 else
lypinator 0:bb348c97df44 511 {
lypinator 0:bb348c97df44 512 if (LL_RTC_GetHourFormat(RTCx) != LL_RTC_HOURFORMAT_24HOUR)
lypinator 0:bb348c97df44 513 {
lypinator 0:bb348c97df44 514 assert_param(IS_LL_RTC_HOUR12(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Hours)));
lypinator 0:bb348c97df44 515 assert_param(IS_LL_RTC_TIME_FORMAT(RTC_AlarmStruct->AlarmTime.TimeFormat));
lypinator 0:bb348c97df44 516 }
lypinator 0:bb348c97df44 517 else
lypinator 0:bb348c97df44 518 {
lypinator 0:bb348c97df44 519 RTC_AlarmStruct->AlarmTime.TimeFormat = 0x00U;
lypinator 0:bb348c97df44 520 assert_param(IS_LL_RTC_HOUR24(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Hours)));
lypinator 0:bb348c97df44 521 }
lypinator 0:bb348c97df44 522
lypinator 0:bb348c97df44 523 assert_param(IS_LL_RTC_MINUTES(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Minutes)));
lypinator 0:bb348c97df44 524 assert_param(IS_LL_RTC_SECONDS(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Seconds)));
lypinator 0:bb348c97df44 525
lypinator 0:bb348c97df44 526 if (RTC_AlarmStruct->AlarmDateWeekDaySel == LL_RTC_ALMA_DATEWEEKDAYSEL_DATE)
lypinator 0:bb348c97df44 527 {
lypinator 0:bb348c97df44 528 assert_param(IS_LL_RTC_DAY(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmDateWeekDay)));
lypinator 0:bb348c97df44 529 }
lypinator 0:bb348c97df44 530 else
lypinator 0:bb348c97df44 531 {
lypinator 0:bb348c97df44 532 assert_param(IS_LL_RTC_WEEKDAY(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmDateWeekDay)));
lypinator 0:bb348c97df44 533 }
lypinator 0:bb348c97df44 534 }
lypinator 0:bb348c97df44 535
lypinator 0:bb348c97df44 536 /* Disable the write protection for RTC registers */
lypinator 0:bb348c97df44 537 LL_RTC_DisableWriteProtection(RTCx);
lypinator 0:bb348c97df44 538
lypinator 0:bb348c97df44 539 /* Select weekday selection */
lypinator 0:bb348c97df44 540 if (RTC_AlarmStruct->AlarmDateWeekDaySel == LL_RTC_ALMA_DATEWEEKDAYSEL_DATE)
lypinator 0:bb348c97df44 541 {
lypinator 0:bb348c97df44 542 /* Set the date for ALARM */
lypinator 0:bb348c97df44 543 LL_RTC_ALMA_DisableWeekday(RTCx);
lypinator 0:bb348c97df44 544 if (RTC_Format != LL_RTC_FORMAT_BIN)
lypinator 0:bb348c97df44 545 {
lypinator 0:bb348c97df44 546 LL_RTC_ALMA_SetDay(RTCx, RTC_AlarmStruct->AlarmDateWeekDay);
lypinator 0:bb348c97df44 547 }
lypinator 0:bb348c97df44 548 else
lypinator 0:bb348c97df44 549 {
lypinator 0:bb348c97df44 550 LL_RTC_ALMA_SetDay(RTCx, __LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmDateWeekDay));
lypinator 0:bb348c97df44 551 }
lypinator 0:bb348c97df44 552 }
lypinator 0:bb348c97df44 553 else
lypinator 0:bb348c97df44 554 {
lypinator 0:bb348c97df44 555 /* Set the week day for ALARM */
lypinator 0:bb348c97df44 556 LL_RTC_ALMA_EnableWeekday(RTCx);
lypinator 0:bb348c97df44 557 LL_RTC_ALMA_SetWeekDay(RTCx, RTC_AlarmStruct->AlarmDateWeekDay);
lypinator 0:bb348c97df44 558 }
lypinator 0:bb348c97df44 559
lypinator 0:bb348c97df44 560 /* Configure the Alarm register */
lypinator 0:bb348c97df44 561 if (RTC_Format != LL_RTC_FORMAT_BIN)
lypinator 0:bb348c97df44 562 {
lypinator 0:bb348c97df44 563 LL_RTC_ALMA_ConfigTime(RTCx, RTC_AlarmStruct->AlarmTime.TimeFormat, RTC_AlarmStruct->AlarmTime.Hours,
lypinator 0:bb348c97df44 564 RTC_AlarmStruct->AlarmTime.Minutes, RTC_AlarmStruct->AlarmTime.Seconds);
lypinator 0:bb348c97df44 565 }
lypinator 0:bb348c97df44 566 else
lypinator 0:bb348c97df44 567 {
lypinator 0:bb348c97df44 568 LL_RTC_ALMA_ConfigTime(RTCx, RTC_AlarmStruct->AlarmTime.TimeFormat,
lypinator 0:bb348c97df44 569 __LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmTime.Hours),
lypinator 0:bb348c97df44 570 __LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmTime.Minutes),
lypinator 0:bb348c97df44 571 __LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmTime.Seconds));
lypinator 0:bb348c97df44 572 }
lypinator 0:bb348c97df44 573 /* Set ALARM mask */
lypinator 0:bb348c97df44 574 LL_RTC_ALMA_SetMask(RTCx, RTC_AlarmStruct->AlarmMask);
lypinator 0:bb348c97df44 575
lypinator 0:bb348c97df44 576 /* Enable the write protection for RTC registers */
lypinator 0:bb348c97df44 577 LL_RTC_EnableWriteProtection(RTCx);
lypinator 0:bb348c97df44 578
lypinator 0:bb348c97df44 579 return SUCCESS;
lypinator 0:bb348c97df44 580 }
lypinator 0:bb348c97df44 581
lypinator 0:bb348c97df44 582 /**
lypinator 0:bb348c97df44 583 * @brief Set the RTC Alarm B.
lypinator 0:bb348c97df44 584 * @note The Alarm register can only be written when the corresponding Alarm
lypinator 0:bb348c97df44 585 * is disabled (@ref LL_RTC_ALMB_Disable function).
lypinator 0:bb348c97df44 586 * @param RTCx RTC Instance
lypinator 0:bb348c97df44 587 * @param RTC_Format This parameter can be one of the following values:
lypinator 0:bb348c97df44 588 * @arg @ref LL_RTC_FORMAT_BIN
lypinator 0:bb348c97df44 589 * @arg @ref LL_RTC_FORMAT_BCD
lypinator 0:bb348c97df44 590 * @param RTC_AlarmStruct pointer to a @ref LL_RTC_AlarmTypeDef structure that
lypinator 0:bb348c97df44 591 * contains the alarm configuration parameters.
lypinator 0:bb348c97df44 592 * @retval An ErrorStatus enumeration value:
lypinator 0:bb348c97df44 593 * - SUCCESS: ALARMB registers are configured
lypinator 0:bb348c97df44 594 * - ERROR: ALARMB registers are not configured
lypinator 0:bb348c97df44 595 */
lypinator 0:bb348c97df44 596 ErrorStatus LL_RTC_ALMB_Init(RTC_TypeDef *RTCx, uint32_t RTC_Format, LL_RTC_AlarmTypeDef *RTC_AlarmStruct)
lypinator 0:bb348c97df44 597 {
lypinator 0:bb348c97df44 598 /* Check the parameters */
lypinator 0:bb348c97df44 599 assert_param(IS_RTC_ALL_INSTANCE(RTCx));
lypinator 0:bb348c97df44 600 assert_param(IS_LL_RTC_FORMAT(RTC_Format));
lypinator 0:bb348c97df44 601 assert_param(IS_LL_RTC_ALMB_MASK(RTC_AlarmStruct->AlarmMask));
lypinator 0:bb348c97df44 602 assert_param(IS_LL_RTC_ALMB_DATE_WEEKDAY_SEL(RTC_AlarmStruct->AlarmDateWeekDaySel));
lypinator 0:bb348c97df44 603
lypinator 0:bb348c97df44 604 if (RTC_Format == LL_RTC_FORMAT_BIN)
lypinator 0:bb348c97df44 605 {
lypinator 0:bb348c97df44 606 if (LL_RTC_GetHourFormat(RTCx) != LL_RTC_HOURFORMAT_24HOUR)
lypinator 0:bb348c97df44 607 {
lypinator 0:bb348c97df44 608 assert_param(IS_LL_RTC_HOUR12(RTC_AlarmStruct->AlarmTime.Hours));
lypinator 0:bb348c97df44 609 assert_param(IS_LL_RTC_TIME_FORMAT(RTC_AlarmStruct->AlarmTime.TimeFormat));
lypinator 0:bb348c97df44 610 }
lypinator 0:bb348c97df44 611 else
lypinator 0:bb348c97df44 612 {
lypinator 0:bb348c97df44 613 RTC_AlarmStruct->AlarmTime.TimeFormat = 0x00U;
lypinator 0:bb348c97df44 614 assert_param(IS_LL_RTC_HOUR24(RTC_AlarmStruct->AlarmTime.Hours));
lypinator 0:bb348c97df44 615 }
lypinator 0:bb348c97df44 616 assert_param(IS_LL_RTC_MINUTES(RTC_AlarmStruct->AlarmTime.Minutes));
lypinator 0:bb348c97df44 617 assert_param(IS_LL_RTC_SECONDS(RTC_AlarmStruct->AlarmTime.Seconds));
lypinator 0:bb348c97df44 618
lypinator 0:bb348c97df44 619 if (RTC_AlarmStruct->AlarmDateWeekDaySel == LL_RTC_ALMB_DATEWEEKDAYSEL_DATE)
lypinator 0:bb348c97df44 620 {
lypinator 0:bb348c97df44 621 assert_param(IS_LL_RTC_DAY(RTC_AlarmStruct->AlarmDateWeekDay));
lypinator 0:bb348c97df44 622 }
lypinator 0:bb348c97df44 623 else
lypinator 0:bb348c97df44 624 {
lypinator 0:bb348c97df44 625 assert_param(IS_LL_RTC_WEEKDAY(RTC_AlarmStruct->AlarmDateWeekDay));
lypinator 0:bb348c97df44 626 }
lypinator 0:bb348c97df44 627 }
lypinator 0:bb348c97df44 628 else
lypinator 0:bb348c97df44 629 {
lypinator 0:bb348c97df44 630 if (LL_RTC_GetHourFormat(RTCx) != LL_RTC_HOURFORMAT_24HOUR)
lypinator 0:bb348c97df44 631 {
lypinator 0:bb348c97df44 632 assert_param(IS_LL_RTC_HOUR12(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Hours)));
lypinator 0:bb348c97df44 633 assert_param(IS_LL_RTC_TIME_FORMAT(RTC_AlarmStruct->AlarmTime.TimeFormat));
lypinator 0:bb348c97df44 634 }
lypinator 0:bb348c97df44 635 else
lypinator 0:bb348c97df44 636 {
lypinator 0:bb348c97df44 637 RTC_AlarmStruct->AlarmTime.TimeFormat = 0x00U;
lypinator 0:bb348c97df44 638 assert_param(IS_LL_RTC_HOUR24(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Hours)));
lypinator 0:bb348c97df44 639 }
lypinator 0:bb348c97df44 640
lypinator 0:bb348c97df44 641 assert_param(IS_LL_RTC_MINUTES(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Minutes)));
lypinator 0:bb348c97df44 642 assert_param(IS_LL_RTC_SECONDS(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmTime.Seconds)));
lypinator 0:bb348c97df44 643
lypinator 0:bb348c97df44 644 if (RTC_AlarmStruct->AlarmDateWeekDaySel == LL_RTC_ALMB_DATEWEEKDAYSEL_DATE)
lypinator 0:bb348c97df44 645 {
lypinator 0:bb348c97df44 646 assert_param(IS_LL_RTC_DAY(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmDateWeekDay)));
lypinator 0:bb348c97df44 647 }
lypinator 0:bb348c97df44 648 else
lypinator 0:bb348c97df44 649 {
lypinator 0:bb348c97df44 650 assert_param(IS_LL_RTC_WEEKDAY(__LL_RTC_CONVERT_BCD2BIN(RTC_AlarmStruct->AlarmDateWeekDay)));
lypinator 0:bb348c97df44 651 }
lypinator 0:bb348c97df44 652 }
lypinator 0:bb348c97df44 653
lypinator 0:bb348c97df44 654 /* Disable the write protection for RTC registers */
lypinator 0:bb348c97df44 655 LL_RTC_DisableWriteProtection(RTCx);
lypinator 0:bb348c97df44 656
lypinator 0:bb348c97df44 657 /* Select weekday selection */
lypinator 0:bb348c97df44 658 if (RTC_AlarmStruct->AlarmDateWeekDaySel == LL_RTC_ALMB_DATEWEEKDAYSEL_DATE)
lypinator 0:bb348c97df44 659 {
lypinator 0:bb348c97df44 660 /* Set the date for ALARM */
lypinator 0:bb348c97df44 661 LL_RTC_ALMB_DisableWeekday(RTCx);
lypinator 0:bb348c97df44 662 if (RTC_Format != LL_RTC_FORMAT_BIN)
lypinator 0:bb348c97df44 663 {
lypinator 0:bb348c97df44 664 LL_RTC_ALMB_SetDay(RTCx, RTC_AlarmStruct->AlarmDateWeekDay);
lypinator 0:bb348c97df44 665 }
lypinator 0:bb348c97df44 666 else
lypinator 0:bb348c97df44 667 {
lypinator 0:bb348c97df44 668 LL_RTC_ALMB_SetDay(RTCx, __LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmDateWeekDay));
lypinator 0:bb348c97df44 669 }
lypinator 0:bb348c97df44 670 }
lypinator 0:bb348c97df44 671 else
lypinator 0:bb348c97df44 672 {
lypinator 0:bb348c97df44 673 /* Set the week day for ALARM */
lypinator 0:bb348c97df44 674 LL_RTC_ALMB_EnableWeekday(RTCx);
lypinator 0:bb348c97df44 675 LL_RTC_ALMB_SetWeekDay(RTCx, RTC_AlarmStruct->AlarmDateWeekDay);
lypinator 0:bb348c97df44 676 }
lypinator 0:bb348c97df44 677
lypinator 0:bb348c97df44 678 /* Configure the Alarm register */
lypinator 0:bb348c97df44 679 if (RTC_Format != LL_RTC_FORMAT_BIN)
lypinator 0:bb348c97df44 680 {
lypinator 0:bb348c97df44 681 LL_RTC_ALMB_ConfigTime(RTCx, RTC_AlarmStruct->AlarmTime.TimeFormat, RTC_AlarmStruct->AlarmTime.Hours,
lypinator 0:bb348c97df44 682 RTC_AlarmStruct->AlarmTime.Minutes, RTC_AlarmStruct->AlarmTime.Seconds);
lypinator 0:bb348c97df44 683 }
lypinator 0:bb348c97df44 684 else
lypinator 0:bb348c97df44 685 {
lypinator 0:bb348c97df44 686 LL_RTC_ALMB_ConfigTime(RTCx, RTC_AlarmStruct->AlarmTime.TimeFormat,
lypinator 0:bb348c97df44 687 __LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmTime.Hours),
lypinator 0:bb348c97df44 688 __LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmTime.Minutes),
lypinator 0:bb348c97df44 689 __LL_RTC_CONVERT_BIN2BCD(RTC_AlarmStruct->AlarmTime.Seconds));
lypinator 0:bb348c97df44 690 }
lypinator 0:bb348c97df44 691 /* Set ALARM mask */
lypinator 0:bb348c97df44 692 LL_RTC_ALMB_SetMask(RTCx, RTC_AlarmStruct->AlarmMask);
lypinator 0:bb348c97df44 693
lypinator 0:bb348c97df44 694 /* Enable the write protection for RTC registers */
lypinator 0:bb348c97df44 695 LL_RTC_EnableWriteProtection(RTCx);
lypinator 0:bb348c97df44 696
lypinator 0:bb348c97df44 697 return SUCCESS;
lypinator 0:bb348c97df44 698 }
lypinator 0:bb348c97df44 699
lypinator 0:bb348c97df44 700 /**
lypinator 0:bb348c97df44 701 * @brief Set each @ref LL_RTC_AlarmTypeDef of ALARMA field to default value (Time = 00h:00mn:00sec /
lypinator 0:bb348c97df44 702 * Day = 1st day of the month/Mask = all fields are masked).
lypinator 0:bb348c97df44 703 * @param RTC_AlarmStruct pointer to a @ref LL_RTC_AlarmTypeDef structure which will be initialized.
lypinator 0:bb348c97df44 704 * @retval None
lypinator 0:bb348c97df44 705 */
lypinator 0:bb348c97df44 706 void LL_RTC_ALMA_StructInit(LL_RTC_AlarmTypeDef *RTC_AlarmStruct)
lypinator 0:bb348c97df44 707 {
lypinator 0:bb348c97df44 708 /* Alarm Time Settings : Time = 00h:00mn:00sec */
lypinator 0:bb348c97df44 709 RTC_AlarmStruct->AlarmTime.TimeFormat = LL_RTC_ALMA_TIME_FORMAT_AM;
lypinator 0:bb348c97df44 710 RTC_AlarmStruct->AlarmTime.Hours = 0U;
lypinator 0:bb348c97df44 711 RTC_AlarmStruct->AlarmTime.Minutes = 0U;
lypinator 0:bb348c97df44 712 RTC_AlarmStruct->AlarmTime.Seconds = 0U;
lypinator 0:bb348c97df44 713
lypinator 0:bb348c97df44 714 /* Alarm Day Settings : Day = 1st day of the month */
lypinator 0:bb348c97df44 715 RTC_AlarmStruct->AlarmDateWeekDaySel = LL_RTC_ALMA_DATEWEEKDAYSEL_DATE;
lypinator 0:bb348c97df44 716 RTC_AlarmStruct->AlarmDateWeekDay = 1U;
lypinator 0:bb348c97df44 717
lypinator 0:bb348c97df44 718 /* Alarm Masks Settings : Mask = all fields are not masked */
lypinator 0:bb348c97df44 719 RTC_AlarmStruct->AlarmMask = LL_RTC_ALMA_MASK_NONE;
lypinator 0:bb348c97df44 720 }
lypinator 0:bb348c97df44 721
lypinator 0:bb348c97df44 722 /**
lypinator 0:bb348c97df44 723 * @brief Set each @ref LL_RTC_AlarmTypeDef of ALARMA field to default value (Time = 00h:00mn:00sec /
lypinator 0:bb348c97df44 724 * Day = 1st day of the month/Mask = all fields are masked).
lypinator 0:bb348c97df44 725 * @param RTC_AlarmStruct pointer to a @ref LL_RTC_AlarmTypeDef structure which will be initialized.
lypinator 0:bb348c97df44 726 * @retval None
lypinator 0:bb348c97df44 727 */
lypinator 0:bb348c97df44 728 void LL_RTC_ALMB_StructInit(LL_RTC_AlarmTypeDef *RTC_AlarmStruct)
lypinator 0:bb348c97df44 729 {
lypinator 0:bb348c97df44 730 /* Alarm Time Settings : Time = 00h:00mn:00sec */
lypinator 0:bb348c97df44 731 RTC_AlarmStruct->AlarmTime.TimeFormat = LL_RTC_ALMB_TIME_FORMAT_AM;
lypinator 0:bb348c97df44 732 RTC_AlarmStruct->AlarmTime.Hours = 0U;
lypinator 0:bb348c97df44 733 RTC_AlarmStruct->AlarmTime.Minutes = 0U;
lypinator 0:bb348c97df44 734 RTC_AlarmStruct->AlarmTime.Seconds = 0U;
lypinator 0:bb348c97df44 735
lypinator 0:bb348c97df44 736 /* Alarm Day Settings : Day = 1st day of the month */
lypinator 0:bb348c97df44 737 RTC_AlarmStruct->AlarmDateWeekDaySel = LL_RTC_ALMB_DATEWEEKDAYSEL_DATE;
lypinator 0:bb348c97df44 738 RTC_AlarmStruct->AlarmDateWeekDay = 1U;
lypinator 0:bb348c97df44 739
lypinator 0:bb348c97df44 740 /* Alarm Masks Settings : Mask = all fields are not masked */
lypinator 0:bb348c97df44 741 RTC_AlarmStruct->AlarmMask = LL_RTC_ALMB_MASK_NONE;
lypinator 0:bb348c97df44 742 }
lypinator 0:bb348c97df44 743
lypinator 0:bb348c97df44 744 /**
lypinator 0:bb348c97df44 745 * @brief Enters the RTC Initialization mode.
lypinator 0:bb348c97df44 746 * @note The RTC Initialization mode is write protected, use the
lypinator 0:bb348c97df44 747 * @ref LL_RTC_DisableWriteProtection before calling this function.
lypinator 0:bb348c97df44 748 * @param RTCx RTC Instance
lypinator 0:bb348c97df44 749 * @retval An ErrorStatus enumeration value:
lypinator 0:bb348c97df44 750 * - SUCCESS: RTC is in Init mode
lypinator 0:bb348c97df44 751 * - ERROR: RTC is not in Init mode
lypinator 0:bb348c97df44 752 */
lypinator 0:bb348c97df44 753 ErrorStatus LL_RTC_EnterInitMode(RTC_TypeDef *RTCx)
lypinator 0:bb348c97df44 754 {
lypinator 0:bb348c97df44 755 __IO uint32_t timeout = RTC_INITMODE_TIMEOUT;
lypinator 0:bb348c97df44 756 ErrorStatus status = SUCCESS;
lypinator 0:bb348c97df44 757 uint32_t tmp = 0U;
lypinator 0:bb348c97df44 758
lypinator 0:bb348c97df44 759 /* Check the parameter */
lypinator 0:bb348c97df44 760 assert_param(IS_RTC_ALL_INSTANCE(RTCx));
lypinator 0:bb348c97df44 761
lypinator 0:bb348c97df44 762 /* Check if the Initialization mode is set */
lypinator 0:bb348c97df44 763 if (LL_RTC_IsActiveFlag_INIT(RTCx) == 0U)
lypinator 0:bb348c97df44 764 {
lypinator 0:bb348c97df44 765 /* Set the Initialization mode */
lypinator 0:bb348c97df44 766 LL_RTC_EnableInitMode(RTCx);
lypinator 0:bb348c97df44 767
lypinator 0:bb348c97df44 768 /* Wait till RTC is in INIT state and if Time out is reached exit */
lypinator 0:bb348c97df44 769 tmp = LL_RTC_IsActiveFlag_INIT(RTCx);
lypinator 0:bb348c97df44 770 while ((timeout != 0U) && (tmp != 1U))
lypinator 0:bb348c97df44 771 {
lypinator 0:bb348c97df44 772 if (LL_SYSTICK_IsActiveCounterFlag() == 1U)
lypinator 0:bb348c97df44 773 {
lypinator 0:bb348c97df44 774 timeout --;
lypinator 0:bb348c97df44 775 }
lypinator 0:bb348c97df44 776 tmp = LL_RTC_IsActiveFlag_INIT(RTCx);
lypinator 0:bb348c97df44 777 if (timeout == 0U)
lypinator 0:bb348c97df44 778 {
lypinator 0:bb348c97df44 779 status = ERROR;
lypinator 0:bb348c97df44 780 }
lypinator 0:bb348c97df44 781 }
lypinator 0:bb348c97df44 782 }
lypinator 0:bb348c97df44 783 return status;
lypinator 0:bb348c97df44 784 }
lypinator 0:bb348c97df44 785
lypinator 0:bb348c97df44 786 /**
lypinator 0:bb348c97df44 787 * @brief Exit the RTC Initialization mode.
lypinator 0:bb348c97df44 788 * @note When the initialization sequence is complete, the calendar restarts
lypinator 0:bb348c97df44 789 * counting after 4 RTCCLK cycles.
lypinator 0:bb348c97df44 790 * @note The RTC Initialization mode is write protected, use the
lypinator 0:bb348c97df44 791 * @ref LL_RTC_DisableWriteProtection before calling this function.
lypinator 0:bb348c97df44 792 * @param RTCx RTC Instance
lypinator 0:bb348c97df44 793 * @retval An ErrorStatus enumeration value:
lypinator 0:bb348c97df44 794 * - SUCCESS: RTC exited from in Init mode
lypinator 0:bb348c97df44 795 * - ERROR: Not applicable
lypinator 0:bb348c97df44 796 */
lypinator 0:bb348c97df44 797 ErrorStatus LL_RTC_ExitInitMode(RTC_TypeDef *RTCx)
lypinator 0:bb348c97df44 798 {
lypinator 0:bb348c97df44 799 /* Check the parameter */
lypinator 0:bb348c97df44 800 assert_param(IS_RTC_ALL_INSTANCE(RTCx));
lypinator 0:bb348c97df44 801
lypinator 0:bb348c97df44 802 /* Disable initialization mode */
lypinator 0:bb348c97df44 803 LL_RTC_DisableInitMode(RTCx);
lypinator 0:bb348c97df44 804
lypinator 0:bb348c97df44 805 return SUCCESS;
lypinator 0:bb348c97df44 806 }
lypinator 0:bb348c97df44 807
lypinator 0:bb348c97df44 808 /**
lypinator 0:bb348c97df44 809 * @brief Waits until the RTC Time and Day registers (RTC_TR and RTC_DR) are
lypinator 0:bb348c97df44 810 * synchronized with RTC APB clock.
lypinator 0:bb348c97df44 811 * @note The RTC Resynchronization mode is write protected, use the
lypinator 0:bb348c97df44 812 * @ref LL_RTC_DisableWriteProtection before calling this function.
lypinator 0:bb348c97df44 813 * @note To read the calendar through the shadow registers after Calendar
lypinator 0:bb348c97df44 814 * initialization, calendar update or after wakeup from low power modes
lypinator 0:bb348c97df44 815 * the software must first clear the RSF flag.
lypinator 0:bb348c97df44 816 * The software must then wait until it is set again before reading
lypinator 0:bb348c97df44 817 * the calendar, which means that the calendar registers have been
lypinator 0:bb348c97df44 818 * correctly copied into the RTC_TR and RTC_DR shadow registers.
lypinator 0:bb348c97df44 819 * @param RTCx RTC Instance
lypinator 0:bb348c97df44 820 * @retval An ErrorStatus enumeration value:
lypinator 0:bb348c97df44 821 * - SUCCESS: RTC registers are synchronised
lypinator 0:bb348c97df44 822 * - ERROR: RTC registers are not synchronised
lypinator 0:bb348c97df44 823 */
lypinator 0:bb348c97df44 824 ErrorStatus LL_RTC_WaitForSynchro(RTC_TypeDef *RTCx)
lypinator 0:bb348c97df44 825 {
lypinator 0:bb348c97df44 826 __IO uint32_t timeout = RTC_SYNCHRO_TIMEOUT;
lypinator 0:bb348c97df44 827 ErrorStatus status = SUCCESS;
lypinator 0:bb348c97df44 828 uint32_t tmp = 0U;
lypinator 0:bb348c97df44 829
lypinator 0:bb348c97df44 830 /* Check the parameter */
lypinator 0:bb348c97df44 831 assert_param(IS_RTC_ALL_INSTANCE(RTCx));
lypinator 0:bb348c97df44 832
lypinator 0:bb348c97df44 833 /* Clear RSF flag */
lypinator 0:bb348c97df44 834 LL_RTC_ClearFlag_RS(RTCx);
lypinator 0:bb348c97df44 835
lypinator 0:bb348c97df44 836 /* Wait the registers to be synchronised */
lypinator 0:bb348c97df44 837 tmp = LL_RTC_IsActiveFlag_RS(RTCx);
lypinator 0:bb348c97df44 838 while ((timeout != 0U) && (tmp != 0U))
lypinator 0:bb348c97df44 839 {
lypinator 0:bb348c97df44 840 if (LL_SYSTICK_IsActiveCounterFlag() == 1U)
lypinator 0:bb348c97df44 841 {
lypinator 0:bb348c97df44 842 timeout--;
lypinator 0:bb348c97df44 843 }
lypinator 0:bb348c97df44 844 tmp = LL_RTC_IsActiveFlag_RS(RTCx);
lypinator 0:bb348c97df44 845 if (timeout == 0U)
lypinator 0:bb348c97df44 846 {
lypinator 0:bb348c97df44 847 status = ERROR;
lypinator 0:bb348c97df44 848 }
lypinator 0:bb348c97df44 849 }
lypinator 0:bb348c97df44 850
lypinator 0:bb348c97df44 851 if (status != ERROR)
lypinator 0:bb348c97df44 852 {
lypinator 0:bb348c97df44 853 timeout = RTC_SYNCHRO_TIMEOUT;
lypinator 0:bb348c97df44 854 tmp = LL_RTC_IsActiveFlag_RS(RTCx);
lypinator 0:bb348c97df44 855 while ((timeout != 0U) && (tmp != 1U))
lypinator 0:bb348c97df44 856 {
lypinator 0:bb348c97df44 857 if (LL_SYSTICK_IsActiveCounterFlag() == 1U)
lypinator 0:bb348c97df44 858 {
lypinator 0:bb348c97df44 859 timeout--;
lypinator 0:bb348c97df44 860 }
lypinator 0:bb348c97df44 861 tmp = LL_RTC_IsActiveFlag_RS(RTCx);
lypinator 0:bb348c97df44 862 if (timeout == 0U)
lypinator 0:bb348c97df44 863 {
lypinator 0:bb348c97df44 864 status = ERROR;
lypinator 0:bb348c97df44 865 }
lypinator 0:bb348c97df44 866 }
lypinator 0:bb348c97df44 867 }
lypinator 0:bb348c97df44 868
lypinator 0:bb348c97df44 869 return (status);
lypinator 0:bb348c97df44 870 }
lypinator 0:bb348c97df44 871
lypinator 0:bb348c97df44 872 /**
lypinator 0:bb348c97df44 873 * @}
lypinator 0:bb348c97df44 874 */
lypinator 0:bb348c97df44 875
lypinator 0:bb348c97df44 876 /**
lypinator 0:bb348c97df44 877 * @}
lypinator 0:bb348c97df44 878 */
lypinator 0:bb348c97df44 879
lypinator 0:bb348c97df44 880 /**
lypinator 0:bb348c97df44 881 * @}
lypinator 0:bb348c97df44 882 */
lypinator 0:bb348c97df44 883
lypinator 0:bb348c97df44 884 #endif /* defined(RTC) */
lypinator 0:bb348c97df44 885
lypinator 0:bb348c97df44 886 /**
lypinator 0:bb348c97df44 887 * @}
lypinator 0:bb348c97df44 888 */
lypinator 0:bb348c97df44 889
lypinator 0:bb348c97df44 890 #endif /* USE_FULL_LL_DRIVER */
lypinator 0:bb348c97df44 891
lypinator 0:bb348c97df44 892 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/