1 /**
2 ******************************************************************************
3 * @file stm32wb0x_ll_rtc.h
4 * @author MCD Application Team
5 * @brief Header file of RTC LL module.
6 ******************************************************************************
7 * @attention
8 *
9 * Copyright (c) 2024 STMicroelectronics.
10 * All rights reserved.
11 *
12 * This software is licensed under terms that can be found in the LICENSE file
13 * in the root directory of this software component.
14 * If no LICENSE file comes with this software, it is provided AS-IS.
15 *
16 ******************************************************************************
17 */
18
19 /* Define to prevent recursive inclusion -------------------------------------*/
20 #ifndef STM32WB0x_LL_RTC_H
21 #define STM32WB0x_LL_RTC_H
22
23 #ifdef __cplusplus
24 extern "C" {
25 #endif
26
27 /* Includes ------------------------------------------------------------------*/
28 #include "stm32wb0x.h"
29
30 /** @addtogroup STM32WB0x_LL_Driver
31 * @{
32 */
33
34 #if defined(RTC)
35
36 /** @defgroup RTC_LL RTC
37 * @{
38 */
39
40 /* Private types -------------------------------------------------------------*/
41 /* Private variables ---------------------------------------------------------*/
42 /* Private constants ---------------------------------------------------------*/
43 /** @defgroup RTC_LL_Private_Constants RTC Private Constants
44 * @{
45 */
46 /* Masks Definition */
47 #define RTC_INIT_MASK 0xFFFFFFFFU
48 #define RTC_RSF_MASK ((uint32_t)~(RTC_ISR_INIT | RTC_ISR_RSF))
49
50 /* Write protection defines */
51 #define RTC_WRITE_PROTECTION_DISABLE ((uint8_t)0xFFU)
52 #define RTC_WRITE_PROTECTION_ENABLE_1 ((uint8_t)0xCAU)
53 #define RTC_WRITE_PROTECTION_ENABLE_2 ((uint8_t)0x53U)
54
55 /* Defines used to combine date & time */
56 #define RTC_OFFSET_WEEKDAY 24U
57 #define RTC_OFFSET_DAY 16U
58 #define RTC_OFFSET_MONTH 8U
59 #define RTC_OFFSET_HOUR 16U
60 #define RTC_OFFSET_MINUTE 8U
61
62 /**
63 * @}
64 */
65
66 /* Private macros ------------------------------------------------------------*/
67 #if defined(USE_FULL_LL_DRIVER)
68 /** @defgroup RTC_LL_Private_Macros RTC Private Macros
69 * @{
70 */
71 /**
72 * @}
73 */
74 #endif /*USE_FULL_LL_DRIVER*/
75
76 /* Exported types ------------------------------------------------------------*/
77 #if defined(USE_FULL_LL_DRIVER)
78 /** @defgroup RTC_LL_ES_INIT RTC Exported Init structure
79 * @{
80 */
81
82 /**
83 * @brief RTC Init structures definition
84 */
85 typedef struct
86 {
87 uint32_t HourFormat; /*!< Specifies the RTC Hours Format.
88 This parameter can be a value of @ref RTC_LL_EC_HOURFORMAT
89
90 This feature can be modified afterwards using unitary function
91 @ref LL_RTC_SetHourFormat(). */
92
93 uint32_t AsynchPrescaler; /*!< Specifies the RTC Asynchronous Predivider value.
94 This parameter must be a number between Min_Data = 0x00 and Max_Data = 0x7F
95
96 This feature can be modified afterwards using unitary function
97 @ref LL_RTC_SetAsynchPrescaler(). */
98
99 uint32_t SynchPrescaler; /*!< Specifies the RTC Synchronous Predivider value.
100 This parameter must be a number between Min_Data = 0x00 and Max_Data = 0x7FFF
101
102 This feature can be modified afterwards using unitary function
103 @ref LL_RTC_SetSynchPrescaler(). */
104 } LL_RTC_InitTypeDef;
105
106 /**
107 * @brief RTC Time structure definition
108 */
109 typedef struct
110 {
111 uint32_t TimeFormat; /*!< Specifies the RTC AM/PM Time.
112 This parameter can be a value of @ref RTC_LL_EC_TIME_FORMAT
113
114 This feature can be modified afterwards using unitary function @ref LL_RTC_TIME_SetFormat(). */
115
116 uint8_t Hours; /*!< Specifies the RTC Time Hours.
117 This parameter must be a number between Min_Data = 0 and Max_Data = 12 if the @ref LL_RTC_TIME_FORMAT_PM is selected.
118 This parameter must be a number between Min_Data = 0 and Max_Data = 23 if the @ref LL_RTC_TIME_FORMAT_AM_OR_24 is selected.
119
120 This feature can be modified afterwards using unitary function @ref LL_RTC_TIME_SetHour(). */
121
122 uint8_t Minutes; /*!< Specifies the RTC Time Minutes.
123 This parameter must be a number between Min_Data = 0 and Max_Data = 59
124
125 This feature can be modified afterwards using unitary function @ref LL_RTC_TIME_SetMinute(). */
126
127 uint8_t Seconds; /*!< Specifies the RTC Time Seconds.
128 This parameter must be a number between Min_Data = 0 and Max_Data = 59
129
130 This feature can be modified afterwards using unitary function @ref LL_RTC_TIME_SetSecond(). */
131 } LL_RTC_TimeTypeDef;
132
133 /**
134 * @brief RTC Date structure definition
135 */
136 typedef struct
137 {
138 uint8_t WeekDay; /*!< Specifies the RTC Date WeekDay.
139 This parameter can be a value of @ref RTC_LL_EC_WEEKDAY
140
141 This feature can be modified afterwards using unitary function @ref LL_RTC_DATE_SetWeekDay(). */
142
143 uint8_t Month; /*!< Specifies the RTC Date Month.
144 This parameter can be a value of @ref RTC_LL_EC_MONTH
145
146 This feature can be modified afterwards using unitary function @ref LL_RTC_DATE_SetMonth(). */
147
148 uint8_t Day; /*!< Specifies the RTC Date Day.
149 This parameter must be a number between Min_Data = 1 and Max_Data = 31
150
151 This feature can be modified afterwards using unitary function @ref LL_RTC_DATE_SetDay(). */
152
153 uint8_t Year; /*!< Specifies the RTC Date Year.
154 This parameter must be a number between Min_Data = 0 and Max_Data = 99
155
156 This feature can be modified afterwards using unitary function @ref LL_RTC_DATE_SetYear(). */
157 } LL_RTC_DateTypeDef;
158
159 /**
160 * @brief RTC Alarm structure definition
161 */
162 typedef struct
163 {
164 LL_RTC_TimeTypeDef AlarmTime; /*!< Specifies the RTC Alarm Time members. */
165
166 uint32_t AlarmMask; /*!< Specifies the RTC Alarm Masks.
167 This parameter can be a value of @ref RTC_LL_EC_ALMA_MASK for ALARM A.
168
169 This feature can be modified afterwards using unitary function @ref LL_RTC_ALMA_SetMask().
170 */
171
172 uint32_t AlarmDateWeekDaySel; /*!< Specifies the RTC Alarm is on day or WeekDay.
173 This parameter can be a value of @ref RTC_LL_EC_ALMA_WEEKDAY_SELECTION for ALARM A.
174
175 This feature can be modified afterwards using unitary function @ref LL_RTC_ALMA_EnableWeekday() or @ref LL_RTC_ALMA_DisableWeekday().
176 */
177
178 uint8_t AlarmDateWeekDay; /*!< Specifies the RTC Alarm Day/WeekDay.
179 If AlarmDateWeekDaySel set to day, this parameter must be a number between Min_Data = 1 and Max_Data = 31.
180
181 This feature can be modified afterwards using unitary function @ref LL_RTC_ALMA_SetDay().
182
183 If AlarmDateWeekDaySel set to Weekday, this parameter can be a value of @ref RTC_LL_EC_WEEKDAY.
184
185 This feature can be modified afterwards using unitary function @ref LL_RTC_ALMA_SetWeekDay().
186 */
187 } LL_RTC_AlarmTypeDef;
188
189 /**
190 * @}
191 */
192 #endif /* USE_FULL_LL_DRIVER */
193
194 /* Exported constants --------------------------------------------------------*/
195 /** @defgroup RTC_LL_Exported_Constants RTC Exported Constants
196 * @{
197 */
198
199 #if defined(USE_FULL_LL_DRIVER)
200 /** @defgroup RTC_LL_EC_FORMAT FORMAT
201 * @{
202 */
203 #define LL_RTC_FORMAT_BIN 0x00000000U /*!< Binary data format */
204 #define LL_RTC_FORMAT_BCD 0x00000001U /*!< BCD data format */
205 /**
206 * @}
207 */
208
209 /** @defgroup RTC_LL_EC_ALMA_WEEKDAY_SELECTION RTC Alarm A Date WeekDay
210 * @{
211 */
212 #define LL_RTC_ALMA_DATEWEEKDAYSEL_DATE 0x00000000U /*!< Alarm A Date is selected */
213 #define LL_RTC_ALMA_DATEWEEKDAYSEL_WEEKDAY RTC_ALRMAR_WDSEL /*!< Alarm A WeekDay is selected */
214 /**
215 * @}
216 */
217
218 #endif /* USE_FULL_LL_DRIVER */
219
220 /** @defgroup RTC_LL_EC_GET_FLAG Get Flags Defines
221 * @brief Flags defines which can be used with LL_RTC_ReadReg function
222 * @{
223 */
224 #define LL_RTC_ISR_RECALPF RTC_ISR_RECALPF
225 #define LL_RTC_ISR_TSOVF RTC_ISR_TSOVF
226 #define LL_RTC_ISR_TSF RTC_ISR_TSF
227 #define LL_RTC_ISR_WUTF RTC_ISR_WUTF
228 #define LL_RTC_ISR_ALRAF RTC_ISR_ALRAF
229 #define LL_RTC_ISR_INITF RTC_ISR_INITF
230 #define LL_RTC_ISR_RSF RTC_ISR_RSF
231 #define LL_RTC_ISR_INITS RTC_ISR_INITS
232 #define LL_RTC_ISR_SHPF RTC_ISR_SHPF
233 #define LL_RTC_ISR_WUTWF RTC_ISR_WUTWF
234 #define LL_RTC_ISR_ALRAWF RTC_ISR_ALRAWF
235 /**
236 * @}
237 */
238
239 /** @defgroup RTC_LL_EC_IT IT Defines
240 * @brief IT defines which can be used with LL_RTC_ReadReg and LL_RTC_WriteReg functions
241 * @{
242 */
243 #define LL_RTC_CR_TSIE RTC_CR_TSIE
244 #define LL_RTC_CR_WUTIE RTC_CR_WUTIE
245 #define LL_RTC_CR_ALRAIE RTC_CR_ALRAIE
246 #define LL_RTC__TAMPIE RTC__TAMPIE
247 /**
248 * @}
249 */
250
251 /** @defgroup RTC_LL_EC_WEEKDAY WEEK DAY
252 * @{
253 */
254 #define LL_RTC_WEEKDAY_MONDAY ((uint8_t)0x01U) /*!< Monday */
255 #define LL_RTC_WEEKDAY_TUESDAY ((uint8_t)0x02U) /*!< Tuesday */
256 #define LL_RTC_WEEKDAY_WEDNESDAY ((uint8_t)0x03U) /*!< Wednesday */
257 #define LL_RTC_WEEKDAY_THURSDAY ((uint8_t)0x04U) /*!< Thrusday */
258 #define LL_RTC_WEEKDAY_FRIDAY ((uint8_t)0x05U) /*!< Friday */
259 #define LL_RTC_WEEKDAY_SATURDAY ((uint8_t)0x06U) /*!< Saturday */
260 #define LL_RTC_WEEKDAY_SUNDAY ((uint8_t)0x07U) /*!< Sunday */
261 /**
262 * @}
263 */
264
265 /** @defgroup RTC_LL_EC_MONTH MONTH
266 * @{
267 */
268 #define LL_RTC_MONTH_JANUARY ((uint8_t)0x01U) /*!< January */
269 #define LL_RTC_MONTH_FEBRUARY ((uint8_t)0x02U) /*!< February */
270 #define LL_RTC_MONTH_MARCH ((uint8_t)0x03U) /*!< March */
271 #define LL_RTC_MONTH_APRIL ((uint8_t)0x04U) /*!< April */
272 #define LL_RTC_MONTH_MAY ((uint8_t)0x05U) /*!< May */
273 #define LL_RTC_MONTH_JUNE ((uint8_t)0x06U) /*!< June */
274 #define LL_RTC_MONTH_JULY ((uint8_t)0x07U) /*!< July */
275 #define LL_RTC_MONTH_AUGUST ((uint8_t)0x08U) /*!< August */
276 #define LL_RTC_MONTH_SEPTEMBER ((uint8_t)0x09U) /*!< September */
277 #define LL_RTC_MONTH_OCTOBER ((uint8_t)0x10U) /*!< October */
278 #define LL_RTC_MONTH_NOVEMBER ((uint8_t)0x11U) /*!< November */
279 #define LL_RTC_MONTH_DECEMBER ((uint8_t)0x12U) /*!< December */
280 /**
281 * @}
282 */
283
284 /** @defgroup RTC_LL_EC_HOURFORMAT HOUR FORMAT
285 * @{
286 */
287 #define LL_RTC_HOURFORMAT_24HOUR 0x00000000U /*!< 24 hour/day format */
288 #define LL_RTC_HOURFORMAT_AMPM RTC_CR_FMT /*!< AM/PM hour format */
289 /**
290 * @}
291 */
292
293 /** @defgroup RTC_LL_EC_ALARMOUT ALARM OUTPUT
294 * @{
295 */
296 #define LL_RTC_ALARMOUT_DISABLE 0x00000000U /*!< Output disabled */
297 #define LL_RTC_ALARMOUT_ALMA RTC_CR_OSEL_0 /*!< Alarm A output enabled */
298 #define LL_RTC_ALARMOUT_ALMB RTC_CR_OSEL_1 /*!< Alarm B output enabled */
299 #define LL_RTC_ALARMOUT_WAKEUP RTC_CR_OSEL /*!< Wakeup output enabled */
300 /**
301 * @}
302 */
303
304 /** @defgroup RTC_LL_EC_ALARM_OUTPUTTYPE ALARM OUTPUT TYPE
305 * @{
306 */
307 #define LL_RTC_ALARM_OUTPUTTYPE_OPENDRAIN 0x00000000U /*!< RTC_ALARM, when mapped on PC13, is open-drain output */
308 #define LL_RTC_ALARM_OUTPUTTYPE_PUSHPULL RTC__ALARMOUTTYPE /*!< RTC_ALARM, when mapped on PC13, is push-pull output */
309 /**
310 * @}
311 */
312
313 /** @defgroup RTC_LL_EC_OUTPUTPOLARITY_PIN OUTPUT POLARITY PIN
314 * @{
315 */
316 #define LL_RTC_OUTPUTPOLARITY_PIN_HIGH 0x00000000U /*!< Pin is high when ALRAF/ALRBF/WUTF is asserted (depending on OSEL)*/
317 #define LL_RTC_OUTPUTPOLARITY_PIN_LOW RTC_CR_POL /*!< Pin is low when ALRAF/ALRBF/WUTF is asserted (depending on OSEL) */
318 /**
319 * @}
320 */
321
322 /** @defgroup RTC_LL_EC_TIME_FORMAT TIME FORMAT
323 * @{
324 */
325 #define LL_RTC_TIME_FORMAT_AM_OR_24 0x00000000U /*!< AM or 24-hour format */
326 #define LL_RTC_TIME_FORMAT_PM RTC_TR_PM /*!< PM */
327 /**
328 * @}
329 */
330
331 /** @defgroup RTC_LL_EC_SHIFT_SECOND SHIFT SECOND
332 * @{
333 */
334 #define LL_RTC_SHIFT_SECOND_DELAY 0x00000000U /* Delay (seconds) = SUBFS / (PREDIV_S + 1) */
335 #define LL_RTC_SHIFT_SECOND_ADVANCE RTC_SHIFTR_ADD1S /* Advance (seconds) = (1 - (SUBFS / (PREDIV_S + 1))) */
336 /**
337 * @}
338 */
339
340 /** @defgroup RTC_LL_EC_ALMA_MASK ALARMA MASK
341 * @{
342 */
343 #define LL_RTC_ALMA_MASK_NONE 0x00000000U /*!< No masks applied on Alarm A*/
344 #define LL_RTC_ALMA_MASK_DATEWEEKDAY RTC_ALRMAR_MSK4 /*!< Date/day do not care in Alarm A comparison */
345 #define LL_RTC_ALMA_MASK_HOURS RTC_ALRMAR_MSK3 /*!< Hours do not care in Alarm A comparison */
346 #define LL_RTC_ALMA_MASK_MINUTES RTC_ALRMAR_MSK2 /*!< Minutes do not care in Alarm A comparison */
347 #define LL_RTC_ALMA_MASK_SECONDS RTC_ALRMAR_MSK1 /*!< Seconds do not care in Alarm A comparison */
348 #define LL_RTC_ALMA_MASK_ALL (RTC_ALRMAR_MSK4 | RTC_ALRMAR_MSK3 | RTC_ALRMAR_MSK2 | RTC_ALRMAR_MSK1) /*!< Masks all */
349 /**
350 * @}
351 */
352
353 /** @defgroup RTC_LL_EC_ALMA_TIME_FORMAT ALARMA TIME FORMAT
354 * @{
355 */
356 #define LL_RTC_ALMA_TIME_FORMAT_AM 0x00000000U /*!< AM or 24-hour format */
357 #define LL_RTC_ALMA_TIME_FORMAT_PM RTC_ALRMAR_PM /*!< PM */
358 /**
359 * @}
360 */
361
362 /** @defgroup RTC_LL_EC_WAKEUPCLOCK_DIV WAKEUP CLOCK DIV
363 * @{
364 */
365 #define LL_RTC_WAKEUPCLOCK_DIV_16 0x00000000U /*!< RTC/16 clock is selected */
366 #define LL_RTC_WAKEUPCLOCK_DIV_8 (RTC_CR_WUCKSEL_0) /*!< RTC/8 clock is selected */
367 #define LL_RTC_WAKEUPCLOCK_DIV_4 (RTC_CR_WUCKSEL_1) /*!< RTC/4 clock is selected */
368 #define LL_RTC_WAKEUPCLOCK_DIV_2 (RTC_CR_WUCKSEL_1 | RTC_CR_WUCKSEL_0) /*!< RTC/2 clock is selected */
369 #define LL_RTC_WAKEUPCLOCK_CKSPRE (RTC_CR_WUCKSEL_2) /*!< ck_spre (usually 1 Hz) clock is selected */
370 #define LL_RTC_WAKEUPCLOCK_CKSPRE_WUT (RTC_CR_WUCKSEL_2 | RTC_CR_WUCKSEL_1) /*!< ck_spre (usually 1 Hz) clock is selected and 2exp16 is added to the WUT counter value*/
371 /**
372 * @}
373 */
374
375 /** @defgroup RTC_LL_EC_BKP BACKUP
376 * @{
377 */
378 #define LL_RTC_BKP_DR0 0x00000000U
379 #define LL_RTC_BKP_DR1 0x00000001U
380 /**
381 * @}
382 */
383
384 /** @defgroup RTC_LL_EC_CALIB_OUTPUT Calibration output
385 * @{
386 */
387 #define LL_RTC_CALIB_OUTPUT_NONE 0x00000000U /*!< Calibration output disabled */
388 #define LL_RTC_CALIB_OUTPUT_1HZ (RTC_CR_COE | RTC_CR_COSEL) /*!< Calibration output is 1 Hz */
389 #define LL_RTC_CALIB_OUTPUT_512HZ (RTC_CR_COE) /*!< Calibration output is 512 Hz */
390 /**
391 * @}
392 */
393
394 /** @defgroup RTC_LL_EC_CALIB_INSERTPULSE Calibration pulse insertion
395 * @{
396 */
397 #define LL_RTC_CALIB_INSERTPULSE_NONE 0x00000000U /*!< No RTCCLK pulses are added */
398 #define LL_RTC_CALIB_INSERTPULSE_SET RTC_CALR_CALP /*!< One RTCCLK pulse is effectively inserted every 2exp11 pulses (frequency increased by 488.5 ppm) */
399 /**
400 * @}
401 */
402
403 /** @defgroup RTC_LL_EC_CALIB_PERIOD Calibration period
404 * @{
405 */
406 #define LL_RTC_CALIB_PERIOD_32SEC 0x00000000U /*!< Use a 32-second calibration cycle period */
407 #define LL_RTC_CALIB_PERIOD_16SEC RTC_CALR_CALW16 /*!< Use a 16-second calibration cycle period */
408 #define LL_RTC_CALIB_PERIOD_8SEC RTC_CALR_CALW8 /*!< Use a 8-second calibration cycle period */
409 /**
410 * @}
411 */
412
413 /**
414 * @}
415 */
416
417 /* Exported macro ------------------------------------------------------------*/
418 /** @defgroup RTC_LL_Exported_Macros RTC Exported Macros
419 * @{
420 */
421
422 /** @defgroup RTC_LL_EM_WRITE_READ Common Write and read registers Macros
423 * @{
424 */
425
426 /**
427 * @brief Write a value in RTC register
428 * @param __INSTANCE__ RTC Instance
429 * @param __REG__ Register to be written
430 * @param __VALUE__ Value to be written in the register
431 * @retval None
432 */
433 #define LL_RTC_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
434
435 /**
436 * @brief Read a value in RTC register
437 * @param __INSTANCE__ RTC Instance
438 * @param __REG__ Register to be read
439 * @retval Register value
440 */
441 #define LL_RTC_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
442 /**
443 * @}
444 */
445
446 /** @defgroup RTC_LL_EM_Convert Convert helper Macros
447 * @{
448 */
449
450 /**
451 * @brief Helper macro to convert a value from 2 digit decimal format to BCD format
452 * @param __VALUE__ Byte to be converted
453 * @retval Converted byte
454 */
455 #define __LL_RTC_CONVERT_BIN2BCD(__VALUE__) (uint8_t)((((__VALUE__) / 10U) << 4U) | ((__VALUE__) % 10U))
456
457 /**
458 * @brief Helper macro to convert a value from BCD format to 2 digit decimal format
459 * @param __VALUE__ BCD value to be converted
460 * @retval Converted byte
461 */
462 #define __LL_RTC_CONVERT_BCD2BIN(__VALUE__) (uint8_t)(((uint8_t)((__VALUE__) & (uint8_t)0xF0U) >> (uint8_t)0x4U) * 10U + ((__VALUE__) & (uint8_t)0x0FU))
463
464 /**
465 * @}
466 */
467
468 /** @defgroup RTC_LL_EM_Date Date helper Macros
469 * @{
470 */
471
472 /**
473 * @brief Helper macro to retrieve weekday.
474 * @param __RTC_DATE__ Date returned by @ref LL_RTC_DATE_Get function.
475 * @retval Returned value can be one of the following values:
476 * @arg @ref LL_RTC_WEEKDAY_MONDAY
477 * @arg @ref LL_RTC_WEEKDAY_TUESDAY
478 * @arg @ref LL_RTC_WEEKDAY_WEDNESDAY
479 * @arg @ref LL_RTC_WEEKDAY_THURSDAY
480 * @arg @ref LL_RTC_WEEKDAY_FRIDAY
481 * @arg @ref LL_RTC_WEEKDAY_SATURDAY
482 * @arg @ref LL_RTC_WEEKDAY_SUNDAY
483 */
484 #define __LL_RTC_GET_WEEKDAY(__RTC_DATE__) (((__RTC_DATE__) >> RTC_OFFSET_WEEKDAY) & 0x000000FFU)
485
486 /**
487 * @brief Helper macro to retrieve Year in BCD format
488 * @param __RTC_DATE__ Value returned by @ref LL_RTC_DATE_Get
489 * @retval Year in BCD format (0x00 . . . 0x99)
490 */
491 #define __LL_RTC_GET_YEAR(__RTC_DATE__) ((__RTC_DATE__) & 0x000000FFU)
492
493 /**
494 * @brief Helper macro to retrieve Month in BCD format
495 * @param __RTC_DATE__ Value returned by @ref LL_RTC_DATE_Get
496 * @retval Returned value can be one of the following values:
497 * @arg @ref LL_RTC_MONTH_JANUARY
498 * @arg @ref LL_RTC_MONTH_FEBRUARY
499 * @arg @ref LL_RTC_MONTH_MARCH
500 * @arg @ref LL_RTC_MONTH_APRIL
501 * @arg @ref LL_RTC_MONTH_MAY
502 * @arg @ref LL_RTC_MONTH_JUNE
503 * @arg @ref LL_RTC_MONTH_JULY
504 * @arg @ref LL_RTC_MONTH_AUGUST
505 * @arg @ref LL_RTC_MONTH_SEPTEMBER
506 * @arg @ref LL_RTC_MONTH_OCTOBER
507 * @arg @ref LL_RTC_MONTH_NOVEMBER
508 * @arg @ref LL_RTC_MONTH_DECEMBER
509 */
510 #define __LL_RTC_GET_MONTH(__RTC_DATE__) (((__RTC_DATE__) >>RTC_OFFSET_MONTH) & 0x000000FFU)
511
512 /**
513 * @brief Helper macro to retrieve Day in BCD format
514 * @param __RTC_DATE__ Value returned by @ref LL_RTC_DATE_Get
515 * @retval Day in BCD format (0x01 . . . 0x31)
516 */
517 #define __LL_RTC_GET_DAY(__RTC_DATE__) (((__RTC_DATE__) >>RTC_OFFSET_DAY) & 0x000000FFU)
518
519 /**
520 * @}
521 */
522
523 /** @defgroup RTC_LL_EM_Time Time helper Macros
524 * @{
525 */
526
527 /**
528 * @brief Helper macro to retrieve hour in BCD format
529 * @param __RTC_TIME__ RTC time returned by @ref LL_RTC_TIME_Get function
530 * @retval Hours in BCD format (0x01. . .0x12 or between Min_Data=0x00 and Max_Data=0x23)
531 */
532 #define __LL_RTC_GET_HOUR(__RTC_TIME__) (((__RTC_TIME__) >> RTC_OFFSET_HOUR) & 0x000000FFU)
533
534 /**
535 * @brief Helper macro to retrieve minute in BCD format
536 * @param __RTC_TIME__ RTC time returned by @ref LL_RTC_TIME_Get function
537 * @retval Minutes in BCD format (0x00. . .0x59)
538 */
539 #define __LL_RTC_GET_MINUTE(__RTC_TIME__) (((__RTC_TIME__) >> RTC_OFFSET_MINUTE) & 0x000000FFU)
540
541 /**
542 * @brief Helper macro to retrieve second in BCD format
543 * @param __RTC_TIME__ RTC time returned by @ref LL_RTC_TIME_Get function
544 * @retval Seconds in format (0x00. . .0x59)
545 */
546 #define __LL_RTC_GET_SECOND(__RTC_TIME__) ((__RTC_TIME__) & 0x000000FFU)
547
548 /**
549 * @}
550 */
551
552 /**
553 * @}
554 */
555
556 /* Exported functions --------------------------------------------------------*/
557 /** @defgroup RTC_LL_Exported_Functions RTC Exported Functions
558 * @{
559 */
560
561 /** @defgroup RTC_LL_EF_Configuration Configuration
562 * @{
563 */
564
565 /**
566 * @brief Set Hours format (24 hour/day or AM/PM hour format)
567 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
568 * @note It can be written in initialization mode only (@ref LL_RTC_EnableInitMode function)
569 * @rmtoll CR FMT LL_RTC_SetHourFormat
570 * @param RTCx RTC Instance
571 * @param HourFormat This parameter can be one of the following values:
572 * @arg @ref LL_RTC_HOURFORMAT_24HOUR
573 * @arg @ref LL_RTC_HOURFORMAT_AMPM
574 * @retval None
575 */
LL_RTC_SetHourFormat(RTC_TypeDef * RTCx,uint32_t HourFormat)576 __STATIC_INLINE void LL_RTC_SetHourFormat(RTC_TypeDef *RTCx, uint32_t HourFormat)
577 {
578 MODIFY_REG(RTCx->CR, RTC_CR_FMT, HourFormat);
579 }
580
581 /**
582 * @brief Get Hours format (24 hour/day or AM/PM hour format)
583 * @rmtoll CR FMT LL_RTC_GetHourFormat
584 * @param RTCx RTC Instance
585 * @retval Returned value can be one of the following values:
586 * @arg @ref LL_RTC_HOURFORMAT_24HOUR
587 * @arg @ref LL_RTC_HOURFORMAT_AMPM
588 */
LL_RTC_GetHourFormat(RTC_TypeDef * RTCx)589 __STATIC_INLINE uint32_t LL_RTC_GetHourFormat(RTC_TypeDef *RTCx)
590 {
591 return (uint32_t)(READ_BIT(RTCx->CR, RTC_CR_FMT));
592 }
593
594 /**
595 * @brief Select the flag to be routed to RTC_ALARM output
596 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
597 * @rmtoll CR OSEL LL_RTC_SetAlarmOutEvent
598 * @param RTCx RTC Instance
599 * @param AlarmOutput This parameter can be one of the following values:
600 * @arg @ref LL_RTC_ALARMOUT_DISABLE
601 * @arg @ref LL_RTC_ALARMOUT_ALMA
602 * @arg @ref LL_RTC_ALARMOUT_ALMB
603 * @arg @ref LL_RTC_ALARMOUT_WAKEUP
604 * @retval None
605 */
LL_RTC_SetAlarmOutEvent(RTC_TypeDef * RTCx,uint32_t AlarmOutput)606 __STATIC_INLINE void LL_RTC_SetAlarmOutEvent(RTC_TypeDef *RTCx, uint32_t AlarmOutput)
607 {
608 MODIFY_REG(RTCx->CR, RTC_CR_OSEL, AlarmOutput);
609 }
610
611 /**
612 * @brief Get the flag to be routed to RTC_ALARM output
613 * @rmtoll CR OSEL LL_RTC_GetAlarmOutEvent
614 * @param RTCx RTC Instance
615 * @retval Returned value can be one of the following values:
616 * @arg @ref LL_RTC_ALARMOUT_DISABLE
617 * @arg @ref LL_RTC_ALARMOUT_ALMA
618 * @arg @ref LL_RTC_ALARMOUT_ALMB
619 * @arg @ref LL_RTC_ALARMOUT_WAKEUP
620 */
LL_RTC_GetAlarmOutEvent(RTC_TypeDef * RTCx)621 __STATIC_INLINE uint32_t LL_RTC_GetAlarmOutEvent(RTC_TypeDef *RTCx)
622 {
623 return (uint32_t)(READ_BIT(RTCx->CR, RTC_CR_OSEL));
624 }
625
626 /**
627 * @brief Enable initialization mode
628 * @note Initialization mode is used to program time and date register (RTC_TR and RTC_DR)
629 * and prescaler register (RTC_PRER).
630 * Counters are stopped and start counting from the new value when INIT is reset.
631 * @rmtoll ISR INIT LL_RTC_EnableInitMode
632 * @param RTCx RTC Instance
633 * @retval None
634 */
LL_RTC_EnableInitMode(RTC_TypeDef * RTCx)635 __STATIC_INLINE void LL_RTC_EnableInitMode(RTC_TypeDef *RTCx)
636 {
637 /* Set the Initialization mode */
638 WRITE_REG(RTCx->ISR, RTC_INIT_MASK);
639 }
640
641 /**
642 * @brief Disable initialization mode (Free running mode)
643 * @rmtoll ISR INIT LL_RTC_DisableInitMode
644 * @param RTCx RTC Instance
645 * @retval None
646 */
LL_RTC_DisableInitMode(RTC_TypeDef * RTCx)647 __STATIC_INLINE void LL_RTC_DisableInitMode(RTC_TypeDef *RTCx)
648 {
649 /* Exit Initialization mode */
650 WRITE_REG(RTCx->ISR, (uint32_t)~RTC_ISR_INIT);
651 }
652
653 /**
654 * @brief Set Output polarity (pin is low when ALRAF/ALRBF/WUTF is asserted)
655 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
656 * @rmtoll CR POL LL_RTC_SetOutputPolarity
657 * @param RTCx RTC Instance
658 * @param Polarity This parameter can be one of the following values:
659 * @arg @ref LL_RTC_OUTPUTPOLARITY_PIN_HIGH
660 * @arg @ref LL_RTC_OUTPUTPOLARITY_PIN_LOW
661 * @retval None
662 */
LL_RTC_SetOutputPolarity(RTC_TypeDef * RTCx,uint32_t Polarity)663 __STATIC_INLINE void LL_RTC_SetOutputPolarity(RTC_TypeDef *RTCx, uint32_t Polarity)
664 {
665 MODIFY_REG(RTCx->CR, RTC_CR_POL, Polarity);
666 }
667
668 /**
669 * @brief Get Output polarity
670 * @rmtoll CR POL LL_RTC_GetOutputPolarity
671 * @param RTCx RTC Instance
672 * @retval Returned value can be one of the following values:
673 * @arg @ref LL_RTC_OUTPUTPOLARITY_PIN_HIGH
674 * @arg @ref LL_RTC_OUTPUTPOLARITY_PIN_LOW
675 */
LL_RTC_GetOutputPolarity(RTC_TypeDef * RTCx)676 __STATIC_INLINE uint32_t LL_RTC_GetOutputPolarity(RTC_TypeDef *RTCx)
677 {
678 return (uint32_t)(READ_BIT(RTCx->CR, RTC_CR_POL));
679 }
680
681 /**
682 * @brief Enable Bypass the shadow registers
683 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
684 * @rmtoll CR BYPSHAD LL_RTC_EnableShadowRegBypass
685 * @param RTCx RTC Instance
686 * @retval None
687 */
LL_RTC_EnableShadowRegBypass(RTC_TypeDef * RTCx)688 __STATIC_INLINE void LL_RTC_EnableShadowRegBypass(RTC_TypeDef *RTCx)
689 {
690 SET_BIT(RTCx->CR, RTC_CR_BYPSHAD);
691 }
692
693 /**
694 * @brief Disable Bypass the shadow registers
695 * @rmtoll CR BYPSHAD LL_RTC_DisableShadowRegBypass
696 * @param RTCx RTC Instance
697 * @retval None
698 */
LL_RTC_DisableShadowRegBypass(RTC_TypeDef * RTCx)699 __STATIC_INLINE void LL_RTC_DisableShadowRegBypass(RTC_TypeDef *RTCx)
700 {
701 CLEAR_BIT(RTCx->CR, RTC_CR_BYPSHAD);
702 }
703
704 /**
705 * @brief Check if Shadow registers bypass is enabled or not.
706 * @rmtoll CR BYPSHAD LL_RTC_IsShadowRegBypassEnabled
707 * @param RTCx RTC Instance
708 * @retval State of bit (1 or 0).
709 */
LL_RTC_IsShadowRegBypassEnabled(RTC_TypeDef * RTCx)710 __STATIC_INLINE uint32_t LL_RTC_IsShadowRegBypassEnabled(RTC_TypeDef *RTCx)
711 {
712 return ((READ_BIT(RTCx->CR, RTC_CR_BYPSHAD) == (RTC_CR_BYPSHAD)) ? 1UL : 0UL);
713 }
714
715 /**
716 * @brief Set Asynchronous prescaler factor
717 * @rmtoll PRER PREDIV_A LL_RTC_SetAsynchPrescaler
718 * @param RTCx RTC Instance
719 * @param AsynchPrescaler Value between Min_Data = 0 and Max_Data = 0x7F
720 * @retval None
721 */
LL_RTC_SetAsynchPrescaler(RTC_TypeDef * RTCx,uint32_t AsynchPrescaler)722 __STATIC_INLINE void LL_RTC_SetAsynchPrescaler(RTC_TypeDef *RTCx, uint32_t AsynchPrescaler)
723 {
724 MODIFY_REG(RTCx->PRER, RTC_PRER_PREDIV_A, AsynchPrescaler << RTC_PRER_PREDIV_A_Pos);
725 }
726
727 /**
728 * @brief Set Synchronous prescaler factor
729 * @rmtoll PRER PREDIV_S LL_RTC_SetSynchPrescaler
730 * @param RTCx RTC Instance
731 * @param SynchPrescaler Value between Min_Data = 0 and Max_Data = 0x7FFF
732 * @retval None
733 */
LL_RTC_SetSynchPrescaler(RTC_TypeDef * RTCx,uint32_t SynchPrescaler)734 __STATIC_INLINE void LL_RTC_SetSynchPrescaler(RTC_TypeDef *RTCx, uint32_t SynchPrescaler)
735 {
736 MODIFY_REG(RTCx->PRER, RTC_PRER_PREDIV_S, SynchPrescaler);
737 }
738
739 /**
740 * @brief Get Asynchronous prescaler factor
741 * @rmtoll PRER PREDIV_A LL_RTC_GetAsynchPrescaler
742 * @param RTCx RTC Instance
743 * @retval Value between Min_Data = 0 and Max_Data = 0x7F
744 */
LL_RTC_GetAsynchPrescaler(RTC_TypeDef * RTCx)745 __STATIC_INLINE uint32_t LL_RTC_GetAsynchPrescaler(RTC_TypeDef *RTCx)
746 {
747 return (uint32_t)(READ_BIT(RTCx->PRER, RTC_PRER_PREDIV_A) >> RTC_PRER_PREDIV_A_Pos);
748 }
749
750 /**
751 * @brief Get Synchronous prescaler factor
752 * @rmtoll PRER PREDIV_S LL_RTC_GetSynchPrescaler
753 * @param RTCx RTC Instance
754 * @retval Value between Min_Data = 0 and Max_Data = 0x7FFF
755 */
LL_RTC_GetSynchPrescaler(RTC_TypeDef * RTCx)756 __STATIC_INLINE uint32_t LL_RTC_GetSynchPrescaler(RTC_TypeDef *RTCx)
757 {
758 return (uint32_t)(READ_BIT(RTCx->PRER, RTC_PRER_PREDIV_S));
759 }
760
761 /**
762 * @brief Enable the write protection for RTC registers.
763 * @rmtoll WPR KEY LL_RTC_EnableWriteProtection
764 * @param RTCx RTC Instance
765 * @retval None
766 */
LL_RTC_EnableWriteProtection(RTC_TypeDef * RTCx)767 __STATIC_INLINE void LL_RTC_EnableWriteProtection(RTC_TypeDef *RTCx)
768 {
769 WRITE_REG(RTCx->WPR, RTC_WRITE_PROTECTION_DISABLE);
770 }
771
772 /**
773 * @brief Disable the write protection for RTC registers.
774 * @rmtoll WPR KEY LL_RTC_DisableWriteProtection
775 * @param RTCx RTC Instance
776 * @retval None
777 */
LL_RTC_DisableWriteProtection(RTC_TypeDef * RTCx)778 __STATIC_INLINE void LL_RTC_DisableWriteProtection(RTC_TypeDef *RTCx)
779 {
780 WRITE_REG(RTCx->WPR, RTC_WRITE_PROTECTION_ENABLE_1);
781 WRITE_REG(RTCx->WPR, RTC_WRITE_PROTECTION_ENABLE_2);
782 }
783
784 /**
785 * @}
786 */
787
788 /** @defgroup RTC_LL_EF_Time Time
789 * @{
790 */
791
792 /**
793 * @brief Set time format (AM/24-hour or PM notation)
794 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
795 * @note It can be written in initialization mode only (@ref LL_RTC_EnableInitMode function)
796 * @rmtoll TR PM LL_RTC_TIME_SetFormat
797 * @param RTCx RTC Instance
798 * @param TimeFormat This parameter can be one of the following values:
799 * @arg @ref LL_RTC_TIME_FORMAT_AM_OR_24
800 * @arg @ref LL_RTC_TIME_FORMAT_PM
801 * @retval None
802 */
LL_RTC_TIME_SetFormat(RTC_TypeDef * RTCx,uint32_t TimeFormat)803 __STATIC_INLINE void LL_RTC_TIME_SetFormat(RTC_TypeDef *RTCx, uint32_t TimeFormat)
804 {
805 MODIFY_REG(RTCx->TR, RTC_TR_PM, TimeFormat);
806 }
807
808 /**
809 * @brief Get time format (AM or PM notation)
810 * @note if RTC shadow registers are not bypassed (BYPSHAD=0), need to check if RSF flag is set
811 * before reading this bit
812 * @note Read either RTC_SSR or RTC_TR locks the values in the higher-order calendar
813 * shadow registers until RTC_DR is read (LL_RTC_ReadReg(RTC, DR)).
814 * @rmtoll TR PM LL_RTC_TIME_GetFormat
815 * @param RTCx RTC Instance
816 * @retval Returned value can be one of the following values:
817 * @arg @ref LL_RTC_TIME_FORMAT_AM_OR_24
818 * @arg @ref LL_RTC_TIME_FORMAT_PM
819 */
LL_RTC_TIME_GetFormat(RTC_TypeDef * RTCx)820 __STATIC_INLINE uint32_t LL_RTC_TIME_GetFormat(RTC_TypeDef *RTCx)
821 {
822 return (uint32_t)(READ_BIT(RTCx->TR, RTC_TR_PM));
823 }
824
825 /**
826 * @brief Set Hours in BCD format
827 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
828 * @note It can be written in initialization mode only (@ref LL_RTC_EnableInitMode function)
829 * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert hour from binary to BCD format
830 * @rmtoll TR HT LL_RTC_TIME_SetHour\n
831 * TR HU LL_RTC_TIME_SetHour
832 * @param RTCx RTC Instance
833 * @param Hours Value between Min_Data=0x01 and Max_Data=0x12 or between Min_Data=0x00 and Max_Data=0x23
834 * @retval None
835 */
LL_RTC_TIME_SetHour(RTC_TypeDef * RTCx,uint32_t Hours)836 __STATIC_INLINE void LL_RTC_TIME_SetHour(RTC_TypeDef *RTCx, uint32_t Hours)
837 {
838 MODIFY_REG(RTCx->TR, (RTC_TR_HT | RTC_TR_HU),
839 (((Hours & 0xF0U) << (RTC_TR_HT_Pos - 4U)) | ((Hours & 0x0FU) << RTC_TR_HU_Pos)));
840 }
841
842 /**
843 * @brief Get Hours in BCD format
844 * @note if RTC shadow registers are not bypassed (BYPSHAD=0), need to check if RSF flag is set
845 * before reading this bit
846 * @note Read either RTC_SSR or RTC_TR locks the values in the higher-order calendar
847 * shadow registers until RTC_DR is read (LL_RTC_ReadReg(RTC, DR)).
848 * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert hour from BCD to
849 * Binary format
850 * @rmtoll TR HT LL_RTC_TIME_GetHour\n
851 * TR HU LL_RTC_TIME_GetHour
852 * @param RTCx RTC Instance
853 * @retval Value between Min_Data=0x01 and Max_Data=0x12 or between Min_Data=0x00 and Max_Data=0x23
854 */
LL_RTC_TIME_GetHour(RTC_TypeDef * RTCx)855 __STATIC_INLINE uint32_t LL_RTC_TIME_GetHour(RTC_TypeDef *RTCx)
856 {
857 return (uint32_t)((READ_BIT(RTCx->TR, (RTC_TR_HT | RTC_TR_HU))) >> RTC_TR_HU_Pos);
858 }
859
860 /**
861 * @brief Set Minutes in BCD format
862 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
863 * @note It can be written in initialization mode only (@ref LL_RTC_EnableInitMode function)
864 * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Minutes from binary to BCD format
865 * @rmtoll TR MNT LL_RTC_TIME_SetMinute\n
866 * TR MNU LL_RTC_TIME_SetMinute
867 * @param RTCx RTC Instance
868 * @param Minutes Value between Min_Data=0x00 and Max_Data=0x59
869 * @retval None
870 */
LL_RTC_TIME_SetMinute(RTC_TypeDef * RTCx,uint32_t Minutes)871 __STATIC_INLINE void LL_RTC_TIME_SetMinute(RTC_TypeDef *RTCx, uint32_t Minutes)
872 {
873 MODIFY_REG(RTCx->TR, (RTC_TR_MNT | RTC_TR_MNU),
874 (((Minutes & 0xF0U) << (RTC_TR_MNT_Pos - 4U)) | ((Minutes & 0x0FU) << RTC_TR_MNU_Pos)));
875 }
876
877 /**
878 * @brief Get Minutes in BCD format
879 * @note if RTC shadow registers are not bypassed (BYPSHAD=0), need to check if RSF flag is set
880 * before reading this bit
881 * @note Read either RTC_SSR or RTC_TR locks the values in the higher-order calendar
882 * shadow registers until RTC_DR is read (LL_RTC_ReadReg(RTC, DR)).
883 * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert minute from BCD
884 * to Binary format
885 * @rmtoll TR MNT LL_RTC_TIME_GetMinute\n
886 * TR MNU LL_RTC_TIME_GetMinute
887 * @param RTCx RTC Instance
888 * @retval Value between Min_Data=0x00 and Max_Data=0x59
889 */
LL_RTC_TIME_GetMinute(RTC_TypeDef * RTCx)890 __STATIC_INLINE uint32_t LL_RTC_TIME_GetMinute(RTC_TypeDef *RTCx)
891 {
892 return (uint32_t)(READ_BIT(RTCx->TR, (RTC_TR_MNT | RTC_TR_MNU)) >> RTC_TR_MNU_Pos);
893 }
894
895 /**
896 * @brief Set Seconds in BCD format
897 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
898 * @note It can be written in initialization mode only (@ref LL_RTC_EnableInitMode function)
899 * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Seconds from binary to BCD format
900 * @rmtoll TR ST LL_RTC_TIME_SetSecond\n
901 * TR SU LL_RTC_TIME_SetSecond
902 * @param RTCx RTC Instance
903 * @param Seconds Value between Min_Data=0x00 and Max_Data=0x59
904 * @retval None
905 */
LL_RTC_TIME_SetSecond(RTC_TypeDef * RTCx,uint32_t Seconds)906 __STATIC_INLINE void LL_RTC_TIME_SetSecond(RTC_TypeDef *RTCx, uint32_t Seconds)
907 {
908 MODIFY_REG(RTCx->TR, (RTC_TR_ST | RTC_TR_SU),
909 (((Seconds & 0xF0U) << (RTC_TR_ST_Pos - 4U)) | ((Seconds & 0x0FU) << RTC_TR_SU_Pos)));
910 }
911
912 /**
913 * @brief Get Seconds in BCD format
914 * @note if RTC shadow registers are not bypassed (BYPSHAD=0), need to check if RSF flag is set
915 * before reading this bit
916 * @note Read either RTC_SSR or RTC_TR locks the values in the higher-order calendar
917 * shadow registers until RTC_DR is read (LL_RTC_ReadReg(RTC, DR)).
918 * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Seconds from BCD
919 * to Binary format
920 * @rmtoll TR ST LL_RTC_TIME_GetSecond\n
921 * TR SU LL_RTC_TIME_GetSecond
922 * @param RTCx RTC Instance
923 * @retval Value between Min_Data=0x00 and Max_Data=0x59
924 */
LL_RTC_TIME_GetSecond(RTC_TypeDef * RTCx)925 __STATIC_INLINE uint32_t LL_RTC_TIME_GetSecond(RTC_TypeDef *RTCx)
926 {
927 return (uint32_t)(READ_BIT(RTCx->TR, (RTC_TR_ST | RTC_TR_SU)) >> RTC_TR_SU_Pos);
928 }
929
930 /**
931 * @brief Set time (hour, minute and second) in BCD format
932 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
933 * @note It can be written in initialization mode only (@ref LL_RTC_EnableInitMode function)
934 * @note TimeFormat and Hours should follow the same format
935 * @rmtoll TR PM LL_RTC_TIME_Config\n
936 * TR HT LL_RTC_TIME_Config\n
937 * TR HU LL_RTC_TIME_Config\n
938 * TR MNT LL_RTC_TIME_Config\n
939 * TR MNU LL_RTC_TIME_Config\n
940 * TR ST LL_RTC_TIME_Config\n
941 * TR SU LL_RTC_TIME_Config
942 * @param RTCx RTC Instance
943 * @param Format12_24 This parameter can be one of the following values:
944 * @arg @ref LL_RTC_TIME_FORMAT_AM_OR_24
945 * @arg @ref LL_RTC_TIME_FORMAT_PM
946 * @param Hours Value between Min_Data=0x01 and Max_Data=0x12 or between Min_Data=0x00 and Max_Data=0x23
947 * @param Minutes Value between Min_Data=0x00 and Max_Data=0x59
948 * @param Seconds Value between Min_Data=0x00 and Max_Data=0x59
949 * @retval None
950 */
LL_RTC_TIME_Config(RTC_TypeDef * RTCx,uint32_t Format12_24,uint32_t Hours,uint32_t Minutes,uint32_t Seconds)951 __STATIC_INLINE void LL_RTC_TIME_Config(RTC_TypeDef *RTCx, uint32_t Format12_24, uint32_t Hours, uint32_t Minutes, uint32_t Seconds)
952 {
953 uint32_t temp;
954
955 temp = Format12_24 | \
956 (((Hours & 0xF0U) << (RTC_TR_HT_Pos - 4U)) | ((Hours & 0x0FU) << RTC_TR_HU_Pos)) | \
957 (((Minutes & 0xF0U) << (RTC_TR_MNT_Pos - 4U)) | ((Minutes & 0x0FU) << RTC_TR_MNU_Pos)) | \
958 (((Seconds & 0xF0U) << (RTC_TR_ST_Pos - 4U)) | ((Seconds & 0x0FU) << RTC_TR_SU_Pos));
959 MODIFY_REG(RTCx->TR, (RTC_TR_PM | RTC_TR_HT | RTC_TR_HU | RTC_TR_MNT | RTC_TR_MNU | RTC_TR_ST | RTC_TR_SU), temp);
960 }
961
962 /**
963 * @brief Get time (hour, minute and second) in BCD format
964 * @note if RTC shadow registers are not bypassed (BYPSHAD=0), need to check if RSF flag is set
965 * before reading this bit
966 * @note Read either RTC_SSR or RTC_TR locks the values in the higher-order calendar
967 * shadow registers until RTC_DR is read (LL_RTC_ReadReg(RTC, DR)).
968 * @note helper macros __LL_RTC_GET_HOUR, __LL_RTC_GET_MINUTE and __LL_RTC_GET_SECOND
969 * are available to get independently each parameter.
970 * @rmtoll TR HT LL_RTC_TIME_Get\n
971 * TR HU LL_RTC_TIME_Get\n
972 * TR MNT LL_RTC_TIME_Get\n
973 * TR MNU LL_RTC_TIME_Get\n
974 * TR ST LL_RTC_TIME_Get\n
975 * TR SU LL_RTC_TIME_Get
976 * @param RTCx RTC Instance
977 * @retval Combination of hours, minutes and seconds (Format: 0x00HHMMSS).
978 */
LL_RTC_TIME_Get(RTC_TypeDef * RTCx)979 __STATIC_INLINE uint32_t LL_RTC_TIME_Get(RTC_TypeDef *RTCx)
980 {
981 return (uint32_t)(READ_BIT(RTCx->TR, (RTC_TR_HT | RTC_TR_HU | RTC_TR_MNT | RTC_TR_MNU | RTC_TR_ST | RTC_TR_SU)));
982 }
983
984 /**
985 * @brief Memorize whether the daylight saving time change has been performed
986 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
987 * @rmtoll CR BKP LL_RTC_TIME_EnableDayLightStore
988 * @param RTCx RTC Instance
989 * @retval None
990 */
LL_RTC_TIME_EnableDayLightStore(RTC_TypeDef * RTCx)991 __STATIC_INLINE void LL_RTC_TIME_EnableDayLightStore(RTC_TypeDef *RTCx)
992 {
993 SET_BIT(RTCx->CR, RTC_CR_BKP);
994 }
995
996 /**
997 * @brief Disable memorization whether the daylight saving time change has been performed.
998 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
999 * @rmtoll CR BKP LL_RTC_TIME_DisableDayLightStore
1000 * @param RTCx RTC Instance
1001 * @retval None
1002 */
LL_RTC_TIME_DisableDayLightStore(RTC_TypeDef * RTCx)1003 __STATIC_INLINE void LL_RTC_TIME_DisableDayLightStore(RTC_TypeDef *RTCx)
1004 {
1005 CLEAR_BIT(RTCx->CR, RTC_CR_BKP);
1006 }
1007
1008 /**
1009 * @brief Check if RTC Day Light Saving stored operation has been enabled or not
1010 * @rmtoll CR BKP LL_RTC_TIME_IsDayLightStoreEnabled
1011 * @param RTCx RTC Instance
1012 * @retval State of bit (1 or 0).
1013 */
LL_RTC_TIME_IsDayLightStoreEnabled(RTC_TypeDef * RTCx)1014 __STATIC_INLINE uint32_t LL_RTC_TIME_IsDayLightStoreEnabled(RTC_TypeDef *RTCx)
1015 {
1016 return ((READ_BIT(RTCx->CR, RTC_CR_BKP) == (RTC_CR_BKP)) ? 1UL : 0UL);
1017 }
1018
1019 /**
1020 * @brief Subtract 1 hour (winter time change)
1021 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
1022 * @rmtoll CR SUB1H LL_RTC_TIME_DecHour
1023 * @param RTCx RTC Instance
1024 * @retval None
1025 */
LL_RTC_TIME_DecHour(RTC_TypeDef * RTCx)1026 __STATIC_INLINE void LL_RTC_TIME_DecHour(RTC_TypeDef *RTCx)
1027 {
1028 SET_BIT(RTCx->CR, RTC_CR_SUB1H);
1029 }
1030
1031 /**
1032 * @brief Add 1 hour (summer time change)
1033 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
1034 * @rmtoll CR ADD1H LL_RTC_TIME_IncHour
1035 * @param RTCx RTC Instance
1036 * @retval None
1037 */
LL_RTC_TIME_IncHour(RTC_TypeDef * RTCx)1038 __STATIC_INLINE void LL_RTC_TIME_IncHour(RTC_TypeDef *RTCx)
1039 {
1040 SET_BIT(RTCx->CR, RTC_CR_ADD1H);
1041 }
1042
1043 /**
1044 * @brief Get subseconds value in the synchronous prescaler counter.
1045 * @note You can use both SubSeconds value and SecondFraction (PREDIV_S through
1046 * LL_RTC_GetSynchPrescaler function) terms returned to convert Calendar
1047 * SubSeconds value in second fraction ratio with time unit following
1048 * generic formula:
1049 * ==> Seconds fraction ratio * time_unit =
1050 * [(SecondFraction-SubSeconds)/(SecondFraction+1)] * time_unit
1051 * This conversion can be performed only if no shift operation is pending
1052 * (ie. SHFP=0) when PREDIV_S >= SS.
1053 * @rmtoll SSR SS LL_RTC_TIME_GetSubSecond
1054 * @param RTCx RTC Instance
1055 * @retval Subseconds value (number between 0 and 65535)
1056 */
LL_RTC_TIME_GetSubSecond(RTC_TypeDef * RTCx)1057 __STATIC_INLINE uint32_t LL_RTC_TIME_GetSubSecond(RTC_TypeDef *RTCx)
1058 {
1059 return (uint32_t)(READ_BIT(RTCx->SSR, RTC_SSR_SS));
1060 }
1061
1062 /**
1063 * @brief Synchronize to a remote clock with a high degree of precision.
1064 * @note This operation effectively subtracts from (delays) or advance the clock of a fraction of a second.
1065 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
1066 * @note When REFCKON is set, firmware must not write to Shift control register.
1067 * @rmtoll SHIFTR ADD1S LL_RTC_TIME_Synchronize\n
1068 * SHIFTR SUBFS LL_RTC_TIME_Synchronize
1069 * @param RTCx RTC Instance
1070 * @param ShiftSecond This parameter can be one of the following values:
1071 * @arg @ref LL_RTC_SHIFT_SECOND_DELAY
1072 * @arg @ref LL_RTC_SHIFT_SECOND_ADVANCE
1073 * @param Fraction Number of Seconds Fractions (any value from 0 to 0x7FFF)
1074 * @retval None
1075 */
LL_RTC_TIME_Synchronize(RTC_TypeDef * RTCx,uint32_t ShiftSecond,uint32_t Fraction)1076 __STATIC_INLINE void LL_RTC_TIME_Synchronize(RTC_TypeDef *RTCx, uint32_t ShiftSecond, uint32_t Fraction)
1077 {
1078 WRITE_REG(RTCx->SHIFTR, ShiftSecond | Fraction);
1079 }
1080
1081 /**
1082 * @}
1083 */
1084
1085 /** @defgroup RTC_LL_EF_Date Date
1086 * @{
1087 */
1088
1089 /**
1090 * @brief Set Year in BCD format
1091 * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Year from binary to BCD format
1092 * @rmtoll DR YT LL_RTC_DATE_SetYear\n
1093 * DR YU LL_RTC_DATE_SetYear
1094 * @param RTCx RTC Instance
1095 * @param Year Value between Min_Data=0x00 and Max_Data=0x99
1096 * @retval None
1097 */
LL_RTC_DATE_SetYear(RTC_TypeDef * RTCx,uint32_t Year)1098 __STATIC_INLINE void LL_RTC_DATE_SetYear(RTC_TypeDef *RTCx, uint32_t Year)
1099 {
1100 MODIFY_REG(RTCx->DR, (RTC_DR_YT | RTC_DR_YU),
1101 (((Year & 0xF0U) << (RTC_DR_YT_Pos - 4U)) | ((Year & 0x0FU) << RTC_DR_YU_Pos)));
1102 }
1103
1104 /**
1105 * @brief Get Year in BCD format
1106 * @note if RTC shadow registers are not bypassed (BYPSHAD=0), need to check if RSF flag is set
1107 * before reading this bit
1108 * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Year from BCD to Binary format
1109 * @rmtoll DR YT LL_RTC_DATE_GetYear\n
1110 * DR YU LL_RTC_DATE_GetYear
1111 * @param RTCx RTC Instance
1112 * @retval Value between Min_Data=0x00 and Max_Data=0x99
1113 */
LL_RTC_DATE_GetYear(RTC_TypeDef * RTCx)1114 __STATIC_INLINE uint32_t LL_RTC_DATE_GetYear(RTC_TypeDef *RTCx)
1115 {
1116 return (uint32_t)((READ_BIT(RTCx->DR, (RTC_DR_YT | RTC_DR_YU))) >> RTC_DR_YU_Pos);
1117 }
1118
1119 /**
1120 * @brief Set Week day
1121 * @rmtoll DR WDU LL_RTC_DATE_SetWeekDay
1122 * @param RTCx RTC Instance
1123 * @param WeekDay This parameter can be one of the following values:
1124 * @arg @ref LL_RTC_WEEKDAY_MONDAY
1125 * @arg @ref LL_RTC_WEEKDAY_TUESDAY
1126 * @arg @ref LL_RTC_WEEKDAY_WEDNESDAY
1127 * @arg @ref LL_RTC_WEEKDAY_THURSDAY
1128 * @arg @ref LL_RTC_WEEKDAY_FRIDAY
1129 * @arg @ref LL_RTC_WEEKDAY_SATURDAY
1130 * @arg @ref LL_RTC_WEEKDAY_SUNDAY
1131 * @retval None
1132 */
LL_RTC_DATE_SetWeekDay(RTC_TypeDef * RTCx,uint32_t WeekDay)1133 __STATIC_INLINE void LL_RTC_DATE_SetWeekDay(RTC_TypeDef *RTCx, uint32_t WeekDay)
1134 {
1135 MODIFY_REG(RTCx->DR, RTC_DR_WDU, WeekDay << RTC_DR_WDU_Pos);
1136 }
1137
1138 /**
1139 * @brief Get Week day
1140 * @note if RTC shadow registers are not bypassed (BYPSHAD=0), need to check if RSF flag is set
1141 * before reading this bit
1142 * @rmtoll DR WDU LL_RTC_DATE_GetWeekDay
1143 * @param RTCx RTC Instance
1144 * @retval Returned value can be one of the following values:
1145 * @arg @ref LL_RTC_WEEKDAY_MONDAY
1146 * @arg @ref LL_RTC_WEEKDAY_TUESDAY
1147 * @arg @ref LL_RTC_WEEKDAY_WEDNESDAY
1148 * @arg @ref LL_RTC_WEEKDAY_THURSDAY
1149 * @arg @ref LL_RTC_WEEKDAY_FRIDAY
1150 * @arg @ref LL_RTC_WEEKDAY_SATURDAY
1151 * @arg @ref LL_RTC_WEEKDAY_SUNDAY
1152 */
LL_RTC_DATE_GetWeekDay(RTC_TypeDef * RTCx)1153 __STATIC_INLINE uint32_t LL_RTC_DATE_GetWeekDay(RTC_TypeDef *RTCx)
1154 {
1155 return (uint32_t)(READ_BIT(RTCx->DR, RTC_DR_WDU) >> RTC_DR_WDU_Pos);
1156 }
1157
1158 /**
1159 * @brief Set Month in BCD format
1160 * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Month from binary to BCD format
1161 * @rmtoll DR MT LL_RTC_DATE_SetMonth\n
1162 * DR MU LL_RTC_DATE_SetMonth
1163 * @param RTCx RTC Instance
1164 * @param Month This parameter can be one of the following values:
1165 * @arg @ref LL_RTC_MONTH_JANUARY
1166 * @arg @ref LL_RTC_MONTH_FEBRUARY
1167 * @arg @ref LL_RTC_MONTH_MARCH
1168 * @arg @ref LL_RTC_MONTH_APRIL
1169 * @arg @ref LL_RTC_MONTH_MAY
1170 * @arg @ref LL_RTC_MONTH_JUNE
1171 * @arg @ref LL_RTC_MONTH_JULY
1172 * @arg @ref LL_RTC_MONTH_AUGUST
1173 * @arg @ref LL_RTC_MONTH_SEPTEMBER
1174 * @arg @ref LL_RTC_MONTH_OCTOBER
1175 * @arg @ref LL_RTC_MONTH_NOVEMBER
1176 * @arg @ref LL_RTC_MONTH_DECEMBER
1177 * @retval None
1178 */
LL_RTC_DATE_SetMonth(RTC_TypeDef * RTCx,uint32_t Month)1179 __STATIC_INLINE void LL_RTC_DATE_SetMonth(RTC_TypeDef *RTCx, uint32_t Month)
1180 {
1181 MODIFY_REG(RTCx->DR, (RTC_DR_MT | RTC_DR_MU),
1182 (((Month & 0xF0U) << (RTC_DR_MT_Pos - 4U)) | ((Month & 0x0FU) << RTC_DR_MU_Pos)));
1183 }
1184
1185 /**
1186 * @brief Get Month in BCD format
1187 * @note if RTC shadow registers are not bypassed (BYPSHAD=0), need to check if RSF flag is set
1188 * before reading this bit
1189 * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Month from BCD to Binary format
1190 * @rmtoll DR MT LL_RTC_DATE_GetMonth\n
1191 * DR MU LL_RTC_DATE_GetMonth
1192 * @param RTCx RTC Instance
1193 * @retval Returned value can be one of the following values:
1194 * @arg @ref LL_RTC_MONTH_JANUARY
1195 * @arg @ref LL_RTC_MONTH_FEBRUARY
1196 * @arg @ref LL_RTC_MONTH_MARCH
1197 * @arg @ref LL_RTC_MONTH_APRIL
1198 * @arg @ref LL_RTC_MONTH_MAY
1199 * @arg @ref LL_RTC_MONTH_JUNE
1200 * @arg @ref LL_RTC_MONTH_JULY
1201 * @arg @ref LL_RTC_MONTH_AUGUST
1202 * @arg @ref LL_RTC_MONTH_SEPTEMBER
1203 * @arg @ref LL_RTC_MONTH_OCTOBER
1204 * @arg @ref LL_RTC_MONTH_NOVEMBER
1205 * @arg @ref LL_RTC_MONTH_DECEMBER
1206 */
LL_RTC_DATE_GetMonth(RTC_TypeDef * RTCx)1207 __STATIC_INLINE uint32_t LL_RTC_DATE_GetMonth(RTC_TypeDef *RTCx)
1208 {
1209 return (uint32_t)((READ_BIT(RTCx->DR, (RTC_DR_MT | RTC_DR_MU))) >> RTC_DR_MU_Pos);
1210 }
1211
1212 /**
1213 * @brief Set Day in BCD format
1214 * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Day from binary to BCD format
1215 * @rmtoll DR DT LL_RTC_DATE_SetDay\n
1216 * DR DU LL_RTC_DATE_SetDay
1217 * @param RTCx RTC Instance
1218 * @param Day Value between Min_Data=0x01 and Max_Data=0x31
1219 * @retval None
1220 */
LL_RTC_DATE_SetDay(RTC_TypeDef * RTCx,uint32_t Day)1221 __STATIC_INLINE void LL_RTC_DATE_SetDay(RTC_TypeDef *RTCx, uint32_t Day)
1222 {
1223 MODIFY_REG(RTCx->DR, (RTC_DR_DT | RTC_DR_DU),
1224 (((Day & 0xF0U) << (RTC_DR_DT_Pos - 4U)) | ((Day & 0x0FU) << RTC_DR_DU_Pos)));
1225 }
1226
1227 /**
1228 * @brief Get Day in BCD format
1229 * @note if RTC shadow registers are not bypassed (BYPSHAD=0), need to check if RSF flag is set
1230 * before reading this bit
1231 * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Day from BCD to Binary format
1232 * @rmtoll DR DT LL_RTC_DATE_GetDay\n
1233 * DR DU LL_RTC_DATE_GetDay
1234 * @param RTCx RTC Instance
1235 * @retval Value between Min_Data=0x01 and Max_Data=0x31
1236 */
LL_RTC_DATE_GetDay(RTC_TypeDef * RTCx)1237 __STATIC_INLINE uint32_t LL_RTC_DATE_GetDay(RTC_TypeDef *RTCx)
1238 {
1239 return (uint32_t)((READ_BIT(RTCx->DR, (RTC_DR_DT | RTC_DR_DU))) >> RTC_DR_DU_Pos);
1240 }
1241
1242 /**
1243 * @brief Set date (WeekDay, Day, Month and Year) in BCD format
1244 * @rmtoll DR WDU LL_RTC_DATE_Config\n
1245 * DR MT LL_RTC_DATE_Config\n
1246 * DR MU LL_RTC_DATE_Config\n
1247 * DR DT LL_RTC_DATE_Config\n
1248 * DR DU LL_RTC_DATE_Config\n
1249 * DR YT LL_RTC_DATE_Config\n
1250 * DR YU LL_RTC_DATE_Config
1251 * @param RTCx RTC Instance
1252 * @param WeekDay This parameter can be one of the following values:
1253 * @arg @ref LL_RTC_WEEKDAY_MONDAY
1254 * @arg @ref LL_RTC_WEEKDAY_TUESDAY
1255 * @arg @ref LL_RTC_WEEKDAY_WEDNESDAY
1256 * @arg @ref LL_RTC_WEEKDAY_THURSDAY
1257 * @arg @ref LL_RTC_WEEKDAY_FRIDAY
1258 * @arg @ref LL_RTC_WEEKDAY_SATURDAY
1259 * @arg @ref LL_RTC_WEEKDAY_SUNDAY
1260 * @param Day Value between Min_Data=0x01 and Max_Data=0x31
1261 * @param Month This parameter can be one of the following values:
1262 * @arg @ref LL_RTC_MONTH_JANUARY
1263 * @arg @ref LL_RTC_MONTH_FEBRUARY
1264 * @arg @ref LL_RTC_MONTH_MARCH
1265 * @arg @ref LL_RTC_MONTH_APRIL
1266 * @arg @ref LL_RTC_MONTH_MAY
1267 * @arg @ref LL_RTC_MONTH_JUNE
1268 * @arg @ref LL_RTC_MONTH_JULY
1269 * @arg @ref LL_RTC_MONTH_AUGUST
1270 * @arg @ref LL_RTC_MONTH_SEPTEMBER
1271 * @arg @ref LL_RTC_MONTH_OCTOBER
1272 * @arg @ref LL_RTC_MONTH_NOVEMBER
1273 * @arg @ref LL_RTC_MONTH_DECEMBER
1274 * @param Year Value between Min_Data=0x00 and Max_Data=0x99
1275 * @retval None
1276 */
LL_RTC_DATE_Config(RTC_TypeDef * RTCx,uint32_t WeekDay,uint32_t Day,uint32_t Month,uint32_t Year)1277 __STATIC_INLINE void LL_RTC_DATE_Config(RTC_TypeDef *RTCx, uint32_t WeekDay, uint32_t Day, uint32_t Month, uint32_t Year)
1278 {
1279 uint32_t temp;
1280
1281 temp = ( WeekDay << RTC_DR_WDU_Pos) | \
1282 (((Year & 0xF0U) << (RTC_DR_YT_Pos - 4U)) | ((Year & 0x0FU) << RTC_DR_YU_Pos)) | \
1283 (((Month & 0xF0U) << (RTC_DR_MT_Pos - 4U)) | ((Month & 0x0FU) << RTC_DR_MU_Pos)) | \
1284 (((Day & 0xF0U) << (RTC_DR_DT_Pos - 4U)) | ((Day & 0x0FU) << RTC_DR_DU_Pos));
1285
1286 MODIFY_REG(RTCx->DR, (RTC_DR_WDU | RTC_DR_MT | RTC_DR_MU | RTC_DR_DT | RTC_DR_DU | RTC_DR_YT | RTC_DR_YU), temp);
1287 }
1288
1289 /**
1290 * @brief Get date (WeekDay, Day, Month and Year) in BCD format
1291 * @note if RTC shadow registers are not bypassed (BYPSHAD=0), need to check if RSF flag is set
1292 * before reading this bit
1293 * @note helper macros __LL_RTC_GET_WEEKDAY, __LL_RTC_GET_YEAR, __LL_RTC_GET_MONTH,
1294 * and __LL_RTC_GET_DAY are available to get independently each parameter.
1295 * @rmtoll DR WDU LL_RTC_DATE_Get\n
1296 * DR MT LL_RTC_DATE_Get\n
1297 * DR MU LL_RTC_DATE_Get\n
1298 * DR DT LL_RTC_DATE_Get\n
1299 * DR DU LL_RTC_DATE_Get\n
1300 * DR YT LL_RTC_DATE_Get\n
1301 * DR YU LL_RTC_DATE_Get
1302 * @param RTCx RTC Instance
1303 * @retval Combination of WeekDay, Day, Month and Year (Format: 0xWWDDMMYY).
1304 */
LL_RTC_DATE_Get(RTC_TypeDef * RTCx)1305 __STATIC_INLINE uint32_t LL_RTC_DATE_Get(RTC_TypeDef *RTCx)
1306 {
1307 uint32_t temp;
1308
1309 temp = READ_BIT(RTCx->DR, (RTC_DR_WDU | RTC_DR_MT | RTC_DR_MU | RTC_DR_DT | RTC_DR_DU | RTC_DR_YT | RTC_DR_YU));
1310
1311 return (uint32_t)((((temp & RTC_DR_WDU) >> RTC_DR_WDU_Pos) << RTC_OFFSET_WEEKDAY) | \
1312 (((temp & (RTC_DR_DT | RTC_DR_DU)) >> RTC_DR_DU_Pos) << RTC_OFFSET_DAY) | \
1313 (((temp & (RTC_DR_MT | RTC_DR_MU)) >> RTC_DR_MU_Pos) << RTC_OFFSET_MONTH) | \
1314 ((temp & (RTC_DR_YT | RTC_DR_YU)) >> RTC_DR_YU_Pos));
1315 }
1316
1317 /**
1318 * @}
1319 */
1320
1321 /** @defgroup RTC_LL_EF_ALARMA ALARMA
1322 * @{
1323 */
1324
1325 /**
1326 * @brief Enable Alarm A
1327 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
1328 * @rmtoll CR ALRAE LL_RTC_ALMA_Enable
1329 * @param RTCx RTC Instance
1330 * @retval None
1331 */
LL_RTC_ALMA_Enable(RTC_TypeDef * RTCx)1332 __STATIC_INLINE void LL_RTC_ALMA_Enable(RTC_TypeDef *RTCx)
1333 {
1334 SET_BIT(RTCx->CR, RTC_CR_ALRAE);
1335 }
1336
1337 /**
1338 * @brief Disable Alarm A
1339 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
1340 * @rmtoll CR ALRAE LL_RTC_ALMA_Disable
1341 * @param RTCx RTC Instance
1342 * @retval None
1343 */
LL_RTC_ALMA_Disable(RTC_TypeDef * RTCx)1344 __STATIC_INLINE void LL_RTC_ALMA_Disable(RTC_TypeDef *RTCx)
1345 {
1346 CLEAR_BIT(RTCx->CR, RTC_CR_ALRAE);
1347 }
1348
1349 /**
1350 * @brief Specify the Alarm A masks.
1351 * @rmtoll ALRMAR MSK4 LL_RTC_ALMA_SetMask\n
1352 * ALRMAR MSK3 LL_RTC_ALMA_SetMask\n
1353 * ALRMAR MSK2 LL_RTC_ALMA_SetMask\n
1354 * ALRMAR MSK1 LL_RTC_ALMA_SetMask
1355 * @param RTCx RTC Instance
1356 * @param Mask This parameter can be a combination of the following values:
1357 * @arg @ref LL_RTC_ALMA_MASK_NONE
1358 * @arg @ref LL_RTC_ALMA_MASK_DATEWEEKDAY
1359 * @arg @ref LL_RTC_ALMA_MASK_HOURS
1360 * @arg @ref LL_RTC_ALMA_MASK_MINUTES
1361 * @arg @ref LL_RTC_ALMA_MASK_SECONDS
1362 * @arg @ref LL_RTC_ALMA_MASK_ALL
1363 * @retval None
1364 */
LL_RTC_ALMA_SetMask(RTC_TypeDef * RTCx,uint32_t Mask)1365 __STATIC_INLINE void LL_RTC_ALMA_SetMask(RTC_TypeDef *RTCx, uint32_t Mask)
1366 {
1367 MODIFY_REG(RTCx->ALRMAR, RTC_ALRMAR_MSK4 | RTC_ALRMAR_MSK3 | RTC_ALRMAR_MSK2 | RTC_ALRMAR_MSK1, Mask);
1368 }
1369
1370 /**
1371 * @brief Get the Alarm A masks.
1372 * @rmtoll ALRMAR MSK4 LL_RTC_ALMA_GetMask\n
1373 * ALRMAR MSK3 LL_RTC_ALMA_GetMask\n
1374 * ALRMAR MSK2 LL_RTC_ALMA_GetMask\n
1375 * ALRMAR MSK1 LL_RTC_ALMA_GetMask
1376 * @param RTCx RTC Instance
1377 * @retval Returned value can be can be a combination of the following values:
1378 * @arg @ref LL_RTC_ALMA_MASK_NONE
1379 * @arg @ref LL_RTC_ALMA_MASK_DATEWEEKDAY
1380 * @arg @ref LL_RTC_ALMA_MASK_HOURS
1381 * @arg @ref LL_RTC_ALMA_MASK_MINUTES
1382 * @arg @ref LL_RTC_ALMA_MASK_SECONDS
1383 * @arg @ref LL_RTC_ALMA_MASK_ALL
1384 */
LL_RTC_ALMA_GetMask(RTC_TypeDef * RTCx)1385 __STATIC_INLINE uint32_t LL_RTC_ALMA_GetMask(RTC_TypeDef *RTCx)
1386 {
1387 return (uint32_t)(READ_BIT(RTCx->ALRMAR, RTC_ALRMAR_MSK4 | RTC_ALRMAR_MSK3 | RTC_ALRMAR_MSK2 | RTC_ALRMAR_MSK1));
1388 }
1389
1390 /**
1391 * @brief Enable AlarmA Week day selection (DU[3:0] represents the week day. DT[1:0] is do not care)
1392 * @rmtoll ALRMAR WDSEL LL_RTC_ALMA_EnableWeekday
1393 * @param RTCx RTC Instance
1394 * @retval None
1395 */
LL_RTC_ALMA_EnableWeekday(RTC_TypeDef * RTCx)1396 __STATIC_INLINE void LL_RTC_ALMA_EnableWeekday(RTC_TypeDef *RTCx)
1397 {
1398 SET_BIT(RTCx->ALRMAR, RTC_ALRMAR_WDSEL);
1399 }
1400
1401 /**
1402 * @brief Disable AlarmA Week day selection (DU[3:0] represents the date )
1403 * @rmtoll ALRMAR WDSEL LL_RTC_ALMA_DisableWeekday
1404 * @param RTCx RTC Instance
1405 * @retval None
1406 */
LL_RTC_ALMA_DisableWeekday(RTC_TypeDef * RTCx)1407 __STATIC_INLINE void LL_RTC_ALMA_DisableWeekday(RTC_TypeDef *RTCx)
1408 {
1409 CLEAR_BIT(RTCx->ALRMAR, RTC_ALRMAR_WDSEL);
1410 }
1411
1412 /**
1413 * @brief Set ALARM A Day in BCD format
1414 * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Day from binary to BCD format
1415 * @rmtoll ALRMAR DT LL_RTC_ALMA_SetDay\n
1416 * ALRMAR DU LL_RTC_ALMA_SetDay
1417 * @param RTCx RTC Instance
1418 * @param Day Value between Min_Data=0x01 and Max_Data=0x31
1419 * @retval None
1420 */
LL_RTC_ALMA_SetDay(RTC_TypeDef * RTCx,uint32_t Day)1421 __STATIC_INLINE void LL_RTC_ALMA_SetDay(RTC_TypeDef *RTCx, uint32_t Day)
1422 {
1423 MODIFY_REG(RTCx->ALRMAR, (RTC_ALRMAR_DT | RTC_ALRMAR_DU),
1424 (((Day & 0xF0U) << (RTC_ALRMAR_DT_Pos - 4U)) | ((Day & 0x0FU) << RTC_ALRMAR_DU_Pos)));
1425 }
1426
1427 /**
1428 * @brief Get ALARM A Day in BCD format
1429 * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Day from BCD to Binary format
1430 * @rmtoll ALRMAR DT LL_RTC_ALMA_GetDay\n
1431 * ALRMAR DU LL_RTC_ALMA_GetDay
1432 * @param RTCx RTC Instance
1433 * @retval Value between Min_Data=0x01 and Max_Data=0x31
1434 */
LL_RTC_ALMA_GetDay(RTC_TypeDef * RTCx)1435 __STATIC_INLINE uint32_t LL_RTC_ALMA_GetDay(RTC_TypeDef *RTCx)
1436 {
1437 return (uint32_t)((READ_BIT(RTCx->ALRMAR, (RTC_ALRMAR_DT | RTC_ALRMAR_DU))) >> RTC_ALRMAR_DU_Pos);
1438 }
1439
1440 /**
1441 * @brief Set ALARM A Weekday
1442 * @rmtoll ALRMAR DU LL_RTC_ALMA_SetWeekDay
1443 * @param RTCx RTC Instance
1444 * @param WeekDay This parameter can be one of the following values:
1445 * @arg @ref LL_RTC_WEEKDAY_MONDAY
1446 * @arg @ref LL_RTC_WEEKDAY_TUESDAY
1447 * @arg @ref LL_RTC_WEEKDAY_WEDNESDAY
1448 * @arg @ref LL_RTC_WEEKDAY_THURSDAY
1449 * @arg @ref LL_RTC_WEEKDAY_FRIDAY
1450 * @arg @ref LL_RTC_WEEKDAY_SATURDAY
1451 * @arg @ref LL_RTC_WEEKDAY_SUNDAY
1452 * @retval None
1453 */
LL_RTC_ALMA_SetWeekDay(RTC_TypeDef * RTCx,uint32_t WeekDay)1454 __STATIC_INLINE void LL_RTC_ALMA_SetWeekDay(RTC_TypeDef *RTCx, uint32_t WeekDay)
1455 {
1456 MODIFY_REG(RTCx->ALRMAR, RTC_ALRMAR_DU, WeekDay << RTC_ALRMAR_DU_Pos);
1457 }
1458
1459 /**
1460 * @brief Get ALARM A Weekday
1461 * @rmtoll ALRMAR DU LL_RTC_ALMA_GetWeekDay
1462 * @param RTCx RTC Instance
1463 * @retval Returned value can be one of the following values:
1464 * @arg @ref LL_RTC_WEEKDAY_MONDAY
1465 * @arg @ref LL_RTC_WEEKDAY_TUESDAY
1466 * @arg @ref LL_RTC_WEEKDAY_WEDNESDAY
1467 * @arg @ref LL_RTC_WEEKDAY_THURSDAY
1468 * @arg @ref LL_RTC_WEEKDAY_FRIDAY
1469 * @arg @ref LL_RTC_WEEKDAY_SATURDAY
1470 * @arg @ref LL_RTC_WEEKDAY_SUNDAY
1471 */
LL_RTC_ALMA_GetWeekDay(RTC_TypeDef * RTCx)1472 __STATIC_INLINE uint32_t LL_RTC_ALMA_GetWeekDay(RTC_TypeDef *RTCx)
1473 {
1474 return (uint32_t)(READ_BIT(RTCx->ALRMAR, RTC_ALRMAR_DU) >> RTC_ALRMAR_DU_Pos);
1475 }
1476
1477 /**
1478 * @brief Set Alarm A time format (AM/24-hour or PM notation)
1479 * @rmtoll ALRMAR PM LL_RTC_ALMA_SetTimeFormat
1480 * @param RTCx RTC Instance
1481 * @param TimeFormat This parameter can be one of the following values:
1482 * @arg @ref LL_RTC_ALMA_TIME_FORMAT_AM
1483 * @arg @ref LL_RTC_ALMA_TIME_FORMAT_PM
1484 * @retval None
1485 */
LL_RTC_ALMA_SetTimeFormat(RTC_TypeDef * RTCx,uint32_t TimeFormat)1486 __STATIC_INLINE void LL_RTC_ALMA_SetTimeFormat(RTC_TypeDef *RTCx, uint32_t TimeFormat)
1487 {
1488 MODIFY_REG(RTCx->ALRMAR, RTC_ALRMAR_PM, TimeFormat);
1489 }
1490
1491 /**
1492 * @brief Get Alarm A time format (AM or PM notation)
1493 * @rmtoll ALRMAR PM LL_RTC_ALMA_GetTimeFormat
1494 * @param RTCx RTC Instance
1495 * @retval Returned value can be one of the following values:
1496 * @arg @ref LL_RTC_ALMA_TIME_FORMAT_AM
1497 * @arg @ref LL_RTC_ALMA_TIME_FORMAT_PM
1498 */
LL_RTC_ALMA_GetTimeFormat(RTC_TypeDef * RTCx)1499 __STATIC_INLINE uint32_t LL_RTC_ALMA_GetTimeFormat(RTC_TypeDef *RTCx)
1500 {
1501 return (uint32_t)(READ_BIT(RTCx->ALRMAR, RTC_ALRMAR_PM));
1502 }
1503
1504 /**
1505 * @brief Set ALARM A Hours in BCD format
1506 * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Hours from binary to BCD format
1507 * @rmtoll ALRMAR HT LL_RTC_ALMA_SetHour\n
1508 * ALRMAR HU LL_RTC_ALMA_SetHour
1509 * @param RTCx RTC Instance
1510 * @param Hours Value between Min_Data=0x01 and Max_Data=0x12 or between Min_Data=0x00 and Max_Data=0x23
1511 * @retval None
1512 */
LL_RTC_ALMA_SetHour(RTC_TypeDef * RTCx,uint32_t Hours)1513 __STATIC_INLINE void LL_RTC_ALMA_SetHour(RTC_TypeDef *RTCx, uint32_t Hours)
1514 {
1515 MODIFY_REG(RTCx->ALRMAR, (RTC_ALRMAR_HT | RTC_ALRMAR_HU),
1516 (((Hours & 0xF0U) << (RTC_ALRMAR_HT_Pos - 4U)) | ((Hours & 0x0FU) << RTC_ALRMAR_HU_Pos)));
1517 }
1518
1519 /**
1520 * @brief Get ALARM A Hours in BCD format
1521 * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Hours from BCD to Binary format
1522 * @rmtoll ALRMAR HT LL_RTC_ALMA_GetHour\n
1523 * ALRMAR HU LL_RTC_ALMA_GetHour
1524 * @param RTCx RTC Instance
1525 * @retval Value between Min_Data=0x01 and Max_Data=0x12 or between Min_Data=0x00 and Max_Data=0x23
1526 */
LL_RTC_ALMA_GetHour(RTC_TypeDef * RTCx)1527 __STATIC_INLINE uint32_t LL_RTC_ALMA_GetHour(RTC_TypeDef *RTCx)
1528 {
1529 return (uint32_t)((READ_BIT(RTCx->ALRMAR, (RTC_ALRMAR_HT | RTC_ALRMAR_HU))) >> RTC_ALRMAR_HU_Pos);
1530 }
1531
1532 /**
1533 * @brief Set ALARM A Minutes in BCD format
1534 * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Minutes from binary to BCD format
1535 * @rmtoll ALRMAR MNT LL_RTC_ALMA_SetMinute\n
1536 * ALRMAR MNU LL_RTC_ALMA_SetMinute
1537 * @param RTCx RTC Instance
1538 * @param Minutes Value between Min_Data=0x00 and Max_Data=0x59
1539 * @retval None
1540 */
LL_RTC_ALMA_SetMinute(RTC_TypeDef * RTCx,uint32_t Minutes)1541 __STATIC_INLINE void LL_RTC_ALMA_SetMinute(RTC_TypeDef *RTCx, uint32_t Minutes)
1542 {
1543 MODIFY_REG(RTCx->ALRMAR, (RTC_ALRMAR_MNT | RTC_ALRMAR_MNU),
1544 (((Minutes & 0xF0U) << (RTC_ALRMAR_MNT_Pos - 4U)) | ((Minutes & 0x0FU) << RTC_ALRMAR_MNU_Pos)));
1545 }
1546
1547 /**
1548 * @brief Get ALARM A Minutes in BCD format
1549 * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Minutes from BCD to Binary format
1550 * @rmtoll ALRMAR MNT LL_RTC_ALMA_GetMinute\n
1551 * ALRMAR MNU LL_RTC_ALMA_GetMinute
1552 * @param RTCx RTC Instance
1553 * @retval Value between Min_Data=0x00 and Max_Data=0x59
1554 */
LL_RTC_ALMA_GetMinute(RTC_TypeDef * RTCx)1555 __STATIC_INLINE uint32_t LL_RTC_ALMA_GetMinute(RTC_TypeDef *RTCx)
1556 {
1557 return (uint32_t)((READ_BIT(RTCx->ALRMAR, (RTC_ALRMAR_MNT | RTC_ALRMAR_MNU))) >> RTC_ALRMAR_MNU_Pos);
1558 }
1559
1560 /**
1561 * @brief Set ALARM A Seconds in BCD format
1562 * @note helper macro __LL_RTC_CONVERT_BIN2BCD is available to convert Seconds from binary to BCD format
1563 * @rmtoll ALRMAR ST LL_RTC_ALMA_SetSecond\n
1564 * ALRMAR SU LL_RTC_ALMA_SetSecond
1565 * @param RTCx RTC Instance
1566 * @param Seconds Value between Min_Data=0x00 and Max_Data=0x59
1567 * @retval None
1568 */
LL_RTC_ALMA_SetSecond(RTC_TypeDef * RTCx,uint32_t Seconds)1569 __STATIC_INLINE void LL_RTC_ALMA_SetSecond(RTC_TypeDef *RTCx, uint32_t Seconds)
1570 {
1571 MODIFY_REG(RTCx->ALRMAR, (RTC_ALRMAR_ST | RTC_ALRMAR_SU),
1572 (((Seconds & 0xF0U) << (RTC_ALRMAR_ST_Pos - 4U)) | ((Seconds & 0x0FU) << RTC_ALRMAR_SU_Pos)));
1573 }
1574
1575 /**
1576 * @brief Get ALARM A Seconds in BCD format
1577 * @note helper macro __LL_RTC_CONVERT_BCD2BIN is available to convert Seconds from BCD to Binary format
1578 * @rmtoll ALRMAR ST LL_RTC_ALMA_GetSecond\n
1579 * ALRMAR SU LL_RTC_ALMA_GetSecond
1580 * @param RTCx RTC Instance
1581 * @retval Value between Min_Data=0x00 and Max_Data=0x59
1582 */
LL_RTC_ALMA_GetSecond(RTC_TypeDef * RTCx)1583 __STATIC_INLINE uint32_t LL_RTC_ALMA_GetSecond(RTC_TypeDef *RTCx)
1584 {
1585 return (uint32_t)((READ_BIT(RTCx->ALRMAR, (RTC_ALRMAR_ST | RTC_ALRMAR_SU))) >> RTC_ALRMAR_SU_Pos);
1586 }
1587
1588 /**
1589 * @brief Set Alarm A Time (hour, minute and second) in BCD format
1590 * @rmtoll ALRMAR PM LL_RTC_ALMA_ConfigTime\n
1591 * ALRMAR HT LL_RTC_ALMA_ConfigTime\n
1592 * ALRMAR HU LL_RTC_ALMA_ConfigTime\n
1593 * ALRMAR MNT LL_RTC_ALMA_ConfigTime\n
1594 * ALRMAR MNU LL_RTC_ALMA_ConfigTime\n
1595 * ALRMAR ST LL_RTC_ALMA_ConfigTime\n
1596 * ALRMAR SU LL_RTC_ALMA_ConfigTime
1597 * @param RTCx RTC Instance
1598 * @param Format12_24 This parameter can be one of the following values:
1599 * @arg @ref LL_RTC_ALMA_TIME_FORMAT_AM
1600 * @arg @ref LL_RTC_ALMA_TIME_FORMAT_PM
1601 * @param Hours Value between Min_Data=0x01 and Max_Data=0x12 or between Min_Data=0x00 and Max_Data=0x23
1602 * @param Minutes Value between Min_Data=0x00 and Max_Data=0x59
1603 * @param Seconds Value between Min_Data=0x00 and Max_Data=0x59
1604 * @retval None
1605 */
LL_RTC_ALMA_ConfigTime(RTC_TypeDef * RTCx,uint32_t Format12_24,uint32_t Hours,uint32_t Minutes,uint32_t Seconds)1606 __STATIC_INLINE void LL_RTC_ALMA_ConfigTime(RTC_TypeDef *RTCx, uint32_t Format12_24, uint32_t Hours, uint32_t Minutes, uint32_t Seconds)
1607 {
1608 uint32_t temp;
1609
1610 temp = Format12_24 | \
1611 (((Hours & 0xF0U) << (RTC_ALRMAR_HT_Pos - 4U)) | ((Hours & 0x0FU) << RTC_ALRMAR_HU_Pos)) | \
1612 (((Minutes & 0xF0U) << (RTC_ALRMAR_MNT_Pos - 4U)) | ((Minutes & 0x0FU) << RTC_ALRMAR_MNU_Pos)) | \
1613 (((Seconds & 0xF0U) << (RTC_ALRMAR_ST_Pos - 4U)) | ((Seconds & 0x0FU) << RTC_ALRMAR_SU_Pos));
1614
1615 MODIFY_REG(RTCx->ALRMAR, RTC_ALRMAR_PM | RTC_ALRMAR_HT | RTC_ALRMAR_HU | RTC_ALRMAR_MNT | RTC_ALRMAR_MNU | RTC_ALRMAR_ST | RTC_ALRMAR_SU, temp);
1616 }
1617
1618 /**
1619 * @brief Get Alarm B Time (hour, minute and second) in BCD format
1620 * @note helper macros __LL_RTC_GET_HOUR, __LL_RTC_GET_MINUTE and __LL_RTC_GET_SECOND
1621 * are available to get independently each parameter.
1622 * @rmtoll ALRMAR HT LL_RTC_ALMA_GetTime\n
1623 * ALRMAR HU LL_RTC_ALMA_GetTime\n
1624 * ALRMAR MNT LL_RTC_ALMA_GetTime\n
1625 * ALRMAR MNU LL_RTC_ALMA_GetTime\n
1626 * ALRMAR ST LL_RTC_ALMA_GetTime\n
1627 * ALRMAR SU LL_RTC_ALMA_GetTime
1628 * @param RTCx RTC Instance
1629 * @retval Combination of hours, minutes and seconds.
1630 */
LL_RTC_ALMA_GetTime(RTC_TypeDef * RTCx)1631 __STATIC_INLINE uint32_t LL_RTC_ALMA_GetTime(RTC_TypeDef *RTCx)
1632 {
1633 return (uint32_t)((LL_RTC_ALMA_GetHour(RTCx) << RTC_OFFSET_HOUR) | (LL_RTC_ALMA_GetMinute(RTCx) << RTC_OFFSET_MINUTE) | LL_RTC_ALMA_GetSecond(RTCx));
1634 }
1635
1636 /**
1637 * @brief Mask the most-significant bits of the subseconds field starting from
1638 * the bit specified in parameter Mask
1639 * @note This register can be written only when ALRAE is reset in RTC_CR register,
1640 * or in initialization mode.
1641 * @rmtoll ALRMASSR MASKSS LL_RTC_ALMA_SetSubSecondMask
1642 * @param RTCx RTC Instance
1643 * @param Mask Value between Min_Data=0x00 and Max_Data=0xF
1644 * @retval None
1645 */
LL_RTC_ALMA_SetSubSecondMask(RTC_TypeDef * RTCx,uint32_t Mask)1646 __STATIC_INLINE void LL_RTC_ALMA_SetSubSecondMask(RTC_TypeDef *RTCx, uint32_t Mask)
1647 {
1648 MODIFY_REG(RTCx->ALRMASSR, RTC_ALRMASSR_MASKSS, Mask << RTC_ALRMASSR_MASKSS_Pos);
1649 }
1650
1651 /**
1652 * @brief Get Alarm A subseconds mask
1653 * @rmtoll ALRMASSR MASKSS LL_RTC_ALMA_GetSubSecondMask
1654 * @param RTCx RTC Instance
1655 * @retval Value between Min_Data=0x00 and Max_Data=0xF
1656 */
LL_RTC_ALMA_GetSubSecondMask(RTC_TypeDef * RTCx)1657 __STATIC_INLINE uint32_t LL_RTC_ALMA_GetSubSecondMask(RTC_TypeDef *RTCx)
1658 {
1659 return (uint32_t)(READ_BIT(RTCx->ALRMASSR, RTC_ALRMASSR_MASKSS) >> RTC_ALRMASSR_MASKSS_Pos);
1660 }
1661
1662 /**
1663 * @brief Set Alarm A subseconds value
1664 * @rmtoll ALRMASSR SS LL_RTC_ALMA_SetSubSecond
1665 * @param RTCx RTC Instance
1666 * @param Subsecond Value between Min_Data=0x00 and Max_Data=0x7FFF
1667 * @retval None
1668 */
LL_RTC_ALMA_SetSubSecond(RTC_TypeDef * RTCx,uint32_t Subsecond)1669 __STATIC_INLINE void LL_RTC_ALMA_SetSubSecond(RTC_TypeDef *RTCx, uint32_t Subsecond)
1670 {
1671 MODIFY_REG(RTCx->ALRMASSR, RTC_ALRMASSR_SS, Subsecond);
1672 }
1673
1674 /**
1675 * @brief Get Alarm A subseconds value
1676 * @rmtoll ALRMASSR SS LL_RTC_ALMA_GetSubSecond
1677 * @param RTCx RTC Instance
1678 * @retval Value between Min_Data=0x00 and Max_Data=0x7FFF
1679 */
LL_RTC_ALMA_GetSubSecond(RTC_TypeDef * RTCx)1680 __STATIC_INLINE uint32_t LL_RTC_ALMA_GetSubSecond(RTC_TypeDef *RTCx)
1681 {
1682 return (uint32_t)(READ_BIT(RTCx->ALRMASSR, RTC_ALRMASSR_SS));
1683 }
1684
1685 /**
1686 * @}
1687 */
1688
1689 /** @defgroup RTC_LL_EF_Wakeup Wakeup
1690 * @{
1691 */
1692
1693 /**
1694 * @brief Enable Wakeup timer
1695 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
1696 * @rmtoll CR WUTE LL_RTC_WAKEUP_Enable
1697 * @param RTCx RTC Instance
1698 * @retval None
1699 */
LL_RTC_WAKEUP_Enable(RTC_TypeDef * RTCx)1700 __STATIC_INLINE void LL_RTC_WAKEUP_Enable(RTC_TypeDef *RTCx)
1701 {
1702 SET_BIT(RTCx->CR, RTC_CR_WUTE);
1703 }
1704
1705 /**
1706 * @brief Disable Wakeup timer
1707 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
1708 * @rmtoll CR WUTE LL_RTC_WAKEUP_Disable
1709 * @param RTCx RTC Instance
1710 * @retval None
1711 */
LL_RTC_WAKEUP_Disable(RTC_TypeDef * RTCx)1712 __STATIC_INLINE void LL_RTC_WAKEUP_Disable(RTC_TypeDef *RTCx)
1713 {
1714 CLEAR_BIT(RTCx->CR, RTC_CR_WUTE);
1715 }
1716
1717 /**
1718 * @brief Check if Wakeup timer is enabled or not
1719 * @rmtoll CR WUTE LL_RTC_WAKEUP_IsEnabled
1720 * @param RTCx RTC Instance
1721 * @retval State of bit (1 or 0).
1722 */
LL_RTC_WAKEUP_IsEnabled(RTC_TypeDef * RTCx)1723 __STATIC_INLINE uint32_t LL_RTC_WAKEUP_IsEnabled(RTC_TypeDef *RTCx)
1724 {
1725 return ((READ_BIT(RTCx->CR, RTC_CR_WUTE) == (RTC_CR_WUTE)) ? 1UL : 0UL);
1726 }
1727
1728 /**
1729 * @brief Select Wakeup clock
1730 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
1731 * @note Bit can be written only when RTC_CR WUTE bit = 0 and RTC_ISR WUTWF bit = 1
1732 * @rmtoll CR WUCKSEL LL_RTC_WAKEUP_SetClock
1733 * @param RTCx RTC Instance
1734 * @param WakeupClock This parameter can be one of the following values:
1735 * @arg @ref LL_RTC_WAKEUPCLOCK_DIV_16
1736 * @arg @ref LL_RTC_WAKEUPCLOCK_DIV_8
1737 * @arg @ref LL_RTC_WAKEUPCLOCK_DIV_4
1738 * @arg @ref LL_RTC_WAKEUPCLOCK_DIV_2
1739 * @arg @ref LL_RTC_WAKEUPCLOCK_CKSPRE
1740 * @arg @ref LL_RTC_WAKEUPCLOCK_CKSPRE_WUT
1741 * @retval None
1742 */
LL_RTC_WAKEUP_SetClock(RTC_TypeDef * RTCx,uint32_t WakeupClock)1743 __STATIC_INLINE void LL_RTC_WAKEUP_SetClock(RTC_TypeDef *RTCx, uint32_t WakeupClock)
1744 {
1745 MODIFY_REG(RTCx->CR, RTC_CR_WUCKSEL, WakeupClock);
1746 }
1747
1748 /**
1749 * @brief Get Wakeup clock
1750 * @rmtoll CR WUCKSEL LL_RTC_WAKEUP_GetClock
1751 * @param RTCx RTC Instance
1752 * @retval Returned value can be one of the following values:
1753 * @arg @ref LL_RTC_WAKEUPCLOCK_DIV_16
1754 * @arg @ref LL_RTC_WAKEUPCLOCK_DIV_8
1755 * @arg @ref LL_RTC_WAKEUPCLOCK_DIV_4
1756 * @arg @ref LL_RTC_WAKEUPCLOCK_DIV_2
1757 * @arg @ref LL_RTC_WAKEUPCLOCK_CKSPRE
1758 * @arg @ref LL_RTC_WAKEUPCLOCK_CKSPRE_WUT
1759 */
LL_RTC_WAKEUP_GetClock(RTC_TypeDef * RTCx)1760 __STATIC_INLINE uint32_t LL_RTC_WAKEUP_GetClock(RTC_TypeDef *RTCx)
1761 {
1762 return (uint32_t)(READ_BIT(RTCx->CR, RTC_CR_WUCKSEL));
1763 }
1764
1765 /**
1766 * @brief Set Wakeup auto-reload value
1767 * @note Bit can be written only when WUTWF is set to 1 in RTC_ISR
1768 * @rmtoll WUTR WUT LL_RTC_WAKEUP_SetAutoReload
1769 * @param RTCx RTC Instance
1770 * @param Value Value between Min_Data=0x00 and Max_Data=0xFFFF
1771 * @retval None
1772 */
LL_RTC_WAKEUP_SetAutoReload(RTC_TypeDef * RTCx,uint32_t Value)1773 __STATIC_INLINE void LL_RTC_WAKEUP_SetAutoReload(RTC_TypeDef *RTCx, uint32_t Value)
1774 {
1775 MODIFY_REG(RTCx->WUTR, RTC_WUTR_WUT, Value);
1776 }
1777
1778 /**
1779 * @brief Get Wakeup auto-reload value
1780 * @rmtoll WUTR WUT LL_RTC_WAKEUP_GetAutoReload
1781 * @param RTCx RTC Instance
1782 * @retval Value between Min_Data=0x00 and Max_Data=0xFFFF
1783 */
LL_RTC_WAKEUP_GetAutoReload(RTC_TypeDef * RTCx)1784 __STATIC_INLINE uint32_t LL_RTC_WAKEUP_GetAutoReload(RTC_TypeDef *RTCx)
1785 {
1786 return (uint32_t)(READ_BIT(RTCx->WUTR, RTC_WUTR_WUT));
1787 }
1788
1789 /**
1790 * @}
1791 */
1792
1793 /** @defgroup RTC_LL_EF_Backup_Registers Backup_Registers
1794 * @{
1795 */
1796
1797 /**
1798 * @brief Writes a data in a specified RTC Backup data register.
1799 * @rmtoll BKPxR BKP LL_RTC_BAK_SetRegister
1800 * @param RTCx RTC Instance
1801 * @param BackupRegister This parameter can be one of the following values:
1802 * @arg @ref LL_RTC_BKP_DR0
1803 * @arg @ref LL_RTC_BKP_DR1
1804 * @arg @ref LL_RTC_BKP_DR2
1805 * @arg @ref LL_RTC_BKP_DR3
1806 * @arg @ref LL_RTC_BKP_DR4
1807 * @param Data Value between Min_Data=0x00 and Max_Data=0xFFFFFFFF
1808 * @retval None
1809 */
LL_RTC_BAK_SetRegister(RTC_TypeDef * RTCx,uint32_t BackupRegister,uint32_t Data)1810 __STATIC_INLINE void LL_RTC_BAK_SetRegister(RTC_TypeDef *RTCx, uint32_t BackupRegister, uint32_t Data)
1811 {
1812 uint32_t temp;
1813
1814 temp = (uint32_t)(&(RTCx->BKP0R));
1815 temp += (BackupRegister * 4U);
1816
1817 /* Write the specified register */
1818 *(__IO uint32_t *)temp = (uint32_t)Data;
1819 }
1820
1821 /**
1822 * @brief Reads data from the specified RTC Backup data Register.
1823 * @rmtoll BKPxR BKP LL_RTC_BAK_GetRegister
1824 * @param RTCx RTC Instance
1825 * @param BackupRegister This parameter can be one of the following values:
1826 * @arg @ref LL_RTC_BKP_DR0
1827 * @arg @ref LL_RTC_BKP_DR1
1828 * @arg @ref LL_RTC_BKP_DR2
1829 * @arg @ref LL_RTC_BKP_DR3
1830 * @arg @ref LL_RTC_BKP_DR4
1831 * @retval Value between Min_Data=0x00 and Max_Data=0xFFFFFFFF
1832 */
LL_RTC_BAK_GetRegister(RTC_TypeDef * RTCx,uint32_t BackupRegister)1833 __STATIC_INLINE uint32_t LL_RTC_BAK_GetRegister(RTC_TypeDef *RTCx, uint32_t BackupRegister)
1834 {
1835 uint32_t temp;
1836
1837 temp = (uint32_t)(&(RTCx->BKP0R));
1838 temp += (BackupRegister * 4U);
1839
1840 /* Read the specified register */
1841 return (*(__IO uint32_t *)temp);
1842 }
1843
1844 /**
1845 * @}
1846 */
1847
1848 /** @defgroup RTC_LL_EF_Calibration Calibration
1849 * @{
1850 */
1851
1852 /**
1853 * @brief Set Calibration output frequency (1 Hz or 512 Hz)
1854 * @note Bits are write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
1855 * @rmtoll CR COE LL_RTC_CAL_SetOutputFreq\n
1856 * CR COSEL LL_RTC_CAL_SetOutputFreq
1857 * @param RTCx RTC Instance
1858 * @param Frequency This parameter can be one of the following values:
1859 * @arg @ref LL_RTC_CALIB_OUTPUT_NONE
1860 * @arg @ref LL_RTC_CALIB_OUTPUT_1HZ
1861 * @arg @ref LL_RTC_CALIB_OUTPUT_512HZ
1862 *
1863 * @retval None
1864 */
LL_RTC_CAL_SetOutputFreq(RTC_TypeDef * RTCx,uint32_t Frequency)1865 __STATIC_INLINE void LL_RTC_CAL_SetOutputFreq(RTC_TypeDef *RTCx, uint32_t Frequency)
1866 {
1867 MODIFY_REG(RTCx->CR, RTC_CR_COE | RTC_CR_COSEL, Frequency);
1868 }
1869
1870 /**
1871 * @brief Get Calibration output frequency (1 Hz or 512 Hz)
1872 * @rmtoll CR COE LL_RTC_CAL_GetOutputFreq\n
1873 * CR COSEL LL_RTC_CAL_GetOutputFreq
1874 * @param RTCx RTC Instance
1875 * @retval Returned value can be one of the following values:
1876 * @arg @ref LL_RTC_CALIB_OUTPUT_NONE
1877 * @arg @ref LL_RTC_CALIB_OUTPUT_1HZ
1878 * @arg @ref LL_RTC_CALIB_OUTPUT_512HZ
1879 *
1880 */
LL_RTC_CAL_GetOutputFreq(RTC_TypeDef * RTCx)1881 __STATIC_INLINE uint32_t LL_RTC_CAL_GetOutputFreq(RTC_TypeDef *RTCx)
1882 {
1883 return (uint32_t)(READ_BIT(RTCx->CR, RTC_CR_COE | RTC_CR_COSEL));
1884 }
1885
1886 /**
1887 * @brief Insert or not One RTCCLK pulse every 2exp11 pulses (frequency increased by 488.5 ppm)
1888 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
1889 * @note Bit can be written only when RECALPF is set to 0 in RTC_ISR
1890 * @rmtoll CALR CALP LL_RTC_CAL_SetPulse
1891 * @param RTCx RTC Instance
1892 * @param Pulse This parameter can be one of the following values:
1893 * @arg @ref LL_RTC_CALIB_INSERTPULSE_NONE
1894 * @arg @ref LL_RTC_CALIB_INSERTPULSE_SET
1895 * @retval None
1896 */
LL_RTC_CAL_SetPulse(RTC_TypeDef * RTCx,uint32_t Pulse)1897 __STATIC_INLINE void LL_RTC_CAL_SetPulse(RTC_TypeDef *RTCx, uint32_t Pulse)
1898 {
1899 MODIFY_REG(RTCx->CALR, RTC_CALR_CALP, Pulse);
1900 }
1901
1902 /**
1903 * @brief Check if one RTCCLK has been inserted or not every 2exp11 pulses (frequency increased by 488.5 ppm)
1904 * @rmtoll CALR CALP LL_RTC_CAL_IsPulseInserted
1905 * @param RTCx RTC Instance
1906 * @retval State of bit (1 or 0).
1907 */
LL_RTC_CAL_IsPulseInserted(RTC_TypeDef * RTCx)1908 __STATIC_INLINE uint32_t LL_RTC_CAL_IsPulseInserted(RTC_TypeDef *RTCx)
1909 {
1910 return ((READ_BIT(RTCx->CALR, RTC_CALR_CALP) == (RTC_CALR_CALP)) ? 1UL : 0UL);
1911 }
1912
1913 /**
1914 * @brief Set smooth calibration cycle period
1915 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
1916 * @note Bit can be written only when RECALPF is set to 0 in RTC_ISR
1917 * @rmtoll CALR CALW8 LL_RTC_CAL_SetPeriod\n
1918 * CALR CALW16 LL_RTC_CAL_SetPeriod
1919 * @param RTCx RTC Instance
1920 * @param Period This parameter can be one of the following values:
1921 * @arg @ref LL_RTC_CALIB_PERIOD_32SEC
1922 * @arg @ref LL_RTC_CALIB_PERIOD_16SEC
1923 * @arg @ref LL_RTC_CALIB_PERIOD_8SEC
1924 * @retval None
1925 */
LL_RTC_CAL_SetPeriod(RTC_TypeDef * RTCx,uint32_t Period)1926 __STATIC_INLINE void LL_RTC_CAL_SetPeriod(RTC_TypeDef *RTCx, uint32_t Period)
1927 {
1928 MODIFY_REG(RTCx->CALR, RTC_CALR_CALW8 | RTC_CALR_CALW16, Period);
1929 }
1930
1931 /**
1932 * @brief Get smooth calibration cycle period
1933 * @rmtoll CALR CALW8 LL_RTC_CAL_GetPeriod\n
1934 * CALR CALW16 LL_RTC_CAL_GetPeriod
1935 * @param RTCx RTC Instance
1936 * @retval Returned value can be one of the following values:
1937 * @arg @ref LL_RTC_CALIB_PERIOD_32SEC
1938 * @arg @ref LL_RTC_CALIB_PERIOD_16SEC
1939 * @arg @ref LL_RTC_CALIB_PERIOD_8SEC
1940 */
LL_RTC_CAL_GetPeriod(RTC_TypeDef * RTCx)1941 __STATIC_INLINE uint32_t LL_RTC_CAL_GetPeriod(RTC_TypeDef *RTCx)
1942 {
1943 return (uint32_t)(READ_BIT(RTCx->CALR, RTC_CALR_CALW8 | RTC_CALR_CALW16));
1944 }
1945
1946 /**
1947 * @brief Set smooth Calibration minus
1948 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
1949 * @note Bit can be written only when RECALPF is set to 0 in RTC_ISR
1950 * @rmtoll CALR CALM LL_RTC_CAL_SetMinus
1951 * @param RTCx RTC Instance
1952 * @param CalibMinus Value between Min_Data=0x00 and Max_Data=0x1FF
1953 * @retval None
1954 */
LL_RTC_CAL_SetMinus(RTC_TypeDef * RTCx,uint32_t CalibMinus)1955 __STATIC_INLINE void LL_RTC_CAL_SetMinus(RTC_TypeDef *RTCx, uint32_t CalibMinus)
1956 {
1957 MODIFY_REG(RTCx->CALR, RTC_CALR_CALM, CalibMinus);
1958 }
1959
1960 /**
1961 * @brief Get smooth Calibration minus
1962 * @rmtoll CALR CALM LL_RTC_CAL_GetMinus
1963 * @param RTCx RTC Instance
1964 * @retval Value between Min_Data=0x00 and Max_Data= 0x1FF
1965 */
LL_RTC_CAL_GetMinus(RTC_TypeDef * RTCx)1966 __STATIC_INLINE uint32_t LL_RTC_CAL_GetMinus(RTC_TypeDef *RTCx)
1967 {
1968 return (uint32_t)(READ_BIT(RTCx->CALR, RTC_CALR_CALM));
1969 }
1970
1971 /**
1972 * @}
1973 */
1974
1975 /** @defgroup RTC_LL_EF_FLAG_Management FLAG_Management
1976 * @{
1977 */
1978
1979 /**
1980 * @brief Get Recalibration pending Flag
1981 * @rmtoll ISR RECALPF LL_RTC_IsActiveFlag_RECALP
1982 * @param RTCx RTC Instance
1983 * @retval State of bit (1 or 0).
1984 */
LL_RTC_IsActiveFlag_RECALP(RTC_TypeDef * RTCx)1985 __STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_RECALP(RTC_TypeDef *RTCx)
1986 {
1987 return ((READ_BIT(RTCx->ISR, RTC_ISR_RECALPF) == (RTC_ISR_RECALPF)) ? 1UL : 0UL);
1988 }
1989
1990 /**
1991 * @brief Get Wakeup timer flag
1992 * @rmtoll ISR WUTF LL_RTC_IsActiveFlag_WUT
1993 * @param RTCx RTC Instance
1994 * @retval State of bit (1 or 0).
1995 */
LL_RTC_IsActiveFlag_WUT(RTC_TypeDef * RTCx)1996 __STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_WUT(RTC_TypeDef *RTCx)
1997 {
1998 return ((READ_BIT(RTCx->ISR, RTC_ISR_WUTF) == (RTC_ISR_WUTF)) ? 1UL : 0UL);
1999 }
2000
2001 /**
2002 * @brief Get Alarm A flag
2003 * @rmtoll ISR ALRAF LL_RTC_IsActiveFlag_ALRA
2004 * @param RTCx RTC Instance
2005 * @retval State of bit (1 or 0).
2006 */
LL_RTC_IsActiveFlag_ALRA(RTC_TypeDef * RTCx)2007 __STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_ALRA(RTC_TypeDef *RTCx)
2008 {
2009 return ((READ_BIT(RTCx->ISR, RTC_ISR_ALRAF) == (RTC_ISR_ALRAF)) ? 1UL : 0UL);
2010 }
2011
2012 /**
2013 * @brief Clear Wakeup timer flag
2014 * @rmtoll ISR WUTF LL_RTC_ClearFlag_WUT
2015 * @param RTCx RTC Instance
2016 * @retval None
2017 */
LL_RTC_ClearFlag_WUT(RTC_TypeDef * RTCx)2018 __STATIC_INLINE void LL_RTC_ClearFlag_WUT(RTC_TypeDef *RTCx)
2019 {
2020 WRITE_REG(RTCx->ISR, (~((RTC_ISR_WUTF | RTC_ISR_INIT) & 0x0000FFFFU) | (RTCx->ISR & RTC_ISR_INIT)));
2021 }
2022
2023 /**
2024 * @brief Clear Alarm A flag
2025 * @rmtoll ISR ALRAF LL_RTC_ClearFlag_ALRA
2026 * @param RTCx RTC Instance
2027 * @retval None
2028 */
LL_RTC_ClearFlag_ALRA(RTC_TypeDef * RTCx)2029 __STATIC_INLINE void LL_RTC_ClearFlag_ALRA(RTC_TypeDef *RTCx)
2030 {
2031 WRITE_REG(RTCx->ISR, (~((RTC_ISR_ALRAF | RTC_ISR_INIT) & 0x0000FFFFU) | (RTCx->ISR & RTC_ISR_INIT)));
2032 }
2033
2034 /**
2035 * @brief Get Initialization flag
2036 * @rmtoll ISR INITF LL_RTC_IsActiveFlag_INIT
2037 * @param RTCx RTC Instance
2038 * @retval State of bit (1 or 0).
2039 */
LL_RTC_IsActiveFlag_INIT(RTC_TypeDef * RTCx)2040 __STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_INIT(RTC_TypeDef *RTCx)
2041 {
2042 return ((READ_BIT(RTCx->ISR, RTC_ISR_INITF) == (RTC_ISR_INITF)) ? 1UL : 0UL);
2043 }
2044
2045 /**
2046 * @brief Get Registers synchronization flag
2047 * @rmtoll ISR RSF LL_RTC_IsActiveFlag_RS
2048 * @param RTCx RTC Instance
2049 * @retval State of bit (1 or 0).
2050 */
LL_RTC_IsActiveFlag_RS(RTC_TypeDef * RTCx)2051 __STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_RS(RTC_TypeDef *RTCx)
2052 {
2053 return ((READ_BIT(RTCx->ISR, RTC_ISR_RSF) == (RTC_ISR_RSF)) ? 1UL : 0UL);
2054 }
2055
2056 /**
2057 * @brief Clear Registers synchronization flag
2058 * @rmtoll ISR RSF LL_RTC_ClearFlag_RS
2059 * @param RTCx RTC Instance
2060 * @retval None
2061 */
LL_RTC_ClearFlag_RS(RTC_TypeDef * RTCx)2062 __STATIC_INLINE void LL_RTC_ClearFlag_RS(RTC_TypeDef *RTCx)
2063 {
2064 WRITE_REG(RTCx->ISR, (~((RTC_ISR_RSF | RTC_ISR_INIT) & 0x0000FFFFU) | (RTCx->ISR & RTC_ISR_INIT)));
2065 }
2066
2067 /**
2068 * @brief Get Initialization status flag
2069 * @rmtoll ISR INITS LL_RTC_IsActiveFlag_INITS
2070 * @param RTCx RTC Instance
2071 * @retval State of bit (1 or 0).
2072 */
LL_RTC_IsActiveFlag_INITS(RTC_TypeDef * RTCx)2073 __STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_INITS(RTC_TypeDef *RTCx)
2074 {
2075 return ((READ_BIT(RTCx->ISR, RTC_ISR_INITS) == (RTC_ISR_INITS)) ? 1UL : 0UL);
2076 }
2077
2078 /**
2079 * @brief Get Shift operation pending flag
2080 * @rmtoll ISR SHPF LL_RTC_IsActiveFlag_SHP
2081 * @param RTCx RTC Instance
2082 * @retval State of bit (1 or 0).
2083 */
LL_RTC_IsActiveFlag_SHP(RTC_TypeDef * RTCx)2084 __STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_SHP(RTC_TypeDef *RTCx)
2085 {
2086 return ((READ_BIT(RTCx->ISR, RTC_ISR_SHPF) == (RTC_ISR_SHPF)) ? 1UL : 0UL);
2087 }
2088
2089 /**
2090 * @brief Get Wakeup timer write flag
2091 * @rmtoll ISR WUTWF LL_RTC_IsActiveFlag_WUTW
2092 * @param RTCx RTC Instance
2093 * @retval State of bit (1 or 0).
2094 */
LL_RTC_IsActiveFlag_WUTW(RTC_TypeDef * RTCx)2095 __STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_WUTW(RTC_TypeDef *RTCx)
2096 {
2097 return ((READ_BIT(RTCx->ISR, RTC_ISR_WUTWF) == (RTC_ISR_WUTWF)) ? 1UL : 0UL);
2098 }
2099
2100 /**
2101 * @brief Get Alarm A write flag
2102 * @rmtoll ISR ALRAWF LL_RTC_IsActiveFlag_ALRAW
2103 * @param RTCx RTC Instance
2104 * @retval State of bit (1 or 0).
2105 */
LL_RTC_IsActiveFlag_ALRAW(RTC_TypeDef * RTCx)2106 __STATIC_INLINE uint32_t LL_RTC_IsActiveFlag_ALRAW(RTC_TypeDef *RTCx)
2107 {
2108 return ((READ_BIT(RTCx->ISR, RTC_ISR_ALRAWF) == (RTC_ISR_ALRAWF)) ? 1UL : 0UL);
2109 }
2110
2111 /**
2112 * @}
2113 */
2114
2115 /** @defgroup RTC_LL_EF_IT_Management IT_Management
2116 * @{
2117 */
2118
2119 /**
2120 * @brief Enable Wakeup timer interrupt
2121 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
2122 * @rmtoll CR WUTIE LL_RTC_EnableIT_WUT
2123 * @param RTCx RTC Instance
2124 * @retval None
2125 */
LL_RTC_EnableIT_WUT(RTC_TypeDef * RTCx)2126 __STATIC_INLINE void LL_RTC_EnableIT_WUT(RTC_TypeDef *RTCx)
2127 {
2128 SET_BIT(RTCx->CR, RTC_CR_WUTIE);
2129 }
2130
2131 /**
2132 * @brief Disable Wakeup timer interrupt
2133 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
2134 * @rmtoll CR WUTIE LL_RTC_DisableIT_WUT
2135 * @param RTCx RTC Instance
2136 * @retval None
2137 */
LL_RTC_DisableIT_WUT(RTC_TypeDef * RTCx)2138 __STATIC_INLINE void LL_RTC_DisableIT_WUT(RTC_TypeDef *RTCx)
2139 {
2140 CLEAR_BIT(RTCx->CR, RTC_CR_WUTIE);
2141 }
2142
2143 /**
2144 * @brief Enable Alarm A interrupt
2145 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
2146 * @rmtoll CR ALRAIE LL_RTC_EnableIT_ALRA
2147 * @param RTCx RTC Instance
2148 * @retval None
2149 */
LL_RTC_EnableIT_ALRA(RTC_TypeDef * RTCx)2150 __STATIC_INLINE void LL_RTC_EnableIT_ALRA(RTC_TypeDef *RTCx)
2151 {
2152 SET_BIT(RTCx->CR, RTC_CR_ALRAIE);
2153 }
2154
2155 /**
2156 * @brief Disable Alarm A interrupt
2157 * @note Bit is write-protected. @ref LL_RTC_DisableWriteProtection function should be called before.
2158 * @rmtoll CR ALRAIE LL_RTC_DisableIT_ALRA
2159 * @param RTCx RTC Instance
2160 * @retval None
2161 */
LL_RTC_DisableIT_ALRA(RTC_TypeDef * RTCx)2162 __STATIC_INLINE void LL_RTC_DisableIT_ALRA(RTC_TypeDef *RTCx)
2163 {
2164 CLEAR_BIT(RTCx->CR, RTC_CR_ALRAIE);
2165 }
2166
2167 /**
2168 * @brief Check if Wakeup timer interrupt is enabled or not
2169 * @rmtoll CR WUTIE LL_RTC_IsEnabledIT_WUT
2170 * @param RTCx RTC Instance
2171 * @retval State of bit (1 or 0).
2172 */
LL_RTC_IsEnabledIT_WUT(RTC_TypeDef * RTCx)2173 __STATIC_INLINE uint32_t LL_RTC_IsEnabledIT_WUT(RTC_TypeDef *RTCx)
2174 {
2175 return ((READ_BIT(RTCx->CR, RTC_CR_WUTIE) == (RTC_CR_WUTIE)) ? 1UL : 0UL);
2176 }
2177
2178 /**
2179 * @brief Check if Alarm A interrupt is enabled or not
2180 * @rmtoll CR ALRAIE LL_RTC_IsEnabledIT_ALRA
2181 * @param RTCx RTC Instance
2182 * @retval State of bit (1 or 0).
2183 */
LL_RTC_IsEnabledIT_ALRA(RTC_TypeDef * RTCx)2184 __STATIC_INLINE uint32_t LL_RTC_IsEnabledIT_ALRA(RTC_TypeDef *RTCx)
2185 {
2186 return ((READ_BIT(RTCx->CR, RTC_CR_ALRAIE) == (RTC_CR_ALRAIE)) ? 1UL : 0UL);
2187 }
2188
2189 /**
2190 * @}
2191 */
2192
2193 #if defined(USE_FULL_LL_DRIVER)
2194 /** @defgroup RTC_LL_EF_Init Initialization and de-initialization functions
2195 * @{
2196 */
2197
2198 ErrorStatus LL_RTC_DeInit(RTC_TypeDef *RTCx);
2199 ErrorStatus LL_RTC_Init(RTC_TypeDef *RTCx, LL_RTC_InitTypeDef *RTC_InitStruct);
2200 void LL_RTC_StructInit(LL_RTC_InitTypeDef *RTC_InitStruct);
2201 ErrorStatus LL_RTC_TIME_Init(RTC_TypeDef *RTCx, uint32_t RTC_Format, LL_RTC_TimeTypeDef *RTC_TimeStruct);
2202 void LL_RTC_TIME_StructInit(LL_RTC_TimeTypeDef *RTC_TimeStruct);
2203 ErrorStatus LL_RTC_DATE_Init(RTC_TypeDef *RTCx, uint32_t RTC_Format, LL_RTC_DateTypeDef *RTC_DateStruct);
2204 void LL_RTC_DATE_StructInit(LL_RTC_DateTypeDef *RTC_DateStruct);
2205 ErrorStatus LL_RTC_ALMA_Init(RTC_TypeDef *RTCx, uint32_t RTC_Format, LL_RTC_AlarmTypeDef *RTC_AlarmStruct);
2206 void LL_RTC_ALMA_StructInit(LL_RTC_AlarmTypeDef *RTC_AlarmStruct);
2207 ErrorStatus LL_RTC_EnterInitMode(RTC_TypeDef *RTCx);
2208 ErrorStatus LL_RTC_ExitInitMode(RTC_TypeDef *RTCx);
2209 ErrorStatus LL_RTC_WaitForSynchro(RTC_TypeDef *RTCx);
2210
2211 /**
2212 * @}
2213 */
2214 #endif /* USE_FULL_LL_DRIVER */
2215
2216 /**
2217 * @}
2218 */
2219
2220 /**
2221 * @}
2222 */
2223
2224 #endif /* defined(RTC) */
2225
2226 /**
2227 * @}
2228 */
2229
2230 #ifdef __cplusplus
2231 }
2232 #endif
2233
2234 #endif /* STM32WB0x_LL_RTC_H */
2235
