1 /**
2   ******************************************************************************
3   * @file    stm32g0xx_hal_rtc.h
4   * @author  MCD Application Team
5   * @brief   Header file of RTC HAL module.
6   ******************************************************************************
7   * @attention
8   *
9   * Copyright (c) 2018 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 STM32G0xx_HAL_RTC_H
21 #define STM32G0xx_HAL_RTC_H
22 
23 #ifdef __cplusplus
24  extern "C" {
25 #endif
26 
27 /* Includes ------------------------------------------------------------------*/
28 #include "stm32g0xx_hal_def.h"
29 
30 /** @addtogroup STM32G0xx_HAL_Driver
31   * @{
32   */
33 
34 /** @defgroup RTC RTC
35   * @{
36   */
37 
38 /* Exported types ------------------------------------------------------------*/
39 /** @defgroup RTC_Exported_Types RTC Exported Types
40   * @{
41   */
42 
43 /**
44   * @brief  HAL State structures definition
45   */
46 typedef enum
47 {
48   HAL_RTC_STATE_RESET             = 0x00U,  /*!< RTC not yet initialized or disabled */
49   HAL_RTC_STATE_READY             = 0x01U,  /*!< RTC initialized and ready for use   */
50   HAL_RTC_STATE_BUSY              = 0x02U,  /*!< RTC process is ongoing              */
51   HAL_RTC_STATE_TIMEOUT           = 0x03U,  /*!< RTC timeout state                   */
52   HAL_RTC_STATE_ERROR             = 0x04U   /*!< RTC error state                     */
53 
54 }HAL_RTCStateTypeDef;
55 
56 /**
57   * @brief  RTC Configuration Structure definition
58   */
59 typedef struct
60 {
61   uint32_t HourFormat;        /*!< Specifies the RTC Hour Format.
62                                  This parameter can be a value of @ref RTC_Hour_Formats */
63 
64   uint32_t AsynchPrediv;      /*!< Specifies the RTC Asynchronous Predivider value.
65                                  This parameter must be a number between Min_Data = 0x00 and Max_Data = 0x7F */
66 
67   uint32_t SynchPrediv;       /*!< Specifies the RTC Synchronous Predivider value.
68                                  This parameter must be a number between Min_Data = 0x00 and Max_Data = 0x7FFF */
69 
70   uint32_t OutPut;            /*!< Specifies which signal will be routed to the RTC output.
71                                  This parameter can be a value of @ref RTCEx_Output_selection_Definitions */
72 
73   uint32_t OutPutRemap;       /*!< Specifies the remap for RTC output.
74                                  This parameter can be a value of @ref  RTC_Output_ALARM_OUT_Remap */
75 
76   uint32_t OutPutPolarity;    /*!< Specifies the polarity of the output signal.
77                                  This parameter can be a value of @ref RTC_Output_Polarity_Definitions */
78 
79   uint32_t OutPutType;        /*!< Specifies the RTC Output Pin mode.
80                                  This parameter can be a value of @ref RTC_Output_Type_ALARM_OUT */
81 
82   uint32_t OutPutPullUp;      /*!< Specifies the RTC Output Pull-Up mode.
83                                  This parameter can be a value of @ref RTC_Output_PullUp_ALARM_OUT */
84 }RTC_InitTypeDef;
85 
86 /**
87   * @brief  RTC Time structure definition
88   */
89 typedef struct
90 {
91   uint8_t Hours;            /*!< Specifies the RTC Time Hour.
92                                  This parameter must be a number between Min_Data = 0 and Max_Data = 12 if the RTC_HourFormat_12 is selected.
93                                  This parameter must be a number between Min_Data = 0 and Max_Data = 23 if the RTC_HourFormat_24 is selected */
94 
95   uint8_t Minutes;          /*!< Specifies the RTC Time Minutes.
96                                  This parameter must be a number between Min_Data = 0 and Max_Data = 59 */
97 
98   uint8_t Seconds;          /*!< Specifies the RTC Time Seconds.
99                                  This parameter must be a number between Min_Data = 0 and Max_Data = 59 */
100 
101   uint8_t TimeFormat;       /*!< Specifies the RTC AM/PM Time.
102                                  This parameter can be a value of @ref RTC_AM_PM_Definitions */
103 
104   uint32_t SubSeconds;     /*!< Specifies the RTC_SSR RTC Sub Second register content.
105                                  This parameter corresponds to a time unit range between [0-1] Second
106                                  with [1 Sec / SecondFraction +1] granularity */
107 
108   uint32_t SecondFraction;  /*!< Specifies the range or granularity of Sub Second register content
109                                  corresponding to Synchronous pre-scaler factor value (PREDIV_S)
110                                  This parameter corresponds to a time unit range between [0-1] Second
111                                  with [1 Sec / SecondFraction +1] granularity.
112                                  This field will be used only by HAL_RTC_GetTime function */
113 
114   uint32_t DayLightSaving;  /*!< This interface is deprecated. To manage Daylight Saving Time,
115                                  please use HAL_RTC_DST_xxx functions */
116 
117   uint32_t StoreOperation;  /*!< This interface is deprecated. To manage Daylight Saving Time,
118                                  please use HAL_RTC_DST_xxx functions */
119 }RTC_TimeTypeDef;
120 
121 /**
122   * @brief  RTC Date structure definition
123   */
124 typedef struct
125 {
126   uint8_t WeekDay;  /*!< Specifies the RTC Date WeekDay.
127                          This parameter can be a value of @ref RTC_WeekDay_Definitions */
128 
129   uint8_t Month;    /*!< Specifies the RTC Date Month (in BCD format).
130                          This parameter can be a value of @ref RTC_Month_Date_Definitions */
131 
132   uint8_t Date;     /*!< Specifies the RTC Date.
133                          This parameter must be a number between Min_Data = 1 and Max_Data = 31 */
134 
135   uint8_t Year;     /*!< Specifies the RTC Date Year.
136                          This parameter must be a number between Min_Data = 0 and Max_Data = 99 */
137 
138 }RTC_DateTypeDef;
139 
140 /**
141   * @brief  RTC Alarm structure definition
142   */
143 typedef struct
144 {
145   RTC_TimeTypeDef AlarmTime;     /*!< Specifies the RTC Alarm Time members */
146 
147   uint32_t AlarmMask;            /*!< Specifies the RTC Alarm Masks.
148                                       This parameter can be a value of @ref RTC_AlarmMask_Definitions */
149 
150   uint32_t AlarmSubSecondMask;   /*!< Specifies the RTC Alarm SubSeconds Masks.
151                                       This parameter can be a value of @ref RTC_Alarm_Sub_Seconds_Masks_Definitions */
152 
153   uint32_t AlarmDateWeekDaySel;  /*!< Specifies the RTC Alarm is on Date or WeekDay.
154                                      This parameter can be a value of @ref RTC_AlarmDateWeekDay_Definitions */
155 
156   uint8_t AlarmDateWeekDay;      /*!< Specifies the RTC Alarm Date/WeekDay.
157                                       If the Alarm Date is selected, this parameter must be set to a value in the 1-31 range.
158                                       If the Alarm WeekDay is selected, this parameter can be a value of @ref RTC_WeekDay_Definitions */
159 
160   uint32_t Alarm;                /*!< Specifies the alarm .
161                                       This parameter can be a value of @ref RTC_Alarms_Definitions */
162 }RTC_AlarmTypeDef;
163 
164 /**
165   * @brief  RTC Handle Structure definition
166   */
167 #if (USE_HAL_RTC_REGISTER_CALLBACKS == 1)
168 typedef struct __RTC_HandleTypeDef
169 #else
170 typedef struct
171 #endif /* USE_HAL_RTC_REGISTER_CALLBACKS */
172 {
173   RTC_TypeDef               *Instance;  /*!< Register base address    */
174 
175   uint32_t                  TampOffset; /*!< Offset to TAMP instance  */
176 
177   RTC_InitTypeDef           Init;       /*!< RTC required parameters  */
178 
179   HAL_LockTypeDef           Lock;       /*!< RTC locking object       */
180 
181   __IO HAL_RTCStateTypeDef  State;      /*!< Time communication state */
182 
183 #if (USE_HAL_RTC_REGISTER_CALLBACKS == 1)
184   void  (* AlarmAEventCallback)      ( struct __RTC_HandleTypeDef * hrtc);           /*!< RTC Alarm A Event callback            */
185 
186   void  (* AlarmBEventCallback)      ( struct __RTC_HandleTypeDef * hrtc);           /*!< RTC Alarm B Event callback            */
187 
188   void  (* TimeStampEventCallback)   ( struct __RTC_HandleTypeDef * hrtc);           /*!< RTC TimeStamp Event callback          */
189 
190   void  (* WakeUpTimerEventCallback) ( struct __RTC_HandleTypeDef * hrtc);           /*!< RTC WakeUpTimer Event callback        */
191 
192   void  (* Tamper1EventCallback)     ( struct __RTC_HandleTypeDef * hrtc);           /*!< RTC Tamper 1 Event callback           */
193 
194   void  (* Tamper2EventCallback)     ( struct __RTC_HandleTypeDef * hrtc);           /*!< RTC Tamper 2 Event callback           */
195 
196 #if defined(TAMP_CR1_TAMP3E)
197   void  (* Tamper3EventCallback)     ( struct __RTC_HandleTypeDef * hrtc);           /*!< RTC Tamper 3 Event callback           */
198 #endif /* TAMP_CR1_TAMP3E */
199 
200   void  (* InternalTamper3EventCallback)     ( struct __RTC_HandleTypeDef * hrtc);   /*!< RTC Internal Tamper 3 Event callback  */
201 
202   void  (* InternalTamper4EventCallback)     ( struct __RTC_HandleTypeDef * hrtc);   /*!< RTC Internal Tamper 4 Event callback  */
203 
204   void  (* InternalTamper5EventCallback)     ( struct __RTC_HandleTypeDef * hrtc);   /*!< RTC Internal Tamper 5 Event callback  */
205 
206   void  (* InternalTamper6EventCallback)     ( struct __RTC_HandleTypeDef * hrtc);   /*!< RTC Internal Tamper 6 Event callback  */
207 
208 
209   void  (* MspInitCallback)         ( struct __RTC_HandleTypeDef * hrtc);   /*!< RTC Msp Init callback              */
210 
211   void  (* MspDeInitCallback)       ( struct __RTC_HandleTypeDef * hrtc);   /*!< RTC Msp DeInit callback            */
212 
213 #endif /* (USE_HAL_RTC_REGISTER_CALLBACKS) */
214 
215 }RTC_HandleTypeDef;
216 
217 #if (USE_HAL_RTC_REGISTER_CALLBACKS == 1)
218 /**
219   * @brief  HAL RTC Callback ID enumeration definition
220   */
221 typedef enum
222 {
223   HAL_RTC_ALARM_A_EVENT_CB_ID           = 0x00U,    /*!< RTC Alarm A Event Callback ID      */
224   HAL_RTC_ALARM_B_EVENT_CB_ID           = 0x01U,    /*!< RTC Alarm B Event Callback ID      */
225   HAL_RTC_TIMESTAMP_EVENT_CB_ID         = 0x02U,    /*!< RTC TimeStamp Event Callback ID    */
226   HAL_RTC_WAKEUPTIMER_EVENT_CB_ID       = 0x03U,    /*!< RTC WakeUp Timer Event Callback ID */
227   HAL_RTC_TAMPER1_EVENT_CB_ID           = 0x04U,    /*!< RTC Tamper 1 Callback ID           */
228   HAL_RTC_TAMPER2_EVENT_CB_ID           = 0x05U,    /*!< RTC Tamper 2 Callback ID           */
229 #if defined(TAMP_CR1_TAMP3E)
230   HAL_RTC_TAMPER3_EVENT_CB_ID           = 0x06U,    /*!< RTC Tamper 3 Callback ID           */
231 #endif /* TAMP_CR1_TAMP3E */
232   HAL_RTC_INTERNAL_TAMPER3_EVENT_CB_ID  = 0x09U,    /*!< RTC Internal Tamper 3 Callback ID  */
233   HAL_RTC_INTERNAL_TAMPER4_EVENT_CB_ID  = 0x0AU,    /*!< RTC Internal Tamper 4 Callback ID  */
234   HAL_RTC_INTERNAL_TAMPER5_EVENT_CB_ID  = 0x0BU,    /*!< RTC Internal Tamper 5 Callback ID  */
235   HAL_RTC_INTERNAL_TAMPER6_EVENT_CB_ID  = 0x0CU,    /*!< RTC Internal Tamper 6 Callback ID  */
236   HAL_RTC_MSPINIT_CB_ID                 = 0x0EU,    /*!< RTC Msp Init callback ID           */
237   HAL_RTC_MSPDEINIT_CB_ID               = 0x0FU     /*!< RTC Msp DeInit callback ID         */
238 }HAL_RTC_CallbackIDTypeDef;
239 
240 /**
241   * @brief  HAL RTC Callback pointer definition
242   */
243 typedef  void (*pRTC_CallbackTypeDef)(RTC_HandleTypeDef * hrtc); /*!< pointer to an RTC callback function */
244 #endif /* USE_HAL_RTC_REGISTER_CALLBACKS */
245 
246 /**
247   * @}
248   */
249 
250 /* Exported constants --------------------------------------------------------*/
251 /** @defgroup RTC_Exported_Constants RTC Exported Constants
252   * @{
253   */
254 
255 /** @defgroup RTC_Hour_Formats RTC Hour Formats
256   * @{
257   */
258 #define RTC_HOURFORMAT_24                   0x00000000u
259 #define RTC_HOURFORMAT_12                   RTC_CR_FMT
260 /**
261   * @}
262   */
263 
264 /** @defgroup RTCEx_Output_selection_Definitions RTCEx Output Selection Definition
265   * @{
266   */
267 #define RTC_OUTPUT_DISABLE                  0x00000000u
268 #define RTC_OUTPUT_ALARMA                   RTC_CR_OSEL_0
269 #define RTC_OUTPUT_ALARMB                   RTC_CR_OSEL_1
270 #define RTC_OUTPUT_WAKEUP                   RTC_CR_OSEL
271 #define RTC_OUTPUT_TAMPER                   RTC_CR_TAMPOE
272 /**
273   * @}
274   */
275 
276 /** @defgroup RTC_Output_Polarity_Definitions RTC Output Polarity Definitions
277   * @{
278   */
279 #define RTC_OUTPUT_POLARITY_HIGH            0x00000000u
280 #define RTC_OUTPUT_POLARITY_LOW             RTC_CR_POL
281 /**
282   * @}
283   */
284 
285 /** @defgroup RTC_Output_Type_ALARM_OUT RTC Output Type ALARM OUT
286   * @{
287   */
288 #define RTC_OUTPUT_TYPE_PUSHPULL            0x00000000u
289 #define RTC_OUTPUT_TYPE_OPENDRAIN           RTC_CR_TAMPALRM_TYPE
290 /**
291   * @}
292   */
293 
294 /** @defgroup RTC_Output_PullUp_ALARM_OUT RTC Output Pull-Up ALARM OUT
295   * @{
296   */
297 #define RTC_OUTPUT_PULLUP_NONE              0x00000000u
298 #define RTC_OUTPUT_PULLUP_ON                RTC_CR_TAMPALRM_PU
299 /**
300   * @}
301   */
302 
303 /** @defgroup RTC_Output_ALARM_OUT_Remap RTC Output ALARM OUT Remap
304   * @{
305   */
306 #define RTC_OUTPUT_REMAP_NONE               0x00000000u
307 #define RTC_OUTPUT_REMAP_POS1               RTC_CR_OUT2EN
308 /**
309   * @}
310   */
311 
312 /** @defgroup RTC_AM_PM_Definitions RTC AM PM Definitions
313   * @{
314   */
315 #define RTC_HOURFORMAT12_AM                 0x0u
316 #define RTC_HOURFORMAT12_PM                 0x1u
317 /**
318   * @}
319   */
320 
321 /** @defgroup RTC_DayLightSaving_Definitions RTC DayLightSaving Definitions
322   * @{
323   */
324 #define RTC_DAYLIGHTSAVING_SUB1H            RTC_CR_SUB1H
325 #define RTC_DAYLIGHTSAVING_ADD1H            RTC_CR_ADD1H
326 #define RTC_DAYLIGHTSAVING_NONE             0x00000000u
327 /**
328   * @}
329   */
330 
331 /** @defgroup RTC_StoreOperation_Definitions RTC StoreOperation Definitions
332   * @{
333   */
334 #define RTC_STOREOPERATION_RESET            0x00000000u
335 #define RTC_STOREOPERATION_SET              RTC_CR_BKP
336 /**
337   * @}
338   */
339 
340 /** @defgroup RTC_Input_parameter_format_definitions RTC Input Parameter Format Definitions
341   * @{
342   */
343 #define RTC_FORMAT_BIN                      0x00000000u
344 #define RTC_FORMAT_BCD                      0x00000001u
345 /**
346   * @}
347   */
348 
349 /** @defgroup RTC_Month_Date_Definitions RTC Month Date Definitions
350   * @{
351   */
352 
353 /* Coded in BCD format */
354 #define RTC_MONTH_JANUARY                   ((uint8_t)0x01U)
355 #define RTC_MONTH_FEBRUARY                  ((uint8_t)0x02U)
356 #define RTC_MONTH_MARCH                     ((uint8_t)0x03U)
357 #define RTC_MONTH_APRIL                     ((uint8_t)0x04U)
358 #define RTC_MONTH_MAY                       ((uint8_t)0x05U)
359 #define RTC_MONTH_JUNE                      ((uint8_t)0x06U)
360 #define RTC_MONTH_JULY                      ((uint8_t)0x07U)
361 #define RTC_MONTH_AUGUST                    ((uint8_t)0x08U)
362 #define RTC_MONTH_SEPTEMBER                 ((uint8_t)0x09U)
363 #define RTC_MONTH_OCTOBER                   ((uint8_t)0x10U)
364 #define RTC_MONTH_NOVEMBER                  ((uint8_t)0x11U)
365 #define RTC_MONTH_DECEMBER                  ((uint8_t)0x12U)
366 
367 /**
368   * @}
369   */
370 
371 /** @defgroup RTC_WeekDay_Definitions RTC WeekDay Definitions
372   * @{
373   */
374 #define RTC_WEEKDAY_MONDAY                  ((uint8_t)0x01U)
375 #define RTC_WEEKDAY_TUESDAY                 ((uint8_t)0x02U)
376 #define RTC_WEEKDAY_WEDNESDAY               ((uint8_t)0x03U)
377 #define RTC_WEEKDAY_THURSDAY                ((uint8_t)0x04U)
378 #define RTC_WEEKDAY_FRIDAY                  ((uint8_t)0x05U)
379 #define RTC_WEEKDAY_SATURDAY                ((uint8_t)0x06U)
380 #define RTC_WEEKDAY_SUNDAY                  ((uint8_t)0x07U)
381 
382 /**
383   * @}
384   */
385 
386 /** @defgroup RTC_AlarmDateWeekDay_Definitions RTC AlarmDateWeekDay Definitions
387   * @{
388   */
389 #define RTC_ALARMDATEWEEKDAYSEL_DATE        0x00000000u
390 #define RTC_ALARMDATEWEEKDAYSEL_WEEKDAY     RTC_ALRMAR_WDSEL
391 
392 /**
393   * @}
394   */
395 
396 /** @defgroup RTC_AlarmMask_Definitions RTC AlarmMask Definitions
397   * @{
398   */
399 #define RTC_ALARMMASK_NONE                  0x00000000u
400 #define RTC_ALARMMASK_DATEWEEKDAY           RTC_ALRMAR_MSK4
401 #define RTC_ALARMMASK_HOURS                 RTC_ALRMAR_MSK3
402 #define RTC_ALARMMASK_MINUTES               RTC_ALRMAR_MSK2
403 #define RTC_ALARMMASK_SECONDS               RTC_ALRMAR_MSK1
404 #define RTC_ALARMMASK_ALL                   (RTC_ALARMMASK_NONE | RTC_ALARMMASK_DATEWEEKDAY | \
405                                             RTC_ALARMMASK_HOURS | RTC_ALARMMASK_MINUTES     | \
406                                             RTC_ALARMMASK_SECONDS)
407 
408 /**
409   * @}
410   */
411 
412 /** @defgroup RTC_Alarms_Definitions RTC Alarms Definitions
413   * @{
414   */
415 #define RTC_ALARM_A                         RTC_CR_ALRAE
416 #define RTC_ALARM_B                         RTC_CR_ALRBE
417 
418 /**
419   * @}
420   */
421 
422 
423   /** @defgroup RTC_Alarm_Sub_Seconds_Masks_Definitions RTC Alarm Sub Seconds Masks Definitions
424   * @{
425   */
426 #define RTC_ALARMSUBSECONDMASK_ALL          0x00000000u                                                              /*!< All Alarm SS fields are masked.
427                                                                                                                           There is no comparison on sub seconds
428                                                                                                                           for Alarm */
429 #define RTC_ALARMSUBSECONDMASK_SS14_1       RTC_ALRMASSR_MASKSS_0                                                    /*!< SS[14:1] not used in Alarm
430                                                                                                                           comparison. Only SS[0] is compared.    */
431 #define RTC_ALARMSUBSECONDMASK_SS14_2       RTC_ALRMASSR_MASKSS_1                                                    /*!< SS[14:2] not used in Alarm
432                                                                                                                           comparison. Only SS[1:0] are compared  */
433 #define RTC_ALARMSUBSECONDMASK_SS14_3       (RTC_ALRMASSR_MASKSS_0 | RTC_ALRMASSR_MASKSS_1)                          /*!< SS[14:3] not used in Alarm
434                                                                                                                           comparison. Only SS[2:0] are compared  */
435 #define RTC_ALARMSUBSECONDMASK_SS14_4       RTC_ALRMASSR_MASKSS_2                                                    /*!< SS[14:4] not used in Alarm
436                                                                                                                           comparison. Only SS[3:0] are compared  */
437 #define RTC_ALARMSUBSECONDMASK_SS14_5       (RTC_ALRMASSR_MASKSS_0 | RTC_ALRMASSR_MASKSS_2)                          /*!< SS[14:5] not used in Alarm
438                                                                                                                           comparison. Only SS[4:0] are compared  */
439 #define RTC_ALARMSUBSECONDMASK_SS14_6       (RTC_ALRMASSR_MASKSS_1 | RTC_ALRMASSR_MASKSS_2)                          /*!< SS[14:6] not used in Alarm
440                                                                                                                           comparison. Only SS[5:0] are compared  */
441 #define RTC_ALARMSUBSECONDMASK_SS14_7       (RTC_ALRMASSR_MASKSS_0 | RTC_ALRMASSR_MASKSS_1 | RTC_ALRMASSR_MASKSS_2)  /*!< SS[14:7] not used in Alarm
442                                                                                                                           comparison. Only SS[6:0] are compared  */
443 #define RTC_ALARMSUBSECONDMASK_SS14_8       RTC_ALRMASSR_MASKSS_3                                                    /*!< SS[14:8] not used in Alarm
444                                                                                                                           comparison. Only SS[7:0] are compared  */
445 #define RTC_ALARMSUBSECONDMASK_SS14_9       (RTC_ALRMASSR_MASKSS_0 | RTC_ALRMASSR_MASKSS_3)                          /*!< SS[14:9] not used in Alarm
446                                                                                                                           comparison. Only SS[8:0] are compared  */
447 #define RTC_ALARMSUBSECONDMASK_SS14_10      (RTC_ALRMASSR_MASKSS_1 | RTC_ALRMASSR_MASKSS_3)                          /*!< SS[14:10] not used in Alarm
448                                                                                                                           comparison. Only SS[9:0] are compared  */
449 #define RTC_ALARMSUBSECONDMASK_SS14_11      (RTC_ALRMASSR_MASKSS_0 | RTC_ALRMASSR_MASKSS_1 | RTC_ALRMASSR_MASKSS_3)  /*!< SS[14:11] not used in Alarm
450                                                                                                                           comparison. Only SS[10:0] are compared */
451 #define RTC_ALARMSUBSECONDMASK_SS14_12      (RTC_ALRMASSR_MASKSS_2 | RTC_ALRMASSR_MASKSS_3)                          /*!< SS[14:12] not used in Alarm
452                                                                                                                           comparison.Only SS[11:0] are compared  */
453 #define RTC_ALARMSUBSECONDMASK_SS14_13      (RTC_ALRMASSR_MASKSS_0 | RTC_ALRMASSR_MASKSS_2 | RTC_ALRMASSR_MASKSS_3)  /*!< SS[14:13] not used in Alarm
454                                                                                                                           comparison. Only SS[12:0] are compared */
455 #define RTC_ALARMSUBSECONDMASK_SS14         (RTC_ALRMASSR_MASKSS_1 | RTC_ALRMASSR_MASKSS_2 | RTC_ALRMASSR_MASKSS_3)  /*!< SS[14] not used in Alarm
456                                                                                                                           comparison.Only SS[13:0] are compared  */
457 #define RTC_ALARMSUBSECONDMASK_NONE         RTC_ALRMASSR_MASKSS                                                      /*!< SS[14:0] are compared and must match
458                                                                                                                           to activate alarm. */
459 /**
460   * @}
461   */
462 
463 /** @defgroup RTC_Interrupts_Definitions RTC Interrupts Definitions
464   * @{
465   */
466 #define RTC_IT_TS                           RTC_CR_TSIE        /*!< Enable Timestamp Interrupt    */
467 #define RTC_IT_WUT                          RTC_CR_WUTIE       /*!< Enable Wakeup timer Interrupt */
468 #define RTC_IT_ALRA                         RTC_CR_ALRAIE      /*!< Enable Alarm A Interrupt      */
469 #define RTC_IT_ALRB                         RTC_CR_ALRBIE      /*!< Enable Alarm B Interrupt      */
470 /**
471   * @}
472   */
473 
474 /** @defgroup RTC_Flag_Mask    RTC Flag Mask (5bits) describe in RTC_Flags_Definitions
475   * @{
476   */
477 #define RTC_FLAG_MASK                       0x001Fu        /*!< RTC flags mask (5bits) */
478 /**
479   * @}
480   */
481 
482 /** @defgroup RTC_Flags_Definitions RTC Flags Definitions
483   *        Elements values convention: 000000XX000YYYYYb
484   *           - YYYYY  : Interrupt flag position in the XX register (5bits)
485   *           - XX  : Interrupt status register (2bits)
486   *                 - 01: ICSR register
487   *                 - 10: SR or SCR or MISR registers
488   * @{
489   */
490 #define RTC_FLAG_RECALPF                    (0x00000100U | RTC_ICSR_RECALPF_Pos) /*!< Recalibration pending Flag */
491 #define RTC_FLAG_INITF                      (0x00000100U | RTC_ICSR_INITF_Pos)   /*!< Initialization flag */
492 #define RTC_FLAG_RSF                        (0x00000100U | RTC_ICSR_RSF_Pos)     /*!< Registers synchronization flag */
493 #define RTC_FLAG_INITS                      (0x00000100U | RTC_ICSR_INITS_Pos)   /*!< Initialization status flag */
494 #define RTC_FLAG_SHPF                       (0x00000100U | RTC_ICSR_SHPF_Pos)    /*!< Shift operation pending flag */
495 #define RTC_FLAG_WUTWF                      (0x00000100U | RTC_ICSR_WUTWF_Pos)   /*!< Wakeup timer write flag */
496 #define RTC_FLAG_ALRBWF                     (0x00000100U | RTC_ICSR_ALRBWF_Pos)  /*!< Alarm B write flag */
497 #define RTC_FLAG_ALRAWF                     (0x00000100U | RTC_ICSR_ALRAWF_Pos)  /*!< Alarm A write flag */
498 #define RTC_FLAG_ITSF                       (0x00000200U | RTC_SR_ITSF_Pos)      /*!< Internal Time-stamp flag */
499 #define RTC_FLAG_TSOVF                      (0x00000200U | RTC_SR_TSOVF_Pos)     /*!< Time-stamp overflow flag */
500 #define RTC_FLAG_TSF                        (0x00000200U | RTC_SR_TSF_Pos)       /*!< Time-stamp flag */
501 #define RTC_FLAG_WUTF                       (0x00000200U | RTC_SR_WUTF_Pos)      /*!< Wakeup timer flag */
502 #define RTC_FLAG_ALRBF                      (0x00000200U | RTC_SR_ALRBF_Pos)     /*!< Alarm B flag */
503 #define RTC_FLAG_ALRAF                      (0x00000200U | RTC_SR_ALRAF_Pos)     /*!< Alarm A flag */
504 /**
505   * @}
506   */
507 
508 /** @defgroup RTC_Clear_Flags_Definitions RTC Clear Flags Definitions
509   * @{
510   */
511 #define RTC_CLEAR_ITSF                      RTC_SCR_CITSF    /*!< Clear Internal Time-stamp flag */
512 #define RTC_CLEAR_TSOVF                     RTC_SCR_CTSOVF   /*!< Clear Time-stamp overflow flag */
513 #define RTC_CLEAR_TSF                       RTC_SCR_CTSF     /*!< Clear Time-stamp flag */
514 #define RTC_CLEAR_WUTF                      RTC_SCR_CWUTF    /*!< Clear Wakeup timer flag */
515 #define RTC_CLEAR_ALRBF                     RTC_SCR_CALRBF   /*!< Clear Alarm B flag */
516 #define RTC_CLEAR_ALRAF                     RTC_SCR_CALRAF   /*!< Clear Alarm A flag */
517 /**
518   * @}
519   */
520 
521 /**
522   * @}
523   */
524 
525 /* Exported macros -----------------------------------------------------------*/
526 /** @defgroup RTC_Exported_Macros RTC Exported Macros
527   * @{
528   */
529 
530 /** @brief Reset RTC handle state
531   * @param  __HANDLE__ RTC handle.
532   * @retval None
533   */
534 #if (USE_HAL_RTC_REGISTER_CALLBACKS == 1)
535 #define __HAL_RTC_RESET_HANDLE_STATE(__HANDLE__) do{\
536                                                       (__HANDLE__)->State = HAL_RTC_STATE_RESET;\
537                                                       (__HANDLE__)->MspInitCallback = NULL;\
538                                                       (__HANDLE__)->MspDeInitCallback = NULL;\
539                                                      }while(0)
540 #else
541 #define __HAL_RTC_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_RTC_STATE_RESET)
542 #endif /* USE_HAL_RTC_REGISTER_CALLBACKS */
543 
544 /**
545   * @brief  Disable the write protection for RTC registers.
546   * @param  __HANDLE__ specifies the RTC handle.
547   * @retval None
548   */
549 #define __HAL_RTC_WRITEPROTECTION_DISABLE(__HANDLE__)             \
550                         do{                                       \
551                             (__HANDLE__)->Instance->WPR = 0xCAU;   \
552                             (__HANDLE__)->Instance->WPR = 0x53U;   \
553                           } while(0U)
554 
555 /**
556   * @brief  Enable the write protection for RTC registers.
557   * @param  __HANDLE__ specifies the RTC handle.
558   * @retval None
559   */
560 #define __HAL_RTC_WRITEPROTECTION_ENABLE(__HANDLE__)              \
561                         do{                                       \
562                             (__HANDLE__)->Instance->WPR = 0xFFU;   \
563                           } while(0U)
564 
565 /**
566   * @brief  Check whether the RTC Calendar is initialized.
567   * @param  __HANDLE__ specifies the RTC handle.
568   * @retval None
569   */
570 #define __HAL_RTC_IS_CALENDAR_INITIALIZED(__HANDLE__)  (((((__HANDLE__)->Instance->ICSR) & (RTC_ICSR_INITS)) == RTC_ICSR_INITS) ? 1U : 0U)
571 
572 /**
573   * @brief  Add 1 hour (summer time change).
574   * @note   This interface is deprecated.
575   *         To manage Daylight Saving Time, please use HAL_RTC_DST_xxx functions
576   * @param  __HANDLE__ specifies the RTC handle.
577   * @param  __BKP__ Backup
578   *         This parameter can be:
579   *            @arg @ref RTC_STOREOPERATION_RESET
580   *            @arg @ref RTC_STOREOPERATION_SET
581   * @retval None
582   */
583 #define __HAL_RTC_DAYLIGHT_SAVING_TIME_ADD1H(__HANDLE__, __BKP__)                         \
584                         do {                                                              \
585                             __HAL_RTC_WRITEPROTECTION_DISABLE(__HANDLE__);                \
586                             SET_BIT((__HANDLE__)->Instance->CR, RTC_CR_ADD1H);            \
587                             MODIFY_REG((__HANDLE__)->Instance->CR, RTC_CR_BKP , (__BKP__)); \
588                             __HAL_RTC_WRITEPROTECTION_ENABLE(__HANDLE__);                 \
589                         } while(0);
590 
591 /**
592   * @brief  Subtract 1 hour (winter time change).
593   * @note   This interface is deprecated.
594   *         To manage Daylight Saving Time, please use HAL_RTC_DST_xxx functions
595   * @param  __HANDLE__ specifies the RTC handle.
596   * @param  __BKP__ Backup
597   *         This parameter can be:
598   *            @arg @ref RTC_STOREOPERATION_RESET
599   *            @arg @ref RTC_STOREOPERATION_SET
600   * @retval None
601   */
602 #define __HAL_RTC_DAYLIGHT_SAVING_TIME_SUB1H(__HANDLE__, __BKP__)                         \
603                         do {                                                              \
604                             __HAL_RTC_WRITEPROTECTION_DISABLE(__HANDLE__);                \
605                             SET_BIT((__HANDLE__)->Instance->CR, RTC_CR_SUB1H);            \
606                             MODIFY_REG((__HANDLE__)->Instance->CR, RTC_CR_BKP , (__BKP__)); \
607                             __HAL_RTC_WRITEPROTECTION_ENABLE(__HANDLE__);                 \
608                         } while(0);
609 
610  /**
611   * @brief  Enable the RTC ALARMA peripheral.
612   * @param  __HANDLE__ specifies the RTC handle.
613   * @retval None
614   */
615 #define __HAL_RTC_ALARMA_ENABLE(__HANDLE__)  ((__HANDLE__)->Instance->CR |= (RTC_CR_ALRAE))
616 
617 /**
618   * @brief  Disable the RTC ALARMA peripheral.
619   * @param  __HANDLE__ specifies the RTC handle.
620   * @retval None
621   */
622 #define __HAL_RTC_ALARMA_DISABLE(__HANDLE__)  ((__HANDLE__)->Instance->CR &= ~(RTC_CR_ALRAE))
623 
624 /**
625   * @brief  Enable the RTC ALARMB peripheral.
626   * @param  __HANDLE__ specifies the RTC handle.
627   * @retval None
628   */
629 #define __HAL_RTC_ALARMB_ENABLE(__HANDLE__)   ((__HANDLE__)->Instance->CR |= (RTC_CR_ALRBE))
630 
631 /**
632   * @brief  Disable the RTC ALARMB peripheral.
633   * @param  __HANDLE__ specifies the RTC handle.
634   * @retval None
635   */
636 #define __HAL_RTC_ALARMB_DISABLE(__HANDLE__)  ((__HANDLE__)->Instance->CR &= ~(RTC_CR_ALRBE))
637 
638 /**
639   * @brief  Enable the RTC Alarm interrupt.
640   * @param  __HANDLE__ specifies the RTC handle.
641   * @param  __INTERRUPT__ specifies the RTC Alarm interrupt sources to be enabled or disabled.
642   *          This parameter can be any combination of the following values:
643   *             @arg @ref RTC_IT_ALRA Alarm A interrupt, @ref RTC_Interrupts_Definitions
644   *             @arg @ref RTC_IT_ALRB Alarm B interrupt
645   * @retval None
646   */
647 #define __HAL_RTC_ALARM_ENABLE_IT(__HANDLE__, __INTERRUPT__)   ((__HANDLE__)->Instance->CR |= (__INTERRUPT__))
648 
649 /**
650   * @brief  Disable the RTC Alarm interrupt.
651   * @param  __HANDLE__ specifies the RTC handle.
652   * @param  __INTERRUPT__ specifies the RTC Alarm interrupt sources to be enabled or disabled.
653   *         This parameter can be any combination of the following values:
654   *            @arg @ref RTC_IT_ALRA Alarm A interrupt
655   *            @arg @ref RTC_IT_ALRB Alarm B interrupt
656   * @retval None
657   */
658 #define __HAL_RTC_ALARM_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR &= ~(__INTERRUPT__))
659 
660 /**
661   * @brief  Check whether the specified RTC Alarm interrupt has occurred or not.
662   * @param  __HANDLE__ specifies the RTC handle.
663   * @param  __INTERRUPT__ specifies the RTC Alarm interrupt sources to check.
664   *         This parameter can be:
665   *            @arg @ref RTC_IT_ALRA Alarm A interrupt
666   *            @arg @ref RTC_IT_ALRB Alarm B interrupt
667   * @retval The state of __INTERRUPT__ (TRUE or FALSE).
668   */
669 #define __HAL_RTC_ALARM_GET_IT(__HANDLE__, __INTERRUPT__) (((((__HANDLE__)->Instance->MISR) & ((__INTERRUPT__) >> 12U)) != 0U) ? 1U : 0U)
670 
671 /**
672   * @brief  Check whether the specified RTC Alarm interrupt has been enabled or not.
673   * @param  __HANDLE__ specifies the RTC handle.
674   * @param  __INTERRUPT__ specifies the RTC Alarm interrupt sources to check.
675   *         This parameter can be:
676   *            @arg @ref RTC_IT_ALRA Alarm A interrupt
677   *            @arg @ref RTC_IT_ALRB Alarm B interrupt
678   * @retval The state of __INTERRUPT__ (TRUE or FALSE).
679   */
680 #define __HAL_RTC_ALARM_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__)     (((((__HANDLE__)->Instance->CR) & (__INTERRUPT__)) != 0U) ? 1U : 0U)
681 
682 /**
683   * @brief  Get the selected RTC Alarms flag status.
684   * @param  __HANDLE__ specifies the RTC handle.
685   * @param  __FLAG__ specifies the RTC Alarm Flag sources to check.
686   *         This parameter can be:
687   *            @arg @ref RTC_FLAG_ALRAF
688   *            @arg @ref RTC_FLAG_ALRBF
689   *            @arg @ref RTC_FLAG_ALRAWF
690   *            @arg @ref RTC_FLAG_ALRBWF
691   * @retval The state of __FLAG__ (TRUE or FALSE).
692   */
693 #define __HAL_RTC_ALARM_GET_FLAG(__HANDLE__, __FLAG__)( \
694                                 ((__FLAG__) == RTC_FLAG_ALRAF)  ? (((((__HANDLE__)->Instance->SR)   & (RTC_SR_ALRAF))    != 0U) ? 1U : 0U):\
695                                 ((__FLAG__) == RTC_FLAG_ALRBF)  ? (((((__HANDLE__)->Instance->SR)   & (RTC_SR_ALRBF))    != 0U) ? 1U : 0U):\
696                                 ((__FLAG__) == RTC_FLAG_ALRAWF) ? (((((__HANDLE__)->Instance->ICSR) & (RTC_ICSR_ALRAWF)) != 0U) ? 1U : 0U):\
697                                                                   (((((__HANDLE__)->Instance->ICSR) & (RTC_ICSR_ALRBWF)) != 0U) ? 1U : 0U))
698 
699 /**
700   * @brief  Clear the RTC Alarms pending flags.
701   * @param  __HANDLE__ specifies the RTC handle.
702   * @param  __FLAG__ specifies the RTC Alarm Flag sources to clear.
703   *          This parameter can be:
704   *             @arg @ref RTC_FLAG_ALRAF
705   *             @arg @ref RTC_FLAG_ALRBF
706   * @retval None
707   */
708 #define __HAL_RTC_ALARM_CLEAR_FLAG(__HANDLE__, __FLAG__)( \
709                                 ((__FLAG__) == RTC_FLAG_ALRAF) ? ((__HANDLE__)->Instance->SCR |= (RTC_SCR_CALRAF)):\
710                                                                  ((__HANDLE__)->Instance->SCR |= (RTC_SCR_CALRBF)))
711 
712 /**
713   * @brief  Enable interrupt on the RTC Alarm associated Exti line.
714   * @retval None
715   */
716 #define __HAL_RTC_ALARM_EXTI_ENABLE_IT()            (EXTI->IMR1 |= RTC_EXTI_LINE_ALARM_EVENT)
717 
718 /**
719   * @brief  Disable interrupt on the RTC Alarm associated Exti line.
720   * @retval None
721   */
722 #define __HAL_RTC_ALARM_EXTI_DISABLE_IT()           (EXTI->IMR1 &= ~(RTC_EXTI_LINE_ALARM_EVENT))
723 
724 /**
725   * @brief  Enable event on the RTC Alarm associated Exti line.
726   * @retval None.
727   */
728 #define __HAL_RTC_ALARM_EXTI_ENABLE_EVENT()         (EXTI->EMR1 |= RTC_EXTI_LINE_ALARM_EVENT)
729 
730 /**
731   * @brief  Disable event on the RTC Alarm associated Exti line.
732   * @retval None.
733   */
734 #define __HAL_RTC_ALARM_EXTI_DISABLE_EVENT()         (EXTI->EMR1 &= ~(RTC_EXTI_LINE_ALARM_EVENT))
735 
736 /**
737   * @}
738   */
739 
740 /* Include RTC HAL Extended module */
741 #include "stm32g0xx_hal_rtc_ex.h"
742 
743 /* Exported functions --------------------------------------------------------*/
744 /** @defgroup RTC_Exported_Functions RTC Exported Functions
745   * @{
746   */
747 
748 /** @defgroup RTC_Exported_Functions_Group1 Initialization and de-initialization functions
749   * @{
750   */
751 /* Initialization and de-initialization functions  ****************************/
752 HAL_StatusTypeDef HAL_RTC_Init(RTC_HandleTypeDef *hrtc);
753 HAL_StatusTypeDef HAL_RTC_DeInit(RTC_HandleTypeDef *hrtc);
754 
755 void HAL_RTC_MspInit(RTC_HandleTypeDef *hrtc);
756 void HAL_RTC_MspDeInit(RTC_HandleTypeDef *hrtc);
757 
758 /* Callbacks Register/UnRegister functions  ***********************************/
759 #if (USE_HAL_RTC_REGISTER_CALLBACKS == 1)
760 HAL_StatusTypeDef HAL_RTC_RegisterCallback(RTC_HandleTypeDef *hrtc, HAL_RTC_CallbackIDTypeDef CallbackID, pRTC_CallbackTypeDef pCallback);
761 HAL_StatusTypeDef HAL_RTC_UnRegisterCallback(RTC_HandleTypeDef *hrtc, HAL_RTC_CallbackIDTypeDef CallbackID);
762 #endif /* USE_HAL_RTC_REGISTER_CALLBACKS */
763 
764 /**
765   * @}
766   */
767 
768 /** @defgroup RTC_Exported_Functions_Group2 RTC Time and Date functions
769   * @{
770   */
771 /* RTC Time and Date functions ************************************************/
772 HAL_StatusTypeDef HAL_RTC_SetTime(RTC_HandleTypeDef *hrtc, RTC_TimeTypeDef *sTime, uint32_t Format);
773 HAL_StatusTypeDef HAL_RTC_GetTime(RTC_HandleTypeDef *hrtc, RTC_TimeTypeDef *sTime, uint32_t Format);
774 HAL_StatusTypeDef HAL_RTC_SetDate(RTC_HandleTypeDef *hrtc, RTC_DateTypeDef *sDate, uint32_t Format);
775 HAL_StatusTypeDef HAL_RTC_GetDate(RTC_HandleTypeDef *hrtc, RTC_DateTypeDef *sDate, uint32_t Format);
776 void              HAL_RTC_DST_Add1Hour(RTC_HandleTypeDef *hrtc);
777 void              HAL_RTC_DST_Sub1Hour(RTC_HandleTypeDef *hrtc);
778 void              HAL_RTC_DST_SetStoreOperation(RTC_HandleTypeDef *hrtc);
779 void              HAL_RTC_DST_ClearStoreOperation(RTC_HandleTypeDef *hrtc);
780 uint32_t          HAL_RTC_DST_ReadStoreOperation(RTC_HandleTypeDef *hrtc);
781 /**
782   * @}
783   */
784 
785 /** @defgroup RTC_Exported_Functions_Group3 RTC Alarm functions
786   * @{
787   */
788 /* RTC Alarm functions ********************************************************/
789 HAL_StatusTypeDef HAL_RTC_SetAlarm(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sAlarm, uint32_t Format);
790 HAL_StatusTypeDef HAL_RTC_SetAlarm_IT(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sAlarm, uint32_t Format);
791 HAL_StatusTypeDef HAL_RTC_DeactivateAlarm(RTC_HandleTypeDef *hrtc, uint32_t Alarm);
792 HAL_StatusTypeDef HAL_RTC_GetAlarm(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sAlarm, uint32_t Alarm, uint32_t Format);
793 void              HAL_RTC_AlarmIRQHandler(RTC_HandleTypeDef *hrtc);
794 HAL_StatusTypeDef HAL_RTC_PollForAlarmAEvent(RTC_HandleTypeDef *hrtc, uint32_t Timeout);
795 void              HAL_RTC_AlarmAEventCallback(RTC_HandleTypeDef *hrtc);
796 /**
797   * @}
798   */
799 
800 /** @defgroup  RTC_Exported_Functions_Group4 Peripheral Control functions
801   * @{
802   */
803 /* Peripheral Control functions ***********************************************/
804 HAL_StatusTypeDef   HAL_RTC_WaitForSynchro(RTC_HandleTypeDef* hrtc);
805 /**
806   * @}
807   */
808 
809 /** @defgroup RTC_Exported_Functions_Group5 Peripheral State functions
810   * @{
811   */
812 /* Peripheral State functions *************************************************/
813 HAL_RTCStateTypeDef HAL_RTC_GetState(RTC_HandleTypeDef *hrtc);
814 /**
815   * @}
816   */
817 
818 /**
819   * @}
820   */
821 
822 /* Private types -------------------------------------------------------------*/
823 /* Private variables ---------------------------------------------------------*/
824 /* Private constants ---------------------------------------------------------*/
825 /** @defgroup RTC_Private_Constants RTC Private Constants
826   * @{
827   */
828 /* Masks Definition */
829 #define RTC_TR_RESERVED_MASK                (RTC_TR_PM | RTC_TR_HT | RTC_TR_HU | \
830                                             RTC_TR_MNT | RTC_TR_MNU| RTC_TR_ST | \
831                                             RTC_TR_SU)
832 #define RTC_DR_RESERVED_MASK                (RTC_DR_YT | RTC_DR_YU | RTC_DR_WDU | \
833                                             RTC_DR_MT | RTC_DR_MU | RTC_DR_DT  | \
834                                             RTC_DR_DU)
835 #define RTC_ICSR_RESERVED_MASK              (RTC_ICSR_RECALPF | RTC_ICSR_INIT | RTC_ICSR_INITF | \
836                                             RTC_ICSR_RSF | RTC_ICSR_INITS | RTC_ICSR_SHPF | \
837                                             RTC_ICSR_WUTWF | RTC_ICSR_ALRBWF | RTC_ICSR_ALRAWF)
838 #define RTC_INIT_MASK                       0xFFFFFFFFu
839 #define RTC_RSF_MASK                        (~(RTC_ICSR_INIT | RTC_ICSR_RSF))
840 
841 #define RTC_TIMEOUT_VALUE                   1000u
842 
843 #define RTC_EXTI_LINE_ALARM_EVENT           EXTI_IMR1_IM19  /*!< External interrupt line 19 Connected to the RTC Alarm event */
844 
845 /**
846   * @}
847   */
848 
849 /* Private macros ------------------------------------------------------------*/
850 /** @defgroup RTC_Private_Macros RTC Private Macros
851   * @{
852   */
853 
854 /** @defgroup RTC_IS_RTC_Definitions RTC Private macros to check input parameters
855   * @{
856   */
857 #define IS_RTC_OUTPUT(OUTPUT) (((OUTPUT) == RTC_OUTPUT_DISABLE) || \
858                                 ((OUTPUT) == RTC_OUTPUT_ALARMA)  || \
859                                 ((OUTPUT) == RTC_OUTPUT_ALARMB)  || \
860                                 ((OUTPUT) == RTC_OUTPUT_WAKEUP)  || \
861                                 ((OUTPUT) == RTC_OUTPUT_TAMPER))
862 
863 #define IS_RTC_HOUR_FORMAT(FORMAT)     (((FORMAT) == RTC_HOURFORMAT_12) || \
864                                         ((FORMAT) == RTC_HOURFORMAT_24))
865 
866 #define IS_RTC_OUTPUT_POL(POL) (((POL) == RTC_OUTPUT_POLARITY_HIGH) || \
867                                 ((POL) == RTC_OUTPUT_POLARITY_LOW))
868 
869 #define IS_RTC_OUTPUT_TYPE(TYPE) (((TYPE) == RTC_OUTPUT_TYPE_OPENDRAIN) || \
870                                   ((TYPE) == RTC_OUTPUT_TYPE_PUSHPULL))
871 
872 #define IS_RTC_OUTPUT_PULLUP(TYPE) (((TYPE) == RTC_OUTPUT_PULLUP_NONE) || \
873                                     ((TYPE) == RTC_OUTPUT_PULLUP_ON))
874 
875 #define IS_RTC_OUTPUT_REMAP(REMAP)   (((REMAP) == RTC_OUTPUT_REMAP_NONE) || \
876                                       ((REMAP) == RTC_OUTPUT_REMAP_POS1))
877 
878 #define IS_RTC_HOURFORMAT12(PM)  (((PM) == RTC_HOURFORMAT12_AM) || \
879                                   ((PM) == RTC_HOURFORMAT12_PM))
880 
881 #define IS_RTC_DAYLIGHT_SAVING(SAVE) (((SAVE) == RTC_DAYLIGHTSAVING_SUB1H) || \
882                                       ((SAVE) == RTC_DAYLIGHTSAVING_ADD1H) || \
883                                       ((SAVE) == RTC_DAYLIGHTSAVING_NONE))
884 
885 #define IS_RTC_STORE_OPERATION(OPERATION) (((OPERATION) == RTC_STOREOPERATION_RESET) || \
886                                            ((OPERATION) == RTC_STOREOPERATION_SET))
887 
888 #define IS_RTC_FORMAT(FORMAT) (((FORMAT) == RTC_FORMAT_BIN) || \
889                                ((FORMAT) == RTC_FORMAT_BCD))
890 
891 #define IS_RTC_YEAR(YEAR)              ((YEAR) <= 99u)
892 
893 #define IS_RTC_MONTH(MONTH)            (((MONTH) >= 1u) && ((MONTH) <= 12u))
894 
895 #define IS_RTC_DATE(DATE)              (((DATE) >= 1u) && ((DATE) <= 31u))
896 
897 #define IS_RTC_WEEKDAY(WEEKDAY) (((WEEKDAY) == RTC_WEEKDAY_MONDAY)    || \
898                                  ((WEEKDAY) == RTC_WEEKDAY_TUESDAY)   || \
899                                  ((WEEKDAY) == RTC_WEEKDAY_WEDNESDAY) || \
900                                  ((WEEKDAY) == RTC_WEEKDAY_THURSDAY)  || \
901                                  ((WEEKDAY) == RTC_WEEKDAY_FRIDAY)    || \
902                                  ((WEEKDAY) == RTC_WEEKDAY_SATURDAY)  || \
903                                  ((WEEKDAY) == RTC_WEEKDAY_SUNDAY))
904 
905 #define IS_RTC_ALARM_DATE_WEEKDAY_DATE(DATE) (((DATE) >0u) && ((DATE) <= 31u))
906 
907 #define IS_RTC_ALARM_DATE_WEEKDAY_WEEKDAY(WEEKDAY) (((WEEKDAY) == RTC_WEEKDAY_MONDAY)    || \
908                                                     ((WEEKDAY) == RTC_WEEKDAY_TUESDAY)   || \
909                                                     ((WEEKDAY) == RTC_WEEKDAY_WEDNESDAY) || \
910                                                     ((WEEKDAY) == RTC_WEEKDAY_THURSDAY)  || \
911                                                     ((WEEKDAY) == RTC_WEEKDAY_FRIDAY)    || \
912                                                     ((WEEKDAY) == RTC_WEEKDAY_SATURDAY)  || \
913                                                     ((WEEKDAY) == RTC_WEEKDAY_SUNDAY))
914 
915 #define IS_RTC_ALARM_DATE_WEEKDAY_SEL(SEL) (((SEL) == RTC_ALARMDATEWEEKDAYSEL_DATE) || \
916                                             ((SEL) == RTC_ALARMDATEWEEKDAYSEL_WEEKDAY))
917 
918 #define IS_RTC_ALARM_MASK(MASK)  (((MASK) & ~(RTC_ALARMMASK_ALL)) == 0U)
919 
920 #define IS_RTC_ALARM(ALARM)      (((ALARM) == RTC_ALARM_A) || \
921                                   ((ALARM) == RTC_ALARM_B))
922 
923 #define IS_RTC_ALARM_SUB_SECOND_VALUE(VALUE) ((VALUE) <= RTC_ALRMASSR_SS)
924 
925 #define IS_RTC_ALARM_SUB_SECOND_MASK(MASK)   (((MASK) == RTC_ALARMSUBSECONDMASK_ALL) || \
926                                               ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_1) || \
927                                               ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_2) || \
928                                               ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_3) || \
929                                               ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_4) || \
930                                               ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_5) || \
931                                               ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_6) || \
932                                               ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_7) || \
933                                               ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_8) || \
934                                               ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_9) || \
935                                               ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_10) || \
936                                               ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_11) || \
937                                               ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_12) || \
938                                               ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_13) || \
939                                               ((MASK) == RTC_ALARMSUBSECONDMASK_SS14) || \
940                                               ((MASK) == RTC_ALARMSUBSECONDMASK_NONE))
941 
942 #define IS_RTC_ASYNCH_PREDIV(PREDIV)   ((PREDIV) <= 0x7Fu)
943 
944 #define IS_RTC_SYNCH_PREDIV(PREDIV)    ((PREDIV) <= 0x7FFFu)
945 
946 #define IS_RTC_HOUR12(HOUR)            (((HOUR) > 0u) && ((HOUR) <= 12u))
947 
948 #define IS_RTC_HOUR24(HOUR)            ((HOUR) <= 23u)
949 
950 #define IS_RTC_MINUTES(MINUTES)        ((MINUTES) <= 59u)
951 
952 #define IS_RTC_SECONDS(SECONDS)        ((SECONDS) <= 59u)
953 
954 /**
955   * @}
956   */
957 
958 /**
959   * @}
960   */
961 
962 /* Private functions -------------------------------------------------------------*/
963 /** @defgroup RTC_Private_Functions RTC Private Functions
964   * @{
965   */
966 HAL_StatusTypeDef  RTC_EnterInitMode(RTC_HandleTypeDef* hrtc);
967 HAL_StatusTypeDef  RTC_ExitInitMode(RTC_HandleTypeDef *hrtc);
968 uint8_t            RTC_ByteToBcd2(uint8_t Value);
969 uint8_t            RTC_Bcd2ToByte(uint8_t Value);
970 /**
971   * @}
972   */
973 
974 
975 /**
976   * @}
977   */
978 
979 /**
980   * @}
981   */
982 
983 #ifdef __cplusplus
984 }
985 #endif
986 
987 #endif /* STM32G0xx_HAL_RTC_H */
988 
989