stm32f4xx_hal_rtc.h 35 KB

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  1. /**
  2. ******************************************************************************
  3. * @file stm32f4xx_hal_rtc.h
  4. * @author MCD Application Team
  5. * @version V1.3.0
  6. * @date 09-March-2015
  7. * @brief Header file of RTC HAL module.
  8. ******************************************************************************
  9. * @attention
  10. *
  11. * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
  12. *
  13. * Redistribution and use in source and binary forms, with or without modification,
  14. * are permitted provided that the following conditions are met:
  15. * 1. Redistributions of source code must retain the above copyright notice,
  16. * this list of conditions and the following disclaimer.
  17. * 2. Redistributions in binary form must reproduce the above copyright notice,
  18. * this list of conditions and the following disclaimer in the documentation
  19. * and/or other materials provided with the distribution.
  20. * 3. Neither the name of STMicroelectronics nor the names of its contributors
  21. * may be used to endorse or promote products derived from this software
  22. * without specific prior written permission.
  23. *
  24. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  25. * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  27. * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  28. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  29. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  30. * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  31. * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  32. * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  33. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  34. *
  35. ******************************************************************************
  36. */
  37. /* Define to prevent recursive inclusion -------------------------------------*/
  38. #ifndef __STM32F4xx_HAL_RTC_H
  39. #define __STM32F4xx_HAL_RTC_H
  40. #ifdef __cplusplus
  41. extern "C" {
  42. #endif
  43. /* Includes ------------------------------------------------------------------*/
  44. #include "stm32f4xx_hal_def.h"
  45. /** @addtogroup STM32F4xx_HAL_Driver
  46. * @{
  47. */
  48. /** @addtogroup RTC
  49. * @{
  50. */
  51. /* Exported types ------------------------------------------------------------*/
  52. /** @defgroup RTC_Exported_Types RTC Exported Types
  53. * @{
  54. */
  55. /**
  56. * @brief HAL State structures definition
  57. */
  58. typedef enum
  59. {
  60. HAL_RTC_STATE_RESET = 0x00, /*!< RTC not yet initialized or disabled */
  61. HAL_RTC_STATE_READY = 0x01, /*!< RTC initialized and ready for use */
  62. HAL_RTC_STATE_BUSY = 0x02, /*!< RTC process is ongoing */
  63. HAL_RTC_STATE_TIMEOUT = 0x03, /*!< RTC timeout state */
  64. HAL_RTC_STATE_ERROR = 0x04 /*!< RTC error state */
  65. }HAL_RTCStateTypeDef;
  66. /**
  67. * @brief RTC Configuration Structure definition
  68. */
  69. typedef struct
  70. {
  71. uint32_t HourFormat; /*!< Specifies the RTC Hour Format.
  72. This parameter can be a value of @ref RTC_Hour_Formats */
  73. uint32_t AsynchPrediv; /*!< Specifies the RTC Asynchronous Predivider value.
  74. This parameter must be a number between Min_Data = 0x00 and Max_Data = 0x7F */
  75. uint32_t SynchPrediv; /*!< Specifies the RTC Synchronous Predivider value.
  76. This parameter must be a number between Min_Data = 0x00 and Max_Data = 0x7FFF */
  77. uint32_t OutPut; /*!< Specifies which signal will be routed to the RTC output.
  78. This parameter can be a value of @ref RTC_Output_selection_Definitions */
  79. uint32_t OutPutPolarity; /*!< Specifies the polarity of the output signal.
  80. This parameter can be a value of @ref RTC_Output_Polarity_Definitions */
  81. uint32_t OutPutType; /*!< Specifies the RTC Output Pin mode.
  82. This parameter can be a value of @ref RTC_Output_Type_ALARM_OUT */
  83. }RTC_InitTypeDef;
  84. /**
  85. * @brief RTC Time structure definition
  86. */
  87. typedef struct
  88. {
  89. uint8_t Hours; /*!< Specifies the RTC Time Hour.
  90. This parameter must be a number between Min_Data = 0 and Max_Data = 12 if the RTC_HourFormat_12 is selected.
  91. This parameter must be a number between Min_Data = 0 and Max_Data = 23 if the RTC_HourFormat_24 is selected */
  92. uint8_t Minutes; /*!< Specifies the RTC Time Minutes.
  93. This parameter must be a number between Min_Data = 0 and Max_Data = 59 */
  94. uint8_t Seconds; /*!< Specifies the RTC Time Seconds.
  95. This parameter must be a number between Min_Data = 0 and Max_Data = 59 */
  96. uint32_t SubSeconds; /*!< Specifies the RTC Time SubSeconds.
  97. This parameter must be a number between Min_Data = 0 and Max_Data = 59 */
  98. uint8_t TimeFormat; /*!< Specifies the RTC AM/PM Time.
  99. This parameter can be a value of @ref RTC_AM_PM_Definitions */
  100. uint32_t DayLightSaving; /*!< Specifies DayLight Save Operation.
  101. This parameter can be a value of @ref RTC_DayLightSaving_Definitions */
  102. uint32_t StoreOperation; /*!< Specifies RTC_StoreOperation value to be written in the BCK bit
  103. in CR register to store the operation.
  104. This parameter can be a value of @ref RTC_StoreOperation_Definitions */
  105. }RTC_TimeTypeDef;
  106. /**
  107. * @brief RTC Date structure definition
  108. */
  109. typedef struct
  110. {
  111. uint8_t WeekDay; /*!< Specifies the RTC Date WeekDay.
  112. This parameter can be a value of @ref RTC_WeekDay_Definitions */
  113. uint8_t Month; /*!< Specifies the RTC Date Month (in BCD format).
  114. This parameter can be a value of @ref RTC_Month_Date_Definitions */
  115. uint8_t Date; /*!< Specifies the RTC Date.
  116. This parameter must be a number between Min_Data = 1 and Max_Data = 31 */
  117. uint8_t Year; /*!< Specifies the RTC Date Year.
  118. This parameter must be a number between Min_Data = 0 and Max_Data = 99 */
  119. }RTC_DateTypeDef;
  120. /**
  121. * @brief RTC Alarm structure definition
  122. */
  123. typedef struct
  124. {
  125. RTC_TimeTypeDef AlarmTime; /*!< Specifies the RTC Alarm Time members */
  126. uint32_t AlarmMask; /*!< Specifies the RTC Alarm Masks.
  127. This parameter can be a value of @ref RTC_AlarmMask_Definitions */
  128. uint32_t AlarmSubSecondMask; /*!< Specifies the RTC Alarm SubSeconds Masks.
  129. This parameter can be a value of @ref RTC_Alarm_Sub_Seconds_Masks_Definitions */
  130. uint32_t AlarmDateWeekDaySel; /*!< Specifies the RTC Alarm is on Date or WeekDay.
  131. This parameter can be a value of @ref RTC_AlarmDateWeekDay_Definitions */
  132. uint8_t AlarmDateWeekDay; /*!< Specifies the RTC Alarm Date/WeekDay.
  133. If the Alarm Date is selected, this parameter must be set to a value in the 1-31 range.
  134. If the Alarm WeekDay is selected, this parameter can be a value of @ref RTC_WeekDay_Definitions */
  135. uint32_t Alarm; /*!< Specifies the alarm .
  136. This parameter can be a value of @ref RTC_Alarms_Definitions */
  137. }RTC_AlarmTypeDef;
  138. /**
  139. * @brief RTC Handle Structure definition
  140. */
  141. typedef struct
  142. {
  143. RTC_TypeDef *Instance; /*!< Register base address */
  144. RTC_InitTypeDef Init; /*!< RTC required parameters */
  145. HAL_LockTypeDef Lock; /*!< RTC locking object */
  146. __IO HAL_RTCStateTypeDef State; /*!< Time communication state */
  147. }RTC_HandleTypeDef;
  148. /**
  149. * @}
  150. */
  151. /* Exported constants --------------------------------------------------------*/
  152. /** @defgroup RTC_Exported_Constants RTC Exported Constants
  153. * @{
  154. */
  155. /** @defgroup RTC_Hour_Formats RTC Hour Formats
  156. * @{
  157. */
  158. #define RTC_HOURFORMAT_24 ((uint32_t)0x00000000)
  159. #define RTC_HOURFORMAT_12 ((uint32_t)0x00000040)
  160. /**
  161. * @}
  162. */
  163. /** @defgroup RTC_Output_selection_Definitions RTC Output Selection Definitions
  164. * @{
  165. */
  166. #define RTC_OUTPUT_DISABLE ((uint32_t)0x00000000)
  167. #define RTC_OUTPUT_ALARMA ((uint32_t)0x00200000)
  168. #define RTC_OUTPUT_ALARMB ((uint32_t)0x00400000)
  169. #define RTC_OUTPUT_WAKEUP ((uint32_t)0x00600000)
  170. /**
  171. * @}
  172. */
  173. /** @defgroup RTC_Output_Polarity_Definitions RTC Output Polarity Definitions
  174. * @{
  175. */
  176. #define RTC_OUTPUT_POLARITY_HIGH ((uint32_t)0x00000000)
  177. #define RTC_OUTPUT_POLARITY_LOW ((uint32_t)0x00100000)
  178. /**
  179. * @}
  180. */
  181. /** @defgroup RTC_Output_Type_ALARM_OUT RTC Output Type ALARM OUT
  182. * @{
  183. */
  184. #define RTC_OUTPUT_TYPE_OPENDRAIN ((uint32_t)0x00000000)
  185. #define RTC_OUTPUT_TYPE_PUSHPULL ((uint32_t)0x00040000)
  186. /**
  187. * @}
  188. */
  189. /** @defgroup RTC_AM_PM_Definitions RTC AM PM Definitions
  190. * @{
  191. */
  192. #define RTC_HOURFORMAT12_AM ((uint8_t)0x00)
  193. #define RTC_HOURFORMAT12_PM ((uint8_t)0x40)
  194. /**
  195. * @}
  196. */
  197. /** @defgroup RTC_DayLightSaving_Definitions RTC DayLight Saving Definitions
  198. * @{
  199. */
  200. #define RTC_DAYLIGHTSAVING_SUB1H ((uint32_t)0x00020000)
  201. #define RTC_DAYLIGHTSAVING_ADD1H ((uint32_t)0x00010000)
  202. #define RTC_DAYLIGHTSAVING_NONE ((uint32_t)0x00000000)
  203. /**
  204. * @}
  205. */
  206. /** @defgroup RTC_StoreOperation_Definitions RTC Store Operation Definitions
  207. * @{
  208. */
  209. #define RTC_STOREOPERATION_RESET ((uint32_t)0x00000000)
  210. #define RTC_STOREOPERATION_SET ((uint32_t)0x00040000)
  211. /**
  212. * @}
  213. */
  214. /** @defgroup RTC_Input_parameter_format_definitions RTC Input Parameter Format Definitions
  215. * @{
  216. */
  217. #define RTC_FORMAT_BIN ((uint32_t)0x000000000)
  218. #define RTC_FORMAT_BCD ((uint32_t)0x000000001)
  219. /**
  220. * @}
  221. */
  222. /** @defgroup RTC_Month_Date_Definitions RTC Month Date Definitions
  223. * @{
  224. */
  225. /* Coded in BCD format */
  226. #define RTC_MONTH_JANUARY ((uint8_t)0x01)
  227. #define RTC_MONTH_FEBRUARY ((uint8_t)0x02)
  228. #define RTC_MONTH_MARCH ((uint8_t)0x03)
  229. #define RTC_MONTH_APRIL ((uint8_t)0x04)
  230. #define RTC_MONTH_MAY ((uint8_t)0x05)
  231. #define RTC_MONTH_JUNE ((uint8_t)0x06)
  232. #define RTC_MONTH_JULY ((uint8_t)0x07)
  233. #define RTC_MONTH_AUGUST ((uint8_t)0x08)
  234. #define RTC_MONTH_SEPTEMBER ((uint8_t)0x09)
  235. #define RTC_MONTH_OCTOBER ((uint8_t)0x10)
  236. #define RTC_MONTH_NOVEMBER ((uint8_t)0x11)
  237. #define RTC_MONTH_DECEMBER ((uint8_t)0x12)
  238. /**
  239. * @}
  240. */
  241. /** @defgroup RTC_WeekDay_Definitions RTC WeekDay Definitions
  242. * @{
  243. */
  244. #define RTC_WEEKDAY_MONDAY ((uint8_t)0x01)
  245. #define RTC_WEEKDAY_TUESDAY ((uint8_t)0x02)
  246. #define RTC_WEEKDAY_WEDNESDAY ((uint8_t)0x03)
  247. #define RTC_WEEKDAY_THURSDAY ((uint8_t)0x04)
  248. #define RTC_WEEKDAY_FRIDAY ((uint8_t)0x05)
  249. #define RTC_WEEKDAY_SATURDAY ((uint8_t)0x06)
  250. #define RTC_WEEKDAY_SUNDAY ((uint8_t)0x07)
  251. /**
  252. * @}
  253. */
  254. /** @defgroup RTC_AlarmDateWeekDay_Definitions RTC Alarm Date WeekDay Definitions
  255. * @{
  256. */
  257. #define RTC_ALARMDATEWEEKDAYSEL_DATE ((uint32_t)0x00000000)
  258. #define RTC_ALARMDATEWEEKDAYSEL_WEEKDAY ((uint32_t)0x40000000)
  259. /**
  260. * @}
  261. */
  262. /** @defgroup RTC_AlarmMask_Definitions RTC Alarm Mask Definitions
  263. * @{
  264. */
  265. #define RTC_ALARMMASK_NONE ((uint32_t)0x00000000)
  266. #define RTC_ALARMMASK_DATEWEEKDAY RTC_ALRMAR_MSK4
  267. #define RTC_ALARMMASK_HOURS RTC_ALRMAR_MSK3
  268. #define RTC_ALARMMASK_MINUTES RTC_ALRMAR_MSK2
  269. #define RTC_ALARMMASK_SECONDS RTC_ALRMAR_MSK1
  270. #define RTC_ALARMMASK_ALL ((uint32_t)0x80808080)
  271. /**
  272. * @}
  273. */
  274. /** @defgroup RTC_Alarms_Definitions RTC Alarms Definitions
  275. * @{
  276. */
  277. #define RTC_ALARM_A RTC_CR_ALRAE
  278. #define RTC_ALARM_B RTC_CR_ALRBE
  279. /**
  280. * @}
  281. */
  282. /** @defgroup RTC_Alarm_Sub_Seconds_Masks_Definitions RTC Alarm Sub Seconds Masks Definitions
  283. * @{
  284. */
  285. #define RTC_ALARMSUBSECONDMASK_ALL ((uint32_t)0x00000000) /*!< All Alarm SS fields are masked.
  286. There is no comparison on sub seconds
  287. for Alarm */
  288. #define RTC_ALARMSUBSECONDMASK_SS14_1 ((uint32_t)0x01000000) /*!< SS[14:1] are don't care in Alarm
  289. comparison. Only SS[0] is compared. */
  290. #define RTC_ALARMSUBSECONDMASK_SS14_2 ((uint32_t)0x02000000) /*!< SS[14:2] are don't care in Alarm
  291. comparison. Only SS[1:0] are compared */
  292. #define RTC_ALARMSUBSECONDMASK_SS14_3 ((uint32_t)0x03000000) /*!< SS[14:3] are don't care in Alarm
  293. comparison. Only SS[2:0] are compared */
  294. #define RTC_ALARMSUBSECONDMASK_SS14_4 ((uint32_t)0x04000000) /*!< SS[14:4] are don't care in Alarm
  295. comparison. Only SS[3:0] are compared */
  296. #define RTC_ALARMSUBSECONDMASK_SS14_5 ((uint32_t)0x05000000) /*!< SS[14:5] are don't care in Alarm
  297. comparison. Only SS[4:0] are compared */
  298. #define RTC_ALARMSUBSECONDMASK_SS14_6 ((uint32_t)0x06000000) /*!< SS[14:6] are don't care in Alarm
  299. comparison. Only SS[5:0] are compared */
  300. #define RTC_ALARMSUBSECONDMASK_SS14_7 ((uint32_t)0x07000000) /*!< SS[14:7] are don't care in Alarm
  301. comparison. Only SS[6:0] are compared */
  302. #define RTC_ALARMSUBSECONDMASK_SS14_8 ((uint32_t)0x08000000) /*!< SS[14:8] are don't care in Alarm
  303. comparison. Only SS[7:0] are compared */
  304. #define RTC_ALARMSUBSECONDMASK_SS14_9 ((uint32_t)0x09000000) /*!< SS[14:9] are don't care in Alarm
  305. comparison. Only SS[8:0] are compared */
  306. #define RTC_ALARMSUBSECONDMASK_SS14_10 ((uint32_t)0x0A000000) /*!< SS[14:10] are don't care in Alarm
  307. comparison. Only SS[9:0] are compared */
  308. #define RTC_ALARMSUBSECONDMASK_SS14_11 ((uint32_t)0x0B000000) /*!< SS[14:11] are don't care in Alarm
  309. comparison. Only SS[10:0] are compared */
  310. #define RTC_ALARMSUBSECONDMASK_SS14_12 ((uint32_t)0x0C000000) /*!< SS[14:12] are don't care in Alarm
  311. comparison.Only SS[11:0] are compared */
  312. #define RTC_ALARMSUBSECONDMASK_SS14_13 ((uint32_t)0x0D000000) /*!< SS[14:13] are don't care in Alarm
  313. comparison. Only SS[12:0] are compared */
  314. #define RTC_ALARMSUBSECONDMASK_SS14 ((uint32_t)0x0E000000) /*!< SS[14] is don't care in Alarm
  315. comparison.Only SS[13:0] are compared */
  316. #define RTC_ALARMSUBSECONDMASK_NONE ((uint32_t)0x0F000000) /*!< SS[14:0] are compared and must match
  317. to activate alarm. */
  318. /**
  319. * @}
  320. */
  321. /** @defgroup RTC_Interrupts_Definitions RTC Interrupts Definitions
  322. * @{
  323. */
  324. #define RTC_IT_TS ((uint32_t)0x00008000)
  325. #define RTC_IT_WUT ((uint32_t)0x00004000)
  326. #define RTC_IT_ALRB ((uint32_t)0x00002000)
  327. #define RTC_IT_ALRA ((uint32_t)0x00001000)
  328. #define RTC_IT_TAMP ((uint32_t)0x00000004) /* Used only to Enable the Tamper Interrupt */
  329. #define RTC_IT_TAMP1 ((uint32_t)0x00020000)
  330. #define RTC_IT_TAMP2 ((uint32_t)0x00040000)
  331. /**
  332. * @}
  333. */
  334. /** @defgroup RTC_Flags_Definitions RTC Flags Definitions
  335. * @{
  336. */
  337. #define RTC_FLAG_RECALPF ((uint32_t)0x00010000)
  338. #define RTC_FLAG_TAMP2F ((uint32_t)0x00004000)
  339. #define RTC_FLAG_TAMP1F ((uint32_t)0x00002000)
  340. #define RTC_FLAG_TSOVF ((uint32_t)0x00001000)
  341. #define RTC_FLAG_TSF ((uint32_t)0x00000800)
  342. #define RTC_FLAG_WUTF ((uint32_t)0x00000400)
  343. #define RTC_FLAG_ALRBF ((uint32_t)0x00000200)
  344. #define RTC_FLAG_ALRAF ((uint32_t)0x00000100)
  345. #define RTC_FLAG_INITF ((uint32_t)0x00000040)
  346. #define RTC_FLAG_RSF ((uint32_t)0x00000020)
  347. #define RTC_FLAG_INITS ((uint32_t)0x00000010)
  348. #define RTC_FLAG_SHPF ((uint32_t)0x00000008)
  349. #define RTC_FLAG_WUTWF ((uint32_t)0x00000004)
  350. #define RTC_FLAG_ALRBWF ((uint32_t)0x00000002)
  351. #define RTC_FLAG_ALRAWF ((uint32_t)0x00000001)
  352. /**
  353. * @}
  354. */
  355. /**
  356. * @}
  357. */
  358. /* Exported macro ------------------------------------------------------------*/
  359. /** @defgroup RTC_Exported_Macros RTC Exported Macros
  360. * @{
  361. */
  362. /** @brief Reset RTC handle state
  363. * @param __HANDLE__: specifies the RTC handle.
  364. * @retval None
  365. */
  366. #define __HAL_RTC_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_RTC_STATE_RESET)
  367. /**
  368. * @brief Disable the write protection for RTC registers.
  369. * @param __HANDLE__: specifies the RTC handle.
  370. * @retval None
  371. */
  372. #define __HAL_RTC_WRITEPROTECTION_DISABLE(__HANDLE__) \
  373. do{ \
  374. (__HANDLE__)->Instance->WPR = 0xCA; \
  375. (__HANDLE__)->Instance->WPR = 0x53; \
  376. } while(0)
  377. /**
  378. * @brief Enable the write protection for RTC registers.
  379. * @param __HANDLE__: specifies the RTC handle.
  380. * @retval None
  381. */
  382. #define __HAL_RTC_WRITEPROTECTION_ENABLE(__HANDLE__) \
  383. do{ \
  384. (__HANDLE__)->Instance->WPR = 0xFF; \
  385. } while(0)
  386. /**
  387. * @brief Enable the RTC ALARMA peripheral.
  388. * @param __HANDLE__: specifies the RTC handle.
  389. * @retval None
  390. */
  391. #define __HAL_RTC_ALARMA_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR |= (RTC_CR_ALRAE))
  392. /**
  393. * @brief Disable the RTC ALARMA peripheral.
  394. * @param __HANDLE__: specifies the RTC handle.
  395. * @retval None
  396. */
  397. #define __HAL_RTC_ALARMA_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR &= ~(RTC_CR_ALRAE))
  398. /**
  399. * @brief Enable the RTC ALARMB peripheral.
  400. * @param __HANDLE__: specifies the RTC handle.
  401. * @retval None
  402. */
  403. #define __HAL_RTC_ALARMB_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR |= (RTC_CR_ALRBE))
  404. /**
  405. * @brief Disable the RTC ALARMB peripheral.
  406. * @param __HANDLE__: specifies the RTC handle.
  407. * @retval None
  408. */
  409. #define __HAL_RTC_ALARMB_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR &= ~(RTC_CR_ALRBE))
  410. /**
  411. * @brief Enable the RTC Alarm interrupt.
  412. * @param __HANDLE__: specifies the RTC handle.
  413. * @param __INTERRUPT__: specifies the RTC Alarm interrupt sources to be enabled or disabled.
  414. * This parameter can be any combination of the following values:
  415. * @arg RTC_IT_ALRA: Alarm A interrupt
  416. * @arg RTC_IT_ALRB: Alarm B interrupt
  417. * @retval None
  418. */
  419. #define __HAL_RTC_ALARM_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR |= (__INTERRUPT__))
  420. /**
  421. * @brief Disable the RTC Alarm interrupt.
  422. * @param __HANDLE__: specifies the RTC handle.
  423. * @param __INTERRUPT__: specifies the RTC Alarm interrupt sources to be enabled or disabled.
  424. * This parameter can be any combination of the following values:
  425. * @arg RTC_IT_ALRA: Alarm A interrupt
  426. * @arg RTC_IT_ALRB: Alarm B interrupt
  427. * @retval None
  428. */
  429. #define __HAL_RTC_ALARM_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR &= ~(__INTERRUPT__))
  430. /**
  431. * @brief Check whether the specified RTC Alarm interrupt has occurred or not.
  432. * @param __HANDLE__: specifies the RTC handle.
  433. * @param __INTERRUPT__: specifies the RTC Alarm interrupt to check.
  434. * This parameter can be:
  435. * @arg RTC_IT_ALRA: Alarm A interrupt
  436. * @arg RTC_IT_ALRB: Alarm B interrupt
  437. * @retval None
  438. */
  439. #define __HAL_RTC_ALARM_GET_IT(__HANDLE__, __INTERRUPT__) ((((((__HANDLE__)->Instance->ISR)& ((__INTERRUPT__)>> 4)) & 0x0000FFFF) != RESET)? SET : RESET)
  440. /**
  441. * @brief Get the selected RTC Alarm's flag status.
  442. * @param __HANDLE__: specifies the RTC handle.
  443. * @param __FLAG__: specifies the RTC Alarm Flag to check.
  444. * This parameter can be:
  445. * @arg RTC_FLAG_ALRAF
  446. * @arg RTC_FLAG_ALRBF
  447. * @arg RTC_FLAG_ALRAWF
  448. * @arg RTC_FLAG_ALRBWF
  449. * @retval None
  450. */
  451. #define __HAL_RTC_ALARM_GET_FLAG(__HANDLE__, __FLAG__) (((((__HANDLE__)->Instance->ISR) & (__FLAG__)) != RESET)? SET : RESET)
  452. /**
  453. * @brief Clear the RTC Alarm's pending flags.
  454. * @param __HANDLE__: specifies the RTC handle.
  455. * @param __FLAG__: specifies the RTC Alarm Flag sources to be enabled or disabled.
  456. * This parameter can be:
  457. * @arg RTC_FLAG_ALRAF
  458. * @arg RTC_FLAG_ALRBF
  459. * @retval None
  460. */
  461. #define __HAL_RTC_ALARM_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->ISR) = (~(((__FLAG__) | RTC_ISR_INIT)& 0x0000FFFF)|((__HANDLE__)->Instance->ISR & RTC_ISR_INIT))
  462. /**
  463. * @brief Check whether the specified RTC Alarm interrupt has been enabled or not.
  464. * @param __HANDLE__: specifies the RTC handle.
  465. * @param __INTERRUPT__: specifies the RTC Alarm interrupt sources to check.
  466. * This parameter can be:
  467. * @arg RTC_IT_ALRA: Alarm A interrupt
  468. * @arg RTC_IT_ALRB: Alarm B interrupt
  469. * @retval None
  470. */
  471. #define __HAL_RTC_ALARM_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) (((((__HANDLE__)->Instance->CR) & (__INTERRUPT__)) != RESET) ? SET : RESET)
  472. /**
  473. * @brief Enable interrupt on the RTC Alarm associated Exti line.
  474. * @retval None
  475. */
  476. #define __HAL_RTC_ALARM_EXTI_ENABLE_IT() (EXTI->IMR |= RTC_EXTI_LINE_ALARM_EVENT)
  477. /**
  478. * @brief Disable interrupt on the RTC Alarm associated Exti line.
  479. * @retval None
  480. */
  481. #define __HAL_RTC_ALARM_EXTI_DISABLE_IT() (EXTI->IMR &= ~(RTC_EXTI_LINE_ALARM_EVENT))
  482. /**
  483. * @brief Enable event on the RTC Alarm associated Exti line.
  484. * @retval None.
  485. */
  486. #define __HAL_RTC_ALARM_EXTI_ENABLE_EVENT() (EXTI->EMR |= RTC_EXTI_LINE_ALARM_EVENT)
  487. /**
  488. * @brief Disable event on the RTC Alarm associated Exti line.
  489. * @retval None.
  490. */
  491. #define __HAL_RTC_ALARM_EXTI_DISABLE_EVENT() (EXTI->EMR &= ~(RTC_EXTI_LINE_ALARM_EVENT))
  492. /**
  493. * @brief Enable falling edge trigger on the RTC Alarm associated Exti line.
  494. * @retval None.
  495. */
  496. #define __HAL_RTC_ALARM_EXTI_ENABLE_FALLING_EDGE() (EXTI->FTSR |= RTC_EXTI_LINE_ALARM_EVENT)
  497. /**
  498. * @brief Disable falling edge trigger on the RTC Alarm associated Exti line.
  499. * @retval None.
  500. */
  501. #define __HAL_RTC_ALARM_EXTI_DISABLE_FALLING_EDGE() (EXTI->FTSR &= ~(RTC_EXTI_LINE_ALARM_EVENT))
  502. /**
  503. * @brief Enable rising edge trigger on the RTC Alarm associated Exti line.
  504. * @retval None.
  505. */
  506. #define __HAL_RTC_ALARM_EXTI_ENABLE_RISING_EDGE() (EXTI->RTSR |= RTC_EXTI_LINE_ALARM_EVENT)
  507. /**
  508. * @brief Disable rising edge trigger on the RTC Alarm associated Exti line.
  509. * @retval None.
  510. */
  511. #define __HAL_RTC_ALARM_EXTI_DISABLE_RISING_EDGE() (EXTI->RTSR &= ~(RTC_EXTI_LINE_ALARM_EVENT))
  512. /**
  513. * @brief Enable rising & falling edge trigger on the RTC Alarm associated Exti line.
  514. * @retval None.
  515. */
  516. #define __HAL_RTC_ALARM_EXTI_ENABLE_RISING_FALLING_EDGE() __HAL_RTC_ALARM_EXTI_ENABLE_RISING_EDGE();__HAL_RTC_ALARM_EXTI_ENABLE_FALLING_EDGE();
  517. /**
  518. * @brief Disable rising & falling edge trigger on the RTC Alarm associated Exti line.
  519. * @retval None.
  520. */
  521. #define __HAL_RTC_ALARM_EXTI_DISABLE_RISING_FALLING_EDGE() __HAL_RTC_ALARM_EXTI_DISABLE_RISING_EDGE();__HAL_RTC_ALARM_EXTI_DISABLE_FALLING_EDGE();
  522. /**
  523. * @brief Check whether the RTC Alarm associated Exti line interrupt flag is set or not.
  524. * @retval Line Status.
  525. */
  526. #define __HAL_RTC_ALARM_EXTI_GET_FLAG() (EXTI->PR & RTC_EXTI_LINE_ALARM_EVENT)
  527. /**
  528. * @brief Clear the RTC Alarm associated Exti line flag.
  529. * @retval None.
  530. */
  531. #define __HAL_RTC_ALARM_EXTI_CLEAR_FLAG() (EXTI->PR = RTC_EXTI_LINE_ALARM_EVENT)
  532. /**
  533. * @brief Generate a Software interrupt on RTC Alarm associated Exti line.
  534. * @retval None.
  535. */
  536. #define __HAL_RTC_ALARM_EXTI_GENERATE_SWIT() (EXTI->SWIER |= RTC_EXTI_LINE_ALARM_EVENT)
  537. /**
  538. * @}
  539. */
  540. /* Include RTC HAL Extension module */
  541. #include "stm32f4xx_hal_rtc_ex.h"
  542. /* Exported functions --------------------------------------------------------*/
  543. /** @addtogroup RTC_Exported_Functions
  544. * @{
  545. */
  546. /** @addtogroup RTC_Exported_Functions_Group1
  547. * @{
  548. */
  549. /* Initialization and de-initialization functions ****************************/
  550. HAL_StatusTypeDef HAL_RTC_Init(RTC_HandleTypeDef *hrtc);
  551. HAL_StatusTypeDef HAL_RTC_DeInit(RTC_HandleTypeDef *hrtc);
  552. void HAL_RTC_MspInit(RTC_HandleTypeDef *hrtc);
  553. void HAL_RTC_MspDeInit(RTC_HandleTypeDef *hrtc);
  554. /**
  555. * @}
  556. */
  557. /** @addtogroup RTC_Exported_Functions_Group2
  558. * @{
  559. */
  560. /* RTC Time and Date functions ************************************************/
  561. HAL_StatusTypeDef HAL_RTC_SetTime(RTC_HandleTypeDef *hrtc, RTC_TimeTypeDef *sTime, uint32_t Format);
  562. HAL_StatusTypeDef HAL_RTC_GetTime(RTC_HandleTypeDef *hrtc, RTC_TimeTypeDef *sTime, uint32_t Format);
  563. HAL_StatusTypeDef HAL_RTC_SetDate(RTC_HandleTypeDef *hrtc, RTC_DateTypeDef *sDate, uint32_t Format);
  564. HAL_StatusTypeDef HAL_RTC_GetDate(RTC_HandleTypeDef *hrtc, RTC_DateTypeDef *sDate, uint32_t Format);
  565. /**
  566. * @}
  567. */
  568. /** @addtogroup RTC_Exported_Functions_Group3
  569. * @{
  570. */
  571. /* RTC Alarm functions ********************************************************/
  572. HAL_StatusTypeDef HAL_RTC_SetAlarm(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sAlarm, uint32_t Format);
  573. HAL_StatusTypeDef HAL_RTC_SetAlarm_IT(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sAlarm, uint32_t Format);
  574. HAL_StatusTypeDef HAL_RTC_DeactivateAlarm(RTC_HandleTypeDef *hrtc, uint32_t Alarm);
  575. HAL_StatusTypeDef HAL_RTC_GetAlarm(RTC_HandleTypeDef *hrtc, RTC_AlarmTypeDef *sAlarm, uint32_t Alarm, uint32_t Format);
  576. void HAL_RTC_AlarmIRQHandler(RTC_HandleTypeDef *hrtc);
  577. HAL_StatusTypeDef HAL_RTC_PollForAlarmAEvent(RTC_HandleTypeDef *hrtc, uint32_t Timeout);
  578. void HAL_RTC_AlarmAEventCallback(RTC_HandleTypeDef *hrtc);
  579. /**
  580. * @}
  581. */
  582. /** @addtogroup RTC_Exported_Functions_Group4
  583. * @{
  584. */
  585. /* Peripheral Control functions ***********************************************/
  586. HAL_StatusTypeDef HAL_RTC_WaitForSynchro(RTC_HandleTypeDef* hrtc);
  587. /**
  588. * @}
  589. */
  590. /** @addtogroup RTC_Exported_Functions_Group5
  591. * @{
  592. */
  593. /* Peripheral State functions *************************************************/
  594. HAL_RTCStateTypeDef HAL_RTC_GetState(RTC_HandleTypeDef *hrtc);
  595. /**
  596. * @}
  597. */
  598. /**
  599. * @}
  600. */
  601. /* Private types -------------------------------------------------------------*/
  602. /* Private variables ---------------------------------------------------------*/
  603. /* Private constants ---------------------------------------------------------*/
  604. /** @defgroup RTC_Private_Constants RTC Private Constants
  605. * @{
  606. */
  607. /* Masks Definition */
  608. #define RTC_TR_RESERVED_MASK ((uint32_t)0x007F7F7F)
  609. #define RTC_DR_RESERVED_MASK ((uint32_t)0x00FFFF3F)
  610. #define RTC_INIT_MASK ((uint32_t)0xFFFFFFFF)
  611. #define RTC_RSF_MASK ((uint32_t)0xFFFFFF5F)
  612. #define RTC_FLAGS_MASK ((uint32_t)(RTC_FLAG_TSOVF | RTC_FLAG_TSF | RTC_FLAG_WUTF | \
  613. RTC_FLAG_ALRBF | RTC_FLAG_ALRAF | RTC_FLAG_INITF | \
  614. RTC_FLAG_RSF | RTC_FLAG_INITS | RTC_FLAG_WUTWF | \
  615. RTC_FLAG_ALRBWF | RTC_FLAG_ALRAWF | RTC_FLAG_TAMP1F | \
  616. RTC_FLAG_RECALPF | RTC_FLAG_SHPF))
  617. #define RTC_TIMEOUT_VALUE 1000
  618. #define RTC_EXTI_LINE_ALARM_EVENT ((uint32_t)EXTI_IMR_MR17) /*!< External interrupt line 17 Connected to the RTC Alarm event */
  619. /**
  620. * @}
  621. */
  622. /* Private macros ------------------------------------------------------------*/
  623. /** @defgroup RTC_Private_Macros RTC Private Macros
  624. * @{
  625. */
  626. /** @defgroup RTC_IS_RTC_Definitions RTC Private macros to check input parameters
  627. * @{
  628. */
  629. #define IS_RTC_HOUR_FORMAT(FORMAT) (((FORMAT) == RTC_HOURFORMAT_12) || \
  630. ((FORMAT) == RTC_HOURFORMAT_24))
  631. #define IS_RTC_OUTPUT(OUTPUT) (((OUTPUT) == RTC_OUTPUT_DISABLE) || \
  632. ((OUTPUT) == RTC_OUTPUT_ALARMA) || \
  633. ((OUTPUT) == RTC_OUTPUT_ALARMB) || \
  634. ((OUTPUT) == RTC_OUTPUT_WAKEUP))
  635. #define IS_RTC_OUTPUT_POL(POL) (((POL) == RTC_OUTPUT_POLARITY_HIGH) || \
  636. ((POL) == RTC_OUTPUT_POLARITY_LOW))
  637. #define IS_RTC_OUTPUT_TYPE(TYPE) (((TYPE) == RTC_OUTPUT_TYPE_OPENDRAIN) || \
  638. ((TYPE) == RTC_OUTPUT_TYPE_PUSHPULL))
  639. #define IS_RTC_HOUR12(HOUR) (((HOUR) > (uint32_t)0) && ((HOUR) <= (uint32_t)12))
  640. #define IS_RTC_HOUR24(HOUR) ((HOUR) <= (uint32_t)23)
  641. #define IS_RTC_ASYNCH_PREDIV(PREDIV) ((PREDIV) <= (uint32_t)0x7F)
  642. #define IS_RTC_SYNCH_PREDIV(PREDIV) ((PREDIV) <= (uint32_t)0x7FFF)
  643. #define IS_RTC_MINUTES(MINUTES) ((MINUTES) <= (uint32_t)59)
  644. #define IS_RTC_SECONDS(SECONDS) ((SECONDS) <= (uint32_t)59)
  645. #define IS_RTC_HOURFORMAT12(PM) (((PM) == RTC_HOURFORMAT12_AM) || ((PM) == RTC_HOURFORMAT12_PM))
  646. #define IS_RTC_DAYLIGHT_SAVING(SAVE) (((SAVE) == RTC_DAYLIGHTSAVING_SUB1H) || \
  647. ((SAVE) == RTC_DAYLIGHTSAVING_ADD1H) || \
  648. ((SAVE) == RTC_DAYLIGHTSAVING_NONE))
  649. #define IS_RTC_STORE_OPERATION(OPERATION) (((OPERATION) == RTC_STOREOPERATION_RESET) || \
  650. ((OPERATION) == RTC_STOREOPERATION_SET))
  651. #define IS_RTC_FORMAT(FORMAT) (((FORMAT) == RTC_FORMAT_BIN) || ((FORMAT) == RTC_FORMAT_BCD))
  652. #define IS_RTC_YEAR(YEAR) ((YEAR) <= (uint32_t)99)
  653. #define IS_RTC_MONTH(MONTH) (((MONTH) >= (uint32_t)1) && ((MONTH) <= (uint32_t)12))
  654. #define IS_RTC_DATE(DATE) (((DATE) >= (uint32_t)1) && ((DATE) <= (uint32_t)31))
  655. #define IS_RTC_WEEKDAY(WEEKDAY) (((WEEKDAY) == RTC_WEEKDAY_MONDAY) || \
  656. ((WEEKDAY) == RTC_WEEKDAY_TUESDAY) || \
  657. ((WEEKDAY) == RTC_WEEKDAY_WEDNESDAY) || \
  658. ((WEEKDAY) == RTC_WEEKDAY_THURSDAY) || \
  659. ((WEEKDAY) == RTC_WEEKDAY_FRIDAY) || \
  660. ((WEEKDAY) == RTC_WEEKDAY_SATURDAY) || \
  661. ((WEEKDAY) == RTC_WEEKDAY_SUNDAY))
  662. #define IS_RTC_ALARM_DATE_WEEKDAY_DATE(DATE) (((DATE) >(uint32_t) 0) && ((DATE) <= (uint32_t)31))
  663. #define IS_RTC_ALARM_DATE_WEEKDAY_WEEKDAY(WEEKDAY) (((WEEKDAY) == RTC_WEEKDAY_MONDAY) || \
  664. ((WEEKDAY) == RTC_WEEKDAY_TUESDAY) || \
  665. ((WEEKDAY) == RTC_WEEKDAY_WEDNESDAY) || \
  666. ((WEEKDAY) == RTC_WEEKDAY_THURSDAY) || \
  667. ((WEEKDAY) == RTC_WEEKDAY_FRIDAY) || \
  668. ((WEEKDAY) == RTC_WEEKDAY_SATURDAY) || \
  669. ((WEEKDAY) == RTC_WEEKDAY_SUNDAY))
  670. #define IS_RTC_ALARM_DATE_WEEKDAY_SEL(SEL) (((SEL) == RTC_ALARMDATEWEEKDAYSEL_DATE) || \
  671. ((SEL) == RTC_ALARMDATEWEEKDAYSEL_WEEKDAY))
  672. #define IS_RTC_ALARM_MASK(MASK) (((MASK) & 0x7F7F7F7F) == (uint32_t)RESET)
  673. #define IS_RTC_ALARM(ALARM) (((ALARM) == RTC_ALARM_A) || ((ALARM) == RTC_ALARM_B))
  674. #define IS_RTC_ALARM_SUB_SECOND_VALUE(VALUE) ((VALUE) <= (uint32_t)0x00007FFF)
  675. #define IS_RTC_ALARM_SUB_SECOND_MASK(MASK) (((MASK) == RTC_ALARMSUBSECONDMASK_ALL) || \
  676. ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_1) || \
  677. ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_2) || \
  678. ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_3) || \
  679. ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_4) || \
  680. ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_5) || \
  681. ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_6) || \
  682. ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_7) || \
  683. ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_8) || \
  684. ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_9) || \
  685. ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_10) || \
  686. ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_11) || \
  687. ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_12) || \
  688. ((MASK) == RTC_ALARMSUBSECONDMASK_SS14_13) || \
  689. ((MASK) == RTC_ALARMSUBSECONDMASK_SS14) || \
  690. ((MASK) == RTC_ALARMSUBSECONDMASK_NONE))
  691. /**
  692. * @}
  693. */
  694. /**
  695. * @}
  696. */
  697. /* Private functions ---------------------------------------------------------*/
  698. /** @defgroup RTC_Private_Functions RTC Private Functions
  699. * @{
  700. */
  701. HAL_StatusTypeDef RTC_EnterInitMode(RTC_HandleTypeDef* hrtc);
  702. uint8_t RTC_ByteToBcd2(uint8_t Value);
  703. uint8_t RTC_Bcd2ToByte(uint8_t Value);
  704. /**
  705. * @}
  706. */
  707. /**
  708. * @}
  709. */
  710. /**
  711. * @}
  712. */
  713. #ifdef __cplusplus
  714. }
  715. #endif
  716. #endif /* __STM32F4xx_HAL_RTC_H */
  717. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/