stm32f0xx_rtc.h 37 KB

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  1. /**
  2. ******************************************************************************
  3. * @file stm32f0xx_rtc.h
  4. * @author MCD Application Team
  5. * @version V1.5.0
  6. * @date 05-December-2014
  7. * @brief This file contains all the functions prototypes for the RTC firmware
  8. * library.
  9. ******************************************************************************
  10. * @attention
  11. *
  12. * <h2><center>&copy; COPYRIGHT 2014 STMicroelectronics</center></h2>
  13. *
  14. * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
  15. * You may not use this file except in compliance with the License.
  16. * You may obtain a copy of the License at:
  17. *
  18. * http://www.st.com/software_license_agreement_liberty_v2
  19. *
  20. * Unless required by applicable law or agreed to in writing, software
  21. * distributed under the License is distributed on an "AS IS" BASIS,
  22. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  23. * See the License for the specific language governing permissions and
  24. * limitations under the License.
  25. *
  26. ******************************************************************************
  27. */
  28. /* Define to prevent recursive inclusion -------------------------------------*/
  29. #ifndef __STM32F0XX_RTC_H
  30. #define __STM32F0XX_RTC_H
  31. #ifdef __cplusplus
  32. extern "C" {
  33. #endif
  34. /* Includes ------------------------------------------------------------------*/
  35. #include "stm32f0xx.h"
  36. /** @addtogroup STM32F0xx_StdPeriph_Driver
  37. * @{
  38. */
  39. /** @addtogroup RTC
  40. * @{
  41. */
  42. /* Exported types ------------------------------------------------------------*/
  43. /**
  44. * @brief RTC Init structures definition
  45. */
  46. typedef struct
  47. {
  48. uint32_t RTC_HourFormat; /*!< Specifies the RTC Hour Format.
  49. This parameter can be a value of @ref RTC_Hour_Formats */
  50. uint32_t RTC_AsynchPrediv; /*!< Specifies the RTC Asynchronous Predivider value.
  51. This parameter must be set to a value lower than 0x7F */
  52. uint32_t RTC_SynchPrediv; /*!< Specifies the RTC Synchronous Predivider value.
  53. This parameter must be set to a value lower than 0x1FFF */
  54. }RTC_InitTypeDef;
  55. /**
  56. * @brief RTC Time structure definition
  57. */
  58. typedef struct
  59. {
  60. uint8_t RTC_Hours; /*!< Specifies the RTC Time Hour.
  61. This parameter must be set to a value in the 0-12 range
  62. if the RTC_HourFormat_12 is selected or 0-23 range if
  63. the RTC_HourFormat_24 is selected. */
  64. uint8_t RTC_Minutes; /*!< Specifies the RTC Time Minutes.
  65. This parameter must be set to a value in the 0-59 range. */
  66. uint8_t RTC_Seconds; /*!< Specifies the RTC Time Seconds.
  67. This parameter must be set to a value in the 0-59 range. */
  68. uint8_t RTC_H12; /*!< Specifies the RTC AM/PM Time.
  69. This parameter can be a value of @ref RTC_AM_PM_Definitions */
  70. }RTC_TimeTypeDef;
  71. /**
  72. * @brief RTC Date structure definition
  73. */
  74. typedef struct
  75. {
  76. uint8_t RTC_WeekDay; /*!< Specifies the RTC Date WeekDay.
  77. This parameter can be a value of @ref RTC_WeekDay_Definitions */
  78. uint8_t RTC_Month; /*!< Specifies the RTC Date Month.
  79. This parameter can be a value of @ref RTC_Month_Date_Definitions */
  80. uint8_t RTC_Date; /*!< Specifies the RTC Date.
  81. This parameter must be set to a value in the 1-31 range. */
  82. uint8_t RTC_Year; /*!< Specifies the RTC Date Year.
  83. This parameter must be set to a value in the 0-99 range. */
  84. }RTC_DateTypeDef;
  85. /**
  86. * @brief RTC Alarm structure definition
  87. */
  88. typedef struct
  89. {
  90. RTC_TimeTypeDef RTC_AlarmTime; /*!< Specifies the RTC Alarm Time members. */
  91. uint32_t RTC_AlarmMask; /*!< Specifies the RTC Alarm Masks.
  92. This parameter can be a value of @ref RTC_AlarmMask_Definitions */
  93. uint32_t RTC_AlarmDateWeekDaySel; /*!< Specifies the RTC Alarm is on Date or WeekDay.
  94. This parameter can be a value of @ref RTC_AlarmDateWeekDay_Definitions */
  95. uint8_t RTC_AlarmDateWeekDay; /*!< Specifies the RTC Alarm Date/WeekDay.
  96. This parameter must be set to a value in the 1-31 range
  97. if the Alarm Date is selected.
  98. This parameter can be a value of @ref RTC_WeekDay_Definitions
  99. if the Alarm WeekDay is selected. */
  100. }RTC_AlarmTypeDef;
  101. /* Exported constants --------------------------------------------------------*/
  102. /** @defgroup RTC_Exported_Constants
  103. * @{
  104. */
  105. /** @defgroup RTC_Hour_Formats
  106. * @{
  107. */
  108. #define RTC_HourFormat_24 ((uint32_t)0x00000000)
  109. #define RTC_HourFormat_12 ((uint32_t)0x00000040)
  110. #define IS_RTC_HOUR_FORMAT(FORMAT) (((FORMAT) == RTC_HourFormat_12) || \
  111. ((FORMAT) == RTC_HourFormat_24))
  112. /**
  113. * @}
  114. */
  115. /** @defgroup RTC_Asynchronous_Predivider
  116. * @{
  117. */
  118. #define IS_RTC_ASYNCH_PREDIV(PREDIV) ((PREDIV) <= 0x7F)
  119. /**
  120. * @}
  121. */
  122. /** @defgroup RTC_Synchronous_Predivider
  123. * @{
  124. */
  125. #define IS_RTC_SYNCH_PREDIV(PREDIV) ((PREDIV) <= 0x7FFF)
  126. /**
  127. * @}
  128. */
  129. /** @defgroup RTC_Time_Definitions
  130. * @{
  131. */
  132. #define IS_RTC_HOUR12(HOUR) (((HOUR) > 0) && ((HOUR) <= 12))
  133. #define IS_RTC_HOUR24(HOUR) ((HOUR) <= 23)
  134. #define IS_RTC_MINUTES(MINUTES) ((MINUTES) <= 59)
  135. #define IS_RTC_SECONDS(SECONDS) ((SECONDS) <= 59)
  136. /**
  137. * @}
  138. */
  139. /** @defgroup RTC_AM_PM_Definitions
  140. * @{
  141. */
  142. #define RTC_H12_AM ((uint8_t)0x00)
  143. #define RTC_H12_PM ((uint8_t)0x40)
  144. #define IS_RTC_H12(PM) (((PM) == RTC_H12_AM) || ((PM) == RTC_H12_PM))
  145. /**
  146. * @}
  147. */
  148. /** @defgroup RTC_Year_Date_Definitions
  149. * @{
  150. */
  151. #define IS_RTC_YEAR(YEAR) ((YEAR) <= 99)
  152. /**
  153. * @}
  154. */
  155. /** @defgroup RTC_Month_Date_Definitions
  156. * @{
  157. */
  158. #define RTC_Month_January ((uint8_t)0x01)
  159. #define RTC_Month_February ((uint8_t)0x02)
  160. #define RTC_Month_March ((uint8_t)0x03)
  161. #define RTC_Month_April ((uint8_t)0x04)
  162. #define RTC_Month_May ((uint8_t)0x05)
  163. #define RTC_Month_June ((uint8_t)0x06)
  164. #define RTC_Month_July ((uint8_t)0x07)
  165. #define RTC_Month_August ((uint8_t)0x08)
  166. #define RTC_Month_September ((uint8_t)0x09)
  167. #define RTC_Month_October ((uint8_t)0x10)
  168. #define RTC_Month_November ((uint8_t)0x11)
  169. #define RTC_Month_December ((uint8_t)0x12)
  170. #define IS_RTC_MONTH(MONTH) (((MONTH) >= 1) && ((MONTH) <= 12))
  171. #define IS_RTC_DATE(DATE) (((DATE) >= 1) && ((DATE) <= 31))
  172. /**
  173. * @}
  174. */
  175. /** @defgroup RTC_WeekDay_Definitions
  176. * @{
  177. */
  178. #define RTC_Weekday_Monday ((uint8_t)0x01)
  179. #define RTC_Weekday_Tuesday ((uint8_t)0x02)
  180. #define RTC_Weekday_Wednesday ((uint8_t)0x03)
  181. #define RTC_Weekday_Thursday ((uint8_t)0x04)
  182. #define RTC_Weekday_Friday ((uint8_t)0x05)
  183. #define RTC_Weekday_Saturday ((uint8_t)0x6)
  184. #define RTC_Weekday_Sunday ((uint8_t)0x07)
  185. #define IS_RTC_WEEKDAY(WEEKDAY) (((WEEKDAY) == RTC_Weekday_Monday) || \
  186. ((WEEKDAY) == RTC_Weekday_Tuesday) || \
  187. ((WEEKDAY) == RTC_Weekday_Wednesday) || \
  188. ((WEEKDAY) == RTC_Weekday_Thursday) || \
  189. ((WEEKDAY) == RTC_Weekday_Friday) || \
  190. ((WEEKDAY) == RTC_Weekday_Saturday) || \
  191. ((WEEKDAY) == RTC_Weekday_Sunday))
  192. /**
  193. * @}
  194. */
  195. /** @defgroup RTC_Alarm_Definitions
  196. * @{
  197. */
  198. #define IS_RTC_ALARM_DATE_WEEKDAY_DATE(DATE) (((DATE) > 0) && ((DATE) <= 31))
  199. #define IS_RTC_ALARM_DATE_WEEKDAY_WEEKDAY(WEEKDAY) (((WEEKDAY) == RTC_Weekday_Monday) || \
  200. ((WEEKDAY) == RTC_Weekday_Tuesday) || \
  201. ((WEEKDAY) == RTC_Weekday_Wednesday) || \
  202. ((WEEKDAY) == RTC_Weekday_Thursday) || \
  203. ((WEEKDAY) == RTC_Weekday_Friday) || \
  204. ((WEEKDAY) == RTC_Weekday_Saturday) || \
  205. ((WEEKDAY) == RTC_Weekday_Sunday))
  206. /**
  207. * @}
  208. */
  209. /** @defgroup RTC_AlarmDateWeekDay_Definitions
  210. * @{
  211. */
  212. #define RTC_AlarmDateWeekDaySel_Date ((uint32_t)0x00000000)
  213. #define RTC_AlarmDateWeekDaySel_WeekDay ((uint32_t)0x40000000)
  214. #define IS_RTC_ALARM_DATE_WEEKDAY_SEL(SEL) (((SEL) == RTC_AlarmDateWeekDaySel_Date) || \
  215. ((SEL) == RTC_AlarmDateWeekDaySel_WeekDay))
  216. /**
  217. * @}
  218. */
  219. /** @defgroup RTC_AlarmMask_Definitions
  220. * @{
  221. */
  222. #define RTC_AlarmMask_None ((uint32_t)0x00000000)
  223. #define RTC_AlarmMask_DateWeekDay ((uint32_t)0x80000000)
  224. #define RTC_AlarmMask_Hours ((uint32_t)0x00800000)
  225. #define RTC_AlarmMask_Minutes ((uint32_t)0x00008000)
  226. #define RTC_AlarmMask_Seconds ((uint32_t)0x00000080)
  227. #define RTC_AlarmMask_All ((uint32_t)0x80808080)
  228. #define IS_RTC_ALARM_MASK(MASK) (((MASK) & 0x7F7F7F7F) == (uint32_t)RESET)
  229. /**
  230. * @}
  231. */
  232. /** @defgroup RTC_Alarms_Definitions
  233. * @{
  234. */
  235. #define RTC_Alarm_A ((uint32_t)0x00000100)
  236. #define IS_RTC_ALARM(ALARM) ((ALARM) == RTC_Alarm_A)
  237. #define IS_RTC_CMD_ALARM(ALARM) (((ALARM) & (RTC_Alarm_A)) != (uint32_t)RESET)
  238. /**
  239. * @}
  240. */
  241. /** @defgroup RTC_Alarm_Sub_Seconds_Masks Definitions.
  242. * @{
  243. */
  244. #define RTC_AlarmSubSecondMask_All ((uint8_t)0x00) /*!< All Alarm SS fields are masked.
  245. There is no comparison on sub seconds
  246. for Alarm */
  247. #define RTC_AlarmSubSecondMask_SS14_1 ((uint8_t)0x01) /*!< SS[14:1] are don't care in Alarm
  248. comparison. Only SS[0] is compared. */
  249. #define RTC_AlarmSubSecondMask_SS14_2 ((uint8_t)0x02) /*!< SS[14:2] are don't care in Alarm
  250. comparison. Only SS[1:0] are compared */
  251. #define RTC_AlarmSubSecondMask_SS14_3 ((uint8_t)0x03) /*!< SS[14:3] are don't care in Alarm
  252. comparison. Only SS[2:0] are compared */
  253. #define RTC_AlarmSubSecondMask_SS14_4 ((uint8_t)0x04) /*!< SS[14:4] are don't care in Alarm
  254. comparison. Only SS[3:0] are compared */
  255. #define RTC_AlarmSubSecondMask_SS14_5 ((uint8_t)0x05) /*!< SS[14:5] are don't care in Alarm
  256. comparison. Only SS[4:0] are compared */
  257. #define RTC_AlarmSubSecondMask_SS14_6 ((uint8_t)0x06) /*!< SS[14:6] are don't care in Alarm
  258. comparison. Only SS[5:0] are compared */
  259. #define RTC_AlarmSubSecondMask_SS14_7 ((uint8_t)0x07) /*!< SS[14:7] are don't care in Alarm
  260. comparison. Only SS[6:0] are compared */
  261. #define RTC_AlarmSubSecondMask_SS14_8 ((uint8_t)0x08) /*!< SS[14:8] are don't care in Alarm
  262. comparison. Only SS[7:0] are compared */
  263. #define RTC_AlarmSubSecondMask_SS14_9 ((uint8_t)0x09) /*!< SS[14:9] are don't care in Alarm
  264. comparison. Only SS[8:0] are compared */
  265. #define RTC_AlarmSubSecondMask_SS14_10 ((uint8_t)0x0A) /*!< SS[14:10] are don't care in Alarm
  266. comparison. Only SS[9:0] are compared */
  267. #define RTC_AlarmSubSecondMask_SS14_11 ((uint8_t)0x0B) /*!< SS[14:11] are don't care in Alarm
  268. comparison. Only SS[10:0] are compared */
  269. #define RTC_AlarmSubSecondMask_SS14_12 ((uint8_t)0x0C) /*!< SS[14:12] are don't care in Alarm
  270. comparison.Only SS[11:0] are compared */
  271. #define RTC_AlarmSubSecondMask_SS14_13 ((uint8_t)0x0D) /*!< SS[14:13] are don't care in Alarm
  272. comparison. Only SS[12:0] are compared */
  273. #define RTC_AlarmSubSecondMask_SS14 ((uint8_t)0x0E) /*!< SS[14] is don't care in Alarm
  274. comparison.Only SS[13:0] are compared */
  275. #define RTC_AlarmSubSecondMask_None ((uint8_t)0x0F) /*!< SS[14:0] are compared and must match
  276. to activate alarm. */
  277. #define IS_RTC_ALARM_SUB_SECOND_MASK(MASK) (((MASK) == RTC_AlarmSubSecondMask_All) || \
  278. ((MASK) == RTC_AlarmSubSecondMask_SS14_1) || \
  279. ((MASK) == RTC_AlarmSubSecondMask_SS14_2) || \
  280. ((MASK) == RTC_AlarmSubSecondMask_SS14_3) || \
  281. ((MASK) == RTC_AlarmSubSecondMask_SS14_4) || \
  282. ((MASK) == RTC_AlarmSubSecondMask_SS14_5) || \
  283. ((MASK) == RTC_AlarmSubSecondMask_SS14_6) || \
  284. ((MASK) == RTC_AlarmSubSecondMask_SS14_7) || \
  285. ((MASK) == RTC_AlarmSubSecondMask_SS14_8) || \
  286. ((MASK) == RTC_AlarmSubSecondMask_SS14_9) || \
  287. ((MASK) == RTC_AlarmSubSecondMask_SS14_10) || \
  288. ((MASK) == RTC_AlarmSubSecondMask_SS14_11) || \
  289. ((MASK) == RTC_AlarmSubSecondMask_SS14_12) || \
  290. ((MASK) == RTC_AlarmSubSecondMask_SS14_13) || \
  291. ((MASK) == RTC_AlarmSubSecondMask_SS14) || \
  292. ((MASK) == RTC_AlarmSubSecondMask_None))
  293. /**
  294. * @}
  295. */
  296. /** @defgroup RTC_Alarm_Sub_Seconds_Value
  297. * @{
  298. */
  299. #define IS_RTC_ALARM_SUB_SECOND_VALUE(VALUE) ((VALUE) <= 0x00007FFF)
  300. /**
  301. * @}
  302. */
  303. /** @defgroup RTC_Wakeup_Timer_Definitions
  304. * @brief These parameters are only available for STM32F072 devices
  305. * @{
  306. */
  307. #define RTC_WakeUpClock_RTCCLK_Div16 ((uint32_t)0x00000000)
  308. #define RTC_WakeUpClock_RTCCLK_Div8 ((uint32_t)0x00000001)
  309. #define RTC_WakeUpClock_RTCCLK_Div4 ((uint32_t)0x00000002)
  310. #define RTC_WakeUpClock_RTCCLK_Div2 ((uint32_t)0x00000003)
  311. #define RTC_WakeUpClock_CK_SPRE_16bits ((uint32_t)0x00000004)
  312. #define RTC_WakeUpClock_CK_SPRE_17bits ((uint32_t)0x00000006)
  313. #define IS_RTC_WAKEUP_CLOCK(CLOCK) (((CLOCK) == RTC_WakeUpClock_RTCCLK_Div16) || \
  314. ((CLOCK) == RTC_WakeUpClock_RTCCLK_Div8) || \
  315. ((CLOCK) == RTC_WakeUpClock_RTCCLK_Div4) || \
  316. ((CLOCK) == RTC_WakeUpClock_RTCCLK_Div2) || \
  317. ((CLOCK) == RTC_WakeUpClock_CK_SPRE_16bits) || \
  318. ((CLOCK) == RTC_WakeUpClock_CK_SPRE_17bits))
  319. #define IS_RTC_WAKEUP_COUNTER(COUNTER) ((COUNTER) <= 0xFFFF)
  320. /**
  321. * @}
  322. */
  323. /** @defgroup RTC_Time_Stamp_Edges_definitions
  324. * @{
  325. */
  326. #define RTC_TimeStampEdge_Rising ((uint32_t)0x00000000)
  327. #define RTC_TimeStampEdge_Falling ((uint32_t)0x00000008)
  328. #define IS_RTC_TIMESTAMP_EDGE(EDGE) (((EDGE) == RTC_TimeStampEdge_Rising) || \
  329. ((EDGE) == RTC_TimeStampEdge_Falling))
  330. /**
  331. * @}
  332. */
  333. /** @defgroup RTC_Output_selection_Definitions
  334. * @{
  335. */
  336. #define RTC_Output_Disable ((uint32_t)0x00000000)
  337. #define RTC_Output_AlarmA ((uint32_t)0x00200000)
  338. #define RTC_Output_WakeUp ((uint32_t)0x00600000) /*!< available only for STM32F072 devices */
  339. #define IS_RTC_OUTPUT(OUTPUT) (((OUTPUT) == RTC_Output_Disable) || \
  340. ((OUTPUT) == RTC_Output_AlarmA) || \
  341. ((OUTPUT) == RTC_Output_WakeUp))
  342. /**
  343. * @}
  344. */
  345. /** @defgroup RTC_Output_Polarity_Definitions
  346. * @{
  347. */
  348. #define RTC_OutputPolarity_High ((uint32_t)0x00000000)
  349. #define RTC_OutputPolarity_Low ((uint32_t)0x00100000)
  350. #define IS_RTC_OUTPUT_POL(POL) (((POL) == RTC_OutputPolarity_High) || \
  351. ((POL) == RTC_OutputPolarity_Low))
  352. /**
  353. * @}
  354. */
  355. /** @defgroup RTC_Calib_Output_selection_Definitions
  356. * @{
  357. */
  358. #define RTC_CalibOutput_512Hz ((uint32_t)0x00000000)
  359. #define RTC_CalibOutput_1Hz ((uint32_t)0x00080000)
  360. #define IS_RTC_CALIB_OUTPUT(OUTPUT) (((OUTPUT) == RTC_CalibOutput_512Hz) || \
  361. ((OUTPUT) == RTC_CalibOutput_1Hz))
  362. /**
  363. * @}
  364. */
  365. /** @defgroup RTC_Smooth_calib_period_Definitions
  366. * @{
  367. */
  368. #define RTC_SmoothCalibPeriod_32sec ((uint32_t)0x00000000) /*!< if RTCCLK = 32768 Hz, Smooth calibation
  369. period is 32s, else 2exp20 RTCCLK seconds */
  370. #define RTC_SmoothCalibPeriod_16sec ((uint32_t)0x00002000) /*!< if RTCCLK = 32768 Hz, Smooth calibation
  371. period is 16s, else 2exp19 RTCCLK seconds */
  372. #define RTC_SmoothCalibPeriod_8sec ((uint32_t)0x00004000) /*!< if RTCCLK = 32768 Hz, Smooth calibation
  373. period is 8s, else 2exp18 RTCCLK seconds */
  374. #define IS_RTC_SMOOTH_CALIB_PERIOD(PERIOD) (((PERIOD) == RTC_SmoothCalibPeriod_32sec) || \
  375. ((PERIOD) == RTC_SmoothCalibPeriod_16sec) || \
  376. ((PERIOD) == RTC_SmoothCalibPeriod_8sec))
  377. /**
  378. * @}
  379. */
  380. /** @defgroup RTC_Smooth_calib_Plus_pulses_Definitions
  381. * @{
  382. */
  383. #define RTC_SmoothCalibPlusPulses_Set ((uint32_t)0x00008000) /*!< The number of RTCCLK pulses added
  384. during a X -second window = Y - CALM[8:0].
  385. with Y = 512, 256, 128 when X = 32, 16, 8 */
  386. #define RTC_SmoothCalibPlusPulses_Reset ((uint32_t)0x00000000) /*!< The number of RTCCLK pulses subbstited
  387. during a 32-second window = CALM[8:0]. */
  388. #define IS_RTC_SMOOTH_CALIB_PLUS(PLUS) (((PLUS) == RTC_SmoothCalibPlusPulses_Set) || \
  389. ((PLUS) == RTC_SmoothCalibPlusPulses_Reset))
  390. /**
  391. * @}
  392. */
  393. /** @defgroup RTC_Smooth_calib_Minus_pulses_Definitions
  394. * @{
  395. */
  396. #define IS_RTC_SMOOTH_CALIB_MINUS(VALUE) ((VALUE) <= 0x000001FF)
  397. /**
  398. * @}
  399. */
  400. /** @defgroup RTC_DayLightSaving_Definitions
  401. * @{
  402. */
  403. #define RTC_DayLightSaving_SUB1H ((uint32_t)0x00020000)
  404. #define RTC_DayLightSaving_ADD1H ((uint32_t)0x00010000)
  405. #define IS_RTC_DAYLIGHT_SAVING(SAVING) (((SAVING) == RTC_DayLightSaving_SUB1H) || \
  406. ((SAVING) == RTC_DayLightSaving_ADD1H))
  407. #define RTC_StoreOperation_Reset ((uint32_t)0x00000000)
  408. #define RTC_StoreOperation_Set ((uint32_t)0x00040000)
  409. #define IS_RTC_STORE_OPERATION(OPERATION) (((OPERATION) == RTC_StoreOperation_Reset) || \
  410. ((OPERATION) == RTC_StoreOperation_Set))
  411. /**
  412. * @}
  413. */
  414. /** @defgroup RTC_Tamper_Trigger_Definitions
  415. * @{
  416. */
  417. #define RTC_TamperTrigger_RisingEdge ((uint32_t)0x00000000)
  418. #define RTC_TamperTrigger_FallingEdge ((uint32_t)0x00000001)
  419. #define RTC_TamperTrigger_LowLevel ((uint32_t)0x00000000)
  420. #define RTC_TamperTrigger_HighLevel ((uint32_t)0x00000001)
  421. #define IS_RTC_TAMPER_TRIGGER(TRIGGER) (((TRIGGER) == RTC_TamperTrigger_RisingEdge) || \
  422. ((TRIGGER) == RTC_TamperTrigger_FallingEdge) || \
  423. ((TRIGGER) == RTC_TamperTrigger_LowLevel) || \
  424. ((TRIGGER) == RTC_TamperTrigger_HighLevel))
  425. /**
  426. * @}
  427. */
  428. /** @defgroup RTC_Tamper_Filter_Definitions
  429. * @{
  430. */
  431. #define RTC_TamperFilter_Disable ((uint32_t)0x00000000) /*!< Tamper filter is disabled */
  432. #define RTC_TamperFilter_2Sample ((uint32_t)0x00000800) /*!< Tamper is activated after 2
  433. consecutive samples at the active level */
  434. #define RTC_TamperFilter_4Sample ((uint32_t)0x00001000) /*!< Tamper is activated after 4
  435. consecutive samples at the active level */
  436. #define RTC_TamperFilter_8Sample ((uint32_t)0x00001800) /*!< Tamper is activated after 8
  437. consecutive samples at the active leve. */
  438. #define IS_RTC_TAMPER_FILTER(FILTER) (((FILTER) == RTC_TamperFilter_Disable) || \
  439. ((FILTER) == RTC_TamperFilter_2Sample) || \
  440. ((FILTER) == RTC_TamperFilter_4Sample) || \
  441. ((FILTER) == RTC_TamperFilter_8Sample))
  442. /**
  443. * @}
  444. */
  445. /** @defgroup RTC_Tamper_Sampling_Frequencies_Definitions
  446. * @{
  447. */
  448. #define RTC_TamperSamplingFreq_RTCCLK_Div32768 ((uint32_t)0x00000000) /*!< Each of the tamper inputs are sampled
  449. with a frequency = RTCCLK / 32768 */
  450. #define RTC_TamperSamplingFreq_RTCCLK_Div16384 ((uint32_t)0x00000100) /*!< Each of the tamper inputs are sampled
  451. with a frequency = RTCCLK / 16384 */
  452. #define RTC_TamperSamplingFreq_RTCCLK_Div8192 ((uint32_t)0x00000200) /*!< Each of the tamper inputs are sampled
  453. with a frequency = RTCCLK / 8192 */
  454. #define RTC_TamperSamplingFreq_RTCCLK_Div4096 ((uint32_t)0x00000300) /*!< Each of the tamper inputs are sampled
  455. with a frequency = RTCCLK / 4096 */
  456. #define RTC_TamperSamplingFreq_RTCCLK_Div2048 ((uint32_t)0x00000400) /*!< Each of the tamper inputs are sampled
  457. with a frequency = RTCCLK / 2048 */
  458. #define RTC_TamperSamplingFreq_RTCCLK_Div1024 ((uint32_t)0x00000500) /*!< Each of the tamper inputs are sampled
  459. with a frequency = RTCCLK / 1024 */
  460. #define RTC_TamperSamplingFreq_RTCCLK_Div512 ((uint32_t)0x00000600) /*!< Each of the tamper inputs are sampled
  461. with a frequency = RTCCLK / 512 */
  462. #define RTC_TamperSamplingFreq_RTCCLK_Div256 ((uint32_t)0x00000700) /*!< Each of the tamper inputs are sampled
  463. with a frequency = RTCCLK / 256 */
  464. #define IS_RTC_TAMPER_SAMPLING_FREQ(FREQ) (((FREQ) ==RTC_TamperSamplingFreq_RTCCLK_Div32768) || \
  465. ((FREQ) ==RTC_TamperSamplingFreq_RTCCLK_Div16384) || \
  466. ((FREQ) ==RTC_TamperSamplingFreq_RTCCLK_Div8192) || \
  467. ((FREQ) ==RTC_TamperSamplingFreq_RTCCLK_Div4096) || \
  468. ((FREQ) ==RTC_TamperSamplingFreq_RTCCLK_Div2048) || \
  469. ((FREQ) ==RTC_TamperSamplingFreq_RTCCLK_Div1024) || \
  470. ((FREQ) ==RTC_TamperSamplingFreq_RTCCLK_Div512) || \
  471. ((FREQ) ==RTC_TamperSamplingFreq_RTCCLK_Div256))
  472. /**
  473. * @}
  474. */
  475. /** @defgroup RTC_Tamper_Pin_Precharge_Duration_Definitions
  476. * @{
  477. */
  478. #define RTC_TamperPrechargeDuration_1RTCCLK ((uint32_t)0x00000000) /*!< Tamper pins are pre-charged before
  479. sampling during 1 RTCCLK cycle */
  480. #define RTC_TamperPrechargeDuration_2RTCCLK ((uint32_t)0x00002000) /*!< Tamper pins are pre-charged before
  481. sampling during 2 RTCCLK cycles */
  482. #define RTC_TamperPrechargeDuration_4RTCCLK ((uint32_t)0x00004000) /*!< Tamper pins are pre-charged before
  483. sampling during 4 RTCCLK cycles */
  484. #define RTC_TamperPrechargeDuration_8RTCCLK ((uint32_t)0x00006000) /*!< Tamper pins are pre-charged before
  485. sampling during 8 RTCCLK cycles */
  486. #define IS_RTC_TAMPER_PRECHARGE_DURATION(DURATION) (((DURATION) == RTC_TamperPrechargeDuration_1RTCCLK) || \
  487. ((DURATION) == RTC_TamperPrechargeDuration_2RTCCLK) || \
  488. ((DURATION) == RTC_TamperPrechargeDuration_4RTCCLK) || \
  489. ((DURATION) == RTC_TamperPrechargeDuration_8RTCCLK))
  490. /**
  491. * @}
  492. */
  493. /** @defgroup RTC_Tamper_Pins_Definitions
  494. * @{
  495. */
  496. #define RTC_Tamper_1 RTC_TAFCR_TAMP1E /*!< Tamper detection enable for
  497. input tamper 1 */
  498. #define RTC_Tamper_2 RTC_TAFCR_TAMP2E /*!< Tamper detection enable for
  499. input tamper 2 */
  500. #define RTC_Tamper_3 RTC_TAFCR_TAMP3E /*!< Tamper detection enable for
  501. input tamper 3, available only
  502. for STM32F072 devices */
  503. #define IS_RTC_TAMPER(TAMPER) ((((TAMPER) & (uint32_t)0xFFFFFFD6) == 0x00) && ((TAMPER) != (uint32_t)RESET))
  504. /**
  505. * @}
  506. */
  507. /** @defgroup RTC_Output_Type_ALARM_OUT
  508. * @{
  509. */
  510. #define RTC_OutputType_OpenDrain ((uint32_t)0x00000000)
  511. #define RTC_OutputType_PushPull ((uint32_t)0x00040000)
  512. #define IS_RTC_OUTPUT_TYPE(TYPE) (((TYPE) == RTC_OutputType_OpenDrain) || \
  513. ((TYPE) == RTC_OutputType_PushPull))
  514. /**
  515. * @}
  516. */
  517. /** @defgroup RTC_Add_1_Second_Parameter_Definitions
  518. * @{
  519. */
  520. #define RTC_ShiftAdd1S_Reset ((uint32_t)0x00000000)
  521. #define RTC_ShiftAdd1S_Set ((uint32_t)0x80000000)
  522. #define IS_RTC_SHIFT_ADD1S(SEL) (((SEL) == RTC_ShiftAdd1S_Reset) || \
  523. ((SEL) == RTC_ShiftAdd1S_Set))
  524. /**
  525. * @}
  526. */
  527. /** @defgroup RTC_Substract_Fraction_Of_Second_Value
  528. * @{
  529. */
  530. #define IS_RTC_SHIFT_SUBFS(FS) ((FS) <= 0x00007FFF)
  531. /**
  532. * @}
  533. */
  534. /** @defgroup RTC_Backup_Registers_Definitions
  535. * @{
  536. */
  537. #define RTC_BKP_DR0 ((uint32_t)0x00000000)
  538. #define RTC_BKP_DR1 ((uint32_t)0x00000001)
  539. #define RTC_BKP_DR2 ((uint32_t)0x00000002)
  540. #define RTC_BKP_DR3 ((uint32_t)0x00000003)
  541. #define RTC_BKP_DR4 ((uint32_t)0x00000004)
  542. #define IS_RTC_BKP(BKP) (((BKP) == RTC_BKP_DR0) || \
  543. ((BKP) == RTC_BKP_DR1) || \
  544. ((BKP) == RTC_BKP_DR2) || \
  545. ((BKP) == RTC_BKP_DR3) || \
  546. ((BKP) == RTC_BKP_DR4))
  547. /**
  548. * @}
  549. */
  550. /** @defgroup RTC_Input_parameter_format_definitions
  551. * @{
  552. */
  553. #define RTC_Format_BIN ((uint32_t)0x000000000)
  554. #define RTC_Format_BCD ((uint32_t)0x000000001)
  555. #define IS_RTC_FORMAT(FORMAT) (((FORMAT) == RTC_Format_BIN) || ((FORMAT) == RTC_Format_BCD))
  556. /**
  557. * @}
  558. */
  559. /** @defgroup RTC_Flags_Definitions
  560. * @{
  561. */
  562. #define RTC_FLAG_RECALPF RTC_ISR_RECALPF
  563. #define RTC_FLAG_TAMP3F RTC_ISR_TAMP3F /*!< Only available for STM32F072 devices */
  564. #define RTC_FLAG_TAMP2F RTC_ISR_TAMP2F
  565. #define RTC_FLAG_TAMP1F RTC_ISR_TAMP1F
  566. #define RTC_FLAG_TSOVF RTC_ISR_TSOVF
  567. #define RTC_FLAG_TSF RTC_ISR_TSF
  568. #define RTC_FLAG_WUTF RTC_ISR_WUTF /*!< Only available for STM32F072 devices */
  569. #define RTC_FLAG_ALRAF RTC_ISR_ALRAF
  570. #define RTC_FLAG_INITF RTC_ISR_INITF
  571. #define RTC_FLAG_RSF RTC_ISR_RSF
  572. #define RTC_FLAG_INITS RTC_ISR_INITS
  573. #define RTC_FLAG_SHPF RTC_ISR_SHPF
  574. #define RTC_FLAG_WUTWF RTC_ISR_WUTWF /*!< Only available for STM32F072 devices */
  575. #define RTC_FLAG_ALRAWF RTC_ISR_ALRAWF
  576. #define IS_RTC_GET_FLAG(FLAG) (((FLAG) == RTC_FLAG_TSOVF) || ((FLAG) == RTC_FLAG_TSF) || \
  577. ((FLAG) == RTC_FLAG_WUTF) || ((FLAG) == RTC_FLAG_ALRAWF) || \
  578. ((FLAG) == RTC_FLAG_ALRAF) || ((FLAG) == RTC_FLAG_INITF) || \
  579. ((FLAG) == RTC_FLAG_RSF) || ((FLAG) == RTC_FLAG_WUTWF) || \
  580. ((FLAG) == RTC_FLAG_TAMP1F) || ((FLAG) == RTC_FLAG_TAMP2F) || \
  581. ((FLAG) == RTC_FLAG_TAMP3F) || ((FLAG) == RTC_FLAG_RECALPF) || \
  582. ((FLAG) == RTC_FLAG_SHPF))
  583. #define IS_RTC_CLEAR_FLAG(FLAG) (((FLAG) != (uint32_t)RESET) && (((FLAG) & 0xFFFF02DF) == (uint32_t)RESET))
  584. /**
  585. * @}
  586. */
  587. /** @defgroup RTC_Interrupts_Definitions
  588. * @{
  589. */
  590. #define RTC_IT_TS ((uint32_t)0x00008000)
  591. #define RTC_IT_WUT ((uint32_t)0x00004000) /* Available only for STM32F072 devices */
  592. #define RTC_IT_ALRA ((uint32_t)0x00001000)
  593. #define RTC_IT_TAMP ((uint32_t)0x00000004) /* Used only to Enable the Tamper Interrupt */
  594. #define RTC_IT_TAMP1 ((uint32_t)0x00020000)
  595. #define RTC_IT_TAMP2 ((uint32_t)0x00040000)
  596. #define RTC_IT_TAMP3 ((uint32_t)0x00080000) /* Available only for STM32F072 devices */
  597. #define IS_RTC_CONFIG_IT(IT) (((IT) != (uint32_t)RESET) && (((IT) & 0xFFFF2FFB) == (uint32_t)RESET))
  598. #define IS_RTC_GET_IT(IT) (((IT) == RTC_IT_TS) || ((IT) == RTC_IT_ALRA) || \
  599. ((IT) == RTC_IT_TAMP1) || ((IT) == RTC_IT_WUT) || \
  600. ((IT) == RTC_IT_TAMP2) || ((IT) == RTC_IT_TAMP3))
  601. #define IS_RTC_CLEAR_IT(IT) (((IT) != (uint32_t)RESET) && (((IT) & 0xFFF12FFF) == (uint32_t)RESET))
  602. /**
  603. * @}
  604. */
  605. /**
  606. * @}
  607. */
  608. /* Exported macro ------------------------------------------------------------*/
  609. /* Exported functions ------------------------------------------------------- */
  610. /* Function used to set the RTC configuration to the default reset state *****/
  611. ErrorStatus RTC_DeInit(void);
  612. /* Initialization and Configuration functions *********************************/
  613. ErrorStatus RTC_Init(RTC_InitTypeDef* RTC_InitStruct);
  614. void RTC_StructInit(RTC_InitTypeDef* RTC_InitStruct);
  615. void RTC_WriteProtectionCmd(FunctionalState NewState);
  616. ErrorStatus RTC_EnterInitMode(void);
  617. void RTC_ExitInitMode(void);
  618. ErrorStatus RTC_WaitForSynchro(void);
  619. ErrorStatus RTC_RefClockCmd(FunctionalState NewState);
  620. void RTC_BypassShadowCmd(FunctionalState NewState);
  621. /* Time and Date configuration functions **************************************/
  622. ErrorStatus RTC_SetTime(uint32_t RTC_Format, RTC_TimeTypeDef* RTC_TimeStruct);
  623. void RTC_TimeStructInit(RTC_TimeTypeDef* RTC_TimeStruct);
  624. void RTC_GetTime(uint32_t RTC_Format, RTC_TimeTypeDef* RTC_TimeStruct);
  625. uint32_t RTC_GetSubSecond(void);
  626. ErrorStatus RTC_SetDate(uint32_t RTC_Format, RTC_DateTypeDef* RTC_DateStruct);
  627. void RTC_DateStructInit(RTC_DateTypeDef* RTC_DateStruct);
  628. void RTC_GetDate(uint32_t RTC_Format, RTC_DateTypeDef* RTC_DateStruct);
  629. /* Alarms (Alarm A) configuration functions **********************************/
  630. void RTC_SetAlarm(uint32_t RTC_Format, uint32_t RTC_Alarm, RTC_AlarmTypeDef* RTC_AlarmStruct);
  631. void RTC_AlarmStructInit(RTC_AlarmTypeDef* RTC_AlarmStruct);
  632. void RTC_GetAlarm(uint32_t RTC_Format, uint32_t RTC_Alarm, RTC_AlarmTypeDef* RTC_AlarmStruct);
  633. ErrorStatus RTC_AlarmCmd(uint32_t RTC_Alarm, FunctionalState NewState);
  634. void RTC_AlarmSubSecondConfig(uint32_t RTC_Alarm, uint32_t RTC_AlarmSubSecondValue, uint8_t RTC_AlarmSubSecondMask);
  635. uint32_t RTC_GetAlarmSubSecond(uint32_t RTC_Alarm);
  636. /* WakeUp Timer configuration functions ***************************************/
  637. void RTC_WakeUpClockConfig(uint32_t RTC_WakeUpClock); /*!< available only for STM32F072 devices */
  638. void RTC_SetWakeUpCounter(uint32_t RTC_WakeUpCounter); /*!< available only for STM32F072 devices */
  639. uint32_t RTC_GetWakeUpCounter(void); /*!< available only for STM32F072 devices */
  640. ErrorStatus RTC_WakeUpCmd(FunctionalState NewState); /*!< available only for STM32F072 devices */
  641. /* Daylight Saving configuration functions ************************************/
  642. void RTC_DayLightSavingConfig(uint32_t RTC_DayLightSaving, uint32_t RTC_StoreOperation);
  643. uint32_t RTC_GetStoreOperation(void);
  644. /* Output pin Configuration function ******************************************/
  645. void RTC_OutputConfig(uint32_t RTC_Output, uint32_t RTC_OutputPolarity);
  646. /* Digital Calibration configuration functions ********************************/
  647. void RTC_CalibOutputCmd(FunctionalState NewState);
  648. void RTC_CalibOutputConfig(uint32_t RTC_CalibOutput);
  649. ErrorStatus RTC_SmoothCalibConfig(uint32_t RTC_SmoothCalibPeriod,
  650. uint32_t RTC_SmoothCalibPlusPulses,
  651. uint32_t RTC_SmouthCalibMinusPulsesValue);
  652. /* TimeStamp configuration functions ******************************************/
  653. void RTC_TimeStampCmd(uint32_t RTC_TimeStampEdge, FunctionalState NewState);
  654. void RTC_GetTimeStamp(uint32_t RTC_Format, RTC_TimeTypeDef* RTC_StampTimeStruct, RTC_DateTypeDef* RTC_StampDateStruct);
  655. uint32_t RTC_GetTimeStampSubSecond(void);
  656. /* Tampers configuration functions ********************************************/
  657. void RTC_TamperTriggerConfig(uint32_t RTC_Tamper, uint32_t RTC_TamperTrigger);
  658. void RTC_TamperCmd(uint32_t RTC_Tamper, FunctionalState NewState);
  659. void RTC_TamperFilterConfig(uint32_t RTC_TamperFilter);
  660. void RTC_TamperSamplingFreqConfig(uint32_t RTC_TamperSamplingFreq);
  661. void RTC_TamperPinsPrechargeDuration(uint32_t RTC_TamperPrechargeDuration);
  662. void RTC_TimeStampOnTamperDetectionCmd(FunctionalState NewState);
  663. void RTC_TamperPullUpCmd(FunctionalState NewState);
  664. /* Backup Data Registers configuration functions ******************************/
  665. void RTC_WriteBackupRegister(uint32_t RTC_BKP_DR, uint32_t Data);
  666. uint32_t RTC_ReadBackupRegister(uint32_t RTC_BKP_DR);
  667. /* Output Type Config configuration functions *********************************/
  668. void RTC_OutputTypeConfig(uint32_t RTC_OutputType);
  669. /* RTC_Shift_control_synchonisation_functions *********************************/
  670. ErrorStatus RTC_SynchroShiftConfig(uint32_t RTC_ShiftAdd1S, uint32_t RTC_ShiftSubFS);
  671. /* Interrupts and flags management functions **********************************/
  672. void RTC_ITConfig(uint32_t RTC_IT, FunctionalState NewState);
  673. FlagStatus RTC_GetFlagStatus(uint32_t RTC_FLAG);
  674. void RTC_ClearFlag(uint32_t RTC_FLAG);
  675. ITStatus RTC_GetITStatus(uint32_t RTC_IT);
  676. void RTC_ClearITPendingBit(uint32_t RTC_IT);
  677. #ifdef __cplusplus
  678. }
  679. #endif
  680. #endif /*__STM32F0XX_RTC_H */
  681. /**
  682. * @}
  683. */
  684. /**
  685. * @}
  686. */
  687. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/