343 lines
15 KiB
C
343 lines
15 KiB
C
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/**************************************************************************//**
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* @file nu_rtc.h
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* @version V3.00
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* @brief M480 series RTC driver header file
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*
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* SPDX-License-Identifier: Apache-2.0
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* @copyright (C) 2016-2020 Nuvoton Technology Corp. All rights reserved.
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*****************************************************************************/
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#ifndef __NU_RTC_H__
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#define __NU_RTC_H__
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/** @addtogroup Standard_Driver Standard Driver
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@{
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*/
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/** @addtogroup RTC_Driver RTC Driver
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@{
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*/
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/** @addtogroup RTC_EXPORTED_CONSTANTS RTC Exported Constants
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@{
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*/
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/*---------------------------------------------------------------------------------------------------------*/
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/* RTC Initial Keyword Constant Definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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#define RTC_INIT_KEY 0xA5EB1357UL /*!< RTC Initiation Key to make RTC leaving reset state \hideinitializer */
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#define RTC_WRITE_KEY 0x0000A965UL /*!< RTC Register Access Enable Key to enable RTC read/write accessible and kept 1024 RTC clock \hideinitializer */
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/*---------------------------------------------------------------------------------------------------------*/
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/* RTC Time Attribute Constant Definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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#define RTC_CLOCK_12 0UL /*!< RTC as 12-hour time scale with AM and PM indication \hideinitializer */
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#define RTC_CLOCK_24 1UL /*!< RTC as 24-hour time scale \hideinitializer */
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#define RTC_AM 1UL /*!< RTC as AM indication \hideinitializer */
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#define RTC_PM 2UL /*!< RTC as PM indication \hideinitializer */
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/*---------------------------------------------------------------------------------------------------------*/
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/* RTC Tick Period Constant Definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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#define RTC_TICK_1_SEC 0x0UL /*!< RTC time tick period is 1 second \hideinitializer */
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#define RTC_TICK_1_2_SEC 0x1UL /*!< RTC time tick period is 1/2 second \hideinitializer */
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#define RTC_TICK_1_4_SEC 0x2UL /*!< RTC time tick period is 1/4 second \hideinitializer */
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#define RTC_TICK_1_8_SEC 0x3UL /*!< RTC time tick period is 1/8 second \hideinitializer */
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#define RTC_TICK_1_16_SEC 0x4UL /*!< RTC time tick period is 1/16 second \hideinitializer */
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#define RTC_TICK_1_32_SEC 0x5UL /*!< RTC time tick period is 1/32 second \hideinitializer */
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#define RTC_TICK_1_64_SEC 0x6UL /*!< RTC time tick period is 1/64 second \hideinitializer */
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#define RTC_TICK_1_128_SEC 0x7UL /*!< RTC time tick period is 1/128 second \hideinitializer */
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/*---------------------------------------------------------------------------------------------------------*/
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/* RTC Day of Week Constant Definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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#define RTC_SUNDAY 0x0UL /*!< Day of the Week is Sunday \hideinitializer */
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#define RTC_MONDAY 0x1UL /*!< Day of the Week is Monday \hideinitializer */
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#define RTC_TUESDAY 0x2UL /*!< Day of the Week is Tuesday \hideinitializer */
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#define RTC_WEDNESDAY 0x3UL /*!< Day of the Week is Wednesday \hideinitializer */
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#define RTC_THURSDAY 0x4UL /*!< Day of the Week is Thursday \hideinitializer */
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#define RTC_FRIDAY 0x5UL /*!< Day of the Week is Friday \hideinitializer */
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#define RTC_SATURDAY 0x6UL /*!< Day of the Week is Saturday \hideinitializer */
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/*---------------------------------------------------------------------------------------------------------*/
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/* RTC Miscellaneous Constant Definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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#define RTC_WAIT_COUNT 0xFFFFFFFFUL /*!< Initial Time-out Value \hideinitializer */
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#define RTC_YEAR2000 2000UL /*!< RTC Reference for compute year data \hideinitializer */
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#define RTC_FCR_REFERENCE 32761UL /*!< RTC Reference for frequency compensation \hideinitializer */
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#define RTC_TAMPER0_SELECT (0x1ul << 0) /*!< Select Tamper 0 \hideinitializer */
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#define RTC_TAMPER1_SELECT (0x1ul << 1) /*!< Select Tamper 1 \hideinitializer */
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#define RTC_TAMPER2_SELECT (0x1ul << 2) /*!< Select Tamper 2 \hideinitializer */
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#define RTC_TAMPER3_SELECT (0x1ul << 3) /*!< Select Tamper 3 \hideinitializer */
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#define RTC_TAMPER4_SELECT (0x1ul << 4) /*!< Select Tamper 4 \hideinitializer */
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#define RTC_TAMPER5_SELECT (0x1ul << 5) /*!< Select Tamper 5 \hideinitializer */
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#define MAX_TAMPER_PIN_NUM 6ul /*!< Tamper Pin number \hideinitializer */
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#define RTC_TAMPER_HIGH_LEVEL_DETECT 1ul /*!< Tamper pin detect voltage level is high \hideinitializer */
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#define RTC_TAMPER_LOW_LEVEL_DETECT 0ul /*!< Tamper pin detect voltage level is low \hideinitializer */
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#define RTC_TAMPER_DEBOUNCE_ENABLE 1ul /*!< Enable RTC tamper pin de-bounce function \hideinitializer */
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#define RTC_TAMPER_DEBOUNCE_DISABLE 0ul /*!< Disable RTC tamper pin de-bounce function \hideinitializer */
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#define RTC_PAIR0_SELECT (0x1ul << 0) /*!< Select Pair 0 \hideinitializer */
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#define RTC_PAIR1_SELECT (0x1ul << 1) /*!< Select Pair 1 \hideinitializer */
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#define RTC_PAIR2_SELECT (0x1ul << 2) /*!< Select Pair 2 \hideinitializer */
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#define MAX_PAIR_NUM 3ul /*!< Pair number \hideinitializer */
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#define RTC_2POW10_CLK (0x0 << RTC_TAMPCTL_DYNRATE_Pos) /*!< 1024 RTC clock cycles \hideinitializer */
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#define RTC_2POW11_CLK (0x1 << RTC_TAMPCTL_DYNRATE_Pos) /*!< 1024 x 2 RTC clock cycles \hideinitializer */
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#define RTC_2POW12_CLK (0x2 << RTC_TAMPCTL_DYNRATE_Pos) /*!< 1024 x 4 RTC clock cycles \hideinitializer */
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#define RTC_2POW13_CLK (0x3 << RTC_TAMPCTL_DYNRATE_Pos) /*!< 1024 x 6 RTC clock cycles \hideinitializer */
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#define RTC_2POW14_CLK (0x4 << RTC_TAMPCTL_DYNRATE_Pos) /*!< 1024 x 8 RTC clock cycles \hideinitializer */
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#define RTC_2POW15_CLK (0x5 << RTC_TAMPCTL_DYNRATE_Pos) /*!< 1024 x 16 RTC clock cycles \hideinitializer */
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#define RTC_2POW16_CLK (0x6 << RTC_TAMPCTL_DYNRATE_Pos) /*!< 1024 x 32 RTC clock cycles \hideinitializer */
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#define RTC_2POW17_CLK (0x7 << RTC_TAMPCTL_DYNRATE_Pos) /*!< 1024 x 64 RTC clock cycles \hideinitializer */
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#define REF_RANDOM_PATTERN 0x0 /*!< The new reference pattern is generated by random number generator when the reference pattern run out \hideinitializer */
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#define REF_PREVIOUS_PATTERN 0x1 /*!< The new reference pattern is repeated previous random value when the reference pattern run out \hideinitializer */
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#define REF_SEED 0x3 /*!< The new reference pattern is repeated from SEED (RTC_TAMPSEED[31:0]) when the reference pattern run out \hideinitializer */
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/*@}*/ /* end of group RTC_EXPORTED_CONSTANTS */
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/** @addtogroup RTC_EXPORTED_STRUCTS RTC Exported Structs
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@{
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*/
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/**
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* @details RTC define Time Data Struct
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*/
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typedef struct
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{
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uint32_t u32Year; /*!< Year value */
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uint32_t u32Month; /*!< Month value */
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uint32_t u32Day; /*!< Day value */
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uint32_t u32DayOfWeek; /*!< Day of week value */
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uint32_t u32Hour; /*!< Hour value */
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uint32_t u32Minute; /*!< Minute value */
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uint32_t u32Second; /*!< Second value */
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uint32_t u32TimeScale; /*!< 12-Hour, 24-Hour */
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uint32_t u32AmPm; /*!< Only Time Scale select 12-hr used */
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} S_RTC_TIME_DATA_T;
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/*@}*/ /* end of group RTC_EXPORTED_STRUCTS */
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/** @addtogroup RTC_EXPORTED_FUNCTIONS RTC Exported Functions
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@{
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*/
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/**
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* @brief Indicate is Leap Year or not
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*
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* @param None
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*
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* @retval 0 This year is not a leap year
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* @retval 1 This year is a leap year
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*
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* @details According to current date, return this year is leap year or not.
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* \hideinitializer
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*/
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#define RTC_IS_LEAP_YEAR() (RTC->LEAPYEAR & RTC_LEAPYEAR_LEAPYEAR_Msk ? 1:0)
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/**
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* @brief Clear RTC Alarm Interrupt Flag
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*
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* @param None
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*
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* @return None
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*
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* @details This macro is used to clear RTC alarm interrupt flag.
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* \hideinitializer
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*/
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#define RTC_CLEAR_ALARM_INT_FLAG() (RTC->INTSTS = RTC_INTSTS_ALMIF_Msk)
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/**
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* @brief Clear RTC Tick Interrupt Flag
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*
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* @param None
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*
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* @return None
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*
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* @details This macro is used to clear RTC tick interrupt flag.
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* \hideinitializer
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*/
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#define RTC_CLEAR_TICK_INT_FLAG() (RTC->INTSTS = RTC_INTSTS_TICKIF_Msk)
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/**
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* @brief Clear RTC Tamper Interrupt Flag
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*
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* @param u32TamperFlag Tamper interrupt flag. It consists of: \n
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* - \ref RTC_INTSTS_TAMP0IF_Msk \n
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* - \ref RTC_INTSTS_TAMP1IF_Msk \n
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* - \ref RTC_INTSTS_TAMP2IF_Msk \n
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* - \ref RTC_INTSTS_TAMP3IF_Msk \n
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* - \ref RTC_INTSTS_TAMP4IF_Msk \n
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* - \ref RTC_INTSTS_TAMP5IF_Msk
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*
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* @return None
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*
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* @details This macro is used to clear RTC snooper pin interrupt flag.
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* \hideinitializer
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*/
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#define RTC_CLEAR_TAMPER_INT_FLAG(u32TamperFlag) (RTC->INTSTS = (u32TamperFlag))
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/**
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* @brief Get RTC Alarm Interrupt Flag
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*
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* @param None
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*
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* @retval 0 RTC alarm interrupt did not occur
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* @retval 1 RTC alarm interrupt occurred
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*
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* @details This macro indicates RTC alarm interrupt occurred or not.
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* \hideinitializer
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*/
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#define RTC_GET_ALARM_INT_FLAG() ((RTC->INTSTS & RTC_INTSTS_ALMIF_Msk)? 1:0)
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/**
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* @brief Get RTC Time Tick Interrupt Flag
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*
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* @param None
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*
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* @retval 0 RTC time tick interrupt did not occur
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* @retval 1 RTC time tick interrupt occurred
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*
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* @details This macro indicates RTC time tick interrupt occurred or not.
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* \hideinitializer
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*/
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#define RTC_GET_TICK_INT_FLAG() ((RTC->INTSTS & RTC_INTSTS_TICKIF_Msk)? 1:0)
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/**
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* @brief Get RTC Tamper Interrupt Flag
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*
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* @param None
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*
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* @retval 0 RTC snooper pin interrupt did not occur
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* @retval 1 RTC snooper pin interrupt occurred
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*
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* @details This macro indicates RTC snooper pin interrupt occurred or not.
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* \hideinitializer
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*/
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#define RTC_GET_TAMPER_INT_FLAG() ((RTC->INTSTS & (0x3F00))? 1:0)
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/**
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* @brief Get RTC TAMPER Interrupt Status
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*
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* @param None
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*
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* @retval RTC_INTSTS_TAMP0IF_Msk Tamper 0 interrupt flag is generated
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* @retval RTC_INTSTS_TAMP1IF_Msk Tamper 1 interrupt flag is generated
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* @retval RTC_INTSTS_TAMP2IF_Msk Tamper 2 interrupt flag is generated
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* @retval RTC_INTSTS_TAMP3IF_Msk Tamper 3 interrupt flag is generated
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* @retval RTC_INTSTS_TAMP4IF_Msk Tamper 4 interrupt flag is generated
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* @retval RTC_INTSTS_TAMP5IF_Msk Tamper 5 interrupt flag is generated
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*
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* @details This macro indicates RTC snooper pin interrupt occurred or not.
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* \hideinitializer
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*/
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#define RTC_GET_TAMPER_INT_STATUS() ((RTC->INTSTS & (0x3F00)))
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/**
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* @brief Read Spare Register
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*
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* @param[in] u32RegNum The spare register number, 0~19.
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*
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* @return Spare register content
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*
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* @details Read the specify spare register content.
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* @note The returned value is valid only when SPRRDY(SPRCTL[7] SPR Register Ready) bit is set. \n
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* And its controlled by RTC Access Enable Register.
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* \hideinitializer
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*/
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#define RTC_READ_SPARE_REGISTER(u32RegNum) (RTC->SPR[(u32RegNum)])
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/**
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* @brief Write Spare Register
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*
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* @param[in] u32RegNum The spare register number, 0~19.
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* @param[in] u32RegValue The spare register value.
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*
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* @return None
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*
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* @details Write specify data to spare register.
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* @note This macro is effect only when SPRRDY(SPRCTL[7] SPR Register Ready) bit is set. \n
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* And its controlled by RTC Access Enable Register(RTC_RWEN).
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* \hideinitializer
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*/
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#define RTC_WRITE_SPARE_REGISTER(u32RegNum, u32RegValue) (RTC->SPR[(u32RegNum)] = (u32RegValue))
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/* Declare these inline functions here to avoid MISRA C 2004 rule 8.1 error */
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__STATIC_INLINE void RTC_WaitAccessEnable(void);
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/**
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* @brief Wait RTC Access Enable
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*
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* @param None
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*
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* @return None
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*
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* @details This function is used to enable the maximum RTC read/write accessible time.
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*/
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__STATIC_INLINE void RTC_WaitAccessEnable(void)
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{
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while((RTC->RWEN & RTC_RWEN_RTCBUSY_Msk) == RTC_RWEN_RTCBUSY_Msk)
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{
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}
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if(!(SYS->CSERVER & 0x1))
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{
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/* To wait RWENF bit is cleared and enable RWENF bit (Access Enable bit) again */
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RTC->RWEN = RTC_WRITE_KEY;
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}
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/* To wait RWENF bit is set and user can access the protected-register of RTC from now on */
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while((RTC->RWEN & RTC_RWEN_RWENF_Msk) == (uint32_t)0x0)
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{
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}
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}
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void RTC_Open(S_RTC_TIME_DATA_T *sPt);
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void RTC_Close(void);
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void RTC_32KCalibration(int32_t i32FrequencyX10000);
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void RTC_GetDateAndTime(S_RTC_TIME_DATA_T *sPt);
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void RTC_GetAlarmDateAndTime(S_RTC_TIME_DATA_T *sPt);
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void RTC_SetDateAndTime(S_RTC_TIME_DATA_T *sPt);
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void RTC_SetAlarmDateAndTime(S_RTC_TIME_DATA_T *sPt);
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void RTC_SetDate(uint32_t u32Year, uint32_t u32Month, uint32_t u32Day, uint32_t u32DayOfWeek);
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void RTC_SetTime(uint32_t u32Hour, uint32_t u32Minute, uint32_t u32Second, uint32_t u32TimeMode, uint32_t u32AmPm);
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void RTC_SetAlarmDate(uint32_t u32Year, uint32_t u32Month, uint32_t u32Day);
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void RTC_SetAlarmTime(uint32_t u32Hour, uint32_t u32Minute, uint32_t u32Second, uint32_t u32TimeMode, uint32_t u32AmPm);
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void RTC_SetAlarmDateMask(uint8_t u8IsTenYMsk, uint8_t u8IsYMsk, uint8_t u8IsTenMMsk, uint8_t u8IsMMsk, uint8_t u8IsTenDMsk, uint8_t u8IsDMsk);
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void RTC_SetAlarmTimeMask(uint8_t u8IsTenHMsk, uint8_t u8IsHMsk, uint8_t u8IsTenMMsk, uint8_t u8IsMMsk, uint8_t u8IsTenSMsk, uint8_t u8IsSMsk);
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uint32_t RTC_GetDayOfWeek(void);
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void RTC_SetTickPeriod(uint32_t u32TickSelection);
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void RTC_EnableInt(uint32_t u32IntFlagMask);
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void RTC_DisableInt(uint32_t u32IntFlagMask);
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void RTC_EnableSpareAccess(void);
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void RTC_DisableSpareRegister(void);
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void RTC_StaticTamperEnable(uint32_t u32TamperSelect, uint32_t u32DetecLevel, uint32_t u32DebounceEn);
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void RTC_StaticTamperDisable(uint32_t u32TamperSelect);
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void RTC_DynamicTamperEnable(uint32_t u32PairSel, uint32_t u32DebounceEn, uint32_t u32Pair1Source, uint32_t u32Pair2Source);
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void RTC_DynamicTamperDisable(uint32_t u32PairSel);
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void RTC_DynamicTamperConfig(uint32_t u32ChangeRate, uint32_t u32SeedReload, uint32_t u32RefPattern, uint32_t u32Seed);
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/*@}*/ /* end of group RTC_EXPORTED_FUNCTIONS */
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/*@}*/ /* end of group RTC_Driver */
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/*@}*/ /* end of group Standard_Driver */
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#ifdef __cplusplus
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}
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#endif
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#endif /* __NU_RTC_H__ */
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/*** (C) COPYRIGHT 2016 Nuvoton Technology Corp. ***/
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