1096 lines
41 KiB
C
1096 lines
41 KiB
C
/**************************************************************************//**
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* @file rtc.c
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* @version V3.00
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* @brief M480 series RTC driver source 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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#include "NuMicro.h"
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/** @cond HIDDEN_SYMBOLS */
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/*---------------------------------------------------------------------------------------------------------*/
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/* Macro, type and constant definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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#define RTC_GLOBALS
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/*---------------------------------------------------------------------------------------------------------*/
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/* Global file scope (static) variables */
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/*---------------------------------------------------------------------------------------------------------*/
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static volatile uint32_t g_u32hiYear, g_u32loYear, g_u32hiMonth, g_u32loMonth, g_u32hiDay, g_u32loDay;
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static volatile uint32_t g_u32hiHour, g_u32loHour, g_u32hiMin, g_u32loMin, g_u32hiSec, g_u32loSec;
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/** @endcond HIDDEN_SYMBOLS */
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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_FUNCTIONS RTC Exported Functions
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@{
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*/
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/**
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* @brief Initialize RTC module and start counting
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*
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* @param[in] sPt Specify the time property and current date and time. It includes: \n
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* u32Year: Year value, range between 2000 ~ 2099. \n
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* u32Month: Month value, range between 1 ~ 12. \n
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* u32Day: Day value, range between 1 ~ 31. \n
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* u32DayOfWeek: Day of the week. [RTC_SUNDAY / RTC_MONDAY / RTC_TUESDAY /
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* RTC_WEDNESDAY / RTC_THURSDAY / RTC_FRIDAY /
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* RTC_SATURDAY] \n
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* u32Hour: Hour value, range between 0 ~ 23. \n
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* u32Minute: Minute value, range between 0 ~ 59. \n
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* u32Second: Second value, range between 0 ~ 59. \n
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* u32TimeScale: [RTC_CLOCK_12 / RTC_CLOCK_24] \n
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* u8AmPm: [RTC_AM / RTC_PM] \n
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*
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* @return None
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*
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* @details This function is used to: \n
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* 1. Write initial key to let RTC start count. \n
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* 2. Input parameter indicates start date/time. \n
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* 3. User has to make sure that parameters of RTC date/time are reasonable. \n
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* @note Null pointer for using default starting date/time.
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*/
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void RTC_Open(S_RTC_TIME_DATA_T *sPt)
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{
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RTC->INIT = RTC_INIT_KEY;
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if(RTC->INIT != RTC_INIT_ACTIVE_Msk)
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{
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RTC->INIT = RTC_INIT_KEY;
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while(RTC->INIT != RTC_INIT_ACTIVE_Msk)
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{
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}
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}
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if(sPt == 0)
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{
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}
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else
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{
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/* Set RTC date and time */
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RTC_SetDateAndTime(sPt);
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}
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}
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/**
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* @brief Disable RTC Clock
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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 API will disable RTC peripheral clock and stops RTC counting.
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*/
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void RTC_Close(void)
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{
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CLK->APBCLK0 &= ~CLK_APBCLK0_RTCCKEN_Msk;
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}
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/**
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* @brief Set Frequency Compensation Data
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*
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* @param[in] i32FrequencyX10000 Specify the RTC clock X10000, ex: 327736512 means 32773.6512.
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*
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* @return None
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*
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*/
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void RTC_32KCalibration(int32_t i32FrequencyX10000)
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{
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uint64_t u64Compensate;
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int32_t i32RegInt,i32RegFra ;
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if(!(SYS->CSERVER & 0x1))
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{
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u64Compensate = (uint64_t)(0x2710000000000);
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u64Compensate = (uint64_t)(u64Compensate / (uint64_t)i32FrequencyX10000);
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if(u64Compensate >= (uint64_t)0x400000)
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{
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u64Compensate = (uint64_t)0x3FFFFF;
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}
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RTC_WaitAccessEnable();
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RTC->FREQADJ = (uint32_t)u64Compensate;
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}
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else
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{
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/* Compute Integer and Fraction for RTC register*/
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i32RegInt = (i32FrequencyX10000/10000) - 32752;
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i32RegFra = ((((i32FrequencyX10000%10000)) * 64) + 5000) / 10000;
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if(i32RegFra >= 0x40)
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{
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i32RegFra = 0x0;
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i32RegInt++;
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}
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/* Judge Integer part is reasonable */
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if ( (i32RegInt < 0) | (i32RegInt > 31) )
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{
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return;
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}
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RTC_WaitAccessEnable();
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RTC->FREQADJ = (uint32_t)((i32RegInt<<8) | i32RegFra);
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}
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}
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/**
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* @brief Get Current RTC Date and Time
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*
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* @param[out] sPt The returned pointer is specified the current RTC value. It includes: \n
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* u32Year: Year value \n
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* u32Month: Month value \n
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* u32Day: Day value \n
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* u32DayOfWeek: Day of week \n
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* u32Hour: Hour value \n
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* u32Minute: Minute value \n
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* u32Second: Second value \n
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* u32TimeScale: [RTC_CLOCK_12 / RTC_CLOCK_24] \n
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* u8AmPm: [RTC_AM / RTC_PM] \n
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*
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* @return None
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*
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* @details This API is used to get the current RTC date and time value.
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*/
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void RTC_GetDateAndTime(S_RTC_TIME_DATA_T *sPt)
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{
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uint32_t u32Tmp;
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sPt->u32TimeScale = RTC->CLKFMT & RTC_CLKFMT_24HEN_Msk; /* 12/24-hour */
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sPt->u32DayOfWeek = RTC->WEEKDAY & RTC_WEEKDAY_WEEKDAY_Msk; /* Day of the week */
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/* Get [Date digit] data */
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g_u32hiYear = (RTC->CAL & RTC_CAL_TENYEAR_Msk) >> RTC_CAL_TENYEAR_Pos;
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g_u32loYear = (RTC->CAL & RTC_CAL_YEAR_Msk) >> RTC_CAL_YEAR_Pos;
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g_u32hiMonth = (RTC->CAL & RTC_CAL_TENMON_Msk) >> RTC_CAL_TENMON_Pos;
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g_u32loMonth = (RTC->CAL & RTC_CAL_MON_Msk) >> RTC_CAL_MON_Pos;
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g_u32hiDay = (RTC->CAL & RTC_CAL_TENDAY_Msk) >> RTC_CAL_TENDAY_Pos;
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g_u32loDay = (RTC->CAL & RTC_CAL_DAY_Msk) >> RTC_CAL_DAY_Pos;
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/* Get [Time digit] data */
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g_u32hiHour = (RTC->TIME & RTC_TIME_TENHR_Msk) >> RTC_TIME_TENHR_Pos;
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g_u32loHour = (RTC->TIME & RTC_TIME_HR_Msk) >> RTC_TIME_HR_Pos;
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g_u32hiMin = (RTC->TIME & RTC_TIME_TENMIN_Msk) >> RTC_TIME_TENMIN_Pos;
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g_u32loMin = (RTC->TIME & RTC_TIME_MIN_Msk) >> RTC_TIME_MIN_Pos;
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g_u32hiSec = (RTC->TIME & RTC_TIME_TENSEC_Msk) >> RTC_TIME_TENSEC_Pos;
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g_u32loSec = (RTC->TIME & RTC_TIME_SEC_Msk) >> RTC_TIME_SEC_Pos;
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/* Compute to 20XX year */
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u32Tmp = (g_u32hiYear * 10ul);
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u32Tmp += g_u32loYear;
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sPt->u32Year = u32Tmp + RTC_YEAR2000;
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/* Compute 0~12 month */
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u32Tmp = (g_u32hiMonth * 10ul);
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sPt->u32Month = u32Tmp + g_u32loMonth;
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/* Compute 0~31 day */
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u32Tmp = (g_u32hiDay * 10ul);
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sPt->u32Day = u32Tmp + g_u32loDay;
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/* Compute 12/24 hour */
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if(sPt->u32TimeScale == RTC_CLOCK_12)
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{
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u32Tmp = (g_u32hiHour * 10ul);
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u32Tmp += g_u32loHour;
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sPt->u32Hour = u32Tmp; /* AM: 1~12. PM: 21~32. */
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if(sPt->u32Hour >= 21ul)
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{
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sPt->u32AmPm = RTC_PM;
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sPt->u32Hour -= 20ul;
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}
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else
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{
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sPt->u32AmPm = RTC_AM;
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}
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u32Tmp = (g_u32hiMin * 10ul);
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u32Tmp += g_u32loMin;
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sPt->u32Minute = u32Tmp;
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u32Tmp = (g_u32hiSec * 10ul);
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u32Tmp += g_u32loSec;
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sPt->u32Second = u32Tmp;
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}
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else
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{
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u32Tmp = (g_u32hiHour * 10ul);
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u32Tmp += g_u32loHour;
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sPt->u32Hour = u32Tmp;
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u32Tmp = (g_u32hiMin * 10ul);
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u32Tmp += g_u32loMin;
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sPt->u32Minute = u32Tmp;
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u32Tmp = (g_u32hiSec * 10ul);
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u32Tmp += g_u32loSec;
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sPt->u32Second = u32Tmp;
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}
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}
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/**
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* @brief Get RTC Alarm Date and Time
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*
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* @param[out] sPt The returned pointer is specified the RTC alarm value. It includes: \n
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* u32Year: Year value \n
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* u32Month: Month value \n
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* u32Day: Day value \n
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* u32DayOfWeek: Day of week \n
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* u32Hour: Hour value \n
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* u32Minute: Minute value \n
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* u32Second: Second value \n
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* u32TimeScale: [RTC_CLOCK_12 / RTC_CLOCK_24] \n
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* u8AmPm: [RTC_AM / RTC_PM] \n
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*
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* @return None
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*
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* @details This API is used to get the RTC alarm date and time setting.
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*/
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void RTC_GetAlarmDateAndTime(S_RTC_TIME_DATA_T *sPt)
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{
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uint32_t u32Tmp;
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sPt->u32TimeScale = RTC->CLKFMT & RTC_CLKFMT_24HEN_Msk; /* 12/24-hour */
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sPt->u32DayOfWeek = RTC->WEEKDAY & RTC_WEEKDAY_WEEKDAY_Msk; /* Day of the week */
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/* Get alarm [Date digit] data */
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RTC_WaitAccessEnable();
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g_u32hiYear = (RTC->CALM & RTC_CALM_TENYEAR_Msk) >> RTC_CALM_TENYEAR_Pos;
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g_u32loYear = (RTC->CALM & RTC_CALM_YEAR_Msk) >> RTC_CALM_YEAR_Pos;
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g_u32hiMonth = (RTC->CALM & RTC_CALM_TENMON_Msk) >> RTC_CALM_TENMON_Pos;
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g_u32loMonth = (RTC->CALM & RTC_CALM_MON_Msk) >> RTC_CALM_MON_Pos;
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g_u32hiDay = (RTC->CALM & RTC_CALM_TENDAY_Msk) >> RTC_CALM_TENDAY_Pos;
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g_u32loDay = (RTC->CALM & RTC_CALM_DAY_Msk) >> RTC_CALM_DAY_Pos;
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/* Get alarm [Time digit] data */
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RTC_WaitAccessEnable();
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g_u32hiHour = (RTC->TALM & RTC_TALM_TENHR_Msk) >> RTC_TALM_TENHR_Pos;
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g_u32loHour = (RTC->TALM & RTC_TALM_HR_Msk) >> RTC_TALM_HR_Pos;
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g_u32hiMin = (RTC->TALM & RTC_TALM_TENMIN_Msk) >> RTC_TALM_TENMIN_Pos;
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g_u32loMin = (RTC->TALM & RTC_TALM_MIN_Msk) >> RTC_TALM_MIN_Pos;
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g_u32hiSec = (RTC->TALM & RTC_TALM_TENSEC_Msk) >> RTC_TALM_TENSEC_Pos;
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g_u32loSec = (RTC->TALM & RTC_TALM_SEC_Msk) >> RTC_TALM_SEC_Pos;
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/* Compute to 20XX year */
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u32Tmp = (g_u32hiYear * 10ul);
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u32Tmp += g_u32loYear;
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sPt->u32Year = u32Tmp + RTC_YEAR2000;
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/* Compute 0~12 month */
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u32Tmp = (g_u32hiMonth * 10ul);
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sPt->u32Month = u32Tmp + g_u32loMonth;
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/* Compute 0~31 day */
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u32Tmp = (g_u32hiDay * 10ul);
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sPt->u32Day = u32Tmp + g_u32loDay;
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/* Compute 12/24 hour */
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if(sPt->u32TimeScale == RTC_CLOCK_12)
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{
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u32Tmp = (g_u32hiHour * 10ul);
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u32Tmp += g_u32loHour;
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sPt->u32Hour = u32Tmp; /* AM: 1~12. PM: 21~32. */
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if(sPt->u32Hour >= 21ul)
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{
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sPt->u32AmPm = RTC_PM;
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sPt->u32Hour -= 20ul;
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}
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else
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{
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sPt->u32AmPm = RTC_AM;
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}
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u32Tmp = (g_u32hiMin * 10ul);
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u32Tmp += g_u32loMin;
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sPt->u32Minute = u32Tmp;
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u32Tmp = (g_u32hiSec * 10ul);
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u32Tmp += g_u32loSec;
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sPt->u32Second = u32Tmp;
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}
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else
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{
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u32Tmp = (g_u32hiHour * 10ul);
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u32Tmp += g_u32loHour;
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sPt->u32Hour = u32Tmp;
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u32Tmp = (g_u32hiMin * 10ul);
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u32Tmp += g_u32loMin;
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sPt->u32Minute = u32Tmp;
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u32Tmp = (g_u32hiSec * 10ul);
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u32Tmp += g_u32loSec;
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sPt->u32Second = u32Tmp;
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}
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}
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/**
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* @brief Update Current RTC Date and Time
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*
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* @param[in] sPt Specify the time property and current date and time. It includes: \n
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* u32Year: Year value, range between 2000 ~ 2099. \n
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* u32Month: Month value, range between 1 ~ 12. \n
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* u32Day: Day value, range between 1 ~ 31. \n
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* u32DayOfWeek: Day of the week. [RTC_SUNDAY / RTC_MONDAY / RTC_TUESDAY /
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* RTC_WEDNESDAY / RTC_THURSDAY / RTC_FRIDAY /
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* RTC_SATURDAY] \n
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* u32Hour: Hour value, range between 0 ~ 23. \n
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* u32Minute: Minute value, range between 0 ~ 59. \n
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* u32Second: Second value, range between 0 ~ 59. \n
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* u32TimeScale: [RTC_CLOCK_12 / RTC_CLOCK_24] \n
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* u8AmPm: [RTC_AM / RTC_PM] \n
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*
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* @return None
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*
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* @details This API is used to update current date and time to RTC.
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*/
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void RTC_SetDateAndTime(S_RTC_TIME_DATA_T *sPt)
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{
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uint32_t u32RegCAL, u32RegTIME;
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if(sPt == 0ul)
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{
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}
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else
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{
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/*-----------------------------------------------------------------------------------------------------*/
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/* Set RTC 24/12 hour setting and Day of the Week */
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/*-----------------------------------------------------------------------------------------------------*/
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RTC_WaitAccessEnable();
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if(sPt->u32TimeScale == RTC_CLOCK_12)
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{
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RTC->CLKFMT &= ~RTC_CLKFMT_24HEN_Msk;
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/*-------------------------------------------------------------------------------------------------*/
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/* Important, range of 12-hour PM mode is 21 up to 32 */
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/*-------------------------------------------------------------------------------------------------*/
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if(sPt->u32AmPm == RTC_PM)
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{
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sPt->u32Hour += 20ul;
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}
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}
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else
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{
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RTC->CLKFMT |= RTC_CLKFMT_24HEN_Msk;
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}
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/* Set Day of the Week */
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RTC_WaitAccessEnable();
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RTC->WEEKDAY = sPt->u32DayOfWeek;
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/*-----------------------------------------------------------------------------------------------------*/
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/* Set RTC Current Date and Time */
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/*-----------------------------------------------------------------------------------------------------*/
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u32RegCAL = ((sPt->u32Year - RTC_YEAR2000) / 10ul) << 20;
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u32RegCAL |= (((sPt->u32Year - RTC_YEAR2000) % 10ul) << 16);
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u32RegCAL |= ((sPt->u32Month / 10ul) << 12);
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u32RegCAL |= ((sPt->u32Month % 10ul) << 8);
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u32RegCAL |= ((sPt->u32Day / 10ul) << 4);
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u32RegCAL |= (sPt->u32Day % 10ul);
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u32RegTIME = ((sPt->u32Hour / 10ul) << 20);
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u32RegTIME |= ((sPt->u32Hour % 10ul) << 16);
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u32RegTIME |= ((sPt->u32Minute / 10ul) << 12);
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u32RegTIME |= ((sPt->u32Minute % 10ul) << 8);
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u32RegTIME |= ((sPt->u32Second / 10ul) << 4);
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u32RegTIME |= (sPt->u32Second % 10ul);
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/*-----------------------------------------------------------------------------------------------------*/
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/* Set RTC Calender and Time Loading */
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/*-----------------------------------------------------------------------------------------------------*/
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RTC_WaitAccessEnable();
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RTC->CAL = (uint32_t)u32RegCAL;
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RTC_WaitAccessEnable();
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RTC->TIME = (uint32_t)u32RegTIME;
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}
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}
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|
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/**
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* @brief Update RTC Alarm Date and Time
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|
*
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* @param[in] sPt Specify the time property and alarm date and time. It includes: \n
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* u32Year: Year value, range between 2000 ~ 2099. \n
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* u32Month: Month value, range between 1 ~ 12. \n
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* u32Day: Day value, range between 1 ~ 31. \n
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* u32DayOfWeek: Day of the week. [RTC_SUNDAY / RTC_MONDAY / RTC_TUESDAY /
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* RTC_WEDNESDAY / RTC_THURSDAY / RTC_FRIDAY /
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* RTC_SATURDAY] \n
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* u32Hour: Hour value, range between 0 ~ 23. \n
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* u32Minute: Minute value, range between 0 ~ 59. \n
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* u32Second: Second value, range between 0 ~ 59. \n
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* u32TimeScale: [RTC_CLOCK_12 / RTC_CLOCK_24] \n
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* u8AmPm: [RTC_AM / RTC_PM] \n
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*
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* @return None
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*
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* @details This API is used to update alarm date and time setting to RTC.
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*/
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void RTC_SetAlarmDateAndTime(S_RTC_TIME_DATA_T *sPt)
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{
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uint32_t u32RegCALM, u32RegTALM;
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if(sPt == 0)
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{
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}
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else
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{
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/*-----------------------------------------------------------------------------------------------------*/
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/* Set RTC 24/12 hour setting and Day of the Week */
|
|
/*-----------------------------------------------------------------------------------------------------*/
|
|
RTC_WaitAccessEnable();
|
|
if(sPt->u32TimeScale == RTC_CLOCK_12)
|
|
{
|
|
RTC->CLKFMT &= ~RTC_CLKFMT_24HEN_Msk;
|
|
|
|
/*-------------------------------------------------------------------------------------------------*/
|
|
/* Important, range of 12-hour PM mode is 21 up to 32 */
|
|
/*-------------------------------------------------------------------------------------------------*/
|
|
if(sPt->u32AmPm == RTC_PM)
|
|
{
|
|
sPt->u32Hour += 20ul;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
RTC->CLKFMT |= RTC_CLKFMT_24HEN_Msk;
|
|
}
|
|
|
|
/*-----------------------------------------------------------------------------------------------------*/
|
|
/* Set RTC Alarm Date and Time */
|
|
/*-----------------------------------------------------------------------------------------------------*/
|
|
u32RegCALM = ((sPt->u32Year - RTC_YEAR2000) / 10ul) << 20;
|
|
u32RegCALM |= (((sPt->u32Year - RTC_YEAR2000) % 10ul) << 16);
|
|
u32RegCALM |= ((sPt->u32Month / 10ul) << 12);
|
|
u32RegCALM |= ((sPt->u32Month % 10ul) << 8);
|
|
u32RegCALM |= ((sPt->u32Day / 10ul) << 4);
|
|
u32RegCALM |= (sPt->u32Day % 10ul);
|
|
|
|
u32RegTALM = ((sPt->u32Hour / 10ul) << 20);
|
|
u32RegTALM |= ((sPt->u32Hour % 10ul) << 16);
|
|
u32RegTALM |= ((sPt->u32Minute / 10ul) << 12);
|
|
u32RegTALM |= ((sPt->u32Minute % 10ul) << 8);
|
|
u32RegTALM |= ((sPt->u32Second / 10ul) << 4);
|
|
u32RegTALM |= (sPt->u32Second % 10ul);
|
|
|
|
RTC_WaitAccessEnable();
|
|
RTC->CALM = (uint32_t)u32RegCALM;
|
|
RTC_WaitAccessEnable();
|
|
RTC->TALM = (uint32_t)u32RegTALM;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief Update RTC Current Date
|
|
*
|
|
* @param[in] u32Year The year calendar digit of current RTC setting.
|
|
* @param[in] u32Month The month calendar digit of current RTC setting.
|
|
* @param[in] u32Day The day calendar digit of current RTC setting.
|
|
* @param[in] u32DayOfWeek The Day of the week. [RTC_SUNDAY / RTC_MONDAY / RTC_TUESDAY /
|
|
* RTC_WEDNESDAY / RTC_THURSDAY / RTC_FRIDAY /
|
|
* RTC_SATURDAY]
|
|
*
|
|
* @return None
|
|
*
|
|
* @details This API is used to update current date to RTC.
|
|
*/
|
|
void RTC_SetDate(uint32_t u32Year, uint32_t u32Month, uint32_t u32Day, uint32_t u32DayOfWeek)
|
|
{
|
|
uint32_t u32RegCAL;
|
|
|
|
u32RegCAL = ((u32Year - RTC_YEAR2000) / 10ul) << 20;
|
|
u32RegCAL |= (((u32Year - RTC_YEAR2000) % 10ul) << 16);
|
|
u32RegCAL |= ((u32Month / 10ul) << 12);
|
|
u32RegCAL |= ((u32Month % 10ul) << 8);
|
|
u32RegCAL |= ((u32Day / 10ul) << 4);
|
|
u32RegCAL |= (u32Day % 10ul);
|
|
|
|
/* Set Day of the Week */
|
|
RTC_WaitAccessEnable();
|
|
RTC->WEEKDAY = u32DayOfWeek & RTC_WEEKDAY_WEEKDAY_Msk;
|
|
|
|
/* Set RTC Calender Loading */
|
|
RTC_WaitAccessEnable();
|
|
RTC->CAL = (uint32_t)u32RegCAL;
|
|
}
|
|
|
|
/**
|
|
* @brief Update RTC Current Time
|
|
*
|
|
* @param[in] u32Hour The hour time digit of current RTC setting.
|
|
* @param[in] u32Minute The minute time digit of current RTC setting.
|
|
* @param[in] u32Second The second time digit of current RTC setting.
|
|
* @param[in] u32TimeMode The 24-Hour / 12-Hour Time Scale Selection. [RTC_CLOCK_12 / RTC_CLOCK_24]
|
|
* @param[in] u32AmPm 12-hour time scale with AM and PM indication. Only Time Scale select 12-hour used. [RTC_AM / RTC_PM]
|
|
*
|
|
* @return None
|
|
*
|
|
* @details This API is used to update current time to RTC.
|
|
*/
|
|
void RTC_SetTime(uint32_t u32Hour, uint32_t u32Minute, uint32_t u32Second, uint32_t u32TimeMode, uint32_t u32AmPm)
|
|
{
|
|
uint32_t u32RegTIME;
|
|
|
|
/* Important, range of 12-hour PM mode is 21 up to 32 */
|
|
if((u32TimeMode == RTC_CLOCK_12) && (u32AmPm == RTC_PM))
|
|
{
|
|
u32Hour += 20ul;
|
|
}
|
|
|
|
u32RegTIME = ((u32Hour / 10ul) << 20);
|
|
u32RegTIME |= ((u32Hour % 10ul) << 16);
|
|
u32RegTIME |= ((u32Minute / 10ul) << 12);
|
|
u32RegTIME |= ((u32Minute % 10ul) << 8);
|
|
u32RegTIME |= ((u32Second / 10ul) << 4);
|
|
u32RegTIME |= (u32Second % 10ul);
|
|
|
|
/*-----------------------------------------------------------------------------------------------------*/
|
|
/* Set RTC 24/12 hour setting and Day of the Week */
|
|
/*-----------------------------------------------------------------------------------------------------*/
|
|
RTC_WaitAccessEnable();
|
|
if(u32TimeMode == RTC_CLOCK_12)
|
|
{
|
|
RTC->CLKFMT &= ~RTC_CLKFMT_24HEN_Msk;
|
|
}
|
|
else
|
|
{
|
|
RTC->CLKFMT |= RTC_CLKFMT_24HEN_Msk;
|
|
}
|
|
|
|
RTC_WaitAccessEnable();
|
|
RTC->TIME = (uint32_t)u32RegTIME;
|
|
}
|
|
|
|
/**
|
|
* @brief Update RTC Alarm Date
|
|
*
|
|
* @param[in] u32Year The year calendar digit of RTC alarm setting.
|
|
* @param[in] u32Month The month calendar digit of RTC alarm setting.
|
|
* @param[in] u32Day The day calendar digit of RTC alarm setting.
|
|
*
|
|
* @return None
|
|
*
|
|
* @details This API is used to update alarm date setting to RTC.
|
|
*/
|
|
void RTC_SetAlarmDate(uint32_t u32Year, uint32_t u32Month, uint32_t u32Day)
|
|
{
|
|
uint32_t u32RegCALM;
|
|
|
|
u32RegCALM = ((u32Year - RTC_YEAR2000) / 10ul) << 20;
|
|
u32RegCALM |= (((u32Year - RTC_YEAR2000) % 10ul) << 16);
|
|
u32RegCALM |= ((u32Month / 10ul) << 12);
|
|
u32RegCALM |= ((u32Month % 10ul) << 8);
|
|
u32RegCALM |= ((u32Day / 10ul) << 4);
|
|
u32RegCALM |= (u32Day % 10ul);
|
|
|
|
RTC_WaitAccessEnable();
|
|
|
|
/* Set RTC Alarm Date */
|
|
RTC->CALM = (uint32_t)u32RegCALM;
|
|
}
|
|
|
|
/**
|
|
* @brief Update RTC Alarm Time
|
|
*
|
|
* @param[in] u32Hour The hour time digit of RTC alarm setting.
|
|
* @param[in] u32Minute The minute time digit of RTC alarm setting.
|
|
* @param[in] u32Second The second time digit of RTC alarm setting.
|
|
* @param[in] u32TimeMode The 24-Hour / 12-Hour Time Scale Selection. [RTC_CLOCK_12 / RTC_CLOCK_24]
|
|
* @param[in] u32AmPm 12-hour time scale with AM and PM indication. Only Time Scale select 12-hour used. [RTC_AM / RTC_PM]
|
|
*
|
|
* @return None
|
|
*
|
|
* @details This API is used to update alarm time setting to RTC.
|
|
*/
|
|
void RTC_SetAlarmTime(uint32_t u32Hour, uint32_t u32Minute, uint32_t u32Second, uint32_t u32TimeMode, uint32_t u32AmPm)
|
|
{
|
|
uint32_t u32RegTALM;
|
|
|
|
/* Important, range of 12-hour PM mode is 21 up to 32 */
|
|
if((u32TimeMode == RTC_CLOCK_12) && (u32AmPm == RTC_PM))
|
|
{
|
|
u32Hour += 20ul;
|
|
}
|
|
|
|
u32RegTALM = ((u32Hour / 10ul) << 20);
|
|
u32RegTALM |= ((u32Hour % 10ul) << 16);
|
|
u32RegTALM |= ((u32Minute / 10ul) << 12);
|
|
u32RegTALM |= ((u32Minute % 10ul) << 8);
|
|
u32RegTALM |= ((u32Second / 10ul) << 4);
|
|
u32RegTALM |= (u32Second % 10ul);
|
|
|
|
/*-----------------------------------------------------------------------------------------------------*/
|
|
/* Set RTC 24/12 hour setting and Day of the Week */
|
|
/*-----------------------------------------------------------------------------------------------------*/
|
|
RTC_WaitAccessEnable();
|
|
if(u32TimeMode == RTC_CLOCK_12)
|
|
{
|
|
RTC->CLKFMT &= ~RTC_CLKFMT_24HEN_Msk;
|
|
}
|
|
else
|
|
{
|
|
RTC->CLKFMT |= RTC_CLKFMT_24HEN_Msk;
|
|
}
|
|
|
|
/* Set RTC Alarm Time */
|
|
RTC_WaitAccessEnable();
|
|
RTC->TALM = (uint32_t)u32RegTALM;
|
|
}
|
|
|
|
/**
|
|
* @brief Set RTC Alarm Date Mask Function
|
|
*
|
|
* @param[in] u8IsTenYMsk 1: enable 10-Year digit alarm mask; 0: disabled.
|
|
* @param[in] u8IsYMsk 1: enable 1-Year digit alarm mask; 0: disabled.
|
|
* @param[in] u8IsTenMMsk 1: enable 10-Mon digit alarm mask; 0: disabled.
|
|
* @param[in] u8IsMMsk 1: enable 1-Mon digit alarm mask; 0: disabled.
|
|
* @param[in] u8IsTenDMsk 1: enable 10-Day digit alarm mask; 0: disabled.
|
|
* @param[in] u8IsDMsk 1: enable 1-Day digit alarm mask; 0: disabled.
|
|
*
|
|
* @return None
|
|
*
|
|
* @details This API is used to enable or disable RTC alarm date mask function.
|
|
*/
|
|
void RTC_SetAlarmDateMask(uint8_t u8IsTenYMsk, uint8_t u8IsYMsk, uint8_t u8IsTenMMsk, uint8_t u8IsMMsk, uint8_t u8IsTenDMsk, uint8_t u8IsDMsk)
|
|
{
|
|
RTC_WaitAccessEnable();
|
|
RTC->CAMSK = ((uint32_t)u8IsTenYMsk << RTC_CAMSK_MTENYEAR_Pos) |
|
|
((uint32_t)u8IsYMsk << RTC_CAMSK_MYEAR_Pos) |
|
|
((uint32_t)u8IsTenMMsk << RTC_CAMSK_MTENMON_Pos) |
|
|
((uint32_t)u8IsMMsk << RTC_CAMSK_MMON_Pos) |
|
|
((uint32_t)u8IsTenDMsk << RTC_CAMSK_MTENDAY_Pos) |
|
|
((uint32_t)u8IsDMsk << RTC_CAMSK_MDAY_Pos);
|
|
}
|
|
|
|
/**
|
|
* @brief Set RTC Alarm Time Mask Function
|
|
*
|
|
* @param[in] u8IsTenHMsk 1: enable 10-Hour digit alarm mask; 0: disabled.
|
|
* @param[in] u8IsHMsk 1: enable 1-Hour digit alarm mask; 0: disabled.
|
|
* @param[in] u8IsTenMMsk 1: enable 10-Min digit alarm mask; 0: disabled.
|
|
* @param[in] u8IsMMsk 1: enable 1-Min digit alarm mask; 0: disabled.
|
|
* @param[in] u8IsTenSMsk 1: enable 10-Sec digit alarm mask; 0: disabled.
|
|
* @param[in] u8IsSMsk 1: enable 1-Sec digit alarm mask; 0: disabled.
|
|
*
|
|
* @return None
|
|
*
|
|
* @details This API is used to enable or disable RTC alarm time mask function.
|
|
*/
|
|
void RTC_SetAlarmTimeMask(uint8_t u8IsTenHMsk, uint8_t u8IsHMsk, uint8_t u8IsTenMMsk, uint8_t u8IsMMsk, uint8_t u8IsTenSMsk, uint8_t u8IsSMsk)
|
|
{
|
|
RTC_WaitAccessEnable();
|
|
RTC->TAMSK = ((uint32_t)u8IsTenHMsk << RTC_TAMSK_MTENHR_Pos) |
|
|
((uint32_t)u8IsHMsk << RTC_TAMSK_MHR_Pos) |
|
|
((uint32_t)u8IsTenMMsk << RTC_TAMSK_MTENMIN_Pos) |
|
|
((uint32_t)u8IsMMsk << RTC_TAMSK_MMIN_Pos) |
|
|
((uint32_t)u8IsTenSMsk << RTC_TAMSK_MTENSEC_Pos) |
|
|
((uint32_t)u8IsSMsk << RTC_TAMSK_MSEC_Pos);
|
|
}
|
|
|
|
/**
|
|
* @brief Get Day of the Week
|
|
*
|
|
* @param None
|
|
*
|
|
* @retval 0 Sunday
|
|
* @retval 1 Monday
|
|
* @retval 2 Tuesday
|
|
* @retval 3 Wednesday
|
|
* @retval 4 Thursday
|
|
* @retval 5 Friday
|
|
* @retval 6 Saturday
|
|
*
|
|
* @details This API is used to get day of the week of current RTC date.
|
|
*/
|
|
uint32_t RTC_GetDayOfWeek(void)
|
|
{
|
|
return (RTC->WEEKDAY & RTC_WEEKDAY_WEEKDAY_Msk);
|
|
}
|
|
|
|
/**
|
|
* @brief Set RTC Tick Period Time
|
|
*
|
|
* @param[in] u32TickSelection It is used to set the RTC tick period time for Periodic Time Tick request. \n
|
|
* It consists of:
|
|
* - \ref RTC_TICK_1_SEC : Time tick is 1 second
|
|
* - \ref RTC_TICK_1_2_SEC : Time tick is 1/2 second
|
|
* - \ref RTC_TICK_1_4_SEC : Time tick is 1/4 second
|
|
* - \ref RTC_TICK_1_8_SEC : Time tick is 1/8 second
|
|
* - \ref RTC_TICK_1_16_SEC : Time tick is 1/16 second
|
|
* - \ref RTC_TICK_1_32_SEC : Time tick is 1/32 second
|
|
* - \ref RTC_TICK_1_64_SEC : Time tick is 1/64 second
|
|
* - \ref RTC_TICK_1_128_SEC : Time tick is 1/128 second
|
|
*
|
|
* @return None
|
|
*
|
|
* @details This API is used to set RTC tick period time for each tick interrupt.
|
|
*/
|
|
void RTC_SetTickPeriod(uint32_t u32TickSelection)
|
|
{
|
|
RTC_WaitAccessEnable();
|
|
|
|
RTC->TICK = (RTC->TICK & ~RTC_TICK_TICK_Msk) | u32TickSelection;
|
|
}
|
|
|
|
/**
|
|
* @brief Enable RTC Interrupt
|
|
*
|
|
* @param[in] u32IntFlagMask Specify the interrupt source. It consists of:
|
|
* - \ref RTC_INTEN_ALMIEN_Msk : Alarm interrupt
|
|
* - \ref RTC_INTEN_TICKIEN_Msk : Tick interrupt
|
|
* - \ref RTC_INTEN_TAMP0IEN_Msk : Tamper 0 Pin Event Detection interrupt
|
|
* - \ref RTC_INTEN_TAMP1IEN_Msk : Tamper 1 Pin Event Detection interrupt
|
|
* - \ref RTC_INTEN_TAMP2IEN_Msk : Tamper 2 Pin Event Detection interrupt
|
|
* - \ref RTC_INTEN_TAMP3IEN_Msk : Tamper 3 Pin Event Detection interrupt
|
|
* - \ref RTC_INTEN_TAMP4IEN_Msk : Tamper 4 Pin Event Detection interrupt
|
|
* - \ref RTC_INTEN_TAMP5IEN_Msk : Tamper 5 Pin Event Detection interrupt
|
|
*
|
|
* @return None
|
|
*
|
|
* @details This API is used to enable the specify RTC interrupt function.
|
|
*/
|
|
void RTC_EnableInt(uint32_t u32IntFlagMask)
|
|
{
|
|
RTC_WaitAccessEnable();
|
|
RTC->INTEN |= u32IntFlagMask;
|
|
}
|
|
|
|
/**
|
|
* @brief Disable RTC Interrupt
|
|
*
|
|
* @param[in] u32IntFlagMask Specify the interrupt source. It consists of:
|
|
* - \ref RTC_INTEN_ALMIEN_Msk : Alarm interrupt
|
|
* - \ref RTC_INTEN_TICKIEN_Msk : Tick interrupt
|
|
* - \ref RTC_INTEN_TAMP0IEN_Msk : Tamper 0 Pin Event Detection interrupt
|
|
* - \ref RTC_INTEN_TAMP1IEN_Msk : Tamper 1 Pin Event Detection interrupt
|
|
* - \ref RTC_INTEN_TAMP2IEN_Msk : Tamper 2 Pin Event Detection interrupt
|
|
* - \ref RTC_INTEN_TAMP3IEN_Msk : Tamper 3 Pin Event Detection interrupt
|
|
* - \ref RTC_INTEN_TAMP4IEN_Msk : Tamper 4 Pin Event Detection interrupt
|
|
* - \ref RTC_INTEN_TAMP5IEN_Msk : Tamper 5 Pin Event Detection interrupt
|
|
*
|
|
* @return None
|
|
*
|
|
* @details This API is used to disable the specify RTC interrupt function.
|
|
*/
|
|
void RTC_DisableInt(uint32_t u32IntFlagMask)
|
|
{
|
|
RTC_WaitAccessEnable();
|
|
RTC->INTEN &= ~u32IntFlagMask;
|
|
RTC_WaitAccessEnable();
|
|
RTC->INTSTS = u32IntFlagMask;
|
|
}
|
|
|
|
/**
|
|
* @brief Enable Spare Registers Access
|
|
*
|
|
* @param None
|
|
*
|
|
* @return None
|
|
*
|
|
* @details This API is used to enable the spare registers 0~19 can be accessed.
|
|
*/
|
|
void RTC_EnableSpareAccess(void)
|
|
{
|
|
RTC_WaitAccessEnable();
|
|
|
|
RTC->SPRCTL |= RTC_SPRCTL_SPRRWEN_Msk;
|
|
}
|
|
|
|
/**
|
|
* @brief Disable Spare Register
|
|
*
|
|
* @param None
|
|
*
|
|
* @return None
|
|
*
|
|
* @details This API is used to disable the spare register 0~19 cannot be accessed.
|
|
*/
|
|
void RTC_DisableSpareRegister(void)
|
|
{
|
|
RTC_WaitAccessEnable();
|
|
|
|
RTC->SPRCTL &= ~RTC_SPRCTL_SPRRWEN_Msk;
|
|
}
|
|
|
|
/**
|
|
* @brief Static Tamper Detect
|
|
*
|
|
* @param[in] u32TamperSelect Tamper pin select. Possible options are
|
|
* - \ref RTC_TAMPER5_SELECT
|
|
* - \ref RTC_TAMPER4_SELECT
|
|
* - \ref RTC_TAMPER3_SELECT
|
|
* - \ref RTC_TAMPER2_SELECT
|
|
* - \ref RTC_TAMPER1_SELECT
|
|
* - \ref RTC_TAMPER0_SELECT
|
|
*
|
|
* @param[in] u32DetecLevel Tamper pin detection level select. Possible options are
|
|
* - \ref RTC_TAMPER_HIGH_LEVEL_DETECT
|
|
* - \ref RTC_TAMPER_LOW_LEVEL_DETECT
|
|
*
|
|
* @param[in] u32DebounceEn Tamper pin de-bounce enable
|
|
* - \ref RTC_TAMPER_DEBOUNCE_ENABLE
|
|
* - \ref RTC_TAMPER_DEBOUNCE_DISABLE
|
|
*
|
|
* @return None
|
|
*
|
|
* @details This API is used to enable the tamper pin detect function with specify trigger condition.
|
|
*/
|
|
void RTC_StaticTamperEnable(uint32_t u32TamperSelect, uint32_t u32DetecLevel, uint32_t u32DebounceEn)
|
|
{
|
|
uint32_t i;
|
|
uint32_t u32Reg;
|
|
uint32_t u32TmpReg;
|
|
|
|
RTC_WaitAccessEnable();
|
|
u32Reg = RTC->TAMPCTL;
|
|
|
|
u32TmpReg = ( RTC_TAMPCTL_TAMP0EN_Msk | (u32DetecLevel << RTC_TAMPCTL_TAMP0LV_Pos) |
|
|
(u32DebounceEn << RTC_TAMPCTL_TAMP0DBEN_Pos) );
|
|
|
|
for(i = 0ul; i < MAX_TAMPER_PIN_NUM; i++)
|
|
{
|
|
if(u32TamperSelect & (0x1ul << i))
|
|
{
|
|
u32Reg &= ~((RTC_TAMPCTL_TAMP0EN_Msk|RTC_TAMPCTL_TAMP0LV_Msk|RTC_TAMPCTL_TAMP0DBEN_Msk) << (i*4ul));
|
|
u32Reg |= (u32TmpReg << (i*4ul));
|
|
}
|
|
}
|
|
|
|
RTC_WaitAccessEnable();
|
|
RTC->TAMPCTL = u32Reg;
|
|
|
|
}
|
|
|
|
/**
|
|
* @brief Static Tamper Disable
|
|
*
|
|
* @param[in] u32TamperSelect Tamper pin select. Possible options are
|
|
* - \ref RTC_TAMPER5_SELECT
|
|
* - \ref RTC_TAMPER4_SELECT
|
|
* - \ref RTC_TAMPER3_SELECT
|
|
* - \ref RTC_TAMPER2_SELECT
|
|
* - \ref RTC_TAMPER1_SELECT
|
|
* - \ref RTC_TAMPER0_SELECT
|
|
*
|
|
* @return None
|
|
*
|
|
* @details This API is used to disable the static tamper pin detect.
|
|
*/
|
|
void RTC_StaticTamperDisable(uint32_t u32TamperSelect)
|
|
{
|
|
uint32_t i;
|
|
uint32_t u32Reg;
|
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uint32_t u32TmpReg;
|
|
|
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RTC_WaitAccessEnable();
|
|
u32Reg = RTC->TAMPCTL;
|
|
|
|
u32TmpReg = (RTC_TAMPCTL_TAMP0EN_Msk);
|
|
|
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for(i = 0ul; i < MAX_TAMPER_PIN_NUM; i++)
|
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{
|
|
if(u32TamperSelect & (0x1ul << i))
|
|
{
|
|
u32Reg &= ~(u32TmpReg << (i*4ul));
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|
}
|
|
}
|
|
|
|
RTC_WaitAccessEnable();
|
|
RTC->TAMPCTL = u32Reg;
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|
}
|
|
|
|
/**
|
|
* @brief Dynamic Tamper Detect
|
|
*
|
|
* @param[in] u32PairSel Tamper pin detection enable. Possible options are
|
|
* - \ref RTC_PAIR0_SELECT
|
|
* - \ref RTC_PAIR1_SELECT
|
|
* - \ref RTC_PAIR2_SELECT
|
|
*
|
|
* @param[in] u32DebounceEn Tamper pin de-bounce enable
|
|
* - \ref RTC_TAMPER_DEBOUNCE_ENABLE
|
|
* - \ref RTC_TAMPER_DEBOUNCE_DISABLE
|
|
*
|
|
* @param[in] u32Pair1Source Dynamic Pair 1 Input Source Select
|
|
* 0: Pair 1 source select tamper 2
|
|
* 1: Pair 1 source select tamper 0
|
|
*
|
|
* @param[in] u32Pair2Source Dynamic Pair 2 Input Source Select
|
|
* 0: Pair 2 source select tamper 4
|
|
* 1: Pair 2 source select tamper 0
|
|
*
|
|
* @return None
|
|
*
|
|
* @details This API is used to enable the dynamic tamper.
|
|
*/
|
|
void RTC_DynamicTamperEnable(uint32_t u32PairSel, uint32_t u32DebounceEn, uint32_t u32Pair1Source, uint32_t u32Pair2Source)
|
|
{
|
|
uint32_t i;
|
|
uint32_t u32Reg;
|
|
uint32_t u32TmpReg;
|
|
uint32_t u32Tamper2Debounce, u32Tamper4Debounce;
|
|
|
|
RTC_WaitAccessEnable();
|
|
u32Reg = RTC->TAMPCTL;
|
|
|
|
u32Tamper2Debounce = u32Reg & RTC_TAMPCTL_TAMP2DBEN_Msk;
|
|
u32Tamper4Debounce = u32Reg & RTC_TAMPCTL_TAMP4DBEN_Msk;
|
|
|
|
u32Reg &= ~(RTC_TAMPCTL_TAMP0EN_Msk | RTC_TAMPCTL_TAMP1EN_Msk | RTC_TAMPCTL_TAMP2EN_Msk |
|
|
RTC_TAMPCTL_TAMP3EN_Msk | RTC_TAMPCTL_TAMP4EN_Msk | RTC_TAMPCTL_TAMP5EN_Msk);
|
|
u32Reg &= ~(RTC_TAMPCTL_DYN1ISS_Msk | RTC_TAMPCTL_DYN2ISS_Msk);
|
|
u32Reg |= ((u32Pair1Source & 0x1ul) << RTC_TAMPCTL_DYN1ISS_Pos) | ((u32Pair2Source & 0x1ul) << RTC_TAMPCTL_DYN2ISS_Pos);
|
|
|
|
if(u32DebounceEn)
|
|
{
|
|
u32TmpReg = (RTC_TAMPCTL_TAMP0EN_Msk | RTC_TAMPCTL_TAMP1EN_Msk |
|
|
RTC_TAMPCTL_TAMP0DBEN_Msk | RTC_TAMPCTL_TAMP1DBEN_Msk | RTC_TAMPCTL_DYNPR0EN_Msk);
|
|
}
|
|
else
|
|
{
|
|
u32TmpReg = (RTC_TAMPCTL_TAMP0EN_Msk | RTC_TAMPCTL_TAMP1EN_Msk | RTC_TAMPCTL_DYNPR0EN_Msk);
|
|
}
|
|
|
|
for(i = 0ul; i < MAX_PAIR_NUM; i++)
|
|
{
|
|
if(u32PairSel & (0x1ul << i))
|
|
{
|
|
u32Reg &= ~((RTC_TAMPCTL_TAMP0DBEN_Msk | RTC_TAMPCTL_TAMP1DBEN_Msk) << (i*8ul));
|
|
u32Reg |= (u32TmpReg << (i*8ul));
|
|
}
|
|
}
|
|
|
|
if((u32Pair1Source) && (u32PairSel & RTC_PAIR1_SELECT))
|
|
{
|
|
u32Reg &= ~RTC_TAMPCTL_TAMP2EN_Msk;
|
|
u32Reg |= u32Tamper2Debounce;
|
|
}
|
|
|
|
if((u32Pair2Source) && (u32PairSel & RTC_PAIR2_SELECT))
|
|
{
|
|
u32Reg &= ~RTC_TAMPCTL_TAMP4EN_Msk;
|
|
u32Reg |= u32Tamper4Debounce;
|
|
}
|
|
|
|
RTC_WaitAccessEnable();
|
|
RTC->TAMPCTL = u32Reg;
|
|
}
|
|
|
|
/**
|
|
* @brief Dynamic Tamper Disable
|
|
*
|
|
* @param[in] u32PairSel Tamper pin detection enable. Possible options are
|
|
* - \ref RTC_PAIR0_SELECT
|
|
* - \ref RTC_PAIR1_SELECT
|
|
* - \ref RTC_PAIR2_SELECT
|
|
*
|
|
* @return None
|
|
*
|
|
* @details This API is used to disable the dynamic tamper.
|
|
*/
|
|
void RTC_DynamicTamperDisable(uint32_t u32PairSel)
|
|
{
|
|
uint32_t i;
|
|
uint32_t u32Reg;
|
|
uint32_t u32TmpReg;
|
|
uint32_t u32Tamper2En = 0ul, u32Tamper4En = 0ul;
|
|
|
|
RTC_WaitAccessEnable();
|
|
u32Reg = RTC->TAMPCTL;
|
|
|
|
if((u32Reg & RTC_TAMPCTL_DYN1ISS_Msk) && (u32PairSel & RTC_PAIR1_SELECT))
|
|
{
|
|
u32Tamper2En = u32Reg & RTC_TAMPCTL_TAMP2EN_Msk;
|
|
}
|
|
|
|
if((u32Reg & RTC_TAMPCTL_DYN2ISS_Msk) && (u32PairSel & RTC_PAIR2_SELECT))
|
|
{
|
|
u32Tamper4En = u32Reg & RTC_TAMPCTL_TAMP4EN_Msk;
|
|
}
|
|
|
|
u32TmpReg = (RTC_TAMPCTL_TAMP0EN_Msk | RTC_TAMPCTL_TAMP1EN_Msk | RTC_TAMPCTL_DYNPR0EN_Msk);
|
|
|
|
for(i = 0ul; i < MAX_PAIR_NUM; i++)
|
|
{
|
|
if(u32PairSel & (0x1ul << i))
|
|
{
|
|
u32Reg &= ~(u32TmpReg << ((i*8ul)));
|
|
}
|
|
}
|
|
|
|
u32Reg |= (u32Tamper2En | u32Tamper4En);
|
|
|
|
RTC_WaitAccessEnable();
|
|
RTC->TAMPCTL = u32Reg;
|
|
}
|
|
|
|
/**
|
|
* @brief Config dynamic tamper
|
|
*
|
|
* @param[in] u32ChangeRate The dynamic tamper output change rate
|
|
* - \ref RTC_2POW10_CLK
|
|
* - \ref RTC_2POW11_CLK
|
|
* - \ref RTC_2POW12_CLK
|
|
* - \ref RTC_2POW13_CLK
|
|
* - \ref RTC_2POW14_CLK
|
|
* - \ref RTC_2POW15_CLK
|
|
* - \ref RTC_2POW16_CLK
|
|
* - \ref RTC_2POW17_CLK
|
|
*
|
|
* @param[in] u32SeedReload Reload new seed or not
|
|
* 0: not reload new seed
|
|
* 1: reload new seed
|
|
*
|
|
* @param[in] u32RefPattern Reference pattern
|
|
* - \ref REF_RANDOM_PATTERN
|
|
* - \ref REF_PREVIOUS_PATTERN
|
|
* - \ref REF_SEED
|
|
*
|
|
* @param[in] u32Seed Seed Value (0x0 ~ 0xFFFFFFFF)
|
|
*
|
|
* @return None
|
|
*
|
|
* @details This API is used to config dynamic tamper setting.
|
|
*/
|
|
void RTC_DynamicTamperConfig(uint32_t u32ChangeRate, uint32_t u32SeedReload, uint32_t u32RefPattern, uint32_t u32Seed)
|
|
{
|
|
uint32_t u32Reg;
|
|
RTC_WaitAccessEnable();
|
|
u32Reg = RTC->TAMPCTL;
|
|
|
|
u32Reg &= ~(RTC_TAMPCTL_DYNSRC_Msk | RTC_TAMPCTL_SEEDRLD_Msk | RTC_TAMPCTL_DYNRATE_Msk);
|
|
|
|
u32Reg |= (u32ChangeRate) | ((u32SeedReload & 0x1ul) << RTC_TAMPCTL_SEEDRLD_Pos) |
|
|
((u32RefPattern & 0x3ul) << RTC_TAMPCTL_DYNSRC_Pos);
|
|
|
|
RTC_WaitAccessEnable();
|
|
RTC->TAMPSEED = u32Seed; /* need set seed value before re-load seed */
|
|
RTC_WaitAccessEnable();
|
|
RTC->TAMPCTL = u32Reg;
|
|
}
|
|
|
|
/*@}*/ /* end of group RTC_EXPORTED_FUNCTIONS */
|
|
|
|
/*@}*/ /* end of group RTC_Driver */
|
|
|
|
/*@}*/ /* end of group Standard_Driver */
|
|
|
|
/*** (C) COPYRIGHT 2016 Nuvoton Technology Corp. ***/
|