mbed library sources. Supersedes mbed-src.
Fork of mbed-dev by
Diff: targets/TARGET_NUVOTON/TARGET_NUC472/device/StdDriver/nuc472_rtc.c
- Revision:
- 153:9398a535854b
- Parent:
- 152:9a67f0b066fc
--- a/targets/TARGET_NUVOTON/TARGET_NUC472/device/StdDriver/nuc472_rtc.c Thu Dec 15 11:48:27 2016 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,858 +0,0 @@ -/**************************************************************************//** - * @file rtc.c - * @version V1.00 - * $Revision: 17 $ - * $Date: 14/10/03 11:51a $ - * @brief NUC472/NUC442 RTC driver source file - * - * @note - * Copyright (C) 2013 Nuvoton Technology Corp. All rights reserved. -*****************************************************************************/ - - -#include <stdio.h> -#include "NUC472_442.h" - -/*---------------------------------------------------------------------------------------------------------*/ -/* Includes of local headers */ -/*---------------------------------------------------------------------------------------------------------*/ - - - -/** @addtogroup NUC472_442_Device_Driver NUC472/NUC442 Device Driver - @{ -*/ - -/** @addtogroup NUC472_442_RTC_Driver RTC Driver - @{ -*/ -/// @cond HIDDEN_SYMBOLS - -/*---------------------------------------------------------------------------------------------------------*/ -/* Macro, type and constant definitions */ -/*---------------------------------------------------------------------------------------------------------*/ -#define RTC_GLOBALS - -/*---------------------------------------------------------------------------------------------------------*/ -/* Global file scope (static) variables */ -/*---------------------------------------------------------------------------------------------------------*/ -static volatile uint32_t g_u32Reg, g_u32Reg1,g_u32hiYear,g_u32loYear,g_u32hiMonth,g_u32loMonth,g_u32hiDay,g_u32loDay; -static volatile uint32_t g_u32hiHour,g_u32loHour,g_u32hiMin,g_u32loMin,g_u32hiSec,g_u32loSec; - -/// @endcond HIDDEN_SYMBOLS - -/** @addtogroup NUC472_442_RTC_EXPORTED_FUNCTIONS RTC Exported Functions - @{ -*/ - - -/** - * @brief Set Frequency Compensation Data - * - * @param[in] i32FrequencyX100 Specify the RTC clock X100, ex: 3277365 means 32773.65. - * - * @return None - * - */ -void RTC_32KCalibration(int32_t i32FrequencyX100) -{ - int32_t i32RegInt,i32RegFra ; - - /* Compute Integer and Fraction for RTC register*/ - i32RegInt = (i32FrequencyX100/100) - RTC_FCR_REFERENCE; - i32RegFra = (((i32FrequencyX100%100)) * 60) / 100; - - /* Judge Integer part is reasonable */ - if ( (i32RegInt < 0) | (i32RegInt > 15) ) { - return; - } - - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - RTC->FREQADJ = (uint32_t)((i32RegInt<<8) | i32RegFra); - -} - -/** - * @brief This function is used to: - * 1. Write initial key to let RTC start count. \n - * 2. Input parameter indicates start time. \n - * Null pointer for using default starting time. \n - * - * @param[in] sPt \n - * Specify the time property and current time. It includes: \n - * u32Year: Year value. \n - * u32Month: Month value. \n - * u32Day: Day value. \n - * u32DayOfWeek: Day of week. [ \ref RTC_SUNDAY / \ref RTC_MONDAY / \ref RTC_TUESDAY / - * \ref RTC_WEDNESDAY / \ref RTC_THURSDAY / \ref RTC_FRIDAY / - * \ref RTC_SATURDAY] \n - * u32Hour: Hour value. \n - * u32Minute: Minute value. \n - * u32Second: Second value. \n - * u32TimeScale: [ \ref RTC_CLOCK_12 / \ref RTC_CLOCK_24] \n - * u8AmPm: [ \ref RTC_AM / \ref RTC_PM] \n - * - * @return None - * - */ -void RTC_Open (S_RTC_TIME_DATA_T *sPt) -{ - uint32_t u32Reg; - - volatile int32_t i32delay=1000; - - if(RTC->INIT != 0x1) { - RTC->INIT = RTC_INIT_KEY; - - while(RTC->INIT != 0x1); - } - - if(sPt == NULL) - return; - - /*-----------------------------------------------------------------------------------------------------*/ - /* Second, set RTC 24/12 hour setting */ - /*-----------------------------------------------------------------------------------------------------*/ - if (sPt->u32TimeScale == RTC_CLOCK_12) { - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - 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 += 20; - } else { /* RTC_CLOCK_24 */ - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - RTC->CLKFMT |= RTC_CLKFMT_24HEN_Msk; - } - - /*-----------------------------------------------------------------------------------------------------*/ - /* Set RTC Calender Loading */ - /*-----------------------------------------------------------------------------------------------------*/ - u32Reg = ((sPt->u32Year - RTC_YEAR2000) / 10) << 20; - u32Reg |= (((sPt->u32Year - RTC_YEAR2000) % 10) << 16); - u32Reg |= ((sPt->u32Month / 10) << 12); - u32Reg |= ((sPt->u32Month % 10) << 8); - u32Reg |= ((sPt->u32Day / 10) << 4); - u32Reg |= (sPt->u32Day % 10); - g_u32Reg = u32Reg; - - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - RTC->CAL = (uint32_t)g_u32Reg; - - /*-----------------------------------------------------------------------------------------------------*/ - /* Set RTC Time Loading */ - /*-----------------------------------------------------------------------------------------------------*/ - u32Reg = ((sPt->u32Hour / 10) << 20); - u32Reg |= ((sPt->u32Hour % 10) << 16); - u32Reg |= ((sPt->u32Minute / 10) << 12); - u32Reg |= ((sPt->u32Minute % 10) << 8); - u32Reg |= ((sPt->u32Second / 10) << 4); - u32Reg |= (sPt->u32Second % 10); - g_u32Reg = u32Reg; - - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - RTC->TIME = (uint32_t)g_u32Reg; - - RTC->WEEKDAY = sPt->u32DayOfWeek; - - /* Waiting for RTC settings stable */ - while(i32delay--); - -} - -/** - * @brief Read current date/time from RTC setting - * - * @param[out] sPt \n - * Specify the time property and current time. It includes: \n - * u32Year: Year value \n - * u32Month: Month value \n - * u32Day: Day value \n - * u32DayOfWeek: Day of week \n - * u32Hour: Hour value \n - * u32Minute: Minute value \n - * u32Second: Second value \n - * u32TimeScale: \ref RTC_CLOCK_12 / \ref RTC_CLOCK_24 \n - * u8AmPm: \ref RTC_AM / \ref RTC_PM \n - * - * @return None - * - */ -void RTC_GetDateAndTime(S_RTC_TIME_DATA_T *sPt) -{ - uint32_t u32Tmp; - - sPt->u32TimeScale = RTC->CLKFMT & RTC_CLKFMT_24HEN_Msk; /* 12/24-hour */ - sPt->u32DayOfWeek = RTC->WEEKDAY & RTC_WEEKDAY_WEEKDAY_Msk; /* Day of week */ - - g_u32hiYear = (RTC->CAL & RTC_CAL_TENYEAR_Msk) >> RTC_CAL_TENYEAR_Pos; - g_u32loYear = (RTC->CAL & RTC_CAL_YEAR_Msk) >> RTC_CAL_YEAR_Pos; - g_u32hiMonth = (RTC->CAL & RTC_CAL_TENMON_Msk) >> RTC_CAL_TENMON_Pos; - g_u32loMonth = (RTC->CAL & RTC_CAL_MON_Msk) >> RTC_CAL_MON_Pos; - g_u32hiDay = (RTC->CAL & RTC_CAL_TENDAY_Msk) >> RTC_CAL_TENDAY_Pos; - g_u32loDay = (RTC->CAL & RTC_CAL_DAY_Msk); - - g_u32hiHour = (RTC->TIME & RTC_TIME_TENHR_Msk) >> RTC_TIME_TENHR_Pos; - g_u32loHour = (RTC->TIME & RTC_TIME_HR_Msk) >> RTC_TIME_HR_Pos; - g_u32hiMin = (RTC->TIME & RTC_TIME_TENMIN_Msk) >> RTC_TIME_TENMIN_Pos; - g_u32loMin = (RTC->TIME & RTC_TIME_MIN_Msk) >> RTC_TIME_MIN_Pos; - g_u32hiSec = (RTC->TIME & RTC_TIME_TENSEC_Msk) >> RTC_TIME_TENSEC_Pos; - g_u32loSec = (RTC->TIME & RTC_TIME_SEC_Msk); - - u32Tmp = (g_u32hiYear * 10); /* Compute to 20XX year */ - u32Tmp += g_u32loYear; - sPt->u32Year = u32Tmp + RTC_YEAR2000; - - u32Tmp = (g_u32hiMonth * 10); /* Compute 0~12 month */ - sPt->u32Month = u32Tmp + g_u32loMonth; - - u32Tmp = (g_u32hiDay * 10); /* Compute 0~31 day */ - sPt->u32Day = u32Tmp + g_u32loDay; - - if (sPt->u32TimeScale == RTC_CLOCK_12) { /* Compute12/24 hour */ - u32Tmp = (g_u32hiHour * 10); - u32Tmp+= g_u32loHour; - sPt->u32Hour = u32Tmp; /* AM: 1~12. PM: 21~32. */ - - if (sPt->u32Hour >= 21) { - sPt->u32AmPm = RTC_PM; - sPt->u32Hour -= 20; - } else { - sPt->u32AmPm = RTC_AM; - } - - u32Tmp = (g_u32hiMin * 10); - u32Tmp+= g_u32loMin; - sPt->u32Minute = u32Tmp; - - u32Tmp = (g_u32hiSec * 10); - u32Tmp+= g_u32loSec; - sPt->u32Second = u32Tmp; - - } else { - /* RTC_CLOCK_24 */ - u32Tmp = (g_u32hiHour * 10); - u32Tmp += g_u32loHour; - sPt->u32Hour = u32Tmp; - - u32Tmp = (g_u32hiMin * 10); - u32Tmp += g_u32loMin; - sPt->u32Minute = u32Tmp; - - u32Tmp = (g_u32hiSec * 10); - u32Tmp += g_u32loSec; - sPt->u32Second = u32Tmp; - } - -} - - - -/** - * @brief Read alarm date/time from RTC setting - * - * @param[out] sPt \n - * Specify the time property and current time. It includes: \n - * u32Year: Year value \n - * u32Month: Month value \n - * u32Day: Day value \n - * u32DayOfWeek: Day of week \n - * u32Hour: Hour value \n - * u32Minute: Minute value \n - * u32Second: Second value \n - * u32TimeScale: \ref RTC_CLOCK_12 / \ref RTC_CLOCK_24 \n - * u8AmPm: \ref RTC_AM / \ref RTC_PM \n - * - * @return None - * - */ -void RTC_GetAlarmDateAndTime(S_RTC_TIME_DATA_T *sPt) -{ - uint32_t u32Tmp; - - sPt->u32TimeScale = RTC->CLKFMT & RTC_CLKFMT_24HEN_Msk; /* 12/24-hour */ - sPt->u32DayOfWeek = RTC->WEEKDAY & RTC_WEEKDAY_WEEKDAY_Msk; /* Day of week */ - - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - g_u32hiYear = (RTC->CALM & RTC_CALM_TENYEAR_Msk) >> RTC_CALM_TENYEAR_Pos; - g_u32loYear = (RTC->CALM & RTC_CALM_YEAR_Msk) >> RTC_CALM_YEAR_Pos; - g_u32hiMonth = (RTC->CALM & RTC_CALM_TENMON_Msk) >> RTC_CALM_TENMON_Pos; - g_u32loMonth = (RTC->CALM & RTC_CALM_MON_Msk) >> RTC_CALM_MON_Pos; - g_u32hiDay = (RTC->CALM & RTC_CALM_TENDAY_Msk) >> RTC_CALM_TENDAY_Pos; - g_u32loDay = (RTC->CALM & RTC_CALM_DAY_Msk); - - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - g_u32hiHour = (RTC->TALM & RTC_TALM_TENHR_Msk) >> RTC_TALM_TENHR_Pos; - g_u32loHour = (RTC->TALM & RTC_TALM_HR_Msk) >> RTC_TALM_HR_Pos; - g_u32hiMin = (RTC->TALM & RTC_TALM_TENMIN_Msk) >> RTC_TALM_TENMIN_Pos; - g_u32loMin = (RTC->TALM & RTC_TALM_MIN_Msk) >> RTC_TALM_MIN_Pos; - g_u32hiSec = (RTC->TALM & RTC_TALM_TENSEC_Msk) >> RTC_TALM_TENSEC_Pos; - g_u32loSec = (RTC->TALM & RTC_TALM_SEC_Msk); - - u32Tmp = (g_u32hiYear * 10); /* Compute to 20XX year */ - u32Tmp += g_u32loYear; - sPt->u32Year = u32Tmp + RTC_YEAR2000; - - u32Tmp = (g_u32hiMonth * 10); /* Compute 0~12 month */ - sPt->u32Month = u32Tmp + g_u32loMonth; - - u32Tmp = (g_u32hiDay * 10); /* Compute 0~31 day */ - sPt->u32Day = u32Tmp + g_u32loDay; - - if (sPt->u32TimeScale == RTC_CLOCK_12) { /* Compute12/24 hour */ - u32Tmp = (g_u32hiHour * 10); - u32Tmp += g_u32loHour; - sPt->u32Hour = u32Tmp; /* AM: 1~12. PM: 21~32. */ - - if (sPt->u32Hour >= 21) { - sPt->u32AmPm = RTC_PM; - sPt->u32Hour -= 20; - } else { - sPt->u32AmPm = RTC_AM; - } - - u32Tmp = (g_u32hiMin * 10); - u32Tmp += g_u32loMin; - sPt->u32Minute = u32Tmp; - - u32Tmp = (g_u32hiSec * 10); - u32Tmp += g_u32loSec; - sPt->u32Second = u32Tmp; - - } else { - /* RTC_CLOCK_24 */ - u32Tmp = (g_u32hiHour * 10); - u32Tmp += g_u32loHour; - sPt->u32Hour = u32Tmp; - - u32Tmp = (g_u32hiMin * 10); - u32Tmp+= g_u32loMin; - sPt->u32Minute = u32Tmp; - - u32Tmp = (g_u32hiSec * 10); - u32Tmp += g_u32loSec; - sPt->u32Second = u32Tmp; - } - -} - - - -/** - * @brief This function is used to update date/time to RTC. - * - * @param[in] sPt \n - * Specify the time property and current time. It includes: \n - * u32Year: Year value. \n - * u32Month: Month value. \n - * u32Day: Day value. \n - * u32DayOfWeek: Day of week. [ \ref RTC_SUNDAY / \ref RTC_MONDAY / \ref RTC_TUESDAY / - * \ref RTC_WEDNESDAY / \ref RTC_THURSDAY / \ref RTC_FRIDAY / - * \ref RTC_SATURDAY] \n - * u32Hour: Hour value. \n - * u32Minute: Minute value. \n - * u32Second: Second value. \n - * u32TimeScale: [ \ref RTC_CLOCK_12 / \ref RTC_CLOCK_24] \n - * u8AmPm: [ \ref RTC_AM / \ref RTC_PM] \n - * - * - * @return None - * - * - */ -void RTC_SetDateAndTime(S_RTC_TIME_DATA_T *sPt) -{ - uint32_t u32Reg; - - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - 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 += 20; - } else { /* RTC_CLOCK_24 */ - RTC->CLKFMT |= RTC_CLKFMT_24HEN_Msk; - } - - RTC->WEEKDAY = sPt->u32DayOfWeek & RTC_WEEKDAY_WEEKDAY_Msk; - - u32Reg = ((sPt->u32Year - RTC_YEAR2000) / 10) << 20; - u32Reg |= (((sPt->u32Year - RTC_YEAR2000) % 10) << 16); - u32Reg |= ((sPt->u32Month / 10) << 12); - u32Reg |= ((sPt->u32Month % 10) << 8); - u32Reg |= ((sPt->u32Day / 10) << 4); - u32Reg |= (sPt->u32Day % 10); - g_u32Reg = u32Reg; - - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - RTC->CAL = (uint32_t)g_u32Reg; - - u32Reg = ((sPt->u32Hour / 10) << 20); - u32Reg |= ((sPt->u32Hour % 10) << 16); - u32Reg |= ((sPt->u32Minute / 10) << 12); - u32Reg |= ((sPt->u32Minute % 10) << 8); - u32Reg |= ((sPt->u32Second / 10) << 4); - u32Reg |= (sPt->u32Second % 10); - g_u32Reg = u32Reg; - - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - RTC->TIME = (uint32_t)g_u32Reg; - -} - -/** - * @brief This function is used to set alarm date/time to RTC. - * - * @param[in] sPt \n - * Specify the time property and current time. It includes: \n - * u32Year: Year value. \n - * u32Month: Month value. \n - * u32Day: Day value. \n - * u32DayOfWeek: Day of week. [ \ref RTC_SUNDAY / \ref RTC_MONDAY / \ref RTC_TUESDAY / - * \ref RTC_WEDNESDAY / \ref RTC_THURSDAY / \ref RTC_FRIDAY / - * \ref RTC_SATURDAY] \n - * u32Hour: Hour value. \n - * u32Minute: Minute value. \n - * u32Second: Second value. \n - * u32TimeScale: [ \ref RTC_CLOCK_12 / \ref RTC_CLOCK_24] \n - * u8AmPm: [ \ref RTC_AM / \ref RTC_PM] \n - * - * @return None - * - */ -void RTC_SetAlarmDateAndTime(S_RTC_TIME_DATA_T *sPt) -{ - uint32_t u32Reg; - - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - 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 += 20; - } else { /* RTC_CLOCK_24 */ - RTC->CLKFMT |= RTC_CLKFMT_24HEN_Msk; - } - - RTC->WEEKDAY = sPt->u32DayOfWeek & RTC_WEEKDAY_WEEKDAY_Msk; - - - u32Reg = ((sPt->u32Year - RTC_YEAR2000) / 10) << 20; - u32Reg |= (((sPt->u32Year - RTC_YEAR2000) % 10) << 16); - u32Reg |= ((sPt->u32Month / 10) << 12); - u32Reg |= ((sPt->u32Month % 10) << 8); - u32Reg |= ((sPt->u32Day / 10) << 4); - u32Reg |= (sPt->u32Day % 10); - g_u32Reg = u32Reg; - - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - RTC->CALM = (uint32_t)g_u32Reg; - - u32Reg = ((sPt->u32Hour / 10) << 20); - u32Reg |= ((sPt->u32Hour % 10) << 16); - u32Reg |= ((sPt->u32Minute / 10) << 12); - u32Reg |= ((sPt->u32Minute % 10) << 8); - u32Reg |= ((sPt->u32Second / 10) << 4); - u32Reg |= (sPt->u32Second % 10); - g_u32Reg = u32Reg; - - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - RTC->TALM = (uint32_t)g_u32Reg; - -} - - -/** - * @brief This function is used to update date to RTC - * - * @param[in] u32Year The Year Calendar Digit of Alarm Setting - * @param[in] u32Month The Month Calendar Digit of Alarm Setting - * @param[in] u32Day The Day Calendar Digit of Alarm Setting - * @param[in] u32DayOfWeek The Day of Week. [ \ref RTC_SUNDAY / \ref RTC_MONDAY / \ref RTC_TUESDAY / - * \ref RTC_WEDNESDAY / \ref RTC_THURSDAY / \ref RTC_FRIDAY / - * \ref RTC_SATURDAY] - * - * @return None - * - */ -void RTC_SetDate(uint32_t u32Year, uint32_t u32Month, uint32_t u32Day, uint32_t u32DayOfWeek) -{ - __IO uint32_t u32Reg; - - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - RTC->WEEKDAY = u32DayOfWeek & RTC_WEEKDAY_WEEKDAY_Msk; - - u32Reg = ((u32Year - RTC_YEAR2000) / 10) << 20; - u32Reg |= (((u32Year - RTC_YEAR2000) % 10) << 16); - u32Reg |= ((u32Month / 10) << 12); - u32Reg |= ((u32Month % 10) << 8); - u32Reg |= ((u32Day / 10) << 4); - u32Reg |= (u32Day % 10); - g_u32Reg = u32Reg; - - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - RTC->CAL = (uint32_t)g_u32Reg; - -} - -/** - * @brief This function is used to update time to RTC. - * - * @param[in] u32Hour The Hour Time Digit of Alarm Setting. - * @param[in] u32Minute The Month Calendar Digit of Alarm Setting - * @param[in] u32Second The Day Calendar Digit of Alarm Setting - * @param[in] u32TimeMode The 24-Hour / 12-Hour Time Scale Selection. [ \ref RTC_CLOCK_12 / \ref RTC_CLOCK_24] - * @param[in] u32AmPm 12-hour time scale with AM and PM indication. Only Time Scale select 12-hour used. [ \ref RTC_AM / \ref RTC_PM] - * - * @return None - * - */ -void RTC_SetTime(uint32_t u32Hour, uint32_t u32Minute, uint32_t u32Second, uint32_t u32TimeMode, uint32_t u32AmPm) -{ - __IO uint32_t u32Reg; - - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - if (u32TimeMode == RTC_CLOCK_12) { - RTC->CLKFMT &= ~RTC_CLKFMT_24HEN_Msk; - - if (u32AmPm == RTC_PM) /* important, range of 12-hour PM mode is 21 up to 32 */ - u32Hour += 20; - } else if(u32TimeMode == RTC_CLOCK_24) { - RTC->CLKFMT |= RTC_CLKFMT_24HEN_Msk; - } - - u32Reg = ((u32Hour / 10) << 20); - u32Reg |= ((u32Hour % 10) << 16); - u32Reg |= ((u32Minute / 10) << 12); - u32Reg |= ((u32Minute % 10) << 8); - u32Reg |= ((u32Second / 10) << 4); - u32Reg |= (u32Second % 10); - - g_u32Reg = u32Reg; - - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - RTC->TIME = (uint32_t)g_u32Reg; - -} - -/** - * @brief This function is used to set alarm date to RTC - * - * @param[in] u32Year The Year Calendar Digit of Alarm Setting - * @param[in] u32Month The Month Calendar Digit of Alarm Setting - * @param[in] u32Day The Day Calendar Digit of Alarm Setting - * - * @return None - * - */ -void RTC_SetAlarmDate(uint32_t u32Year, uint32_t u32Month, uint32_t u32Day) -{ - __IO uint32_t u32Reg; - - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - u32Reg = ((u32Year - RTC_YEAR2000) / 10) << 20; - u32Reg |= (((u32Year - RTC_YEAR2000) % 10) << 16); - u32Reg |= ((u32Month / 10) << 12); - u32Reg |= ((u32Month % 10) << 8); - u32Reg |= ((u32Day / 10) << 4); - u32Reg |= (u32Day % 10); - g_u32Reg = u32Reg; - - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - RTC->CALM = (uint32_t)g_u32Reg; - -} - -/** - * @brief This function is used to set alarm date to RTC - * - * @param[in] u32Hour The Hour Time Digit of Alarm Setting. - * @param[in] u32Minute The Minute Time Digit of Alarm Setting - * @param[in] u32Second The Second Time Digit of Alarm Setting - * @param[in] u32TimeMode The 24-Hour / 12-Hour Time Scale Selection. [ \ref RTC_CLOCK_12 / \ref RTC_CLOCK_24] - * @param[in] u32AmPm 12-hour time scale with AM and PM indication. Only Time Scale select 12-hour used. [ \ref RTC_AM / \ref RTC_PM] - * - * @return None - * - */ -void RTC_SetAlarmTime(uint32_t u32Hour, uint32_t u32Minute, uint32_t u32Second, uint32_t u32TimeMode, uint32_t u32AmPm) -{ - __IO uint32_t u32Reg; - - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - if (u32TimeMode == RTC_CLOCK_12) { - RTC->CLKFMT &= ~RTC_CLKFMT_24HEN_Msk; - - if (u32AmPm == RTC_PM) /* important, range of 12-hour PM mode is 21 up to 32 */ - u32Hour += 20; - } else if(u32TimeMode == RTC_CLOCK_24) { - RTC->CLKFMT |= RTC_CLKFMT_24HEN_Msk; - } - - u32Reg = ((u32Hour / 10) << 20); - u32Reg |= ((u32Hour % 10) << 16); - u32Reg |= ((u32Minute / 10) << 12); - u32Reg |= ((u32Minute % 10) << 8); - u32Reg |= ((u32Second / 10) << 4); - u32Reg |= (u32Second % 10); - - g_u32Reg = u32Reg; - - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - RTC->TALM = (uint32_t)g_u32Reg; - -} - - -/** - * @brief The spare registers access enable - * - * @return None - * - */ -void RTC_EnableSpareAccess(void) -{ - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - RTC->SPRCTL |= RTC_SPRCTL_SPRRWEN_Msk; - - while(!(RTC->SPRCTL & RTC_SPRCTL_SPRRWRDY_Msk)); -} - - -/** - * @brief This function is used to: - * 1. Enable tamper detection function. \n - * 2. Set tamper detect pin number. \n - * 3. Set tamper control register, interrupt. \n - * 4. Clear tamper status. \n - * 5. Destroy Spare Register when tamper detected \n - * - * @param[in] u32PinNumber tamper detect pin number. [ \ref RTC_TAMPER_0 / \ref RTC_TAMPER_1] - * @param[in] u32PinCondition set tamper detection condition: 1=High level detect, 0=Low level detect - * @param[in] u32IntFlag Enable/Disable tamper interrupt: 1=Enable, 0=Disable - * @param[in] u32ClearFlag Clear tamper status - * @param[in] u32DestroyEn Enable/Disable Destroy Spare Register when tamper detected: 1=Enable, 0=Disable - * - * @return None - * - */ -void RTC_EnableTamperDetection(uint32_t u32PinNumber, uint32_t u32PinCondition, uint32_t u32IntFlag, uint32_t u32ClearFlag, uint32_t u32DestroyEn) -{ - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - if(u32PinNumber == RTC_TAMPER_0) { - if(u32ClearFlag) - RTC->TAMPSTS |= RTC_TAMPSTS_TAMPSTS0_Msk; - - if(u32PinCondition) - RTC->TAMPCTL |= RTC_TAMPCTL_TAMPLV0_Msk; - else - RTC->TAMPCTL &= ~RTC_TAMPCTL_TAMPLV0_Msk; - - RTC->TAMPCTL |= RTC_TAMPCTL_TAMPDBEN0_Msk; - RTC->TAMPCTL |= RTC_TAMPCTL_TAMPEN0_Msk; - } else if(u32PinNumber == RTC_TAMPER_1) { - if(u32ClearFlag) - RTC->TAMPSTS |= RTC_TAMPSTS_TAMPSTS1_Msk; - - if(u32PinCondition) - RTC->TAMPCTL |= RTC_TAMPCTL_TAMPLV1_Msk; - else - RTC->TAMPCTL &= ~RTC_TAMPCTL_TAMPLV1_Msk; - - RTC->TAMPCTL |= RTC_TAMPCTL_TAMPDBEN1_Msk; - RTC->TAMPCTL |= RTC_TAMPCTL_TAMPEN1_Msk; - } - - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - if(u32IntFlag) - RTC->TAMPCTL |= RTC_TAMPCTL_TIEN_Msk; - else - RTC->TAMPCTL &= ~RTC_TAMPCTL_TIEN_Msk; - - if(u32DestroyEn) - RTC->TAMPCTL |= RTC_TAMPCTL_DESTROYEN_Msk; - else - RTC->TAMPCTL &= ~RTC_TAMPCTL_DESTROYEN_Msk; - -} - -/** - * @brief This function is used to disable tamper detection function. - * - * @param[in] u32PinNumber tamper detect pin number: \ref RTC_TAMPER_0, \ref RTC_TAMPER_1 - * - * @return None - * - */ -void RTC_DisableTamperDetection(uint32_t u32PinNumber) -{ - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - if(u32PinNumber == RTC_TAMPER_0) { - RTC->TAMPCTL &= ~RTC_TAMPCTL_TAMPEN0_Msk; - } else if(u32PinNumber == RTC_TAMPER_1) { - RTC->TAMPCTL &= ~RTC_TAMPCTL_TAMPEN1_Msk; - } - -} - -/** - * @brief This function is used to get day of week. - * - * @param None - * - * @return Day of week - * - */ -uint32_t RTC_GetDayOfWeek(void) -{ - return (RTC->WEEKDAY & RTC_WEEKDAY_WEEKDAY_Msk); -} - -/** - * @brief The function is used to set time tick period for periodic time tick Interrupt. - * - * @param[in] u32TickSelection - * It is used to set the RTC time tick period for Periodic Time Tick Interrupt request. - * It consists of: \n - * - \ref RTC_TICK_1_SEC : Time tick is 1 second \n - * - \ref RTC_TICK_1_2_SEC : Time tick is 1/2 second \n - * - \ref RTC_TICK_1_4_SEC : Time tick is 1/4 second \n - * - \ref RTC_TICK_1_8_SEC : Time tick is 1/8 second \n - * - \ref RTC_TICK_1_16_SEC : Time tick is 1/16 second \n - * - \ref RTC_TICK_1_32_SEC : Time tick is 1/32 second \n - * - \ref RTC_TICK_1_64_SEC : Time tick is 1/64 second \n - * - \ref RTC_TICK_1_128_SEC : Time tick is 1/128 second - * - * @return None - * - */ -void RTC_SetTickPeriod(uint32_t u32TickSelection) -{ - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - RTC->TICK = RTC->TICK & ~RTC_TICK_TICKSEL_Msk | u32TickSelection; -} - -/** - * @brief The function is used to enable specified interrupt. - * - * @param[in] u32IntFlagMask The structure of interrupt source. It consists of: \n - * \ref RTC_INTEN_ALMIEN_Msk : Alarm interrupt \n - * \ref RTC_INTEN_TICKIEN_Msk : Tick interrupt \n - * - * @return None - * - */ -void RTC_EnableInt(uint32_t u32IntFlagMask) -{ - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - RTC->INTEN |= u32IntFlagMask; -} - -/** - * @brief The function is used to disable specified interrupt. - * - * @param[in] u32IntFlagMask The structure of interrupt source. It consists of: \n - * \ref RTC_INTEN_ALMIEN_Msk : Alarm interrupt \n - * \ref RTC_INTEN_TICKIEN_Msk : Tick interrupt \n - * - * @return None - * - */ -void RTC_DisableInt(uint32_t u32IntFlagMask) -{ - RTC->RWEN = RTC_WRITE_KEY; - while(!(RTC->RWEN & RTC_RWEN_RWENF_Msk)); - - if(u32IntFlagMask & RTC_INTEN_TICKIEN_Msk) { - RTC->INTEN &= ~RTC_INTEN_TICKIEN_Msk; - RTC->INTSTS |= RTC_INTSTS_TICKIF_Msk; - } - - if(u32IntFlagMask & RTC_INTEN_ALMIEN_Msk) { - RTC->INTEN &= ~RTC_INTEN_ALMIEN_Msk; - RTC->INTSTS |= RTC_INTSTS_ALMIF_Msk; - } - -} - -/** - * @brief Disable RTC clock. - * - * @return None - * - */ -void RTC_Close (void) -{ - CLK->APBCLK0 &= ~CLK_APBCLK0_RTCCKEN_Msk; -} - - -/*@}*/ /* end of group NUC472_442_RTC_EXPORTED_FUNCTIONS */ - -/*@}*/ /* end of group NUC472_442_RTC_Driver */ - -/*@}*/ /* end of group NUC472_442_Device_Driver */ - -/*** (C) COPYRIGHT 2013 Nuvoton Technology Corp. ***/ - -