diff options
Diffstat (limited to 'arch/arm/lpc17xx/Drivers/source/lpc17xx_rtc.c')
| -rw-r--r-- | arch/arm/lpc17xx/Drivers/source/lpc17xx_rtc.c | 771 |
1 files changed, 771 insertions, 0 deletions
diff --git a/arch/arm/lpc17xx/Drivers/source/lpc17xx_rtc.c b/arch/arm/lpc17xx/Drivers/source/lpc17xx_rtc.c new file mode 100644 index 0000000..c7c2cdb --- /dev/null +++ b/arch/arm/lpc17xx/Drivers/source/lpc17xx_rtc.c @@ -0,0 +1,771 @@ +/***********************************************************************//**
+ * @file lpc17xx_rtc.c
+ * @brief Contains all functions support for RTC firmware library on LPC17xx
+ * @version 3.0
+ * @date 18. June. 2010
+ * @author NXP MCU SW Application Team
+ **************************************************************************
+ * Software that is described herein is for illustrative purposes only
+ * which provides customers with programming information regarding the
+ * products. This software is supplied "AS IS" without any warranties.
+ * NXP Semiconductors assumes no responsibility or liability for the
+ * use of the software, conveys no license or title under any patent,
+ * copyright, or mask work right to the product. NXP Semiconductors
+ * reserves the right to make changes in the software without
+ * notification. NXP Semiconductors also make no representation or
+ * warranty that such application will be suitable for the specified
+ * use without further testing or modification.
+ **********************************************************************/
+
+
+/* Peripheral group ----------------------------------------------------------- */
+/** @addtogroup RTC
+ * @{
+ */
+
+/* Includes ------------------------------------------------------------------- */
+#include "lpc17xx_rtc.h"
+#include "lpc17xx_clkpwr.h"
+
+
+/* If this source file built with example, the LPC17xx FW library configuration
+ * file in each example directory ("lpc17xx_libcfg.h") must be included,
+ * otherwise the default FW library configuration file must be included instead
+ */
+#ifdef __BUILD_WITH_EXAMPLE__
+#include "lpc17xx_libcfg.h"
+#else
+#include "lpc17xx_libcfg_default.h"
+#endif /* __BUILD_WITH_EXAMPLE__ */
+
+
+#ifdef _RTC
+
+/* Public Functions ----------------------------------------------------------- */
+/** @addtogroup RTC_Public_Functions
+ * @{
+ */
+
+/********************************************************************//**
+ * @brief Initializes the RTC peripheral.
+ * @param[in] RTCx RTC peripheral selected, should be LPC_RTC
+ * @return None
+ *********************************************************************/
+void RTC_Init (LPC_RTC_TypeDef *RTCx)
+{
+ CHECK_PARAM(PARAM_RTCx(RTCx));
+
+ /* Set up clock and power for RTC module */
+ CLKPWR_ConfigPPWR (CLKPWR_PCONP_PCRTC, ENABLE);
+
+ // Clear all register to be default
+ RTCx->ILR = 0x00;
+ RTCx->CCR = 0x00;
+ RTCx->CIIR = 0x00;
+ RTCx->AMR = 0xFF;
+ RTCx->CALIBRATION = 0x00;
+}
+
+
+/*********************************************************************//**
+ * @brief De-initializes the RTC peripheral registers to their
+* default reset values.
+ * @param[in] RTCx RTC peripheral selected, should be LPC_RTC
+ * @return None
+ **********************************************************************/
+void RTC_DeInit(LPC_RTC_TypeDef *RTCx)
+{
+ CHECK_PARAM(PARAM_RTCx(RTCx));
+
+ RTCx->CCR = 0x00;
+ // Disable power and clock for RTC module
+ CLKPWR_ConfigPPWR (CLKPWR_PCONP_PCRTC, DISABLE);
+}
+
+/*********************************************************************//**
+ * @brief Reset clock tick counter in RTC peripheral
+ * @param[in] RTCx RTC peripheral selected, should be LPC_RTC
+ * @return None
+ **********************************************************************/
+void RTC_ResetClockTickCounter(LPC_RTC_TypeDef *RTCx)
+{
+ CHECK_PARAM(PARAM_RTCx(RTCx));
+
+ RTCx->CCR |= RTC_CCR_CTCRST;
+ RTCx->CCR &= (~RTC_CCR_CTCRST) & RTC_CCR_BITMASK;
+}
+
+/*********************************************************************//**
+ * @brief Start/Stop RTC peripheral
+ * @param[in] RTCx RTC peripheral selected, should be LPC_RTC
+ * @param[in] NewState New State of this function, should be:
+ * - ENABLE: The time counters are enabled
+ * - DISABLE: The time counters are disabled
+ * @return None
+ **********************************************************************/
+void RTC_Cmd (LPC_RTC_TypeDef *RTCx, FunctionalState NewState)
+{
+ CHECK_PARAM(PARAM_RTCx(RTCx));
+ CHECK_PARAM(PARAM_FUNCTIONALSTATE(NewState));
+
+ if (NewState == ENABLE)
+ {
+ RTCx->CCR |= RTC_CCR_CLKEN;
+ }
+ else
+ {
+ RTCx->CCR &= (~RTC_CCR_CLKEN) & RTC_CCR_BITMASK;
+ }
+}
+
+
+/*********************************************************************//**
+ * @brief Enable/Disable Counter increment interrupt for each time type
+ * in RTC peripheral
+ * @param[in] RTCx RTC peripheral selected, should be LPC_RTC
+ * @param[in] CntIncrIntType: Counter Increment Interrupt type,
+ * an increment of this type value below will generates
+ * an interrupt, should be:
+ * - RTC_TIMETYPE_SECOND
+ * - RTC_TIMETYPE_MINUTE
+ * - RTC_TIMETYPE_HOUR
+ * - RTC_TIMETYPE_DAYOFWEEK
+ * - RTC_TIMETYPE_DAYOFMONTH
+ * - RTC_TIMETYPE_DAYOFYEAR
+ * - RTC_TIMETYPE_MONTH
+ * - RTC_TIMETYPE_YEAR
+ * @param[in] NewState New State of this function, should be:
+ * - ENABLE: Counter Increment interrupt for this
+ * time type are enabled
+ * - DISABLE: Counter Increment interrupt for this
+ * time type are disabled
+ * @return None
+ **********************************************************************/
+void RTC_CntIncrIntConfig (LPC_RTC_TypeDef *RTCx, uint32_t CntIncrIntType, \
+ FunctionalState NewState)
+{
+ CHECK_PARAM(PARAM_RTCx(RTCx));
+ CHECK_PARAM(PARAM_FUNCTIONALSTATE(NewState));
+ CHECK_PARAM(PARAM_RTC_TIMETYPE(CntIncrIntType));
+
+ if (NewState == ENABLE)
+ {
+ switch (CntIncrIntType)
+ {
+ case RTC_TIMETYPE_SECOND:
+ RTCx->CIIR |= RTC_CIIR_IMSEC;
+ break;
+ case RTC_TIMETYPE_MINUTE:
+ RTCx->CIIR |= RTC_CIIR_IMMIN;
+ break;
+ case RTC_TIMETYPE_HOUR:
+ RTCx->CIIR |= RTC_CIIR_IMHOUR;
+ break;
+ case RTC_TIMETYPE_DAYOFWEEK:
+ RTCx->CIIR |= RTC_CIIR_IMDOW;
+ break;
+ case RTC_TIMETYPE_DAYOFMONTH:
+ RTCx->CIIR |= RTC_CIIR_IMDOM;
+ break;
+ case RTC_TIMETYPE_DAYOFYEAR:
+ RTCx->CIIR |= RTC_CIIR_IMDOY;
+ break;
+ case RTC_TIMETYPE_MONTH:
+ RTCx->CIIR |= RTC_CIIR_IMMON;
+ break;
+ case RTC_TIMETYPE_YEAR:
+ RTCx->CIIR |= RTC_CIIR_IMYEAR;
+ break;
+ }
+ }
+ else
+ {
+ switch (CntIncrIntType)
+ {
+ case RTC_TIMETYPE_SECOND:
+ RTCx->CIIR &= (~RTC_CIIR_IMSEC) & RTC_CIIR_BITMASK;
+ break;
+ case RTC_TIMETYPE_MINUTE:
+ RTCx->CIIR &= (~RTC_CIIR_IMMIN) & RTC_CIIR_BITMASK;
+ break;
+ case RTC_TIMETYPE_HOUR:
+ RTCx->CIIR &= (~RTC_CIIR_IMHOUR) & RTC_CIIR_BITMASK;
+ break;
+ case RTC_TIMETYPE_DAYOFWEEK:
+ RTCx->CIIR &= (~RTC_CIIR_IMDOW) & RTC_CIIR_BITMASK;
+ break;
+ case RTC_TIMETYPE_DAYOFMONTH:
+ RTCx->CIIR &= (~RTC_CIIR_IMDOM) & RTC_CIIR_BITMASK;
+ break;
+ case RTC_TIMETYPE_DAYOFYEAR:
+ RTCx->CIIR &= (~RTC_CIIR_IMDOY) & RTC_CIIR_BITMASK;
+ break;
+ case RTC_TIMETYPE_MONTH:
+ RTCx->CIIR &= (~RTC_CIIR_IMMON) & RTC_CIIR_BITMASK;
+ break;
+ case RTC_TIMETYPE_YEAR:
+ RTCx->CIIR &= (~RTC_CIIR_IMYEAR) & RTC_CIIR_BITMASK;
+ break;
+ }
+ }
+}
+
+
+/*********************************************************************//**
+ * @brief Enable/Disable Alarm interrupt for each time type
+ * in RTC peripheral
+ * @param[in] RTCx RTC peripheral selected, should be LPC_RTC
+ * @param[in] AlarmTimeType: Alarm Time Interrupt type,
+ * an matching of this type value below with current time
+ * in RTC will generates an interrupt, should be:
+ * - RTC_TIMETYPE_SECOND
+ * - RTC_TIMETYPE_MINUTE
+ * - RTC_TIMETYPE_HOUR
+ * - RTC_TIMETYPE_DAYOFWEEK
+ * - RTC_TIMETYPE_DAYOFMONTH
+ * - RTC_TIMETYPE_DAYOFYEAR
+ * - RTC_TIMETYPE_MONTH
+ * - RTC_TIMETYPE_YEAR
+ * @param[in] NewState New State of this function, should be:
+ * - ENABLE: Alarm interrupt for this
+ * time type are enabled
+ * - DISABLE: Alarm interrupt for this
+ * time type are disabled
+ * @return None
+ **********************************************************************/
+void RTC_AlarmIntConfig (LPC_RTC_TypeDef *RTCx, uint32_t AlarmTimeType, \
+ FunctionalState NewState)
+{
+ CHECK_PARAM(PARAM_RTCx(RTCx));
+ CHECK_PARAM(PARAM_FUNCTIONALSTATE(NewState));
+ CHECK_PARAM(PARAM_RTC_TIMETYPE(AlarmTimeType));
+
+ if (NewState == ENABLE)
+ {
+ switch (AlarmTimeType)
+ {
+ case RTC_TIMETYPE_SECOND:
+ RTCx->AMR &= (~RTC_AMR_AMRSEC) & RTC_AMR_BITMASK;
+ break;
+ case RTC_TIMETYPE_MINUTE:
+ RTCx->AMR &= (~RTC_AMR_AMRMIN) & RTC_AMR_BITMASK;
+ break;
+ case RTC_TIMETYPE_HOUR:
+ RTCx->AMR &= (~RTC_AMR_AMRHOUR) & RTC_AMR_BITMASK;
+ break;
+ case RTC_TIMETYPE_DAYOFWEEK:
+ RTCx->AMR &= (~RTC_AMR_AMRDOW) & RTC_AMR_BITMASK;
+ break;
+ case RTC_TIMETYPE_DAYOFMONTH:
+ RTCx->AMR &= (~RTC_AMR_AMRDOM) & RTC_AMR_BITMASK;
+ break;
+ case RTC_TIMETYPE_DAYOFYEAR:
+ RTCx->AMR &= (~RTC_AMR_AMRDOY) & RTC_AMR_BITMASK;
+ break;
+ case RTC_TIMETYPE_MONTH:
+ RTCx->AMR &= (~RTC_AMR_AMRMON) & RTC_AMR_BITMASK;
+ break;
+ case RTC_TIMETYPE_YEAR:
+ RTCx->AMR &= (~RTC_AMR_AMRYEAR) & RTC_AMR_BITMASK;
+ break;
+ }
+ }
+ else
+ {
+ switch (AlarmTimeType)
+ {
+ case RTC_TIMETYPE_SECOND:
+ RTCx->AMR |= (RTC_AMR_AMRSEC);
+ break;
+ case RTC_TIMETYPE_MINUTE:
+ RTCx->AMR |= (RTC_AMR_AMRMIN);
+ break;
+ case RTC_TIMETYPE_HOUR:
+ RTCx->AMR |= (RTC_AMR_AMRHOUR);
+ break;
+ case RTC_TIMETYPE_DAYOFWEEK:
+ RTCx->AMR |= (RTC_AMR_AMRDOW);
+ break;
+ case RTC_TIMETYPE_DAYOFMONTH:
+ RTCx->AMR |= (RTC_AMR_AMRDOM);
+ break;
+ case RTC_TIMETYPE_DAYOFYEAR:
+ RTCx->AMR |= (RTC_AMR_AMRDOY);
+ break;
+ case RTC_TIMETYPE_MONTH:
+ RTCx->AMR |= (RTC_AMR_AMRMON);
+ break;
+ case RTC_TIMETYPE_YEAR:
+ RTCx->AMR |= (RTC_AMR_AMRYEAR);
+ break;
+ }
+ }
+}
+
+
+/*********************************************************************//**
+ * @brief Set current time value for each time type in RTC peripheral
+ * @param[in] RTCx RTC peripheral selected, should be LPC_RTC
+ * @param[in] Timetype: Time Type, should be:
+ * - RTC_TIMETYPE_SECOND
+ * - RTC_TIMETYPE_MINUTE
+ * - RTC_TIMETYPE_HOUR
+ * - RTC_TIMETYPE_DAYOFWEEK
+ * - RTC_TIMETYPE_DAYOFMONTH
+ * - RTC_TIMETYPE_DAYOFYEAR
+ * - RTC_TIMETYPE_MONTH
+ * - RTC_TIMETYPE_YEAR
+ * @param[in] TimeValue Time value to set
+ * @return None
+ **********************************************************************/
+void RTC_SetTime (LPC_RTC_TypeDef *RTCx, uint32_t Timetype, uint32_t TimeValue)
+{
+ CHECK_PARAM(PARAM_RTCx(RTCx));
+ CHECK_PARAM(PARAM_RTC_TIMETYPE(Timetype));
+
+ switch ( Timetype)
+ {
+ case RTC_TIMETYPE_SECOND:
+ CHECK_PARAM(TimeValue < RTC_SECOND_MAX);
+
+ RTCx->SEC = TimeValue & RTC_SEC_MASK;
+ break;
+
+ case RTC_TIMETYPE_MINUTE:
+ CHECK_PARAM(TimeValue < RTC_MINUTE_MAX);
+
+ RTCx->MIN = TimeValue & RTC_MIN_MASK;
+ break;
+
+ case RTC_TIMETYPE_HOUR:
+ CHECK_PARAM(TimeValue < RTC_HOUR_MAX);
+
+ RTCx->HOUR = TimeValue & RTC_HOUR_MASK;
+ break;
+
+ case RTC_TIMETYPE_DAYOFWEEK:
+ CHECK_PARAM(TimeValue < RTC_DAYOFWEEK_MAX);
+
+ RTCx->DOW = TimeValue & RTC_DOW_MASK;
+ break;
+
+ case RTC_TIMETYPE_DAYOFMONTH:
+ CHECK_PARAM((TimeValue < RTC_DAYOFMONTH_MAX) \
+ && (TimeValue > RTC_DAYOFMONTH_MIN));
+
+ RTCx->DOM = TimeValue & RTC_DOM_MASK;
+ break;
+
+ case RTC_TIMETYPE_DAYOFYEAR:
+ CHECK_PARAM((TimeValue > RTC_DAYOFYEAR_MIN) \
+ && (TimeValue < RTC_DAYOFYEAR_MAX));
+
+ RTCx->DOY = TimeValue & RTC_DOY_MASK;
+ break;
+
+ case RTC_TIMETYPE_MONTH:
+ CHECK_PARAM((TimeValue > RTC_MONTH_MIN) \
+ && (TimeValue < RTC_MONTH_MAX));
+
+ RTCx->MONTH = TimeValue & RTC_MONTH_MASK;
+ break;
+
+ case RTC_TIMETYPE_YEAR:
+ CHECK_PARAM(TimeValue < RTC_YEAR_MAX);
+
+ RTCx->YEAR = TimeValue & RTC_YEAR_MASK;
+ break;
+ }
+}
+
+/*********************************************************************//**
+ * @brief Get current time value for each type time type
+ * @param[in] RTCx RTC peripheral selected, should be LPC_RTC
+ * @param[in] Timetype: Time Type, should be:
+ * - RTC_TIMETYPE_SECOND
+ * - RTC_TIMETYPE_MINUTE
+ * - RTC_TIMETYPE_HOUR
+ * - RTC_TIMETYPE_DAYOFWEEK
+ * - RTC_TIMETYPE_DAYOFMONTH
+ * - RTC_TIMETYPE_DAYOFYEAR
+ * - RTC_TIMETYPE_MONTH
+ * - RTC_TIMETYPE_YEAR
+ * @return Value of time according to specified time type
+ **********************************************************************/
+uint32_t RTC_GetTime(LPC_RTC_TypeDef *RTCx, uint32_t Timetype)
+{
+ CHECK_PARAM(PARAM_RTCx(RTCx));
+ CHECK_PARAM(PARAM_RTC_TIMETYPE(Timetype));
+
+ switch (Timetype)
+ {
+ case RTC_TIMETYPE_SECOND:
+ return (RTCx->SEC & RTC_SEC_MASK);
+ case RTC_TIMETYPE_MINUTE:
+ return (RTCx->MIN & RTC_MIN_MASK);
+ case RTC_TIMETYPE_HOUR:
+ return (RTCx->HOUR & RTC_HOUR_MASK);
+ case RTC_TIMETYPE_DAYOFWEEK:
+ return (RTCx->DOW & RTC_DOW_MASK);
+ case RTC_TIMETYPE_DAYOFMONTH:
+ return (RTCx->DOM & RTC_DOM_MASK);
+ case RTC_TIMETYPE_DAYOFYEAR:
+ return (RTCx->DOY & RTC_DOY_MASK);
+ case RTC_TIMETYPE_MONTH:
+ return (RTCx->MONTH & RTC_MONTH_MASK);
+ case RTC_TIMETYPE_YEAR:
+ return (RTCx->YEAR & RTC_YEAR_MASK);
+ default:
+ return (0);
+ }
+}
+
+
+/*********************************************************************//**
+ * @brief Set full of time in RTC peripheral
+ * @param[in] RTCx RTC peripheral selected, should be LPC_RTC
+ * @param[in] pFullTime Pointer to a RTC_TIME_Type structure that
+ * contains time value in full.
+ * @return None
+ **********************************************************************/
+void RTC_SetFullTime (LPC_RTC_TypeDef *RTCx, RTC_TIME_Type *pFullTime)
+{
+ CHECK_PARAM(PARAM_RTCx(RTCx));
+
+ RTCx->DOM = pFullTime->DOM & RTC_DOM_MASK;
+ RTCx->DOW = pFullTime->DOW & RTC_DOW_MASK;
+ RTCx->DOY = pFullTime->DOY & RTC_DOY_MASK;
+ RTCx->HOUR = pFullTime->HOUR & RTC_HOUR_MASK;
+ RTCx->MIN = pFullTime->MIN & RTC_MIN_MASK;
+ RTCx->SEC = pFullTime->SEC & RTC_SEC_MASK;
+ RTCx->MONTH = pFullTime->MONTH & RTC_MONTH_MASK;
+ RTCx->YEAR = pFullTime->YEAR & RTC_YEAR_MASK;
+}
+
+
+/*********************************************************************//**
+ * @brief Get full of time in RTC peripheral
+ * @param[in] RTCx RTC peripheral selected, should be LPC_RTC
+ * @param[in] pFullTime Pointer to a RTC_TIME_Type structure that
+ * will be stored time in full.
+ * @return None
+ **********************************************************************/
+void RTC_GetFullTime (LPC_RTC_TypeDef *RTCx, RTC_TIME_Type *pFullTime)
+{
+ CHECK_PARAM(PARAM_RTCx(RTCx));
+
+ pFullTime->DOM = RTCx->DOM & RTC_DOM_MASK;
+ pFullTime->DOW = RTCx->DOW & RTC_DOW_MASK;
+ pFullTime->DOY = RTCx->DOY & RTC_DOY_MASK;
+ pFullTime->HOUR = RTCx->HOUR & RTC_HOUR_MASK;
+ pFullTime->MIN = RTCx->MIN & RTC_MIN_MASK;
+ pFullTime->SEC = RTCx->SEC & RTC_SEC_MASK;
+ pFullTime->MONTH = RTCx->MONTH & RTC_MONTH_MASK;
+ pFullTime->YEAR = RTCx->YEAR & RTC_YEAR_MASK;
+}
+
+
+/*********************************************************************//**
+ * @brief Set alarm time value for each time type
+ * @param[in] RTCx RTC peripheral selected, should be LPC_RTC
+ * @param[in] Timetype: Time Type, should be:
+ * - RTC_TIMETYPE_SECOND
+ * - RTC_TIMETYPE_MINUTE
+ * - RTC_TIMETYPE_HOUR
+ * - RTC_TIMETYPE_DAYOFWEEK
+ * - RTC_TIMETYPE_DAYOFMONTH
+ * - RTC_TIMETYPE_DAYOFYEAR
+ * - RTC_TIMETYPE_MONTH
+ * - RTC_TIMETYPE_YEAR
+ * @param[in] ALValue Alarm time value to set
+ * @return None
+ **********************************************************************/
+void RTC_SetAlarmTime (LPC_RTC_TypeDef *RTCx, uint32_t Timetype, uint32_t ALValue)
+{
+ CHECK_PARAM(PARAM_RTCx(RTCx));
+
+ switch (Timetype)
+ {
+ case RTC_TIMETYPE_SECOND:
+ CHECK_PARAM(ALValue < RTC_SECOND_MAX);
+
+ RTCx->ALSEC = ALValue & RTC_SEC_MASK;
+ break;
+
+ case RTC_TIMETYPE_MINUTE:
+ CHECK_PARAM(ALValue < RTC_MINUTE_MAX);
+
+ RTCx->ALMIN = ALValue & RTC_MIN_MASK;
+ break;
+
+ case RTC_TIMETYPE_HOUR:
+ CHECK_PARAM(ALValue < RTC_HOUR_MAX);
+
+ RTCx->ALHOUR = ALValue & RTC_HOUR_MASK;
+ break;
+
+ case RTC_TIMETYPE_DAYOFWEEK:
+ CHECK_PARAM(ALValue < RTC_DAYOFWEEK_MAX);
+
+ RTCx->ALDOW = ALValue & RTC_DOW_MASK;
+ break;
+
+ case RTC_TIMETYPE_DAYOFMONTH:
+ CHECK_PARAM((ALValue < RTC_DAYOFMONTH_MAX) \
+ && (ALValue > RTC_DAYOFMONTH_MIN));
+
+ RTCx->ALDOM = ALValue & RTC_DOM_MASK;
+ break;
+
+ case RTC_TIMETYPE_DAYOFYEAR:
+ CHECK_PARAM((ALValue > RTC_DAYOFYEAR_MIN) \
+ && (ALValue < RTC_DAYOFYEAR_MAX));
+
+ RTCx->ALDOY = ALValue & RTC_DOY_MASK;
+ break;
+
+ case RTC_TIMETYPE_MONTH:
+ CHECK_PARAM((ALValue > RTC_MONTH_MIN) \
+ && (ALValue < RTC_MONTH_MAX));
+
+ RTCx->ALMON = ALValue & RTC_MONTH_MASK;
+ break;
+
+ case RTC_TIMETYPE_YEAR:
+ CHECK_PARAM(ALValue < RTC_YEAR_MAX);
+
+ RTCx->ALYEAR = ALValue & RTC_YEAR_MASK;
+ break;
+ }
+}
+
+
+
+/*********************************************************************//**
+ * @brief Get alarm time value for each time type
+ * @param[in] RTCx RTC peripheral selected, should be LPC_RTC
+ * @param[in] Timetype: Time Type, should be:
+ * - RTC_TIMETYPE_SECOND
+ * - RTC_TIMETYPE_MINUTE
+ * - RTC_TIMETYPE_HOUR
+ * - RTC_TIMETYPE_DAYOFWEEK
+ * - RTC_TIMETYPE_DAYOFMONTH
+ * - RTC_TIMETYPE_DAYOFYEAR
+ * - RTC_TIMETYPE_MONTH
+ * - RTC_TIMETYPE_YEAR
+ * @return Value of Alarm time according to specified time type
+ **********************************************************************/
+uint32_t RTC_GetAlarmTime (LPC_RTC_TypeDef *RTCx, uint32_t Timetype)
+{
+ switch (Timetype)
+ {
+ case RTC_TIMETYPE_SECOND:
+ return (RTCx->ALSEC & RTC_SEC_MASK);
+ case RTC_TIMETYPE_MINUTE:
+ return (RTCx->ALMIN & RTC_MIN_MASK);
+ case RTC_TIMETYPE_HOUR:
+ return (RTCx->ALHOUR & RTC_HOUR_MASK);
+ case RTC_TIMETYPE_DAYOFWEEK:
+ return (RTCx->ALDOW & RTC_DOW_MASK);
+ case RTC_TIMETYPE_DAYOFMONTH:
+ return (RTCx->ALDOM & RTC_DOM_MASK);
+ case RTC_TIMETYPE_DAYOFYEAR:
+ return (RTCx->ALDOY & RTC_DOY_MASK);
+ case RTC_TIMETYPE_MONTH:
+ return (RTCx->ALMON & RTC_MONTH_MASK);
+ case RTC_TIMETYPE_YEAR:
+ return (RTCx->ALYEAR & RTC_YEAR_MASK);
+ default:
+ return (0);
+ }
+}
+
+
+/*********************************************************************//**
+ * @brief Set full of alarm time in RTC peripheral
+ * @param[in] RTCx RTC peripheral selected, should be LPC_RTC
+ * @param[in] pFullTime Pointer to a RTC_TIME_Type structure that
+ * contains alarm time value in full.
+ * @return None
+ **********************************************************************/
+void RTC_SetFullAlarmTime (LPC_RTC_TypeDef *RTCx, RTC_TIME_Type *pFullTime)
+{
+ CHECK_PARAM(PARAM_RTCx(RTCx));
+
+ RTCx->ALDOM = pFullTime->DOM & RTC_DOM_MASK;
+ RTCx->ALDOW = pFullTime->DOW & RTC_DOW_MASK;
+ RTCx->ALDOY = pFullTime->DOY & RTC_DOY_MASK;
+ RTCx->ALHOUR = pFullTime->HOUR & RTC_HOUR_MASK;
+ RTCx->ALMIN = pFullTime->MIN & RTC_MIN_MASK;
+ RTCx->ALSEC = pFullTime->SEC & RTC_SEC_MASK;
+ RTCx->ALMON = pFullTime->MONTH & RTC_MONTH_MASK;
+ RTCx->ALYEAR = pFullTime->YEAR & RTC_YEAR_MASK;
+}
+
+
+/*********************************************************************//**
+ * @brief Get full of alarm time in RTC peripheral
+ * @param[in] RTCx RTC peripheral selected, should be LPC_RTC
+ * @param[in] pFullTime Pointer to a RTC_TIME_Type structure that
+ * will be stored alarm time in full.
+ * @return None
+ **********************************************************************/
+void RTC_GetFullAlarmTime (LPC_RTC_TypeDef *RTCx, RTC_TIME_Type *pFullTime)
+{
+ CHECK_PARAM(PARAM_RTCx(RTCx));
+
+ pFullTime->DOM = RTCx->ALDOM & RTC_DOM_MASK;
+ pFullTime->DOW = RTCx->ALDOW & RTC_DOW_MASK;
+ pFullTime->DOY = RTCx->ALDOY & RTC_DOY_MASK;
+ pFullTime->HOUR = RTCx->ALHOUR & RTC_HOUR_MASK;
+ pFullTime->MIN = RTCx->ALMIN & RTC_MIN_MASK;
+ pFullTime->SEC = RTCx->ALSEC & RTC_SEC_MASK;
+ pFullTime->MONTH = RTCx->ALMON & RTC_MONTH_MASK;
+ pFullTime->YEAR = RTCx->ALYEAR & RTC_YEAR_MASK;
+}
+
+
+/*********************************************************************//**
+ * @brief Check whether if specified Location interrupt in
+ * RTC peripheral is set or not
+ * @param[in] RTCx RTC peripheral selected, should be LPC_RTC
+ * @param[in] IntType Interrupt location type, should be:
+ * - RTC_INT_COUNTER_INCREASE: Counter Increment Interrupt
+ * block generated an interrupt.
+ * - RTC_INT_ALARM: Alarm generated an
+ * interrupt.
+ * @return New state of specified Location interrupt in RTC peripheral
+ * (SET or RESET)
+ **********************************************************************/
+IntStatus RTC_GetIntPending (LPC_RTC_TypeDef *RTCx, uint32_t IntType)
+{
+ CHECK_PARAM(PARAM_RTCx(RTCx));
+ CHECK_PARAM(PARAM_RTC_INT(IntType));
+
+ return ((RTCx->ILR & IntType) ? SET : RESET);
+}
+
+
+/*********************************************************************//**
+ * @brief Clear specified Location interrupt pending in
+ * RTC peripheral
+ * @param[in] RTCx RTC peripheral selected, should be LPC_RTC
+ * @param[in] IntType Interrupt location type, should be:
+ * - RTC_INT_COUNTER_INCREASE: Clear Counter Increment
+ * Interrupt pending.
+ * - RTC_INT_ALARM: Clear alarm interrupt pending
+ * @return None
+ **********************************************************************/
+void RTC_ClearIntPending (LPC_RTC_TypeDef *RTCx, uint32_t IntType)
+{
+ CHECK_PARAM(PARAM_RTCx(RTCx));
+ CHECK_PARAM(PARAM_RTC_INT(IntType));
+
+ RTCx->ILR |= IntType;
+}
+
+/*********************************************************************//**
+ * @brief Enable/Disable calibration counter in RTC peripheral
+ * @param[in] RTCx RTC peripheral selected, should be LPC_RTC
+ * @param[in] NewState New State of this function, should be:
+ * - ENABLE: The calibration counter is enabled and counting
+ * - DISABLE: The calibration counter is disabled and reset to zero
+ * @return None
+ **********************************************************************/
+void RTC_CalibCounterCmd(LPC_RTC_TypeDef *RTCx, FunctionalState NewState)
+{
+ CHECK_PARAM(PARAM_RTCx(RTCx));
+ CHECK_PARAM(PARAM_FUNCTIONALSTATE(NewState));
+
+ if (NewState == ENABLE)
+ {
+ RTCx->CCR &= (~RTC_CCR_CCALEN) & RTC_CCR_BITMASK;
+ }
+ else
+ {
+ RTCx->CCR |= RTC_CCR_CCALEN;
+ }
+}
+
+
+/*********************************************************************//**
+ * @brief Configures Calibration in RTC peripheral
+ * @param[in] RTCx RTC peripheral selected, should be LPC_RTC
+ * @param[in] CalibValue Calibration value, should be in range from
+ * 0 to 131,072
+ * @param[in] CalibDir Calibration Direction, should be:
+ * - RTC_CALIB_DIR_FORWARD: Forward calibration
+ * - RTC_CALIB_DIR_BACKWARD: Backward calibration
+ * @return None
+ **********************************************************************/
+void RTC_CalibConfig(LPC_RTC_TypeDef *RTCx, uint32_t CalibValue, uint8_t CalibDir)
+{
+ CHECK_PARAM(PARAM_RTCx(RTCx));
+ CHECK_PARAM(PARAM_RTC_CALIB_DIR(CalibDir));
+ CHECK_PARAM(CalibValue < RTC_CALIBRATION_MAX);
+
+ RTCx->CALIBRATION = ((CalibValue - 1) & RTC_CALIBRATION_CALVAL_MASK) \
+ | ((CalibDir == RTC_CALIB_DIR_BACKWARD) ? RTC_CALIBRATION_LIBDIR : 0);
+}
+
+
+/*********************************************************************//**
+ * @brief Write value to General purpose registers
+ * @param[in] RTCx RTC peripheral selected, should be LPC_RTC
+ * @param[in] Channel General purpose registers Channel number,
+ * should be in range from 0 to 4.
+ * @param[in] Value Value to write
+ * @return None
+ * Note: These General purpose registers can be used to store important
+ * information when the main power supply is off. The value in these
+ * registers is not affected by chip reset.
+ **********************************************************************/
+void RTC_WriteGPREG (LPC_RTC_TypeDef *RTCx, uint8_t Channel, uint32_t Value)
+{
+ uint32_t *preg;
+
+ CHECK_PARAM(PARAM_RTCx(RTCx));
+ CHECK_PARAM(PARAM_RTC_GPREG_CH(Channel));
+
+ preg = (uint32_t *)&RTCx->GPREG0;
+ preg += Channel;
+ *preg = Value;
+}
+
+
+/*********************************************************************//**
+ * @brief Read value from General purpose registers
+ * @param[in] RTCx RTC peripheral selected, should be LPC_RTC
+ * @param[in] Channel General purpose registers Channel number,
+ * should be in range from 0 to 4.
+ * @return Read Value
+ * Note: These General purpose registers can be used to store important
+ * information when the main power supply is off. The value in these
+ * registers is not affected by chip reset.
+ **********************************************************************/
+uint32_t RTC_ReadGPREG (LPC_RTC_TypeDef *RTCx, uint8_t Channel)
+{
+ uint32_t *preg;
+ uint32_t value;
+
+ CHECK_PARAM(PARAM_RTCx(RTCx));
+ CHECK_PARAM(PARAM_RTC_GPREG_CH(Channel));
+
+ preg = (uint32_t *)&RTCx->GPREG0;
+ preg += Channel;
+ value = *preg;
+ return (value);
+}
+
+/**
+ * @}
+ */
+
+#endif /* _RTC */
+
+/**
+ * @}
+ */
+
+/* --------------------------------- End Of File ------------------------------ */
+
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