784 lines
24 KiB
C
784 lines
24 KiB
C
|
/**********************************************************************
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||
|
|
* $Id$ lpc17xx_rtc.c 2011-06-06
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|
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*//**
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* @file lpc17xx_rtc.c
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* @brief Contains all functions support for RTC firmware library on LPC17xx
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* @version 3.1
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* @date 6. June. 2011
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* @author NXP MCU SW Application Team
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*
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* Copyright(C) 2011, NXP Semiconductor
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* All rights reserved.
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*
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***********************************************************************
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* Software that is described herein is for illustrative purposes only
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* which provides customers with programming information regarding the
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* products. This software is supplied "AS IS" without any warranties.
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* NXP Semiconductors assumes no responsibility or liability for the
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* use of the software, conveys no license or title under any patent,
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* copyright, or mask work right to the product. NXP Semiconductors
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* reserves the right to make changes in the software without
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* notification. NXP Semiconductors also make no representation or
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* warranty that such application will be suitable for the specified
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* use without further testing or modification.
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* Permission to use, copy, modify, and distribute this software and its
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* documentation is hereby granted, under NXP Semiconductors'
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* relevant copyright in the software, without fee, provided that it
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* is used in conjunction with NXP Semiconductors microcontrollers. This
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* copyright, permission, and disclaimer notice must appear in all copies of
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* this code.
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**********************************************************************/
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/* Peripheral group ----------------------------------------------------------- */
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/** @addtogroup RTC
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* @{
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*/
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/* Includes ------------------------------------------------------------------- */
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#include "lpc17xx_rtc.h"
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#include "lpc17xx_clkpwr.h"
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/* If this source file built with example, the LPC17xx FW library configuration
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* file in each example directory ("lpc17xx_libcfg.h") must be included,
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* otherwise the default FW library configuration file must be included instead
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*/
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#ifdef __BUILD_WITH_EXAMPLE__
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#include "lpc17xx_libcfg.h"
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#else
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#include "lpc17xx_libcfg_default.h"
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#endif /* __BUILD_WITH_EXAMPLE__ */
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#ifdef _RTC
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/* Public Functions ----------------------------------------------------------- */
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/** @addtogroup RTC_Public_Functions
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* @{
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*/
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/********************************************************************//**
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* @brief Initializes the RTC peripheral.
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* @param[in] RTCx RTC peripheral selected, should be LPC_RTC
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* @return None
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*********************************************************************/
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void RTC_Init (LPC_RTC_TypeDef *RTCx)
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{
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CHECK_PARAM(PARAM_RTCx(RTCx));
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/* Set up clock and power for RTC module */
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CLKPWR_ConfigPPWR (CLKPWR_PCONP_PCRTC, ENABLE);
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// Clear all register to be default
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RTCx->ILR = 0x00;
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RTCx->CCR = 0x00;
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RTCx->CIIR = 0x00;
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RTCx->AMR = 0xFF;
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RTCx->CALIBRATION = 0x00;
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}
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/*********************************************************************//**
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* @brief De-initializes the RTC peripheral registers to their
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* default reset values.
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* @param[in] RTCx RTC peripheral selected, should be LPC_RTC
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* @return None
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**********************************************************************/
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void RTC_DeInit(LPC_RTC_TypeDef *RTCx)
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{
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CHECK_PARAM(PARAM_RTCx(RTCx));
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RTCx->CCR = 0x00;
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// Disable power and clock for RTC module
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CLKPWR_ConfigPPWR (CLKPWR_PCONP_PCRTC, DISABLE);
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}
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/*********************************************************************//**
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* @brief Reset clock tick counter in RTC peripheral
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* @param[in] RTCx RTC peripheral selected, should be LPC_RTC
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* @return None
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**********************************************************************/
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void RTC_ResetClockTickCounter(LPC_RTC_TypeDef *RTCx)
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{
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CHECK_PARAM(PARAM_RTCx(RTCx));
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RTCx->CCR |= RTC_CCR_CTCRST;
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RTCx->CCR &= (~RTC_CCR_CTCRST) & RTC_CCR_BITMASK;
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}
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/*********************************************************************//**
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* @brief Start/Stop RTC peripheral
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* @param[in] RTCx RTC peripheral selected, should be LPC_RTC
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* @param[in] NewState New State of this function, should be:
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* - ENABLE: The time counters are enabled
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* - DISABLE: The time counters are disabled
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* @return None
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**********************************************************************/
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void RTC_Cmd (LPC_RTC_TypeDef *RTCx, FunctionalState NewState)
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{
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CHECK_PARAM(PARAM_RTCx(RTCx));
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CHECK_PARAM(PARAM_FUNCTIONALSTATE(NewState));
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if (NewState == ENABLE)
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{
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RTCx->CCR |= RTC_CCR_CLKEN;
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}
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else
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{
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RTCx->CCR &= (~RTC_CCR_CLKEN) & RTC_CCR_BITMASK;
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}
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}
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/*********************************************************************//**
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* @brief Enable/Disable Counter increment interrupt for each time type
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* in RTC peripheral
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* @param[in] RTCx RTC peripheral selected, should be LPC_RTC
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* @param[in] CntIncrIntType: Counter Increment Interrupt type,
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* an increment of this type value below will generates
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* an interrupt, should be:
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* - RTC_TIMETYPE_SECOND
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* - RTC_TIMETYPE_MINUTE
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* - RTC_TIMETYPE_HOUR
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* - RTC_TIMETYPE_DAYOFWEEK
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* - RTC_TIMETYPE_DAYOFMONTH
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* - RTC_TIMETYPE_DAYOFYEAR
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* - RTC_TIMETYPE_MONTH
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* - RTC_TIMETYPE_YEAR
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* @param[in] NewState New State of this function, should be:
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* - ENABLE: Counter Increment interrupt for this
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* time type are enabled
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* - DISABLE: Counter Increment interrupt for this
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* time type are disabled
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* @return None
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**********************************************************************/
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void RTC_CntIncrIntConfig (LPC_RTC_TypeDef *RTCx, uint32_t CntIncrIntType, \
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FunctionalState NewState)
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{
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CHECK_PARAM(PARAM_RTCx(RTCx));
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CHECK_PARAM(PARAM_FUNCTIONALSTATE(NewState));
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CHECK_PARAM(PARAM_RTC_TIMETYPE(CntIncrIntType));
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if (NewState == ENABLE)
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{
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switch (CntIncrIntType)
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{
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case RTC_TIMETYPE_SECOND:
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RTCx->CIIR |= RTC_CIIR_IMSEC;
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break;
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case RTC_TIMETYPE_MINUTE:
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RTCx->CIIR |= RTC_CIIR_IMMIN;
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break;
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case RTC_TIMETYPE_HOUR:
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RTCx->CIIR |= RTC_CIIR_IMHOUR;
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break;
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case RTC_TIMETYPE_DAYOFWEEK:
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RTCx->CIIR |= RTC_CIIR_IMDOW;
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break;
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case RTC_TIMETYPE_DAYOFMONTH:
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RTCx->CIIR |= RTC_CIIR_IMDOM;
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break;
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case RTC_TIMETYPE_DAYOFYEAR:
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RTCx->CIIR |= RTC_CIIR_IMDOY;
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break;
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case RTC_TIMETYPE_MONTH:
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RTCx->CIIR |= RTC_CIIR_IMMON;
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break;
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case RTC_TIMETYPE_YEAR:
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RTCx->CIIR |= RTC_CIIR_IMYEAR;
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break;
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}
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}
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else
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{
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switch (CntIncrIntType)
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{
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case RTC_TIMETYPE_SECOND:
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RTCx->CIIR &= (~RTC_CIIR_IMSEC) & RTC_CIIR_BITMASK;
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break;
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case RTC_TIMETYPE_MINUTE:
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RTCx->CIIR &= (~RTC_CIIR_IMMIN) & RTC_CIIR_BITMASK;
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break;
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case RTC_TIMETYPE_HOUR:
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RTCx->CIIR &= (~RTC_CIIR_IMHOUR) & RTC_CIIR_BITMASK;
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break;
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case RTC_TIMETYPE_DAYOFWEEK:
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RTCx->CIIR &= (~RTC_CIIR_IMDOW) & RTC_CIIR_BITMASK;
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break;
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case RTC_TIMETYPE_DAYOFMONTH:
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RTCx->CIIR &= (~RTC_CIIR_IMDOM) & RTC_CIIR_BITMASK;
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break;
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case RTC_TIMETYPE_DAYOFYEAR:
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RTCx->CIIR &= (~RTC_CIIR_IMDOY) & RTC_CIIR_BITMASK;
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break;
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case RTC_TIMETYPE_MONTH:
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RTCx->CIIR &= (~RTC_CIIR_IMMON) & RTC_CIIR_BITMASK;
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break;
|
||
|
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case RTC_TIMETYPE_YEAR:
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RTCx->CIIR &= (~RTC_CIIR_IMYEAR) & RTC_CIIR_BITMASK;
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break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/*********************************************************************//**
|
||
|
|
* @brief Enable/Disable Alarm interrupt for each time type
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||
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|
* in RTC peripheral
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||
|
|
* @param[in] RTCx RTC peripheral selected, should be LPC_RTC
|
||
|
|
* @param[in] AlarmTimeType: Alarm Time Interrupt type,
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||
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|
* an matching of this type value below with current time
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||
|
|
* in RTC will generates an interrupt, should be:
|
||
|
|
* - RTC_TIMETYPE_SECOND
|
||
|
|
* - RTC_TIMETYPE_MINUTE
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||
|
|
* - RTC_TIMETYPE_HOUR
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|
|
* - RTC_TIMETYPE_DAYOFWEEK
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|
|
* - 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));
|
||
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|
CHECK_PARAM(PARAM_RTC_TIMETYPE(AlarmTimeType));
|
||
|
|
|
||
|
|
if (NewState == ENABLE)
|
||
|
|
{
|
||
|
|
switch (AlarmTimeType)
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||
|
|
{
|
||
|
|
case RTC_TIMETYPE_SECOND:
|
||
|
|
RTCx->AMR &= (~RTC_AMR_AMRSEC) & RTC_AMR_BITMASK;
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||
|
|
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) & 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 ------------------------------ */
|
||
|
|
|