initial commit of kl25z rtc code. local changes for debug
Fork of KL25Z_RTC by
KL25Z_RTC.cpp
- Committer:
- ftagius
- Date:
- 2015-06-26
- Revision:
- 5:5f49823ac1a3
- Parent:
- 4:3bd0dc0c2b2e
File content as of revision 5:5f49823ac1a3:
/* Copyright (c) 2010-2011 mbed.org, MIT License * * Permission is hereby granted, free of charge, to any person obtaining a copy of this software * and associated documentation files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all copies or * substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include "KL25Z_RTC.h" #include "rtc_api.h" unsigned int _alarm=0; // Value at which tha alarm is set. volatile unsigned int _secIRQ_Done; volatile unsigned int _alrmIRQ_Done; void (*RTC_usr2_fptr)(void); // Pointers to user function called after void (*RTC_usr1_fptr)(void); // IRQ assertion. KL25Z_RTC::KL25Z_RTC( unsigned int alarm) { if ( alarm != 0) _alarm = alarm; } KL25Z_RTC::~KL25Z_RTC() { NVIC_DisableIRQ( RTC_Seconds_IRQn); RTC_usr1_fptr = NULL; RTC->IER &= ~RTC_IER_TSIE_MASK; NVIC_DisableIRQ( RTC_IRQn); RTC_usr2_fptr = NULL; RTC->IER &= ~RTC_IER_TAIE_MASK; // Disable the clock to the RTC module. SIM->SCGC6 &= ~SIM_SCGC6_RTC_MASK; } unsigned int KL25Z_RTC::RTC_GetAlarm( void) { return _alarm; } void KL25Z_RTC::RTC_SetAlarm( unsigned int alarm) { _alarm = alarm; } void KL25Z_RTC::RTC_Start( void) { rtc_init(); NVIC_EnableIRQ( RTC_Seconds_IRQn); //NVIC_EnableIRQ( RTC_IRQn); // causes startup problems? NVIC_SetVector( RTC_Seconds_IRQn, (uint32_t)&_RTC_Seconds_IRQHandler); //NVIC_SetVector( RTC_IRQn, (uint32_t)&_RTC_IRQHandler); // causes startup problems? RTC->TAR = RTC->TSR + _alarm; RTC->IER = RTC_IER_TSIE_MASK | RTC_IER_TAIE_MASK; } void KL25Z_RTC::RTC_Start( void(*sec_ptr)(void), void(*alrm_ptr)(void)) { rtc_init(); RTC->IER = 0; if ( sec_ptr != NULL) { NVIC_EnableIRQ( RTC_Seconds_IRQn); NVIC_SetVector( RTC_Seconds_IRQn, (uint32_t)&_RTC_Seconds_IRQHandler); RTC_usr1_fptr = sec_ptr; RTC->IER |= RTC_IER_TSIE_MASK; } else { NVIC_DisableIRQ( RTC_Seconds_IRQn); RTC->IER &= ~RTC_IER_TSIE_MASK; } if ( alrm_ptr != NULL) { RTC->TAR = RTC->TSR + _alarm; NVIC_EnableIRQ( RTC_IRQn); NVIC_SetVector( RTC_IRQn, (uint32_t)&_RTC_IRQHandler); RTC_usr2_fptr = alrm_ptr; RTC->IER |= RTC_IER_TAIE_MASK; } else { NVIC_DisableIRQ( RTC_IRQn); RTC->IER &= ~RTC_IER_TAIE_MASK; } } unsigned int KL25Z_RTC::RTC_Read( void) { return RTC->TSR; } void KL25Z_RTC::_RTC_IRQHandler(void) { // if ( RTC->SR & 0x04) { // printf("RTC_Alarm\r\n"); RTC->TAR = RTC->TSR + _alarm; // Run the user supplied function if ( RTC_usr2_fptr != NULL) RTC_usr2_fptr(); // _alrmIRQ_Done=1; } } void KL25Z_RTC::_RTC_Seconds_IRQHandler(void) { // _secIRQ_Done=1; // printf("RTC_Seconds_IRQHandler [%0d].\r\n", RTC->TSR); // Run the user supplied function if ( RTC_usr1_fptr != NULL) RTC_usr1_fptr(); } unsigned int KL25Z_RTC::RTC_isIRQSecondDone( void) { if ( _secIRQ_Done) { _secIRQ_Done=0; return 1; } else return 0; } unsigned int KL25Z_RTC::RTC_isIRQAlarmDone( void) { if ( _alrmIRQ_Done) { _alrmIRQ_Done=0; return 1; } else return 0; }