| /* |
| * ------------------------------------------- |
| * MSP432 DriverLib - v3_10_00_09 |
| * ------------------------------------------- |
| * |
| * --COPYRIGHT--,BSD,BSD |
| * Copyright (c) 2014, Texas Instruments Incorporated |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * * Neither the name of Texas Instruments Incorporated nor the names of |
| * its contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, |
| * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * --/COPYRIGHT--*/ |
| #include <rtc_c.h> |
| #include <interrupt.h> |
| #include <debug.h> |
| #include <hw_memmap.h> |
| |
| void RTC_C_startClock(void) |
| { |
| RTC_C->CTL0 = (RTC_C->CTL0 & ~RTC_C_CTL0_KEY_MASK) | RTC_C_KEY; |
| BITBAND_PERI(RTC_C->CTL13, RTC_C_CTL13_HOLD_OFS) = 0; |
| BITBAND_PERI(RTC_C->CTL0, RTC_C_CTL0_KEY_OFS) = 0; |
| } |
| |
| void RTC_C_holdClock(void) |
| { |
| RTC_C->CTL0 = (RTC_C->CTL0 & ~RTC_C_CTL0_KEY_MASK) | RTC_C_KEY; |
| BITBAND_PERI(RTC_C->CTL13, RTC_C_CTL13_HOLD_OFS) = 1; |
| BITBAND_PERI(RTC_C->CTL0, RTC_C_CTL0_KEY_OFS) = 0; |
| } |
| |
| void RTC_C_setCalibrationFrequency(uint_fast16_t frequencySelect) |
| { |
| RTC_C->CTL0 = (RTC_C->CTL0 & ~RTC_C_CTL0_KEY_MASK) | RTC_C_KEY; |
| RTC_C->CTL13 = (RTC_C->CTL13 & ~(RTC_C_CTL13_CALF_3)) | frequencySelect; |
| BITBAND_PERI(RTC_C->CTL0, RTC_C_CTL0_KEY_OFS) = 0; |
| } |
| |
| void RTC_C_setCalibrationData(uint_fast8_t offsetDirection, |
| uint_fast8_t offsetValue) |
| { |
| RTC_C->CTL0 = (RTC_C->CTL0 & ~RTC_C_CTL0_KEY_MASK) | RTC_C_KEY; |
| RTC_C->OCAL = offsetValue + offsetDirection; |
| BITBAND_PERI(RTC_C->CTL0, RTC_C_CTL0_KEY_OFS) = 0; |
| } |
| |
| bool RTC_C_setTemperatureCompensation(uint_fast16_t offsetDirection, |
| uint_fast8_t offsetValue) |
| { |
| while (!BITBAND_PERI(RTC_C->TCMP, RTC_C_TCMP_TCRDY_OFS)) |
| ; |
| |
| RTC_C->TCMP = offsetValue + offsetDirection; |
| |
| if (BITBAND_PERI(RTC_C->TCMP, RTC_C_TCMP_TCOK_OFS)) |
| return true; |
| else |
| return false; |
| } |
| |
| void RTC_C_initCalendar(const RTC_C_Calendar *calendarTime, |
| uint_fast16_t formatSelect) |
| { |
| RTC_C->CTL0 = (RTC_C->CTL0 & ~RTC_C_CTL0_KEY_MASK) | RTC_C_KEY; |
| |
| BITBAND_PERI(RTC_C->CTL13, RTC_C_CTL13_HOLD_OFS) = 1; |
| |
| if (formatSelect) |
| BITBAND_PERI(RTC_C->CTL13, RTC_C_CTL13_BCD_OFS) = 1; |
| else |
| BITBAND_PERI(RTC_C->CTL13, RTC_C_CTL13_BCD_OFS) = 0; |
| |
| RTC_C->TIM0 = (calendarTime->minutes<<RTC_C_TIM0_MIN_OFS) | calendarTime->seconds; |
| RTC_C->TIM1 = (calendarTime->dayOfWeek<<RTC_C_TIM1_DOW_OFS) | calendarTime->hours; |
| RTC_C->DATE = (calendarTime->month<<RTC_C_DATE_MON_OFS) | calendarTime->dayOfmonth; |
| RTC_C->YEAR = calendarTime->year; |
| |
| BITBAND_PERI(RTC_C->CTL0, RTC_C_CTL0_KEY_OFS) = 0; |
| } |
| |
| RTC_C_Calendar RTC_C_getCalendarTime(void) |
| { |
| RTC_C_Calendar tempCal; |
| |
| while (!(BITBAND_PERI(RTC_C->CTL13, RTC_C_CTL13_RDY_OFS))) |
| ; |
| |
| tempCal.seconds = RTC_C->TIM0 & RTC_C_TIM0_SEC_MASK; |
| tempCal.minutes = (RTC_C->TIM0 & RTC_C_TIM0_MIN_MASK)>>RTC_C_TIM0_MIN_OFS; |
| tempCal.hours = RTC_C->TIM1 & RTC_C_TIM1_HOUR_MASK; |
| tempCal.dayOfWeek = (RTC_C->TIM1 & RTC_C_TIM1_DOW_MASK)>>RTC_C_TIM1_DOW_OFS; |
| tempCal.dayOfmonth = RTC_C->DATE & RTC_C_DATE_DAY_MASK; |
| tempCal.month = (RTC_C->DATE & RTC_C_DATE_MON_MASK)>>RTC_C_DATE_MON_OFS; |
| tempCal.year = RTC_C->YEAR; |
| |
| return (tempCal); |
| } |
| |
| void RTC_C_setCalendarAlarm(uint_fast8_t minutesAlarm, uint_fast8_t hoursAlarm, |
| uint_fast8_t dayOfWeekAlarm, uint_fast8_t dayOfmonthAlarm) |
| { |
| //Each of these is XORed with 0x80 to turn on if an integer is passed, |
| //or turn OFF if RTC_ALARM_OFF (0x80) is passed. |
| RTC_C->AMINHR = ((hoursAlarm ^ 0x80) << 8 )| (minutesAlarm ^ 0x80); |
| RTC_C->ADOWDAY = ((dayOfmonthAlarm ^ 0x80) << 8 )| (dayOfWeekAlarm ^ 0x80); |
| } |
| |
| void RTC_C_setCalendarEvent(uint_fast16_t eventSelect) |
| { |
| RTC_C->CTL0 = (RTC_C->CTL0 & ~RTC_C_CTL0_KEY_MASK) | RTC_C_KEY; |
| RTC_C->CTL13 = (RTC_C->CTL13 & ~(RTC_C_CTL13_TEV_3)) | eventSelect; |
| BITBAND_PERI(RTC_C->CTL0, RTC_C_CTL0_KEY_OFS) = 0; |
| } |
| |
| void RTC_C_definePrescaleEvent(uint_fast8_t prescaleSelect, |
| uint_fast8_t prescaleEventDivider) |
| { |
| HWREG8(&RTC_C->PS0CTL + prescaleSelect) &= ~(RTC_C_PS0CTL_RT0IP_7); |
| HWREG8(&RTC_C->PS0CTL + prescaleSelect) |= |
| prescaleEventDivider; |
| } |
| |
| uint_fast8_t RTC_C_getPrescaleValue(uint_fast8_t prescaleSelect) |
| { |
| if (RTC_C_PRESCALE_0 == prescaleSelect) |
| { |
| return (RTC_C->PS & RTC_C_PS_RT0PS_MASK); |
| } else if (RTC_C_PRESCALE_1 == prescaleSelect) |
| { |
| return (RTC_C->PS & RTC_C_PS_RT1PS_MASK)>>RTC_C_PS_RT1PS_OFS; |
| } else |
| { |
| return (0); |
| } |
| } |
| |
| void RTC_C_setPrescaleValue(uint_fast8_t prescaleSelect, |
| uint_fast8_t prescaleCounterValue) |
| { |
| RTC_C->CTL0 = (RTC_C->CTL0 & ~RTC_C_CTL0_KEY_MASK) | RTC_C_KEY; |
| |
| if (RTC_C_PRESCALE_0 == prescaleSelect) |
| { |
| RTC_C->PS = (RTC_C->PS & ~RTC_C_PS_RT0PS_MASK) | prescaleCounterValue; |
| } else if (RTC_C_PRESCALE_1 == prescaleSelect) |
| { |
| RTC_C->PS = (RTC_C->PS & ~RTC_C_PS_RT1PS_MASK) |
| | (prescaleCounterValue << RTC_C_PS_RT1PS_OFS); |
| } |
| |
| BITBAND_PERI(RTC_C->CTL0, RTC_C_CTL0_KEY_OFS) = 0; |
| } |
| |
| uint16_t RTC_C_convertBCDToBinary(uint16_t valueToConvert) |
| { |
| RTC_C->BCD2BIN = valueToConvert; |
| return (RTC_C->BCD2BIN); |
| } |
| |
| uint16_t RTC_C_convertBinaryToBCD(uint16_t valueToConvert) |
| { |
| RTC_C->BIN2BCD = valueToConvert; |
| return (RTC_C->BIN2BCD); |
| } |
| |
| void RTC_C_enableInterrupt(uint8_t interruptMask) |
| { |
| if (interruptMask & (RTC_C_CTL0_OFIE + RTC_C_CTL0_TEVIE + RTC_C_CTL0_AIE |
| + RTC_C_CTL0_RDYIE)) |
| { |
| RTC_C->CTL0 = RTC_C_KEY | (interruptMask |
| & (RTC_C_CTL0_OFIE + RTC_C_CTL0_TEVIE + RTC_C_CTL0_AIE |
| + RTC_C_CTL0_RDYIE)); |
| BITBAND_PERI(RTC_C->CTL0, RTC_C_CTL0_KEY_OFS) = 0; |
| } |
| |
| if (interruptMask & RTC_C_PRESCALE_TIMER0_INTERRUPT) |
| { |
| BITBAND_PERI(RTC_C->PS0CTL, RTC_C_PS0CTL_RT0PSIE_OFS) = 1; |
| } |
| |
| if (interruptMask & RTC_C_PRESCALE_TIMER1_INTERRUPT) |
| { |
| BITBAND_PERI(RTC_C->PS1CTL,RTC_C_PS1CTL_RT1PSIE_OFS) = 1; |
| } |
| } |
| |
| void RTC_C_disableInterrupt(uint8_t interruptMask) |
| { |
| if (interruptMask & (RTC_C_CTL0_OFIE + RTC_C_CTL0_TEVIE + RTC_C_CTL0_AIE |
| + RTC_C_CTL0_RDYIE)) |
| { |
| RTC_C->CTL0 = RTC_C_KEY |
| | (RTC_C->CTL0 & ~((interruptMask | RTC_C_CTL0_KEY_MASK) |
| & (RTC_C_CTL0_OFIE + RTC_C_CTL0_TEVIE + RTC_C_CTL0_AIE |
| + RTC_C_CTL0_RDYIE))); |
| BITBAND_PERI(RTC_C->CTL0, RTC_C_CTL0_KEY_OFS) = 0; |
| } |
| |
| if (interruptMask & RTC_C_PRESCALE_TIMER0_INTERRUPT) |
| { |
| BITBAND_PERI(RTC_C->PS0CTL, RTC_C_PS0CTL_RT0PSIE_OFS) = 0; |
| } |
| |
| if (interruptMask & RTC_C_PRESCALE_TIMER1_INTERRUPT) |
| { |
| BITBAND_PERI(RTC_C->PS1CTL, RTC_C_PS1CTL_RT1PSIE_OFS) = 0; |
| } |
| } |
| |
| uint_fast8_t RTC_C_getInterruptStatus(void) |
| { |
| uint_fast8_t tempInterruptFlagMask = 0x00; |
| uint_fast8_t interruptFlagMask = RTC_C_TIME_EVENT_INTERRUPT |
| | RTC_C_CLOCK_ALARM_INTERRUPT | RTC_C_CLOCK_READ_READY_INTERRUPT |
| | RTC_C_PRESCALE_TIMER0_INTERRUPT | RTC_C_PRESCALE_TIMER1_INTERRUPT |
| | RTC_C_OSCILLATOR_FAULT_INTERRUPT; |
| |
| tempInterruptFlagMask |= (RTC_C->CTL0 & (interruptFlagMask >> 4)); |
| |
| tempInterruptFlagMask = tempInterruptFlagMask << 4; |
| |
| if (interruptFlagMask & RTC_C_PRESCALE_TIMER0_INTERRUPT) |
| { |
| if (BITBAND_PERI(RTC_C->PS0CTL, RTC_C_PS0CTL_RT0PSIFG_OFS)) |
| { |
| tempInterruptFlagMask |= RTC_C_PRESCALE_TIMER0_INTERRUPT; |
| } |
| } |
| |
| if (interruptFlagMask & RTC_C_PRESCALE_TIMER1_INTERRUPT) |
| { |
| if (BITBAND_PERI(RTC_C->PS1CTL, RTC_C_PS1CTL_RT1PSIFG_OFS)) |
| { |
| tempInterruptFlagMask |= RTC_C_PRESCALE_TIMER1_INTERRUPT; |
| } |
| } |
| |
| return (tempInterruptFlagMask); |
| } |
| |
| uint_fast8_t RTC_C_getEnabledInterruptStatus(void) |
| { |
| |
| uint32_t intStatus = RTC_C_getInterruptStatus(); |
| |
| if (!BITBAND_PERI(RTC_C->CTL0, RTC_C_CTL0_OFIE_OFS)) |
| { |
| intStatus &= ~RTC_C_OSCILLATOR_FAULT_INTERRUPT; |
| } |
| |
| if (!BITBAND_PERI(RTC_C->CTL0, RTC_C_CTL0_TEVIE_OFS)) |
| { |
| intStatus &= ~RTC_C_TIME_EVENT_INTERRUPT; |
| } |
| |
| if (!BITBAND_PERI(RTC_C->CTL0, RTC_C_CTL0_AIE_OFS)) |
| { |
| intStatus &= ~RTC_C_CLOCK_ALARM_INTERRUPT; |
| } |
| |
| if (!BITBAND_PERI(RTC_C->CTL0, RTC_C_CTL0_RDYIE_OFS)) |
| { |
| intStatus &= ~RTC_C_CLOCK_READ_READY_INTERRUPT; |
| } |
| |
| if (!BITBAND_PERI(RTC_C->PS0CTL, RTC_C_PS0CTL_RT0PSIE_OFS)) |
| { |
| intStatus &= ~RTC_C_PRESCALE_TIMER0_INTERRUPT; |
| } |
| |
| if (!BITBAND_PERI(RTC_C->PS1CTL, RTC_C_PS1CTL_RT1PSIE_OFS)) |
| { |
| intStatus &= ~RTC_C_PRESCALE_TIMER1_INTERRUPT; |
| } |
| |
| return intStatus; |
| } |
| |
| void RTC_C_clearInterruptFlag(uint_fast8_t interruptFlagMask) |
| { |
| if (interruptFlagMask |
| & (RTC_C_TIME_EVENT_INTERRUPT + RTC_C_CLOCK_ALARM_INTERRUPT |
| + RTC_C_CLOCK_READ_READY_INTERRUPT |
| + RTC_C_OSCILLATOR_FAULT_INTERRUPT)) |
| { |
| RTC_C->CTL0 = RTC_C_KEY |
| | (RTC_C->CTL0 & ~((interruptFlagMask >> 4) | RTC_C_CTL0_KEY_MASK)); |
| BITBAND_PERI(RTC_C->CTL0, RTC_C_CTL0_KEY_OFS) = 0; |
| } |
| |
| if (interruptFlagMask & RTC_C_PRESCALE_TIMER0_INTERRUPT) |
| { |
| BITBAND_PERI(RTC_C->PS0CTL, RTC_C_PS0CTL_RT0PSIFG_OFS) = 0; |
| } |
| |
| if (interruptFlagMask & RTC_C_PRESCALE_TIMER1_INTERRUPT) |
| { |
| BITBAND_PERI(RTC_C->PS1CTL, RTC_C_PS1CTL_RT1PSIFG_OFS) = 0; |
| } |
| } |
| |
| void RTC_C_registerInterrupt(void (*intHandler)(void)) |
| { |
| Interrupt_registerInterrupt(INT_RTC_C, intHandler); |
| Interrupt_enableInterrupt(INT_RTC_C); |
| } |
| |
| void RTC_C_unregisterInterrupt(void) |
| { |
| Interrupt_disableInterrupt(INT_RTC_C); |
| Interrupt_unregisterInterrupt(INT_RTC_C); |
| } |
| |