RTC auf true
targets/TARGET_Freescale/TARGET_MCUXpresso_MCUS/api/rtc_api.c
- Committer:
- kevman
- Date:
- 2018-11-28
- Revision:
- 0:38ceb79fef03
- Child:
- 2:7aab896b1a3b
File content as of revision 0:38ceb79fef03:
/* mbed Microcontroller Library * Copyright (c) 2006-2013 ARM Limited * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include "rtc_api.h" #if DEVICE_RTC || DEVICE_LPTICKER #include "pinmap.h" #include "fsl_rtc.h" #include "PeripheralPins.h" // changed PeterS static bool rtc_time_set = true; void rtc_init(void) { rtc_config_t rtcConfig; RTC_GetDefaultConfig(&rtcConfig); RTC_Init(RTC, &rtcConfig); RTC_StartTimer(RTC); } void rtc_free(void) { #if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) /* Gate the module clock */ CLOCK_DisableClock(kCLOCK_Rtc0); #endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ } /* * Little check routine to see if the RTC has been initialized and time has been set * 0 = Disabled, 1 = Enabled */ int rtc_isenabled(void) { #if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) CLOCK_EnableClock(kCLOCK_Rtc0); #endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ const bool rtc_init_done = ((RTC->SR & RTC_SR_TCE_MASK) >> RTC_SR_TCE_SHIFT); /* If RTC is not initialized, then disable the clock gate on exit. */ if(!rtc_init_done) { rtc_free(); } return (rtc_init_done & rtc_time_set); } time_t rtc_read(void) { return (time_t)RTC->TSR; } void rtc_write(time_t t) { RTC_StopTimer(RTC); RTC->TSR = t; RTC_StartTimer(RTC); rtc_time_set = true; } #endif