view Small_CPU/Src/rtc.c @ 727:1dca3bb187d7

Enabled CO2 support for beta test phase: The CO2 sensor protocol is now aktivated for the beta phase. depending on the test results the switch may be deactiovated again for the next stable version.
author Ideenmodellierer
date Sat, 14 Jan 2023 20:37:20 +0100
parents f0069f002c55
children
line wrap: on
line source

/**
  ******************************************************************************
  * @file    rtc.c 
  * @author  heinrichs weikamp gmbh
  * @version V0.0.1
  * @date    10-Oct-2014
  * @brief   Source code for rtc control
  *           
  @verbatim                 
  ============================================================================== 
                        ##### How to use #####
  ============================================================================== 
  @endverbatim
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT(c) 2015 heinrichs weikamp</center></h2>
  *
  ******************************************************************************
  */ 
/* Includes ------------------------------------------------------------------*/
#include "rtc.h"
#include "stm32f4xx_hal.h"
#include "stm32f4xx_hal_conf.h"
#include "baseCPU2.h"

RTC_HandleTypeDef RTCHandle;

static void RTC_Error_Handler(void);


void RTC_SetTime(RTC_TimeTypeDef stimestructure)
{

	stimestructure.SubSeconds = 0;
  stimestructure.TimeFormat = RTC_HOURFORMAT_24;
  stimestructure.DayLightSaving = RTC_DAYLIGHTSAVING_NONE ;
  stimestructure.StoreOperation = RTC_STOREOPERATION_RESET;

  if(HAL_RTC_SetTime(&RTCHandle, &stimestructure, FORMAT_BIN) != HAL_OK)
  {
    RTC_Error_Handler(); 
  }
}


void RTC_SetDate(RTC_DateTypeDef sdatestructure)
{
  if(HAL_RTC_SetDate(&RTCHandle, &sdatestructure, FORMAT_BIN) != HAL_OK)
  {
    RTC_Error_Handler(); 
  }
}


/*
static void RTC_CalendarConfig(void)
{
  RTC_DateTypeDef sdatestructure;
  RTC_TimeTypeDef stimestructure;

  //##-1- Configure the Date #################################################
  // Set Date: Monday April 14th 2014 
  sdatestructure.Year = 0;
  sdatestructure.Month = RTC_MONTH_JANUARY;
  sdatestructure.Date = 1;
  sdatestructure.WeekDay = RTC_WEEKDAY_MONDAY;
  
  if(HAL_RTC_SetDate(&RTCHandle,&sdatestructure,FORMAT_BCD) != HAL_OK)
  {
    RTC_Error_Handler(); 
  } 
  
  //##-2- Configure the Time #################################################
  // Set Time: 02:00:00 
  stimestructure.Hours = 0;
  stimestructure.Minutes = 0;
  stimestructure.Seconds = 0;
  stimestructure.DayLightSaving = RTC_DAYLIGHTSAVING_NONE ;
  stimestructure.StoreOperation = RTC_STOREOPERATION_RESET;
  
  if(HAL_RTC_SetTime(&RTCHandle,&stimestructure,FORMAT_BCD) != HAL_OK)
  {
    RTC_Error_Handler(); 
  }
  
  //##-3- Writes a data in a RTC Backup data Register0 #######################
//  HAL_RTCEx_BKUPWrite(&RTCHandle,RTC_BKP_DR0,0x32F2);  
}
*/


  /* ##-1- Configure the RTC peripheral #######################################
		Configure RTC prescaler and RTC data registers 
		RTC configured as follow:
      - Hour Format    = Format 24
      - Asynch Prediv  = Value according to source clock
      - Synch Prediv   = Value according to source clock
      - OutPut         = Output Disable
      - OutPutPolarity = High Polarity
      - OutPutType     = Open Drain 
*/


void MX_RTC_init(void)
{
  /* Initialize RTC */
  RTCHandle.Instance = RTC;
  RTCHandle.Init.HourFormat = RTC_HOURFORMAT_24;
  RTCHandle.Init.AsynchPrediv = 127;
  RTCHandle.Init.SynchPrediv = 255;
  RTCHandle.Init.OutPut = RTC_OUTPUT_DISABLE;
  RTCHandle.Init.OutPutPolarity = RTC_OUTPUT_POLARITY_HIGH;
  RTCHandle.Init.OutPutType = RTC_OUTPUT_TYPE_OPENDRAIN;
  HAL_RTC_Init(&RTCHandle);
}


void RTC_StopMode_2seconds(void)
{
    /* Enable Power Control clock */
    __HAL_RCC_PWR_CLK_ENABLE();

  /* Disable Wake-up timer */
  HAL_RTCEx_DeactivateWakeUpTimer(&RTCHandle);

	/* Enable Wake-up timer */
	HAL_RTCEx_SetWakeUpTimer_IT(&RTCHandle, (0x1000-1), RTC_WAKEUPCLOCK_RTCCLK_DIV16);

	/* FLASH Deep Power Down Mode enabled */
	HAL_PWREx_EnableFlashPowerDown();

	/*## Enter Stop Mode #######################################################*/
	HAL_PWR_EnterSTOPMode(PWR_LOWPOWERREGULATOR_ON, PWR_STOPENTRY_WFI);

	/* Configures system clock after wake-up from STOP: enable HSI, PLL and select 
	PLL as system clock source (HSI and PLL are disabled in STOP mode) */
	SYSCLKConfig_STOP();
	
	HAL_RTCEx_DeactivateWakeUpTimer(&RTCHandle);
}


void RTC_Stop_11ms(void)
{
  /* Disable Wake-up timer */
  HAL_RTCEx_DeactivateWakeUpTimer(&RTCHandle);

	/* Enable Wake-up timer */
	HAL_RTCEx_SetWakeUpTimer_IT(&RTCHandle, (0x18-1), RTC_WAKEUPCLOCK_RTCCLK_DIV16);

	/* FLASH Deep Power Down Mode enabled */
	HAL_PWREx_DisableFlashPowerDown();

	/*## Enter Stop Mode #######################################################*/
	HAL_PWR_EnterSTOPMode(PWR_MAINREGULATOR_ON, PWR_STOPENTRY_WFI);

	/* Configures system clock after wake-up from STOP: enable HSI, PLL and select 
	PLL as system clock source (HSI and PLL are disabled in STOP mode) */
	SYSCLKConfig_STOP();
	
	HAL_RTCEx_DeactivateWakeUpTimer(&RTCHandle);
}


static void RTC_Error_Handler(void)
{
	while(1);
}	


/************************ (C) COPYRIGHT heinrichs weikamp *****END OF FILE****/