| 1 | /* USER CODE BEGIN Header */
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| 2 | /**
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| 3 | ******************************************************************************
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| 4 | * @file rtc.c
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| 5 | * @brief This file provides code for the configuration
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| 6 | * of the RTC instances.
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| 7 | ******************************************************************************
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| 8 | * @attention
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| 9 | *
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| 10 | * Copyright (c) 2024 STMicroelectronics.
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| 11 | * All rights reserved.
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| 12 | *
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| 13 | * This software is licensed under terms that can be found in the LICENSE file
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| 14 | * in the root directory of this software component.
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| 15 | * If no LICENSE file comes with this software, it is provided AS-IS.
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| 16 | *
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| 17 | ******************************************************************************
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| 18 | */
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| 19 | /* USER CODE END Header */
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| 20 | /* Includes ------------------------------------------------------------------*/
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| 21 | #include "rtc.h"
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| 22 |
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| 23 | /* USER CODE BEGIN 0 */
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| 24 |
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| 25 | /* USER CODE END 0 */
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| 26 |
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| 27 | RTC_HandleTypeDef hrtc;
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| 28 |
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| 29 | /* RTC init function */
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| 30 | void MX_RTC_Init(void)
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| 31 | {
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| 32 |
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| 33 | /* USER CODE BEGIN RTC_Init 0 */
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| 34 |
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| 35 | /* USER CODE END RTC_Init 0 */
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| 36 |
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| 37 | RTC_TimeTypeDef sTime = {0};
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| 38 | RTC_DateTypeDef sDate = {0};
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| 39 |
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| 40 | /* USER CODE BEGIN RTC_Init 1 */
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| 41 |
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| 42 | /* USER CODE END RTC_Init 1 */
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| 43 |
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| 44 | /** Initialize RTC Only
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| 45 | */
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| 46 | hrtc.Instance = RTC;
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| 47 | hrtc.Init.HourFormat = RTC_HOURFORMAT_24;
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| 48 | hrtc.Init.AsynchPrediv = 127;
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| 49 | hrtc.Init.SynchPrediv = 255;
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| 50 | hrtc.Init.OutPut = RTC_OUTPUT_DISABLE;
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| 51 | hrtc.Init.OutPutPolarity = RTC_OUTPUT_POLARITY_HIGH;
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| 52 | hrtc.Init.OutPutType = RTC_OUTPUT_TYPE_OPENDRAIN;
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| 53 | hrtc.Init.OutPutRemap = RTC_OUTPUT_REMAP_NONE;
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| 54 | if (HAL_RTC_Init(&hrtc) != HAL_OK)
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| 55 | {
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| 56 | Error_Handler();
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| 57 | }
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| 58 |
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| 59 | /* USER CODE BEGIN Check_RTC_BKUP */
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| 60 |
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| 61 | uint32_t firstRunID = HAL_RTCEx_BKUPRead(&hrtc, RTC_DATE_TIME_REG);
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| 62 | if (firstRunID == RTC_DATE_TIME_FIRST_START_ID) return;
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| 63 |
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| 64 | /* USER CODE END Check_RTC_BKUP */
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| 65 |
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| 66 | /** Initialize RTC and set the Time and Date
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| 67 | */
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| 68 | sTime.Hours = 12;
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| 69 | sTime.Minutes = 0;
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| 70 | sTime.Seconds = 0;
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| 71 | sTime.DayLightSaving = RTC_DAYLIGHTSAVING_NONE;
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| 72 | sTime.StoreOperation = RTC_STOREOPERATION_RESET;
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| 73 | if (HAL_RTC_SetTime(&hrtc, &sTime, RTC_FORMAT_BIN) != HAL_OK)
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| 74 | {
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| 75 | Error_Handler();
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| 76 | }
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| 77 | sDate.WeekDay = RTC_WEEKDAY_MONDAY;
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| 78 | sDate.Month = RTC_MONTH_JANUARY;
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| 79 | sDate.Date = 1;
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| 80 | sDate.Year = 25;
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| 81 |
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| 82 | if (HAL_RTC_SetDate(&hrtc, &sDate, RTC_FORMAT_BIN) != HAL_OK)
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| 83 | {
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| 84 | Error_Handler();
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| 85 | }
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| 86 | /* USER CODE BEGIN RTC_Init 2 */
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| 87 |
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| 88 | HAL_RTCEx_BKUPWrite(&hrtc, RTC_DATE_TIME_REG, RTC_DATE_TIME_FIRST_START_ID);
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| 89 |
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| 90 | /* USER CODE END RTC_Init 2 */
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| 91 |
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| 92 | }
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| 93 |
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| 94 | void HAL_RTC_MspInit(RTC_HandleTypeDef* rtcHandle)
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| 95 | {
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| 96 |
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| 97 | RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
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| 98 | if(rtcHandle->Instance==RTC)
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| 99 | {
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| 100 | /* USER CODE BEGIN RTC_MspInit 0 */
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| 101 |
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| 102 | /* USER CODE END RTC_MspInit 0 */
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| 103 |
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| 104 | /** Initializes the peripherals clock
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| 105 | */
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| 106 | PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_RTC;
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| 107 | PeriphClkInitStruct.RTCClockSelection = RCC_RTCCLKSOURCE_LSE;
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| 108 | if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
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| 109 | {
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| 110 | Error_Handler();
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| 111 | }
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| 112 |
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| 113 | /* RTC clock enable */
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| 114 | __HAL_RCC_RTC_ENABLE();
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| 115 | /* USER CODE BEGIN RTC_MspInit 1 */
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| 116 |
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| 117 | /* USER CODE END RTC_MspInit 1 */
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| 118 | }
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| 119 | }
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| 120 |
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| 121 | void HAL_RTC_MspDeInit(RTC_HandleTypeDef* rtcHandle)
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| 122 | {
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| 123 |
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| 124 | if(rtcHandle->Instance==RTC)
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| 125 | {
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| 126 | /* USER CODE BEGIN RTC_MspDeInit 0 */
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| 127 |
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| 128 | /* USER CODE END RTC_MspDeInit 0 */
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| 129 | /* Peripheral clock disable */
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| 130 | __HAL_RCC_RTC_DISABLE();
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| 131 | /* USER CODE BEGIN RTC_MspDeInit 1 */
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| 132 |
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| 133 | /* USER CODE END RTC_MspDeInit 1 */
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| 134 | }
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| 135 | }
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| 136 |
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| 137 | /* USER CODE BEGIN 1 */
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| 138 |
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| 139 | /* USER CODE END 1 */
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