rtc.c 3.5 KB

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  1. /* USER CODE BEGIN Header */
  2. /**
  3. ******************************************************************************
  4. * @file rtc.c
  5. * @brief This file provides code for the configuration
  6. * of the RTC instances.
  7. ******************************************************************************
  8. * @attention
  9. *
  10. * Copyright (c) 2025 STMicroelectronics.
  11. * All rights reserved.
  12. *
  13. * This software is licensed under terms that can be found in the LICENSE file
  14. * in the root directory of this software component.
  15. * If no LICENSE file comes with this software, it is provided AS-IS.
  16. *
  17. ******************************************************************************
  18. */
  19. /* USER CODE END Header */
  20. /* Includes ------------------------------------------------------------------*/
  21. #include "rtc.h"
  22. /* USER CODE BEGIN 0 */
  23. /* USER CODE END 0 */
  24. RTC_HandleTypeDef hrtc;
  25. /* RTC init function */
  26. void MX_RTC_Init(void)
  27. {
  28. /* USER CODE BEGIN RTC_Init 0 */
  29. /* USER CODE END RTC_Init 0 */
  30. RTC_TimeTypeDef sTime = {0};
  31. RTC_DateTypeDef sDate = {0};
  32. /* USER CODE BEGIN RTC_Init 1 */
  33. /* USER CODE END RTC_Init 1 */
  34. /** Initialize RTC Only
  35. */
  36. hrtc.Instance = RTC;
  37. hrtc.Init.HourFormat = RTC_HOURFORMAT_24;
  38. hrtc.Init.AsynchPrediv = 127;
  39. hrtc.Init.SynchPrediv = 255;
  40. hrtc.Init.OutPut = RTC_OUTPUT_DISABLE;
  41. hrtc.Init.OutPutRemap = RTC_OUTPUT_REMAP_NONE;
  42. hrtc.Init.OutPutPolarity = RTC_OUTPUT_POLARITY_HIGH;
  43. hrtc.Init.OutPutType = RTC_OUTPUT_TYPE_OPENDRAIN;
  44. if (HAL_RTC_Init(&hrtc) != HAL_OK)
  45. {
  46. Error_Handler();
  47. }
  48. /* USER CODE BEGIN Check_RTC_BKUP */
  49. /* USER CODE END Check_RTC_BKUP */
  50. /** Initialize RTC and set the Time and Date
  51. */
  52. sTime.Hours = 0x15;
  53. sTime.Minutes = 0x0;
  54. sTime.Seconds = 0x0;
  55. sTime.DayLightSaving = RTC_DAYLIGHTSAVING_NONE;
  56. sTime.StoreOperation = RTC_STOREOPERATION_RESET;
  57. if (HAL_RTC_SetTime(&hrtc, &sTime, RTC_FORMAT_BCD) != HAL_OK)
  58. {
  59. Error_Handler();
  60. }
  61. sDate.WeekDay = RTC_WEEKDAY_MONDAY;
  62. sDate.Month = RTC_MONTH_JANUARY;
  63. sDate.Date = 0x16;
  64. sDate.Year = 0x25;
  65. if (HAL_RTC_SetDate(&hrtc, &sDate, RTC_FORMAT_BCD) != HAL_OK)
  66. {
  67. Error_Handler();
  68. }
  69. /** Enable the WakeUp
  70. */
  71. // if (HAL_RTCEx_SetWakeUpTimer_IT(&hrtc, 2, RTC_WAKEUPCLOCK_CK_SPRE_16BITS) != HAL_OK)
  72. // {
  73. // Error_Handler();
  74. // }
  75. /* USER CODE BEGIN RTC_Init 2 */
  76. /* USER CODE END RTC_Init 2 */
  77. }
  78. void HAL_RTC_MspInit(RTC_HandleTypeDef* rtcHandle)
  79. {
  80. RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
  81. if(rtcHandle->Instance==RTC)
  82. {
  83. /* USER CODE BEGIN RTC_MspInit 0 */
  84. /* USER CODE END RTC_MspInit 0 */
  85. /** Initializes the peripherals clock
  86. */
  87. PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_RTC;
  88. PeriphClkInit.RTCClockSelection = RCC_RTCCLKSOURCE_LSE;
  89. if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
  90. {
  91. Error_Handler();
  92. }
  93. /* RTC clock enable */
  94. __HAL_RCC_RTC_ENABLE();
  95. /* RTC interrupt Init */
  96. HAL_NVIC_SetPriority(RTC_WKUP_IRQn, 5, 0);
  97. HAL_NVIC_EnableIRQ(RTC_WKUP_IRQn);
  98. /* USER CODE BEGIN RTC_MspInit 1 */
  99. /* USER CODE END RTC_MspInit 1 */
  100. }
  101. }
  102. void HAL_RTC_MspDeInit(RTC_HandleTypeDef* rtcHandle)
  103. {
  104. if(rtcHandle->Instance==RTC)
  105. {
  106. /* USER CODE BEGIN RTC_MspDeInit 0 */
  107. /* USER CODE END RTC_MspDeInit 0 */
  108. /* Peripheral clock disable */
  109. __HAL_RCC_RTC_DISABLE();
  110. /* RTC interrupt Deinit */
  111. HAL_NVIC_DisableIRQ(RTC_WKUP_IRQn);
  112. /* USER CODE BEGIN RTC_MspDeInit 1 */
  113. /* USER CODE END RTC_MspDeInit 1 */
  114. }
  115. }
  116. /* USER CODE BEGIN 1 */
  117. /* USER CODE END 1 */