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- /* USER CODE BEGIN Header */
- /**
- ******************************************************************************
- * @file : main.c
- * @brief : Main program body
- ******************************************************************************
- * @attention
- *
- * <h2><center>© Copyright (c) 2020 STMicroelectronics.
- * All rights reserved.</center></h2>
- *
- * This software component is licensed by ST under BSD 3-Clause license,
- * the "License"; You may not use this file except in compliance with the
- * License. You may obtain a copy of the License at:
- * opensource.org/licenses/BSD-3-Clause
- *
- ******************************************************************************
- */
- /* USER CODE END Header */
- /* Includes ------------------------------------------------------------------*/
- #include "main.h"
-
- /* Private includes ----------------------------------------------------------*/
- /* USER CODE BEGIN Includes */
-
- /* USER CODE END Includes */
-
- /* Private typedef -----------------------------------------------------------*/
- /* USER CODE BEGIN PTD */
-
- /* USER CODE END PTD */
-
- /* Private define ------------------------------------------------------------*/
- /* USER CODE BEGIN PD */
- /* USER CODE END PD */
-
- /* Private macro -------------------------------------------------------------*/
- /* USER CODE BEGIN PM */
-
- /* USER CODE END PM */
-
- /* Private variables ---------------------------------------------------------*/
- RTC_HandleTypeDef hrtc;
- UART_HandleTypeDef huart2;
- RTC_TimeTypeDef sTime;
- RTC_DateTypeDef sDate;
-
-
- /* USER CODE BEGIN PV */
-
- /* USER CODE END PV */
-
- /* Private function prototypes -----------------------------------------------*/
- void SystemClock_Config(void);
- static void MX_GPIO_Init(void);
- static void MX_USART2_UART_Init(void);
- static void MX_RTC_Init(void);
- /* USER CODE BEGIN PFP */
-
- /* USER CODE END PFP */
-
- /* Private user code ---------------------------------------------------------*/
- /* USER CODE BEGIN 0 */
-
- /* USER CODE END 0 */
-
- /**
- * @brief The application entry point.
- * @retval int
- */
- int main(void)
- {
- /* USER CODE BEGIN 1 */
-
- /* USER CODE END 1 */
-
- /* MCU Configuration--------------------------------------------------------*/
-
- /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
- HAL_Init();
-
- /* USER CODE BEGIN Init */
-
- /* USER CODE END Init */
-
- /* Configure the system clock */
- SystemClock_Config();
-
- /* USER CODE BEGIN SysInit */
-
- /* USER CODE END SysInit */
-
- /* Initialize all configured peripherals */
- MX_GPIO_Init();
- MX_USART2_UART_Init();
- MX_RTC_Init();
- /* USER CODE BEGIN 2 */
- uint8_t hours = 0;
- uint8_t minutes = 0;
- uint8_t seconds = 0;
- uint8_t weekDay = 0;
- uint8_t month = 0;
- uint8_t date = 0;
- uint8_t year = 0;
-
- /* USER CODE END 2 */
-
- /* Infinite loop */
- /* USER CODE BEGIN WHILE */
- while (1)
- {
- /* USER CODE END WHILE */
- if (HAL_RTC_GetTime(&hrtc, &sTime, RTC_FORMAT_BIN) == HAL_OK)
- {
- hours = sTime.Hours;
- minutes = sTime.Minutes;
- seconds = sTime.Seconds;
- }
- if (HAL_RTC_GetDate(&hrtc, &sDate, RTC_FORMAT_BIN) == HAL_OK)
- {
- weekDay = sDate.WeekDay;
- month = sDate.Month;
- date = sDate.Date;
- year = sDate.Year;
- }
- HAL_Delay(200);
-
- }
- /* USER CODE END 3 */
- }
-
- /**
- * @brief System Clock Configuration
- * @retval None
- */
- void SystemClock_Config(void)
- {
- RCC_OscInitTypeDef RCC_OscInitStruct = {0};
- RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
- RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
-
- /** Configure the main internal regulator output voltage
- */
- __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
- /** Initializes the RCC Oscillators according to the specified parameters
- * in the RCC_OscInitTypeDef structure.
- */
- RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI|RCC_OSCILLATORTYPE_LSE;
- RCC_OscInitStruct.LSEState = RCC_LSE_ON;
- RCC_OscInitStruct.HSIState = RCC_HSI_ON;
- RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
- RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
- RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
- RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL6;
- RCC_OscInitStruct.PLL.PLLDIV = RCC_PLL_DIV3;
- if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
- {
- Error_Handler();
- }
- /** Initializes the CPU, AHB and APB buses clocks
- */
- RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
- |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
- RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
- RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
- RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
- RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
-
- if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK)
- {
- Error_Handler();
- }
- PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_RTC;
- PeriphClkInit.RTCClockSelection = RCC_RTCCLKSOURCE_LSE;
- if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
- {
- Error_Handler();
- }
- }
-
- /**
- * @brief RTC Initialization Function
- * @param None
- * @retval None
- */
- static void MX_RTC_Init(void)
- {
-
- /* USER CODE BEGIN RTC_Init 0 */
-
- /* USER CODE END RTC_Init 0 */
-
- /* USER CODE BEGIN RTC_Init 1 */
-
- /* USER CODE END RTC_Init 1 */
- /** Initialize RTC Only
- */
- hrtc.Instance = RTC;
- hrtc.Init.HourFormat = RTC_HOURFORMAT_24;
- hrtc.Init.AsynchPrediv = 127;
- hrtc.Init.SynchPrediv = 255;
- hrtc.Init.OutPut = RTC_OUTPUT_DISABLE;
- hrtc.Init.OutPutPolarity = RTC_OUTPUT_POLARITY_HIGH;
- hrtc.Init.OutPutType = RTC_OUTPUT_TYPE_OPENDRAIN;
- if (HAL_RTC_Init(&hrtc) != HAL_OK)
- {
- Error_Handler();
- }
-
- /* USER CODE BEGIN Check_RTC_BKUP */
-
- /* USER CODE END Check_RTC_BKUP */
-
- /** Initialize RTC and set the Time and Date
- */
- sTime.Hours = 23;
- sTime.Minutes = 59;
- sTime.Seconds = 45;
- sTime.DayLightSaving = RTC_DAYLIGHTSAVING_NONE;
- sTime.StoreOperation = RTC_STOREOPERATION_RESET;
- if (HAL_RTC_SetTime(&hrtc, &sTime, RTC_FORMAT_BIN) != HAL_OK)
- {
- Error_Handler();
- }
- sDate.WeekDay = RTC_WEEKDAY_SUNDAY;
- sDate.Month = RTC_MONTH_DECEMBER;
- sDate.Date = 31;
- sDate.Year = 17;
-
- if (HAL_RTC_SetDate(&hrtc, &sDate, RTC_FORMAT_BIN) != HAL_OK)
- {
- Error_Handler();
- }
- /* USER CODE BEGIN RTC_Init 2 */
-
- /* USER CODE END RTC_Init 2 */
-
- }
-
- /**
- * @brief USART2 Initialization Function
- * @param None
- * @retval None
- */
- static void MX_USART2_UART_Init(void)
- {
-
- /* USER CODE BEGIN USART2_Init 0 */
-
- /* USER CODE END USART2_Init 0 */
-
- /* USER CODE BEGIN USART2_Init 1 */
-
- /* USER CODE END USART2_Init 1 */
- huart2.Instance = USART2;
- huart2.Init.BaudRate = 115200;
- huart2.Init.WordLength = UART_WORDLENGTH_8B;
- huart2.Init.StopBits = UART_STOPBITS_1;
- huart2.Init.Parity = UART_PARITY_NONE;
- huart2.Init.Mode = UART_MODE_TX_RX;
- huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
- huart2.Init.OverSampling = UART_OVERSAMPLING_16;
- if (HAL_UART_Init(&huart2) != HAL_OK)
- {
- Error_Handler();
- }
- /* USER CODE BEGIN USART2_Init 2 */
-
- /* USER CODE END USART2_Init 2 */
-
- }
-
- /**
- * @brief GPIO Initialization Function
- * @param None
- * @retval None
- */
- static void MX_GPIO_Init(void)
- {
- GPIO_InitTypeDef GPIO_InitStruct = {0};
-
- /* GPIO Ports Clock Enable */
- __HAL_RCC_GPIOC_CLK_ENABLE();
- __HAL_RCC_GPIOH_CLK_ENABLE();
- __HAL_RCC_GPIOA_CLK_ENABLE();
- __HAL_RCC_GPIOB_CLK_ENABLE();
-
- /*Configure GPIO pin Output Level */
- HAL_GPIO_WritePin(LD2_GPIO_Port, LD2_Pin, GPIO_PIN_RESET);
-
- /*Configure GPIO pin : B1_Pin */
- GPIO_InitStruct.Pin = B1_Pin;
- GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING;
- GPIO_InitStruct.Pull = GPIO_NOPULL;
- HAL_GPIO_Init(B1_GPIO_Port, &GPIO_InitStruct);
-
- /*Configure GPIO pin : LD2_Pin */
- GPIO_InitStruct.Pin = LD2_Pin;
- GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
- GPIO_InitStruct.Pull = GPIO_NOPULL;
- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
- HAL_GPIO_Init(LD2_GPIO_Port, &GPIO_InitStruct);
-
- }
-
- /* USER CODE BEGIN 4 */
-
- /* USER CODE END 4 */
-
- /**
- * @brief This function is executed in case of error occurrence.
- * @retval None
- */
- void Error_Handler(void)
- {
- /* USER CODE BEGIN Error_Handler_Debug */
- /* User can add his own implementation to report the HAL error return state */
-
- /* USER CODE END Error_Handler_Debug */
- }
-
- #ifdef USE_FULL_ASSERT
- /**
- * @brief Reports the name of the source file and the source line number
- * where the assert_param error has occurred.
- * @param file: pointer to the source file name
- * @param line: assert_param error line source number
- * @retval None
- */
- void assert_failed(uint8_t *file, uint32_t line)
- {
- /* USER CODE BEGIN 6 */
- /* User can add his own implementation to report the file name and line number,
- tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
- /* USER CODE END 6 */
- }
- #endif /* USE_FULL_ASSERT */
-
- /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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