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- /* USER CODE BEGIN Header */
- /**
- ******************************************************************************
- * @file : main.c
- * @brief : Main program body
- ******************************************************************************
- * @attention
- *
- * Copyright (c) 2022 STMicroelectronics.
- * All rights reserved.
- *
- * This software is licensed under terms that can be found in the LICENSE file
- * in the root directory of this software component.
- * If no LICENSE file comes with this software, it is provided AS-IS.
- *
- ******************************************************************************
- */
- /* 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 ---------------------------------------------------------*/
- TIM_HandleTypeDef htim3;
- /* USER CODE BEGIN PV */
- volatile uint16_t CH1_FREQ = 0; // ўрёЄюЄр ърэрыр 1
- volatile uint16_t CH2_FREQ = 0; // ўрёЄюЄр ърэрыр 2
- /* USER CODE END PV */
- /* Private function prototypes -----------------------------------------------*/
- void SystemClock_Config(void);
- static void MX_GPIO_Init(void);
- static void MX_TIM3_Init(void);
- /* USER CODE BEGIN PFP */
- uint16_t computePulse(TIM_HandleTypeDef *htim, uint32_t chFrequency);
- void HAL_TIM_OC_DelayElapsedCallback(TIM_HandleTypeDef *htim);
- void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim);
- /* 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_TIM3_Init();
- /* USER CODE BEGIN 2 */
- HAL_TIM_OC_Start_IT(&htim3, TIM_CHANNEL_1); //╟ряєёъ ърэрыр 1
- HAL_TIM_OC_Start_IT(&htim3, TIM_CHANNEL_2); //╟ряєёъ ърэрыр 2
- /* USER CODE END 2 */
- /* Infinite loop */
- /* USER CODE BEGIN WHILE */
- while (1)
- {
- /* USER CODE END WHILE */
- /* USER CODE BEGIN 3 */
- }
- /* USER CODE END 3 */
- }
- /**
- * @brief System Clock Configuration
- * @retval None
- */
- void SystemClock_Config(void)
- {
- RCC_OscInitTypeDef RCC_OscInitStruct = {0};
- RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
- /** Initializes the RCC Oscillators according to the specified parameters
- * in the RCC_OscInitTypeDef structure.
- */
- RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
- 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_MUL12;
- RCC_OscInitStruct.PLL.PREDIV = RCC_PREDIV_DIV1;
- 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_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
- RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
- RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
- if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK)
- {
- Error_Handler();
- }
- }
- /**
- * @brief TIM3 Initialization Function
- * @param None
- * @retval None
- */
- static void MX_TIM3_Init(void)
- {
- /* USER CODE BEGIN TIM3_Init 0 */
- /* USER CODE END TIM3_Init 0 */
- TIM_ClockConfigTypeDef sClockSourceConfig = {0};
- TIM_MasterConfigTypeDef sMasterConfig = {0};
- TIM_OC_InitTypeDef sConfigOC = {0};
- /* USER CODE BEGIN TIM3_Init 1 */
- /* USER CODE END TIM3_Init 1 */
- htim3.Instance = TIM3;
- htim3.Init.Prescaler = 2;
- htim3.Init.CounterMode = TIM_COUNTERMODE_UP;
- htim3.Init.Period = 65535;
- htim3.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
- htim3.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
- if (HAL_TIM_Base_Init(&htim3) != HAL_OK)
- {
- Error_Handler();
- }
- sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL;
- if (HAL_TIM_ConfigClockSource(&htim3, &sClockSourceConfig) != HAL_OK)
- {
- Error_Handler();
- }
- if (HAL_TIM_OC_Init(&htim3) != HAL_OK)
- {
- Error_Handler();
- }
- sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET;
- sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE;
- if (HAL_TIMEx_MasterConfigSynchronization(&htim3, &sMasterConfig) != HAL_OK)
- {
- Error_Handler();
- }
- sConfigOC.OCMode = TIM_OCMODE_TOGGLE;
- sConfigOC.Pulse = 320;
- sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH;
- sConfigOC.OCFastMode = TIM_OCFAST_DISABLE;
- if (HAL_TIM_OC_ConfigChannel(&htim3, &sConfigOC, TIM_CHANNEL_1) != HAL_OK)
- {
- Error_Handler();
- }
- sConfigOC.Pulse = 200;
- if (HAL_TIM_OC_ConfigChannel(&htim3, &sConfigOC, TIM_CHANNEL_2) != HAL_OK)
- {
- Error_Handler();
- }
- /* USER CODE BEGIN TIM3_Init 2 */
- CH1_FREQ = computePulse(&htim3,50000);
- CH2_FREQ = computePulse(&htim3,80000);
- /* USER CODE END TIM3_Init 2 */
- HAL_TIM_MspPostInit(&htim3);
- }
- /**
- * @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_GPIOA_CLK_ENABLE();
- /*Configure GPIO pin Output Level */
- HAL_GPIO_WritePin(GPIOA, GPIO_PIN_5, GPIO_PIN_RESET);
- /*Configure GPIO pin : PA5 */
- GPIO_InitStruct.Pin = GPIO_PIN_5;
- GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
- GPIO_InitStruct.Pull = GPIO_NOPULL;
- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
- HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
- }
- /* USER CODE BEGIN 4 */
- uint16_t computePulse(TIM_HandleTypeDef *htim, uint32_t chFrequency) {
- //╘єэъЎш Ёрёў╕Єр чэрўхэш Pulse ърэрыр.
- uint32_t timFrequency= HAL_RCC_GetPCLK1Freq() / (htim->Instance->PSC + 1);
- return (uint16_t)(timFrequency / chFrequency);}
- void HAL_TIM_OC_DelayElapsedCallback(TIM_HandleTypeDef *htim) {
- //єтхышўє Pulse эр 320 фы ърэрыр 1 (200 фы 2). ╥юуфр ърэры сєфхЄ яхЁхъы■ўрЄ№ё эр цхырхьющ ўрёЄюЄх
- uint32_t pulse;
- /* TIMx_CH1 toggling with frequency = 50KHz */
- if(htim->Channel == HAL_TIM_ACTIVE_CHANNEL_1) {
- pulse = HAL_TIM_ReadCapturedValue(htim, TIM_CHANNEL_1);
- /* Set the Capture Compare Register value */
- __HAL_TIM_SET_COMPARE(htim, TIM_CHANNEL_1, (pulse + CH1_FREQ)); }
- /* TIMx_CH2 toggling with frequency = 80KHz */
- if(htim->Channel == HAL_TIM_ACTIVE_CHANNEL_2) {
- pulse = HAL_TIM_ReadCapturedValue(htim, TIM_CHANNEL_2);
- /* Set the Capture Compare Register value */
- __HAL_TIM_SET_COMPARE(htim, TIM_CHANNEL_2, (pulse + CH2_FREQ)); }
- }
- void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim) {
- //▌Єр ЇєэъЎш т√ч√трхЄё яюёых ёЁрсрЄ√трэш ёюс√Єш UEV, ЁрёўхЄэюх ўрёЄюЄр ёЁрсрЄ√трэш 244,140625 Hz. ┬эхщ ш сєфє ьхэ Є№ яюыюцхэшх LED
- if(htim->Instance == TIM3) HAL_GPIO_TogglePin(GPIOA, GPIO_PIN_5); }
- /* 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 */
- __disable_irq();
- while (1)
- {
- }
- /* 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,
- ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
- /* USER CODE END 6 */
- }
- #endif /* USE_FULL_ASSERT */
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