/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file : main.c * @brief : Main program body ****************************************************************************** * @attention * * Copyright (c) 2024 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" #include "adc.h" #include "can.h" #include "dma.h" #include "spi.h" #include "tim.h" #include "usart.h" #include "gpio.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 ---------------------------------------------------------*/ /* USER CODE BEGIN PV */ uint8_t transmitBuffer[BUFFER_SIZE]; uint8_t receiveBuffer[BUFFER_SIZE]; uint8_t cnt2_PA3_level = -1; uint32_t period = 0; uint32_t pulseWidth = 0; uint32_t cnt2_PA3_freqcnt = 0; uint32_t cnt2_PA3_freqcnt0 = 0; float k = 0; uint32_t cnt2_ch4_0 = 0; uint32_t cnt2_ch4_1 = 0; uint32_t cnt2_ch3_1 = 0; uint32_t cnt2_ch3_0 = 0; /* USER CODE END PV */ /* Private function prototypes -----------------------------------------------*/ void SystemClock_Config(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_DMA_Init(); MX_ADC1_Init(); MX_CAN_Init(); MX_SPI1_Init(); MX_TIM1_Init(); MX_TIM2_Init(); MX_TIM3_Init(); MX_USART3_UART_Init(); MX_TIM4_Init(); /* USER CODE BEGIN 2 */ // uint8_t button_down; extern float MAX6675_Temperature; //�?змеренная температура // extern float MAX6675_Correction_additive; //Калибровка смещения // extern float MAX6675_Correction_multiplicative; //Калибровка наклона for (unsigned char i = 0; i < BUFFER_SIZE; i++) { transmitBuffer[i] = i + 1; // transmitBuffer[0] = 0x69; receiveBuffer[i] = 0; } //HAL_UART_Receive_IT(&huart3, receiveBuffer, BUFFER_SIZE); // HAL_UART_Transmit_IT(&huart3, transmitBuffer, BUFFER_SIZE); /* USER CODE END 2 */ /* Infinite loop */ /* USER CODE BEGIN WHILE */ HAL_UART_Receive_IT(&huart3, receiveBuffer, BUFFER_SIZE); HAL_TIM_PWM_Start(&htim2, TIM_CHANNEL_2); HAL_TIM_IC_Start_IT(&htim2, TIM_CHANNEL_3); HAL_TIM_IC_Start_IT(&htim2, TIM_CHANNEL_4); while (1) { MAX6675_Temperature = MAX6675_GetTemperature(SPI1); HAL_Delay(1000); HAL_UART_Transmit_IT(&huart3, transmitBuffer, BUFFER_SIZE); } /* 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}; RCC_PeriphCLKInitTypeDef PeriphClkInit = {0}; /** Initializes the RCC Oscillators according to the specified parameters * in the RCC_OscInitTypeDef structure. */ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE; RCC_OscInitStruct.HSEState = RCC_HSE_ON; RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV2; RCC_OscInitStruct.HSIState = RCC_HSI_ON; RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE; RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9; 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_DIV2; RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK) { Error_Handler(); } PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_ADC; PeriphClkInit.AdcClockSelection = RCC_ADCPCLK2_DIV6; if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) { Error_Handler(); } } /* USER CODE BEGIN 4 */ void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart) { if (huart->Instance == USART3) { // USART3 завершил отправку данных HAL_UART_Transmit_IT(&huart3, transmitBuffer, BUFFER_SIZE); } } void HAL_UART_TxCpltCallback(UART_HandleTypeDef *huart) { if (huart->Instance == USART3) { // USART3 завершил отправку данных HAL_UART_Receive_IT(&huart3, receiveBuffer, BUFFER_SIZE); } } void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin) { /* Prevent unused argument(s) compilation warning */ if (GPIO_Pin == ADR1_Pin) { if (HAL_GPIO_ReadPin(ADR1_GPIO_Port, ADR1_Pin) == 0) { HAL_GPIO_WritePin(LED_GPIO_Port, LED_Pin, GPIO_PIN_SET); } else { HAL_GPIO_WritePin(LED_GPIO_Port, LED_Pin, GPIO_PIN_RESET); } } /* NOTE: This function Should not be modified, when the callback is needed, the HAL_GPIO_EXTI_Callback could be implemented in the user file */ } void HAL_TIM_PeriodElapsedCallback (TIM_HandleTypeDef *htim) { if (htim->Instance == TIM2) { if(htim->Channel == HAL_TIM_ACTIVE_CHANNEL_4) { if(cnt2_PA3_freqcnt0 == cnt2_PA3_freqcnt) { switch (cnt2_PA3_level) { case 0: transmitBuffer[0] = 0x98; case 1: transmitBuffer[0] = 0x99; } } cnt2_PA3_freqcnt0 = cnt2_PA3_freqcnt; } } } void HAL_TIM_IC_CaptureCallback(TIM_HandleTypeDef *htim) { if (htim->Instance == TIM2) { if(htim->Channel == HAL_TIM_ACTIVE_CHANNEL_3) { cnt2_ch3_1 = HAL_TIM_ReadCapturedValue(&htim2, TIM_CHANNEL_3); cnt2_PA3_level = 0; //PA3 low } if(htim->Channel == HAL_TIM_ACTIVE_CHANNEL_4) { // TIM2->CNT = 0; cnt2_PA3_level = 1; //PA3 high cnt2_PA3_freqcnt++; cnt2_ch4_1 = HAL_TIM_ReadCapturedValue(&htim2, TIM_CHANNEL_4); cnt2_ch3_1 = HAL_TIM_ReadCapturedValue(&htim2, TIM_CHANNEL_3); if(cnt2_ch4_0 < cnt2_ch4_1) period = cnt2_ch4_1 - cnt2_ch4_0; else period = htim2.Init.Period - cnt2_ch4_0 + cnt2_ch4_1; if(cnt2_ch4_0 < cnt2_ch3_1)pulseWidth = cnt2_ch3_1 - cnt2_ch4_0; else pulseWidth = htim2.Init.Period - cnt2_ch4_0 + cnt2_ch3_1; transmitBuffer[0] = (uint8_t)(100*(((float)pulseWidth)/((float)period))); transmitBuffer[1] = (uint8_t)(255*pulseWidth/30000); transmitBuffer[2] = (uint8_t)(255*period/30000); if(period == 0) transmitBuffer[0] = 0; cnt2_ch4_0 = cnt2_ch4_1; // cnt_ch3_0 = cnt_ch3_1; } } } /* 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 */