/* 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" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ #include #include /* 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 */ #define SIZE_OF_ARRAY 50 /* USER CODE END PM */ /* Private variables ---------------------------------------------------------*/ ADC_HandleTypeDef hadc1; UART_HandleTypeDef huart1; PCD_HandleTypeDef hpcd_USB_OTG_FS; /* USER CODE BEGIN PV */ /* USER CODE END PV */ /* Private function prototypes -----------------------------------------------*/ void SystemClock_Config(void); static void SystemPower_Config(void); static void MX_GPIO_Init(void); static void MX_ADC1_Init(void); static void MX_ICACHE_Init(void); static void MX_UCPD1_Init(void); static void MX_USART1_UART_Init(void); static void MX_USB_OTG_FS_PCD_Init(void); /* USER CODE BEGIN PFP */ /* USER CODE END PFP */ /* Private user code ---------------------------------------------------------*/ /* USER CODE BEGIN 0 */ uint8_t tx_buff[]={65,66,67,68,69,70,71,72,73,74}; //ABCDEFGHIJ in ASCII code uint8_t rx_buff[SIZE_OF_ARRAY]; // This is where the interrupt puts the message uint8_t rx_buff_save[SIZE_OF_ARRAY]; // This array is used to store data, to ensure interrupt isn't there for too long. /* 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(); /* Configure the System Power */ SystemPower_Config(); /* USER CODE BEGIN SysInit */ /* USER CODE END SysInit */ /* Initialize all configured peripherals */ MX_GPIO_Init(); MX_ADC1_Init(); MX_ICACHE_Init(); MX_UCPD1_Init(); MX_USART1_UART_Init(); MX_USB_OTG_FS_PCD_Init(); /* USER CODE BEGIN 2 */ HAL_UART_Receive_IT(&huart1, rx_buff, SIZE_OF_ARRAY); /* USER CODE END 2 */ /* Infinite loop */ /* USER CODE BEGIN WHILE */ while (1) { /* USER CODE END WHILE */ /* USER CODE BEGIN 3 */ for (int i=0; i <476735; i++ ) printf("%d", i); HAL_GPIO_TogglePin(GPIOG, GPIO_PIN_2); // Red LED // HAL_UART_Transmit_IT(&huart1, tx_buff, 10); // HAL_Delay(10000); } /* USER CODE END 3 */ } /** * @brief System Clock Configuration * @retval None */ void SystemClock_Config(void) { RCC_OscInitTypeDef RCC_OscInitStruct = {0}; RCC_ClkInitTypeDef RCC_ClkInitStruct = {0}; /** Configure the main internal regulator output voltage */ if (HAL_PWREx_ControlVoltageScaling(PWR_REGULATOR_VOLTAGE_SCALE1) != HAL_OK) { Error_Handler(); } /** Initializes the CPU, AHB and APB buses clocks */ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI48|RCC_OSCILLATORTYPE_HSI |RCC_OSCILLATORTYPE_MSI; RCC_OscInitStruct.HSIState = RCC_HSI_ON; RCC_OscInitStruct.HSI48State = RCC_HSI48_ON; RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT; RCC_OscInitStruct.MSIState = RCC_MSI_ON; RCC_OscInitStruct.MSICalibrationValue = RCC_MSICALIBRATION_DEFAULT; RCC_OscInitStruct.MSIClockRange = RCC_MSIRANGE_4; RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_MSI; RCC_OscInitStruct.PLL.PLLMBOOST = RCC_PLLMBOOST_DIV1; RCC_OscInitStruct.PLL.PLLM = 1; RCC_OscInitStruct.PLL.PLLN = 80; RCC_OscInitStruct.PLL.PLLP = 2; RCC_OscInitStruct.PLL.PLLQ = 2; RCC_OscInitStruct.PLL.PLLR = 2; RCC_OscInitStruct.PLL.PLLRGE = RCC_PLLVCIRANGE_0; RCC_OscInitStruct.PLL.PLLFRACN = 0; 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_CLOCKTYPE_PCLK3; RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1; RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; RCC_ClkInitStruct.APB3CLKDivider = RCC_HCLK_DIV1; if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_4) != HAL_OK) { Error_Handler(); } } /** * @brief Power Configuration * @retval None */ static void SystemPower_Config(void) { HAL_PWREx_EnableVddIO2(); /* * Switch to SMPS regulator instead of LDO */ if (HAL_PWREx_ConfigSupply(PWR_SMPS_SUPPLY) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN PWR */ /* USER CODE END PWR */ } /** * @brief ADC1 Initialization Function * @param None * @retval None */ static void MX_ADC1_Init(void) { /* USER CODE BEGIN ADC1_Init 0 */ /* USER CODE END ADC1_Init 0 */ /* USER CODE BEGIN ADC1_Init 1 */ /* USER CODE END ADC1_Init 1 */ /** Common config */ hadc1.Instance = ADC1; hadc1.Init.ClockPrescaler = ADC_CLOCK_ASYNC_DIV1; hadc1.Init.Resolution = ADC_RESOLUTION_14B; hadc1.Init.GainCompensation = 0; hadc1.Init.ScanConvMode = ADC_SCAN_DISABLE; hadc1.Init.EOCSelection = ADC_EOC_SINGLE_CONV; hadc1.Init.LowPowerAutoWait = DISABLE; hadc1.Init.ContinuousConvMode = DISABLE; hadc1.Init.NbrOfConversion = 1; hadc1.Init.DiscontinuousConvMode = DISABLE; hadc1.Init.DMAContinuousRequests = DISABLE; hadc1.Init.TriggerFrequencyMode = ADC_TRIGGER_FREQ_HIGH; hadc1.Init.Overrun = ADC_OVR_DATA_PRESERVED; hadc1.Init.LeftBitShift = ADC_LEFTBITSHIFT_NONE; hadc1.Init.ConversionDataManagement = ADC_CONVERSIONDATA_DR; hadc1.Init.OversamplingMode = DISABLE; if (HAL_ADC_Init(&hadc1) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN ADC1_Init 2 */ /* USER CODE END ADC1_Init 2 */ } /** * @brief ICACHE Initialization Function * @param None * @retval None */ static void MX_ICACHE_Init(void) { /* USER CODE BEGIN ICACHE_Init 0 */ /* USER CODE END ICACHE_Init 0 */ /* USER CODE BEGIN ICACHE_Init 1 */ /* USER CODE END ICACHE_Init 1 */ /** Enable instruction cache in 1-way (direct mapped cache) */ if (HAL_ICACHE_ConfigAssociativityMode(ICACHE_1WAY) != HAL_OK) { Error_Handler(); } if (HAL_ICACHE_Enable() != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN ICACHE_Init 2 */ /* USER CODE END ICACHE_Init 2 */ } /** * @brief UCPD1 Initialization Function * @param None * @retval None */ static void MX_UCPD1_Init(void) { /* USER CODE BEGIN UCPD1_Init 0 */ /* USER CODE END UCPD1_Init 0 */ LL_GPIO_InitTypeDef GPIO_InitStruct = {0}; /* Peripheral clock enable */ LL_APB1_GRP2_EnableClock(LL_APB1_GRP2_PERIPH_UCPD1); LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_GPIOB); LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_GPIOA); /**UCPD1 GPIO Configuration PB15 ------> UCPD1_CC2 PA15 (JTDI) ------> UCPD1_CC1 */ GPIO_InitStruct.Pin = LL_GPIO_PIN_15; GPIO_InitStruct.Mode = LL_GPIO_MODE_ANALOG; GPIO_InitStruct.Pull = LL_GPIO_PULL_NO; LL_GPIO_Init(GPIOB, &GPIO_InitStruct); GPIO_InitStruct.Pin = LL_GPIO_PIN_15; GPIO_InitStruct.Mode = LL_GPIO_MODE_ANALOG; GPIO_InitStruct.Pull = LL_GPIO_PULL_NO; LL_GPIO_Init(GPIOA, &GPIO_InitStruct); /* USER CODE BEGIN UCPD1_Init 1 */ /* USER CODE END UCPD1_Init 1 */ /* USER CODE BEGIN UCPD1_Init 2 */ /* USER CODE END UCPD1_Init 2 */ } /** * @brief USART1 Initialization Function * @param None * @retval None */ static void MX_USART1_UART_Init(void) { /* USER CODE BEGIN USART1_Init 0 */ /* USER CODE END USART1_Init 0 */ /* USER CODE BEGIN USART1_Init 1 */ /* USER CODE END USART1_Init 1 */ huart1.Instance = USART1; huart1.Init.BaudRate = 115200; huart1.Init.WordLength = UART_WORDLENGTH_8B; huart1.Init.StopBits = UART_STOPBITS_1; huart1.Init.Parity = UART_PARITY_NONE; huart1.Init.Mode = UART_MODE_TX_RX; huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE; huart1.Init.OverSampling = UART_OVERSAMPLING_16; huart1.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE; huart1.Init.ClockPrescaler = UART_PRESCALER_DIV1; huart1.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT; if (HAL_UART_Init(&huart1) != HAL_OK) { Error_Handler(); } if (HAL_UARTEx_SetTxFifoThreshold(&huart1, UART_TXFIFO_THRESHOLD_1_8) != HAL_OK) { Error_Handler(); } if (HAL_UARTEx_SetRxFifoThreshold(&huart1, UART_RXFIFO_THRESHOLD_1_8) != HAL_OK) { Error_Handler(); } if (HAL_UARTEx_DisableFifoMode(&huart1) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN USART1_Init 2 */ /* USER CODE END USART1_Init 2 */ } /** * @brief USB_OTG_FS Initialization Function * @param None * @retval None */ static void MX_USB_OTG_FS_PCD_Init(void) { /* USER CODE BEGIN USB_OTG_FS_Init 0 */ /* USER CODE END USB_OTG_FS_Init 0 */ /* USER CODE BEGIN USB_OTG_FS_Init 1 */ /* USER CODE END USB_OTG_FS_Init 1 */ hpcd_USB_OTG_FS.Instance = USB_OTG_FS; hpcd_USB_OTG_FS.Init.dev_endpoints = 6; hpcd_USB_OTG_FS.Init.speed = PCD_SPEED_FULL; hpcd_USB_OTG_FS.Init.phy_itface = PCD_PHY_EMBEDDED; hpcd_USB_OTG_FS.Init.Sof_enable = DISABLE; hpcd_USB_OTG_FS.Init.low_power_enable = DISABLE; hpcd_USB_OTG_FS.Init.lpm_enable = DISABLE; hpcd_USB_OTG_FS.Init.battery_charging_enable = DISABLE; hpcd_USB_OTG_FS.Init.use_dedicated_ep1 = DISABLE; hpcd_USB_OTG_FS.Init.vbus_sensing_enable = DISABLE; hpcd_USB_OTG_FS.Init.dma_enable = DISABLE; if (HAL_PCD_Init(&hpcd_USB_OTG_FS) != HAL_OK) { Error_Handler(); } /* USER CODE BEGIN USB_OTG_FS_Init 2 */ /* USER CODE END USB_OTG_FS_Init 2 */ } /** * @brief GPIO Initialization Function * @param None * @retval None */ static void MX_GPIO_Init(void) { GPIO_InitTypeDef GPIO_InitStruct = {0}; /* USER CODE BEGIN MX_GPIO_Init_1 */ /* USER CODE END MX_GPIO_Init_1 */ /* GPIO Ports Clock Enable */ __HAL_RCC_GPIOC_CLK_ENABLE(); __HAL_RCC_GPIOB_CLK_ENABLE(); __HAL_RCC_GPIOG_CLK_ENABLE(); __HAL_RCC_GPIOA_CLK_ENABLE(); /*Configure GPIO pin Output Level */ HAL_GPIO_WritePin(LED_RED_GPIO_Port, LED_RED_Pin, GPIO_PIN_RESET); /*Configure GPIO pin Output Level */ HAL_GPIO_WritePin(LED_GREEN_GPIO_Port, LED_GREEN_Pin, GPIO_PIN_RESET); /*Configure GPIO pin Output Level */ HAL_GPIO_WritePin(GPIOB, UCPD_DBn_Pin|LED_BLUE_Pin, GPIO_PIN_RESET); /*Configure GPIO pin : USER_BUTTON_Pin */ GPIO_InitStruct.Pin = USER_BUTTON_Pin; GPIO_InitStruct.Mode = GPIO_MODE_IT_FALLING; GPIO_InitStruct.Pull = GPIO_NOPULL; HAL_GPIO_Init(USER_BUTTON_GPIO_Port, &GPIO_InitStruct); /*Configure GPIO pin : UCPD_FLT_Pin */ GPIO_InitStruct.Pin = UCPD_FLT_Pin; GPIO_InitStruct.Mode = GPIO_MODE_INPUT; GPIO_InitStruct.Pull = GPIO_NOPULL; HAL_GPIO_Init(UCPD_FLT_GPIO_Port, &GPIO_InitStruct); /*Configure GPIO pin : LED_RED_Pin */ GPIO_InitStruct.Pin = LED_RED_Pin; GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; GPIO_InitStruct.Pull = GPIO_PULLUP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH; HAL_GPIO_Init(LED_RED_GPIO_Port, &GPIO_InitStruct); /*Configure GPIO pin : LED_GREEN_Pin */ GPIO_InitStruct.Pin = LED_GREEN_Pin; GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; GPIO_InitStruct.Pull = GPIO_PULLUP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH; HAL_GPIO_Init(LED_GREEN_GPIO_Port, &GPIO_InitStruct); /*Configure GPIO pin : UCPD_DBn_Pin */ GPIO_InitStruct.Pin = UCPD_DBn_Pin; GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; HAL_GPIO_Init(UCPD_DBn_GPIO_Port, &GPIO_InitStruct); /*Configure GPIO pin : LED_BLUE_Pin */ GPIO_InitStruct.Pin = LED_BLUE_Pin; GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; GPIO_InitStruct.Pull = GPIO_PULLUP; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH; HAL_GPIO_Init(LED_BLUE_GPIO_Port, &GPIO_InitStruct); /* USER CODE BEGIN MX_GPIO_Init_2 */ /* USER CODE END MX_GPIO_Init_2 */ } /* USER CODE BEGIN 4 */ void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart) { HAL_UART_Receive_IT(&huart1, rx_buff, SIZE_OF_ARRAY); //You need to toggle a breakpoint on this line! memcpy(rx_buff_save, rx_buff, strlen(rx_buff)); memset(rx_buff, '\0', sizeof(rx_buff)); // Clearing the rx_buff } /* 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 */