--- /dev/null
+/* USER CODE BEGIN Header */\r
+/**\r
+ ******************************************************************************\r
+ * @file : main.c\r
+ * @brief : Main program body\r
+ ******************************************************************************\r
+ * @attention\r
+ *\r
+ * <h2><center>© Copyright (c) 2020 STMicroelectronics.\r
+ * All rights reserved.</center></h2>\r
+ *\r
+ * This software component is licensed by ST under BSD 3-Clause license,\r
+ * the "License"; You may not use this file except in compliance with the\r
+ * License. You may obtain a copy of the License at:\r
+ * opensource.org/licenses/BSD-3-Clause\r
+ *\r
+ ******************************************************************************\r
+ */\r
+/* USER CODE END Header */\r
+\r
+/* Includes ------------------------------------------------------------------*/\r
+#include "main.h"\r
+\r
+/* Private includes ----------------------------------------------------------*/\r
+/* USER CODE BEGIN Includes */\r
+#include "app_main.h"\r
+/* USER CODE END Includes */\r
+\r
+/* Private typedef -----------------------------------------------------------*/\r
+/* USER CODE BEGIN PTD */\r
+\r
+/* USER CODE END PTD */\r
+\r
+/* Private define ------------------------------------------------------------*/\r
+/* USER CODE BEGIN PD */\r
+/* USER CODE END PD */\r
+\r
+/* Private macro -------------------------------------------------------------*/\r
+/* USER CODE BEGIN PM */\r
+\r
+/* USER CODE END PM */\r
+\r
+/* Private variables ---------------------------------------------------------*/\r
+UART_HandleTypeDef huart2;\r
+\r
+/* USER CODE BEGIN PV */\r
+\r
+/* USER CODE END PV */\r
+\r
+/* Private function prototypes -----------------------------------------------*/\r
+void SystemClock_Config(void);\r
+static void MX_GPIO_Init(void);\r
+static void MX_USART2_UART_Init(void);\r
+/* USER CODE BEGIN PFP */\r
+\r
+/* USER CODE END PFP */\r
+\r
+/* Private user code ---------------------------------------------------------*/\r
+/* USER CODE BEGIN 0 */\r
+\r
+/* USER CODE END 0 */\r
+\r
+/**\r
+ * @brief The application entry point.\r
+ * @retval int\r
+ */\r
+int main(void)\r
+{\r
+ /* USER CODE BEGIN 1 */\r
+\r
+ /* USER CODE END 1 */\r
+ \r
+\r
+ /* MCU Configuration--------------------------------------------------------*/\r
+\r
+ /* Reset of all peripherals, Initializes the Flash interface and the Systick. */\r
+ HAL_Init();\r
+\r
+ /* USER CODE BEGIN Init */\r
+\r
+ /* USER CODE END Init */\r
+\r
+ /* Configure the system clock */\r
+ SystemClock_Config();\r
+\r
+ /* USER CODE BEGIN SysInit */\r
+\r
+ /* USER CODE END SysInit */\r
+\r
+ /* Initialize all configured peripherals */\r
+ MX_GPIO_Init();\r
+ MX_USART2_UART_Init();\r
+ /* USER CODE BEGIN 2 */\r
+ /* Call our entry point. */\r
+ app_main();\r
+ /* USER CODE END 2 */\r
+\r
+ /* Infinite loop */\r
+ /* USER CODE BEGIN WHILE */\r
+ while (1)\r
+ {\r
+ /* USER CODE END WHILE */\r
+\r
+ /* USER CODE BEGIN 3 */\r
+ }\r
+ /* USER CODE END 3 */\r
+}\r
+\r
+/**\r
+ * @brief System Clock Configuration\r
+ * @retval None\r
+ */\r
+void SystemClock_Config(void)\r
+{\r
+ RCC_OscInitTypeDef RCC_OscInitStruct = {0};\r
+ RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};\r
+\r
+ /** Configure the main internal regulator output voltage \r
+ */\r
+ __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);\r
+ /** Initializes the CPU, AHB and APB busses clocks \r
+ */\r
+ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;\r
+ RCC_OscInitStruct.HSIState = RCC_HSI_ON;\r
+ RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;\r
+ RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;\r
+ RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;\r
+ RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL6;\r
+ RCC_OscInitStruct.PLL.PLLDIV = RCC_PLL_DIV3;\r
+ if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)\r
+ {\r
+ Error_Handler();\r
+ }\r
+ /** Initializes the CPU, AHB and APB busses clocks \r
+ */\r
+ RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK\r
+ |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;\r
+ RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;\r
+ RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;\r
+ RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;\r
+ RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;\r
+\r
+ if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK)\r
+ {\r
+ Error_Handler();\r
+ }\r
+}\r
+\r
+/**\r
+ * @brief USART2 Initialization Function\r
+ * @param None\r
+ * @retval None\r
+ */\r
+static void MX_USART2_UART_Init(void)\r
+{\r
+\r
+ /* USER CODE BEGIN USART2_Init 0 */\r
+\r
+ /* USER CODE END USART2_Init 0 */\r
+\r
+ /* USER CODE BEGIN USART2_Init 1 */\r
+\r
+ /* USER CODE END USART2_Init 1 */\r
+ huart2.Instance = USART2;\r
+ huart2.Init.BaudRate = 115200;\r
+ huart2.Init.WordLength = UART_WORDLENGTH_8B;\r
+ huart2.Init.StopBits = UART_STOPBITS_1;\r
+ huart2.Init.Parity = UART_PARITY_NONE;\r
+ huart2.Init.Mode = UART_MODE_TX_RX;\r
+ huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;\r
+ huart2.Init.OverSampling = UART_OVERSAMPLING_16;\r
+ if (HAL_UART_Init(&huart2) != HAL_OK)\r
+ {\r
+ Error_Handler();\r
+ }\r
+ /* USER CODE BEGIN USART2_Init 2 */\r
+\r
+ /* USER CODE END USART2_Init 2 */\r
+\r
+}\r
+\r
+/**\r
+ * @brief GPIO Initialization Function\r
+ * @param None\r
+ * @retval None\r
+ */\r
+static void MX_GPIO_Init(void)\r
+{\r
+ GPIO_InitTypeDef GPIO_InitStruct = {0};\r
+\r
+ /* GPIO Ports Clock Enable */\r
+ __HAL_RCC_GPIOC_CLK_ENABLE();\r
+ __HAL_RCC_GPIOH_CLK_ENABLE();\r
+ __HAL_RCC_GPIOA_CLK_ENABLE();\r
+ __HAL_RCC_GPIOB_CLK_ENABLE();\r
+\r
+ /*Configure GPIO pin Output Level */\r
+ HAL_GPIO_WritePin(LD2_GPIO_Port, LD2_Pin, GPIO_PIN_RESET);\r
+\r
+ /*Configure GPIO pin : B1_Pin */\r
+ GPIO_InitStruct.Pin = B1_Pin;\r
+ GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING;\r
+ GPIO_InitStruct.Pull = GPIO_NOPULL;\r
+ HAL_GPIO_Init(B1_GPIO_Port, &GPIO_InitStruct);\r
+\r
+ /*Configure GPIO pin : LD2_Pin */\r
+ GPIO_InitStruct.Pin = LD2_Pin;\r
+ GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;\r
+ GPIO_InitStruct.Pull = GPIO_NOPULL;\r
+ GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;\r
+ HAL_GPIO_Init(LD2_GPIO_Port, &GPIO_InitStruct);\r
+\r
+}\r
+\r
+/* USER CODE BEGIN 4 */\r
+\r
+/* USER CODE END 4 */\r
+\r
+/**\r
+ * @brief Period elapsed callback in non blocking mode\r
+ * @note This function is called when TIM6 interrupt took place, inside\r
+ * HAL_TIM_IRQHandler(). It makes a direct call to HAL_IncTick() to increment\r
+ * a global variable "uwTick" used as application time base.\r
+ * @param htim : TIM handle\r
+ * @retval None\r
+ */\r
+void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)\r
+{\r
+ /* USER CODE BEGIN Callback 0 */\r
+\r
+ /* USER CODE END Callback 0 */\r
+ if (htim->Instance == TIM6) {\r
+ HAL_IncTick();\r
+ }\r
+ /* USER CODE BEGIN Callback 1 */\r
+\r
+ /* USER CODE END Callback 1 */\r
+}\r
+\r
+/**\r
+ * @brief This function is executed in case of error occurrence.\r
+ * @retval None\r
+ */\r
+void Error_Handler(void)\r
+{\r
+ /* USER CODE BEGIN Error_Handler_Debug */\r
+ /* User can add his own implementation to report the HAL error return state */\r
+\r
+ /* USER CODE END Error_Handler_Debug */\r
+}\r
+\r
+#ifdef USE_FULL_ASSERT\r
+/**\r
+ * @brief Reports the name of the source file and the source line number\r
+ * where the assert_param error has occurred.\r
+ * @param file: pointer to the source file name\r
+ * @param line: assert_param error line source number\r
+ * @retval None\r
+ */\r
+void assert_failed(uint8_t *file, uint32_t line)\r
+{ \r
+ /* USER CODE BEGIN 6 */\r
+ /* User can add his own implementation to report the file name and line number,\r
+ tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */\r
+ /* USER CODE END 6 */\r
+}\r
+#endif /* USE_FULL_ASSERT */\r
+\r
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/\r
projects / freertos / blobdiff