1 /* USER CODE BEGIN Header */ 2 /** 3 ****************************************************************************** 4 * @file : main.c 5 * @brief : Main program body 6 ****************************************************************************** 7 * @attention 8 * 9 * Copyright (c) 2023 STMicroelectronics. 10 * All rights reserved. 11 * 12 * This software is licensed under terms that can be found in the LICENSE file 13 * in the root directory of this software component. 14 * If no LICENSE file comes with this software, it is provided AS-IS. 15 * 16 ****************************************************************************** 17 */ 18 /* USER CODE END Header */ 19 /* Includes ------------------------------------------------------------------*/ 20 #include "main.h" 21 22 /* Private includes ----------------------------------------------------------*/ 23 /* USER CODE BEGIN Includes */ 24 25 /* USER CODE END Includes */ 26 27 /* Private typedef -----------------------------------------------------------*/ 28 /* USER CODE BEGIN PTD */ 29 30 /* USER CODE END PTD */ 31 32 /* Private define ------------------------------------------------------------*/ 33 /* USER CODE BEGIN PD */ 34 /* USER CODE END PD */ 35 36 /* Private macro -------------------------------------------------------------*/ 37 /* USER CODE BEGIN PM */ 38 39 /* USER CODE END PM */ 40 41 /* Private variables ---------------------------------------------------------*/ 42 43 UART_HandleTypeDef huart6; 44 45 /* USER CODE BEGIN PV */ 46 47 /* USER CODE END PV */ 48 49 /* Private function prototypes -----------------------------------------------*/ 50 void SystemClock_Config(void); 51 static void MPU_Config(void); 52 static void MX_GPIO_Init(void); 53 static void MX_USART6_UART_Init(void); 54 /* USER CODE BEGIN PFP */ 55 56 /* USER CODE END PFP */ 57 58 /* Private user code ---------------------------------------------------------*/ 59 /* USER CODE BEGIN 0 */ 60 61 /* USER CODE END 0 */ 62 63 /** 64 * @brief The application entry point. 65 * @retval int 66 */ main(void)67int main(void) 68 { 69 /* USER CODE BEGIN 1 */ 70 71 /* USER CODE END 1 */ 72 73 /* MPU Configuration--------------------------------------------------------*/ 74 MPU_Config(); 75 76 /* MCU Configuration--------------------------------------------------------*/ 77 78 /* Reset of all peripherals, Initializes the Flash interface and the Systick. */ 79 HAL_Init(); 80 81 /* USER CODE BEGIN Init */ 82 83 /* USER CODE END Init */ 84 85 /* Configure the system clock */ 86 SystemClock_Config(); 87 88 /* USER CODE BEGIN SysInit */ 89 90 /* USER CODE END SysInit */ 91 92 /* Initialize all configured peripherals */ 93 MX_GPIO_Init(); 94 MX_USART6_UART_Init(); 95 /* USER CODE BEGIN 2 */ 96 97 /* USER CODE END 2 */ 98 99 /* Infinite loop */ 100 /* USER CODE BEGIN WHILE */ 101 while (1) 102 { 103 /* USER CODE END WHILE */ 104 105 /* USER CODE BEGIN 3 */ 106 } 107 /* USER CODE END 3 */ 108 } 109 110 /** 111 * @brief System Clock Configuration 112 * @retval None 113 */ SystemClock_Config(void)114void SystemClock_Config(void) 115 { 116 RCC_OscInitTypeDef RCC_OscInitStruct = {0}; 117 RCC_ClkInitTypeDef RCC_ClkInitStruct = {0}; 118 119 /** Configure the main internal regulator output voltage 120 */ 121 __HAL_RCC_PWR_CLK_ENABLE(); 122 __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1); 123 124 /** Initializes the RCC Oscillators according to the specified parameters 125 * in the RCC_OscInitTypeDef structure. 126 */ 127 RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI; 128 RCC_OscInitStruct.HSIState = RCC_HSI_ON; 129 RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT; 130 RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; 131 RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI; 132 RCC_OscInitStruct.PLL.PLLM = 8; 133 RCC_OscInitStruct.PLL.PLLN = 216; 134 RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2; 135 RCC_OscInitStruct.PLL.PLLQ = 2; 136 if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) 137 { 138 Error_Handler(); 139 } 140 141 /** Activate the Over-Drive mode 142 */ 143 if (HAL_PWREx_EnableOverDrive() != HAL_OK) 144 { 145 Error_Handler(); 146 } 147 148 /** Initializes the CPU, AHB and APB buses clocks 149 */ 150 RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK 151 |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2; 152 RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; 153 RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; 154 RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4; 155 RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2; 156 157 if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_7) != HAL_OK) 158 { 159 Error_Handler(); 160 } 161 } 162 163 /** 164 * @brief USART6 Initialization Function 165 * @param None 166 * @retval None 167 */ MX_USART6_UART_Init(void)168static void MX_USART6_UART_Init(void) 169 { 170 171 /* USER CODE BEGIN USART6_Init 0 */ 172 173 /* USER CODE END USART6_Init 0 */ 174 175 /* USER CODE BEGIN USART6_Init 1 */ 176 177 /* USER CODE END USART6_Init 1 */ 178 huart6.Instance = USART6; 179 huart6.Init.BaudRate = 115200; 180 huart6.Init.WordLength = UART_WORDLENGTH_8B; 181 huart6.Init.StopBits = UART_STOPBITS_1; 182 huart6.Init.Parity = UART_PARITY_NONE; 183 huart6.Init.Mode = UART_MODE_TX_RX; 184 huart6.Init.HwFlowCtl = UART_HWCONTROL_NONE; 185 huart6.Init.OverSampling = UART_OVERSAMPLING_16; 186 huart6.Init.OneBitSampling = UART_ONE_BIT_SAMPLE_DISABLE; 187 huart6.AdvancedInit.AdvFeatureInit = UART_ADVFEATURE_NO_INIT; 188 if (HAL_UART_Init(&huart6) != HAL_OK) 189 { 190 Error_Handler(); 191 } 192 /* USER CODE BEGIN USART6_Init 2 */ 193 194 /* USER CODE END USART6_Init 2 */ 195 196 } 197 198 /** 199 * @brief GPIO Initialization Function 200 * @param None 201 * @retval None 202 */ MX_GPIO_Init(void)203static void MX_GPIO_Init(void) 204 { 205 206 /* GPIO Ports Clock Enable */ 207 __HAL_RCC_GPIOA_CLK_ENABLE(); 208 __HAL_RCC_GPIOC_CLK_ENABLE(); 209 210 } 211 212 /* USER CODE BEGIN 4 */ 213 214 /* USER CODE END 4 */ 215 216 /* MPU Configuration */ 217 MPU_Config(void)218void MPU_Config(void) 219 { 220 MPU_Region_InitTypeDef MPU_InitStruct = {0}; 221 222 /* Disables the MPU */ 223 HAL_MPU_Disable(); 224 225 /** Initializes and configures the Region and the memory to be protected 226 */ 227 MPU_InitStruct.Enable = MPU_REGION_ENABLE; 228 MPU_InitStruct.Number = MPU_REGION_NUMBER0; 229 MPU_InitStruct.BaseAddress = 0x0; 230 MPU_InitStruct.Size = MPU_REGION_SIZE_4GB; 231 MPU_InitStruct.SubRegionDisable = 0x87; 232 MPU_InitStruct.TypeExtField = MPU_TEX_LEVEL0; 233 MPU_InitStruct.AccessPermission = MPU_REGION_NO_ACCESS; 234 MPU_InitStruct.DisableExec = MPU_INSTRUCTION_ACCESS_DISABLE; 235 MPU_InitStruct.IsShareable = MPU_ACCESS_SHAREABLE; 236 MPU_InitStruct.IsCacheable = MPU_ACCESS_NOT_CACHEABLE; 237 MPU_InitStruct.IsBufferable = MPU_ACCESS_NOT_BUFFERABLE; 238 239 HAL_MPU_ConfigRegion(&MPU_InitStruct); 240 /* Enables the MPU */ 241 HAL_MPU_Enable(MPU_PRIVILEGED_DEFAULT); 242 243 } 244 245 /** 246 * @brief This function is executed in case of error occurrence. 247 * @retval None 248 */ Error_Handler(void)249void Error_Handler(void) 250 { 251 /* USER CODE BEGIN Error_Handler_Debug */ 252 /* User can add his own implementation to report the HAL error return state */ 253 __disable_irq(); 254 while (1) 255 { 256 } 257 /* USER CODE END Error_Handler_Debug */ 258 } 259 260 #ifdef USE_FULL_ASSERT 261 /** 262 * @brief Reports the name of the source file and the source line number 263 * where the assert_param error has occurred. 264 * @param file: pointer to the source file name 265 * @param line: assert_param error line source number 266 * @retval None 267 */ assert_failed(uint8_t * file,uint32_t line)268void assert_failed(uint8_t *file, uint32_t line) 269 { 270 /* USER CODE BEGIN 6 */ 271 /* User can add his own implementation to report the file name and line number, 272 ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ 273 /* USER CODE END 6 */ 274 } 275 #endif /* USE_FULL_ASSERT */ 276