src/main.c
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_DIV1;
  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_DIV2;

  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
  {
    Error_Handler();
  }
  PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USB;
  PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_PLL_DIV1_5;
  if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
  {
    Error_Handler();
  }

  SystemCoreClockUpdate();
}
/**
  * @brief System Clock Configuration
  * @retval None
  */
@brief System Clock Configuration
@retval None
@brief System Clock Configuration @retval None
void SystemClock_Config(void)
{
  RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
  RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
  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();
  }
  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_DIV2;
  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
  {
    Error_Handler();
  }
  PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USB;
  PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_PLL_DIV1_5;
  if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
  {
    Error_Handler();
  }
  SystemCoreClockUpdate();
}
void SystemClock_Config ( void ) { RCC_OscInitTypeDef RCC_OscInitStruct = { 0 } ; RCC_ClkInitTypeDef RCC_ClkInitStruct = { 0 } ; RCC_PeriphCLKInitTypeDef PeriphClkInit = { 0 } ; RCC_OscInitStruct . OscillatorType = RCC_OSCILLATORTYPE_HSE ; RCC_OscInitStruct . HSEState = RCC_HSE_ON ; RCC_OscInitStruct . HSEPredivValue = RCC_HSE_PREDIV_DIV1 ; 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 ( ) ; } 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_DIV2 ; if ( HAL_RCC_ClockConfig ( & RCC_ClkInitStruct , FLASH_LATENCY_2 ) != HAL_OK ) { Error_Handler ( ) ; } PeriphClkInit . PeriphClockSelection = RCC_PERIPHCLK_USB ; PeriphClkInit . UsbClockSelection = RCC_USBCLKSOURCE_PLL_DIV1_5 ; if ( HAL_RCCEx_PeriphCLKConfig ( & PeriphClkInit ) != HAL_OK ) { Error_Handler ( ) ; } SystemCoreClockUpdate ( ) ; }
@brief System Clock Configuration
 @retval None
@brief System Clock Configuration @retval None
/** Initializes the RCC Oscillators according to the specified parameters
  * in the RCC_OscInitTypeDef structure.
  */ /** Initializes the CPU, AHB and APB buses clocks
  */