C++ HAL_PWREx_EnableOverDrive函数代码示例

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本文整理汇总了C++中HAL_PWREx_EnableOverDrive函数的典型用法代码示例。如果您正苦于以下问题：C++ HAL_PWREx_EnableOverDrive函数的具体用法？C++ HAL_PWREx_EnableOverDrive怎么用？C++ HAL_PWREx_EnableOverDrive使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了HAL_PWREx_EnableOverDrive函数的14个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: SystemClock_Config

/**
  * @brief  System Clock Configuration
  *         The system Clock is configured as follow : 
  *            System Clock source            = PLL (HSE)
  *            SYSCLK(Hz)                     = 200000000
  *            HCLK(Hz)                       = 200000000
  *            AHB Prescaler                  = 1
  *            APB1 Prescaler                 = 4
  *            APB2 Prescaler                 = 2
  *            HSE Frequency(Hz)              = 25000000
  *            PLL_M                          = 25
  *            PLL_N                          = 400
  *            PLL_P                          = 2
  *            PLL_Q                          = 8
  *            VDD(V)                         = 3.3
  *            Main regulator output voltage  = Scale1 mode
  *            Flash Latency(WS)              = 6
  * @param  None
  * @retval None
  */
static void SystemClock_Config(void)
{
  RCC_ClkInitTypeDef RCC_ClkInitStruct;
  RCC_OscInitTypeDef RCC_OscInitStruct;
  HAL_StatusTypeDef ret = HAL_OK;

  /* Enable HSE Oscillator and activate PLL with HSE as source */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  RCC_OscInitStruct.PLL.PLLM = 25;
  RCC_OscInitStruct.PLL.PLLN = 400;  
  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
  RCC_OscInitStruct.PLL.PLLQ = 8;

  ret = HAL_RCC_OscConfig(&RCC_OscInitStruct);
  if(ret != HAL_OK)
  {
    while(1) { ; }
  }

  /* Activate the OverDrive to reach the 216 MHz Frequency */
  ret = HAL_PWREx_EnableOverDrive();
  if(ret != HAL_OK)
  {
    while(1) { ; }
  }
  
  /* Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2 clocks dividers */
  RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;  
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;

  ret = HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_6);
  if(ret != HAL_OK)
  {
    while(1) { ; }
  }
}

开发者ID:acrepina，项目名称:STM32F7_serverWEB，代码行数:62，代码来源:main.c

示例2: SystemClock_Config

/** System Clock Configuration
*/
void SystemClock_Config(void)
{

  RCC_OscInitTypeDef RCC_OscInitStruct;
  RCC_ClkInitTypeDef RCC_ClkInitStruct;

  __HAL_RCC_PWR_CLK_ENABLE();

  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);

  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
  RCC_OscInitStruct.HSIState = RCC_HSI_ON;
  RCC_OscInitStruct.HSICalibrationValue = 16;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
  RCC_OscInitStruct.PLL.PLLM = 16;
  RCC_OscInitStruct.PLL.PLLN = 360;
  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
  RCC_OscInitStruct.PLL.PLLQ = 2;
  RCC_OscInitStruct.PLL.PLLR = 2;
  HAL_RCC_OscConfig(&RCC_OscInitStruct);

  HAL_PWREx_EnableOverDrive();

  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_DIV4;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV4;
  HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5);

  HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);

  HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);

  /* SysTick_IRQn interrupt configuration */
  HAL_NVIC_SetPriority(SysTick_IRQn, 15, 0);
}

开发者ID:kbumsik，项目名称:Micromouse_2016，代码行数:41，代码来源:main.c

示例3: SystemClockConfig_STOP

/**
  * @brief  Configures system clock after wakeup from STOP mode.
  * @param  None
  * @retval None
  */
void SystemClockConfig_STOP(void)
{
  RCC_ClkInitTypeDef RCC_ClkInitStruct;
  RCC_OscInitTypeDef RCC_OscInitStruct;
  RCC_PeriphCLKInitTypeDef PeriphClkInitStruct;

  /* Enable HSE Oscillator and activate PLL with HSE as source */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  RCC_OscInitStruct.HSIState = RCC_HSI_OFF;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  RCC_OscInitStruct.PLL.PLLM = 25;
  RCC_OscInitStruct.PLL.PLLN = 432;
  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
  RCC_OscInitStruct.PLL.PLLQ = 9;
  HAL_RCC_OscConfig(&RCC_OscInitStruct); 
  
  /* Activate the OverDrive to reach the 216 Mhz Frequency */
  HAL_PWREx_EnableOverDrive();
	
  /* Select PLLSAI output as USB clock source */
  PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_CLK48;
  PeriphClkInitStruct.Clk48ClockSelection = RCC_CLK48SOURCE_PLLSAIP;
  PeriphClkInitStruct.PLLSAI.PLLSAIN = 384;
  PeriphClkInitStruct.PLLSAI.PLLSAIQ = 7; 
  PeriphClkInitStruct.PLLSAI.PLLSAIP = RCC_PLLSAIP_DIV8;
  HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct);
  
  /* Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2 
     clocks dividers */
  RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
  HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_7);
}

开发者ID:MrZANE42，项目名称:verisure1512，代码行数:43，代码来源:usbd_conf.c

示例4: SystemClock_Config

/**
  * @brief  System Clock Configuration
  *         The system Clock is configured as follow :
  *            System Clock source            = PLL (HSE)
  *            SYSCLK(Hz)                     = 216000000
  *            HCLK(Hz)                       = 216000000
  *            AHB Prescaler                  = 1
  *            APB1 Prescaler                 = 4
  *            APB2 Prescaler                 = 2
  *            HSE Frequency(Hz)              = 25000000
  *            PLL_M                          = 25
  *            PLL_N                          = 432
  *            PLL_P                          = 2
  *            PLLSAI_N                       = 384
  *            PLLSAI_P                       = 8
  *            VDD(V)                         = 3.3
  *            Main regulator output voltage  = Scale1 mode
  *            Flash Latency(WS)              = 7
  * @param  None
  * @retval None
  */
void SystemClock_Config(void)
{
  RCC_ClkInitTypeDef RCC_ClkInitStruct;
  RCC_OscInitTypeDef RCC_OscInitStruct;
  
  /* Enable HSE Oscillator and activate PLL with HSE as source */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  RCC_OscInitStruct.HSIState = RCC_HSI_OFF;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  RCC_OscInitStruct.PLL.PLLM = 25;
  RCC_OscInitStruct.PLL.PLLN = 432;  
  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
  RCC_OscInitStruct.PLL.PLLQ = 9;
  if(HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  {
    Error_Handler();
  }
  
  /* Activate the OverDrive to reach the 216 Mhz Frequency */
  if(HAL_PWREx_EnableOverDrive() != HAL_OK)
  {
    Error_Handler();
  }
  
  /* Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2 
     clocks dividers */
  RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
  if(HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_7) != HAL_OK)
  {
    Error_Handler();
  }
}

开发者ID:MrZANE42，项目名称:verisure1512，代码行数:59，代码来源:main.c

示例5: RCC_Init

void RCC_Init()
{
	RCC_OscInitTypeDef RCC_OscInitStruct;
	RCC_ClkInitTypeDef RCC_ClkInitStruct;

	__HAL_RCC_PWR_CLK_ENABLE();

	__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);

	RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
	RCC_OscInitStruct.HSEState = RCC_HSE_ON;
	RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
	RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
	RCC_OscInitStruct.PLL.PLLM = 25;
	RCC_OscInitStruct.PLL.PLLN = 432;
	RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
	RCC_OscInitStruct.PLL.PLLQ = 5;
	HAL_RCC_OscConfig(&RCC_OscInitStruct);

	HAL_PWREx_EnableOverDrive();

	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_DIV4;
	RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
	
	HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_7);
	
	HAL_RCC_EnableCSS();

	HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
	HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
	
	HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
}

开发者ID:itxs，项目名称:STM32F7，代码行数:37，代码来源:rcc.c

示例6: SystemClock_Config

/**
  * @brief  System Clock Configuration
  *         The system Clock is configured as follow : 
  *            System Clock source            = PLL (HSE)
  *            SYSCLK(Hz)                     = 180000000
  *            HCLK(Hz)                       = 180000000
  *            AHB Prescaler                  = 1
  *            APB1 Prescaler                 = 4
  *            APB2 Prescaler                 = 2
  *            HSE Frequency(Hz)              = 25000000
  *            PLL_M                          = 25
  *            PLL_N                          = 360
  *            PLL_P                          = 2
  *            PLL_Q                          = 7
  *            VDD(V)                         = 3.3
  *            Main regulator output voltage  = Scale1 mode
  *            Flash Latency(WS)              = 5
  * @param  None
  * @retval None
  */
static void SystemClock_Config(void)
{
  RCC_ClkInitTypeDef RCC_ClkInitStruct;
  RCC_OscInitTypeDef RCC_OscInitStruct;

  /* Enable Power Control clock */
  __HAL_RCC_PWR_CLK_ENABLE();

  /* The voltage scaling allows optimizing the power consumption when the device is 
     clocked below the maximum system frequency, to update the voltage scaling value 
     regarding system frequency refer to product datasheet.  */
  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
  
  /* Enable HSE Oscillator and activate PLL with HSE as source */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  RCC_OscInitStruct.PLL.PLLM = 25;
  RCC_OscInitStruct.PLL.PLLN = 360;
  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
  RCC_OscInitStruct.PLL.PLLQ = 7;
  HAL_RCC_OscConfig(&RCC_OscInitStruct);
 
  /* Activate the Over-Drive mode */
  HAL_PWREx_EnableOverDrive();
 
  /* Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2 
  clocks dividers */
  RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;  
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;  
  HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5);
}

开发者ID:z80，项目名称:stm32f429，代码行数:56，代码来源:main.c

示例7: SystemClockHSE_Config

/**
  * @brief  System Clock Configuration
  *         The system Clock is configured as follow : 
  *            System Clock source            = PLL (HSE_CRYSTAL or HSE_BYPASS) 
  *            SYSCLK(Hz)                     = 180000000
  *            HCLK(Hz)                       = 180000000
  *            AHB Prescaler                  = 1
  *            APB1 Prescaler                 = 4
  *            APB2 Prescaler                 = 2
  *            HSE Frequency(Hz)              = 8000000
  *            PLL_M                          = 8
  *            PLL_N                          = 360
  *            PLL_P                          = 2
  *            PLL_Q                          = 7
  *            VDD(V)                         = 3.3
  *            Main regulator output voltage  = Scale1 mode
  *            Flash Latency(WS)              = 5
  * @param  None
  * @retval None
  */
void SystemClockHSE_Config(void)
{
  RCC_ClkInitTypeDef RCC_ClkInitStruct;
  RCC_OscInitTypeDef RCC_OscInitStruct;
  HAL_StatusTypeDef ret = HAL_OK;
    
  /* Enable Power Control clock */
  __HAL_RCC_PWR_CLK_ENABLE();
  
  /* The voltage scaling allows optimizing the power consumption when the device is 
     clocked below the maximum system frequency, to update the voltage scaling value 
     regarding system frequency refer to product datasheet.  */
  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);

  /* -1- Select HSI as system clock source to allow modification of the PLL configuration */
  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_SYSCLK;
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI;
  if(HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5) != HAL_OK)
  {
    Error_Handler();
  }
  
  /* -2- Enable HSE Oscillator, select it as PLL source and finally activate the PLL */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  
#ifdef HSE_CRYSTAL  
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
#elif defined (HSE_BYPASS)
  RCC_OscInitStruct.HSEState = RCC_HSE_BYPASS;
#endif /* HSE_CRYSTAL */
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  RCC_OscInitStruct.PLL.PLLM = 8;
  RCC_OscInitStruct.PLL.PLLN = 360;
  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
  RCC_OscInitStruct.PLL.PLLQ = 7;
  RCC_OscInitStruct.PLL.PLLR = 6;
  if(HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  {
    /* Initialization Error */
    Error_Handler();
  }
  
   /* Activate the OverDrive to reach the 180 MHz Frequency */  
  ret = HAL_PWREx_EnableOverDrive();
  if(ret != HAL_OK)
  {
    while(1) { ; }
  }
  /* Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2 
     clocks dividers */
  RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;  
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;  
  if(HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5) != HAL_OK)
  {
    Error_Handler();
  }
  
  /* -4- Optional: Disable HSI Oscillator (if the HSI is no more needed by the application) */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
  RCC_OscInitStruct.HSIState = RCC_HSI_OFF;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
  if(HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  {
    /* Initialization Error */
    Error_Handler();
  }
}

开发者ID:Lembed，项目名称:STM32CubeF4-mirrors，代码行数:91，代码来源:main.c

示例8: SystemClock_Config

/**
  * @brief  System Clock Configuration
  *         The system Clock is configured as follow :
  *            System Clock source            = PLL (HSE)
  *            SYSCLK(Hz)                     = 180000000
  *            HCLK(Hz)                       = 180000000
  *            AHB Prescaler                  = 1
  *            APB1 Prescaler                 = 4
  *            APB2 Prescaler                 = 2
  *            HSE Frequency(Hz)              = 8000000
  *            PLL_M                          = 8
  *            PLL_N                          = 360
  *            PLL_P                          = 2
  *            PLL_Q                          = 7
  *            PLL_R                          = 2
  *            VDD(V)                         = 3.3
  *            Main regulator output voltage  = Scale1 mode
  *            Flash Latency(WS)              = 5
  *         The USB clock configuration from Main PLL:
  *            PLLQ                           = 7
  * @param  None
  * @retval None
  */
void SystemClock_Config(void)
{
  RCC_ClkInitTypeDef RCC_ClkInitStruct;
  RCC_OscInitTypeDef RCC_OscInitStruct;
  RCC_PeriphCLKInitTypeDef PeriphClkInitStruct;
  HAL_StatusTypeDef ret = HAL_OK;

  /* Enable Power Control clock */
  __HAL_RCC_PWR_CLK_ENABLE();

  /* The voltage scaling allows optimizing the power consumption when the device is
     clocked below the maximum system frequency, to update the voltage scaling value
     regarding system frequency refer to product datasheet.  */
  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);

  /* Enable HSE Oscillator and activate PLL with HSE as source */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  RCC_OscInitStruct.PLL.PLLM = 8;
  RCC_OscInitStruct.PLL.PLLN = 360;
  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
  RCC_OscInitStruct.PLL.PLLQ = 7;
  RCC_OscInitStruct.PLL.PLLR = 2;
  ret = HAL_RCC_OscConfig(&RCC_OscInitStruct);

  if(ret != HAL_OK)
  {
    Error_Handler();
  }
  /* activate the OverDrive to reach the 180 Mhz Frequency */
  ret = HAL_PWREx_EnableOverDrive();
  if(ret != HAL_OK)
  {
    Error_Handler();
  }

  /* Select PLLSAI output as USB clock source */
  PeriphClkInitStruct.PLLSAI.PLLSAIM = 8;
  PeriphClkInitStruct.PLLSAI.PLLSAIN = 384;
  PeriphClkInitStruct.PLLSAI.PLLSAIP = RCC_PLLSAIP_DIV8;
  PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_CK48;
  PeriphClkInitStruct.Clk48ClockSelection = RCC_CK48CLKSOURCE_PLLSAIP;
  ret = HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct);
  if(ret != HAL_OK)
  {
    Error_Handler();
  }

  /* Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2
     clocks dividers */
  RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
  ret = HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5);
  if(ret != HAL_OK)
  {
    Error_Handler();
  }
}

开发者ID:Joe-Merten，项目名称:Stm32-Tools-Evaluation，代码行数:86，代码来源:main.c

示例9: main

/**
  * @brief  Main program
  * @param  None
  * @retval None
  */
int main(void)
{
  /* STM32F4xx HAL library initialization:
       - Configure the Flash prefetch, instruction and Data caches
       - Configure the Systick to generate an interrupt each 1 msec
       - Set NVIC Group Priority to 4
       - Global MSP (MCU Support Package) initialization
     */
  HAL_Init();

  /* Configure LED3 and LED4 */
  BSP_LED_Init(LED3);
  BSP_LED_Init(LED4);
  
  /* Initialize User button, will be used to trigger an interrupt each time it's pressed.
    In the ISR the PLL source will be changed from HSE to HSI, and vice versa. */
  BSP_PB_Init(BUTTON_KEY, BUTTON_MODE_EXTI);  

    /* Enable Power Control clock */
  __HAL_RCC_PWR_CLK_ENABLE();

  /* The voltage scaling allows optimizing the power consumption when the device is 
     clocked below the maximum system frequency, to update the voltage scaling value 
     regarding system frequency refer to product datasheet.  */
  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);

  /* Enable HSE oscillator and configure the PLL to reach the max system frequency (180MHz)
     when using HSE oscillator as PLL clock source. */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  RCC_OscInitStruct.PLL.PLLM = 8;
  RCC_OscInitStruct.PLL.PLLN = 360;
  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
  RCC_OscInitStruct.PLL.PLLQ = 7;
  if(HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  {
    /* Initialization Error */
    Error_Handler();
  }

  /* Activate the Over Drive feature (available only for STM32F42xxx/43xxx devices)*/
  if(HAL_PWREx_EnableOverDrive() != HAL_OK)
  {
    /* Initialization Error */
    Error_Handler();
  }

  /* Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2 clocks dividers.
     The SysTick 1 msec interrupt is required for the HAL process (Timeout management); by default
     the configuration is done using the HAL_Init() API, and when the system clock configuration
     is updated the SysTick configuration will be adjusted by the HAL_RCC_ClockConfig() API. */
  RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;  
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
  if(HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5) != HAL_OK)
  {
    /* Initialization Error */
    Error_Handler();
  }
  
  /* Output SYSCLK divided by 2 on MCO2 pin(PC9) */ 
  HAL_RCC_MCOConfig(RCC_MCO2, RCC_MCO2SOURCE_SYSCLK, RCC_MCODIV_2);
  
  /* Toggle LED3 and LED4 in an infinite loop */  
  while (1)
  {
    /* Toggle LED3 */
    BSP_LED_Toggle(LED3);
    HAL_Delay(1000);
    /* Toggle LED4 */
    BSP_LED_Toggle(LED4);
    HAL_Delay(100);
  }
}

开发者ID:451506709，项目名称:automated_machine，代码行数:83，代码来源:main.c

示例10: main

/**
  * @brief  Main program
  * @param  None
  * @retval int
  */
int main(void)
{
  RCC_ClkInitTypeDef RCC_ClkInitStruct;
  RCC_OscInitTypeDef RCC_OscInitStruct;
  uint32_t FLatency;
  SystemSettingsTypeDef setting;    
  osTimerId lcd_timer;  
  
  /* STM32F4xx HAL library initialization:
       - Configure the Flash prefetch, instruction and Data caches
       - Configure the Systick to generate an interrupt each 1 msec
       - Set NVIC Group Priority to 4
       - Global MSP (MCU Support Package) initialization
  */
  HAL_Init();
 
  /* Configure the system clock to 168 MHz */
  SystemClock_Config();
  
  /* Initialize Joystick, Touch screen and LEDs */
  k_BspInit();
  k_LogInit(); 
  
  /* Initialize memory pools */
  k_MemInit();  
  
  /* Initialize audio Interface */
  k_BspAudioInit();  
  
  /* Initialize RTC */
  k_CalendarBkupInit();  

  /* Add Modules */
  k_ModuleInit();  
  
  /* Create GUI task */
  osThreadDef(GUI_Thread, GUIThread, osPriorityHigh, 0, 2048);
  osThreadCreate (osThread(GUI_Thread), NULL); 
  
  k_ModuleAdd(&video_player);
  k_ModuleOpenLink(&video_player, "emf");
  k_ModuleOpenLink(&video_player, "EMF");
  k_ModuleAdd(&image_browser);  
  k_ModuleOpenLink(&image_browser, "jpg"); 
  k_ModuleOpenLink(&image_browser, "JPG");
  k_ModuleOpenLink(&image_browser, "bmp"); 
  k_ModuleOpenLink(&image_browser, "BMP");
  k_ModuleAdd(&audio_player);  
  k_ModuleOpenLink(&audio_player, "wav"); 
  k_ModuleOpenLink(&audio_player, "WAV"); 
  k_ModuleAdd(&camera_capture);    
  k_ModuleAdd(&system_info);
  k_ModuleAdd(&file_browser);  
  k_ModuleAdd(&cpu_bench);  
  k_ModuleAdd(&game_board);  
  k_ModuleAdd(&usb_device);   
  
  /* Initialize GUI */
  GUI_Init();
  WM_MULTIBUF_Enable(1);  
  
  /* Set General Graphical proprieties */
  k_SetGuiProfile();  

  /* Get General settings */
  setting.d32 = k_BkupRestoreParameter(CALIBRATION_GENERAL_SETTINGS_BKP);
    
  if(setting.b.use_180Mhz)
  {
    HAL_RCC_GetClockConfig(&RCC_ClkInitStruct, &FLatency);
    /* Select HSE as system clock source */
    RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK);
    RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSE;
    HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1);

    HAL_RCC_GetOscConfig(&RCC_OscInitStruct);  
    RCC_OscInitStruct.PLL.PLLM = 25;
    RCC_OscInitStruct.PLL.PLLN = 360;
    RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
    RCC_OscInitStruct.PLL.PLLQ = 7;
    HAL_RCC_OscConfig(&RCC_OscInitStruct);
    
    HAL_PWREx_EnableOverDrive();
    
    /* Select PLL as system clock source */
    RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK);
    RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
    HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5);
  }  
  
  /* Create Touch screen Timer */
  osTimerDef(TS_Timer, TimerCallback);
  lcd_timer =  osTimerCreate(osTimer(TS_Timer), osTimerPeriodic, (void *)0);

  /* Start the TS Timer */
//.........这里部分代码省略.........

开发者ID:PaxInstruments，项目名称:STM32CubeF4，代码行数:101，代码来源:main.c

示例11: SystemClock_Config

  /**
  * @brief  System Clock Configuration
  *         The system Clock is configured as follow :
  *            System Clock source            = PLL (HSE or HSI)
  *            SYSCLK(Hz)                     = XPLL
  *            HCLK(Hz)                       = XPLL
  *            AHB Prescaler                  = 1
  *            APB1 Prescaler                 = 4
  *            APB2 Prescaler                 = 2
  *            HSE Frequency(Hz)              = XHSI
  *            PLL_M                          = 8
  *            PLL_N                          = XPLL * 2
  *            PLL_P                          = 2
  *            PLL_Q                          = 7
  *            PLL_R                          = 6
  *            VDD(V)                         = 3.3
  *            Main regulator output voltage  = Scale1 mode
  *            Flash Latency(WS)              = 7
  * @param  None
  * @retval None
  */
static void SystemClock_Config(unsigned long int_osc_freq, unsigned long ext_osc_freq, unsigned long core_freq)
{
  RCC_ClkInitTypeDef RCC_ClkInitStruct;
  memset(&RCC_ClkInitStruct, 0, sizeof(RCC_ClkInitTypeDef));
  RCC_OscInitTypeDef RCC_OscInitStruct;
  memset(&RCC_OscInitStruct, 0, sizeof(RCC_OscInitTypeDef));
  HAL_StatusTypeDef ret = HAL_OK;

  /* Enable Power Control clock */
	__HAL_RCC_PWR_CLK_ENABLE();

  /* The voltage scaling allows optimizing the power consumption when the device is
     clocked below the maximum system frequency, to update the voltage scaling value
     regarding system frequency refer to product datasheet.  */
	__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);

  /* Enable HSE Oscillator and activate PLL with HSE as source */
	if(EXTERNAL_CLOCK_VALUE == 0)
	{
		if(ext_osc_freq == 0)
		{
			RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
			RCC_OscInitStruct.HSIState = RCC_HSI_ON;
			RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
			RCC_OscInitStruct.PLL.PLLM = int_osc_freq /1000000;
		}
		else
		{
			RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
			RCC_OscInitStruct.HSEState = RCC_HSE_ON;
			RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
#if defined(USE_STM32469I_DISCO_REVA)
			RCC_OscInitStruct.PLL.PLLM = 25;
#else
			RCC_OscInitStruct.PLL.PLLM = ext_osc_freq /1000000;
#endif /* USE_STM32469I_DISCO_REVA */
		}
	}
	else
	{
		RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
		RCC_OscInitStruct.HSEState = RCC_HSE_BYPASS;
		RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
		RCC_OscInitStruct.PLL.PLLM = EXTERNAL_CLOCK_VALUE /1000000;
	}
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLN = (core_freq * 2) / 1000000;
  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
  RCC_OscInitStruct.PLL.PLLQ = 9;
  RCC_OscInitStruct.PLL.PLLR = 7;

  ret = HAL_RCC_OscConfig(&RCC_OscInitStruct);
  if(ret != HAL_OK)
  {
    while(1) { ; }
  }

//#if defined(STM32F469xx) || defined(STM32F479xx)
  /* Activate the OverDrive to reach the 180 MHz Frequency */
  ret = HAL_PWREx_EnableOverDrive();
  if(ret != HAL_OK)
  {
    while(1) { ; }
  }
//#endif

  /* Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2 clocks dividers */
  RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;

  ret = HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_7);
  if(ret != HAL_OK)
  {
    while(1) { ; }
  }
  PLL_REF_CLK =	RCC_OscInitStruct.PLL.PLLM * 1000000;
//.........这里部分代码省略.........

开发者ID:MorgothCreator，项目名称:mSdk，代码行数:101，代码来源:core_init.c

示例12: TM_RCC_InitSystem

TM_RCC_Result_t TM_RCC_InitSystem(void) {
	RCC_ClkInitTypeDef RCC_ClkInitStruct;
	RCC_OscInitTypeDef RCC_OscInitStruct;

#if defined(STM32F7xx)
	/* Invalidate I-Cache : ICIALLU register */
	SCB_InvalidateICache();

	/* Enable branch prediction */
	SCB->CCR |= (1 <<18);
	__DSB();

	/* Enable I-Cache */
	SCB_EnableICache();

	/* Invalidate I-Cache */
	SCB_InvalidateDCache();
	
	/* Enable D-Cache */
	SCB_EnableDCache();
#endif
	
	/* Enable Power Control clock */
	__HAL_RCC_PWR_CLK_ENABLE();

#if !defined(STM32F0xx)
	/* Set voltage scaling */
	__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
#endif
	
	/* Enable HSE Oscillator and activate PLL with HSE as source */
	RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE;
	
	/* Select proper PLL input clock */
	if (RCC_OSCILLATORTYPE == RCC_OSCILLATORTYPE_HSE) {	
		RCC_OscInitStruct.HSEState = RCC_HSE_ON;
		RCC_OscInitStruct.HSIState = RCC_HSI_OFF;
		RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
#if defined(STM32F0xx)
		RCC_OscInitStruct.PLL.PREDIV = RCC_PREDIV_DIV1;
		RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL6;
#endif
	} else {
		RCC_OscInitStruct.HSEState = RCC_HSE_OFF;
		RCC_OscInitStruct.HSIState = RCC_HSI_ON;
		RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
#if defined(STM32F0xx)
		RCC_OscInitStruct.PLL.PREDIV = RCC_PREDIV_DIV1;
		RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL6;
#endif
	}
	
	/* Set PLL parameters */
	RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
	
#if !defined(STM32F0xx)
	RCC_OscInitStruct.PLL.PLLM = RCC_PLLM;
	RCC_OscInitStruct.PLL.PLLN = RCC_PLLN;
	RCC_OscInitStruct.PLL.PLLP = RCC_PLLP;
	RCC_OscInitStruct.PLL.PLLQ = RCC_PLLQ;
#endif
	
#if defined(STM32F446xx)
#if defined(RCC_PLLR)
	RCC_OscInitStruct.PLL.PLLR = RCC_PLLR;
#else
	RCC_OscInitStruct.PLL.PLLR = 7;
#endif
#endif
	
	/* Try to init */
	if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {
		return TM_RCC_Result_Error;
	}

#if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx) || defined(STM32F446xx) || defined(STM32F7xx)
	/* Activate the Over-Drive mode */
	HAL_PWREx_EnableOverDrive();
#endif

	/* Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2 clocks dividers */
	RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
	RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
	RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1);
#if !defined(STM32F0xx)
	RCC_ClkInitStruct.ClockType |= RCC_CLOCKTYPE_PCLK2;
#endif
	
#if defined(STM32F405xx) || \
	defined(STM32F415xx) || \
	defined(STM32F407xx) || \
	defined(STM32F417xx) || \
	defined(STM32F427xx) || \
	defined(STM32F437xx) || \
	defined(STM32F429xx) || \
	defined(STM32F439xx) || \
	defined(STM32F446xx) || \
	defined(STM32F7xx) 
	
	RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;  
//.........这里部分代码省略.........

开发者ID:cjackie，项目名称:Quadcopter-Flight-Controller，代码行数:101，代码来源:tm_stm32_rcc.c

示例13: StartThread

/**
  * @brief  Start task
  * @param  argument: pointer that is passed to the thread function as start argument.
  * @retval None
  */
static void StartThread(void const * argument)
{
  RCC_ClkInitTypeDef RCC_ClkInitStruct;
  RCC_OscInitTypeDef RCC_OscInitStruct;
  uint32_t FLatency;
  SystemSettingsTypeDef settings;
  osTimerId lcd_timer;
       
  /* Initialize Joystick, Touch screen and LEDs */
  k_BspInit();
  k_LogInit();
  
  /* Initialize GUI */
  GUI_Init();
  WM_MULTIBUF_Enable(1);
  GUI_SelectLayer(1);
  
  /* Initialize RTC */
  k_CalendarBkupInit();
  
  /* Get General settings */
  settings.d32 = k_BkupRestoreParameter(CALIBRATION_GENERAL_SETTINGS_BKP);
    
  if(settings.b.use_180Mhz)
  {
    HAL_RCC_GetClockConfig(&RCC_ClkInitStruct, &FLatency);
    /* Select HSE as system clock source */
    RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK);
    RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSE;
    HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1);

    HAL_RCC_GetOscConfig(&RCC_OscInitStruct);  
    RCC_OscInitStruct.PLL.PLLM = 8;
    RCC_OscInitStruct.PLL.PLLN = 360;
    RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
    RCC_OscInitStruct.PLL.PLLQ = 7;
    HAL_RCC_OscConfig(&RCC_OscInitStruct);
    
    HAL_PWREx_EnableOverDrive();
    
    /* Select PLL as system clock source */
    RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK);
    RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
    HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5);
  }
  
  k_StartUp();
  
  /* Initialize Storage Units */
  k_StorageInit();
  
  /*Initialize memory pools */
  k_MemInit();
  
  /* Add Modules*/
  k_ModuleInit();
  
  k_ModuleAdd(&video_player);
  k_ModuleOpenLink(&video_player, "emf");
  k_ModuleOpenLink(&video_player, "EMF");
  k_ModuleAdd(&image_browser);  
  k_ModuleOpenLink(&image_browser, "jpg"); 
  k_ModuleOpenLink(&image_browser, "JPG");
  k_ModuleOpenLink(&image_browser, "bmp"); 
  k_ModuleOpenLink(&image_browser, "BMP");
  k_ModuleAdd(&system_info);
  k_ModuleAdd(&file_browser);
  k_ModuleAdd(&cpu_bench);
  k_ModuleAdd(&game_board);
  
  /* Create GUI task */
  osThreadDef(GUI_Thread, GUIThread, osPriorityHigh, 0, 15 * configMINIMAL_STACK_SIZE);
  osThreadCreate (osThread(GUI_Thread), NULL); 

  /* Create Touch screen Timer */
  osTimerDef(TS_Timer, TimerCallback);
  lcd_timer =  osTimerCreate(osTimer(TS_Timer), osTimerPeriodic, (void *)0);

  /* Start the TS Timer */
  osTimerStart(lcd_timer, 100);
  
  for( ;; )
  {
        /* Toggle LED3 and LED4 */
        BSP_LED_Toggle(LED3);
        BSP_LED_Toggle(LED4);    
        osDelay(250);
  }
}

开发者ID:451506709，项目名称:automated_machine，代码行数:94，代码来源:main.c

示例14: SystemClock_Config

/**
  * @brief System Clock Configuration
  * @retval None
  */
void SystemClock_Config(void)
{
  RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
  RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};

  /**Configure LSE Drive Capability 
  */
  HAL_PWR_EnableBkUpAccess();
  /**Configure the main internal regulator output voltage 
  */
  __HAL_RCC_PWR_CLK_ENABLE();
  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
  /**Initializes the CPU, AHB and APB busses clocks 
  */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI|RCC_OSCILLATORTYPE_HSE;
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  RCC_OscInitStruct.LSIState = RCC_LSI_ON;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  RCC_OscInitStruct.PLL.PLLM = 25;
  RCC_OscInitStruct.PLL.PLLN = 432;
  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
  RCC_OscInitStruct.PLL.PLLQ = 9;
  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  {
    Error_Handler();
  }
  /**Activate the Over-Drive mode 
  */
  if (HAL_PWREx_EnableOverDrive() != HAL_OK)
  {
    Error_Handler();
  }
  /**Initializes the CPU, AHB and APB busses 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_DIV4;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;

  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_7) != HAL_OK)
  {
    Error_Handler();
  }
  PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_LTDC|RCC_PERIPHCLK_USART1
                              |RCC_PERIPHCLK_SDMMC1|RCC_PERIPHCLK_CLK48;
  PeriphClkInitStruct.PLLSAI.PLLSAIN = 192;
  PeriphClkInitStruct.PLLSAI.PLLSAIR = 5;
  PeriphClkInitStruct.PLLSAI.PLLSAIQ = 2;
  PeriphClkInitStruct.PLLSAI.PLLSAIP = RCC_PLLSAIP_DIV2;
  PeriphClkInitStruct.PLLSAIDivQ = 1;
  PeriphClkInitStruct.PLLSAIDivR = RCC_PLLSAIDIVR_4;
  PeriphClkInitStruct.Usart1ClockSelection = RCC_USART1CLKSOURCE_PCLK2;
  PeriphClkInitStruct.Clk48ClockSelection = RCC_CLK48SOURCE_PLL;
  PeriphClkInitStruct.Sdmmc1ClockSelection = RCC_SDMMC1CLKSOURCE_CLK48;
  if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
  {
    Error_Handler();
  }
}

开发者ID:heyuanjie87，项目名称:rt-thread，代码行数:67，代码来源:board.c

注：本文中的HAL_PWREx_EnableOverDrive函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。