stm32f4xx_ll_rcc.c File Reference

RCC LL module driver. More...

#include "stm32f4xx_ll_rcc.h"

Go to the source code of this file.

Defines
#define	assert_param(expr)   ((void)0U)
#define	IS_LL_RCC_SAI_CLKSOURCE(__VALUE__)
#define	IS_LL_RCC_SDIO_CLKSOURCE(__VALUE__)   (((__VALUE__) == LL_RCC_SDIO_CLKSOURCE))
#define	IS_LL_RCC_RNG_CLKSOURCE(__VALUE__)   (((__VALUE__) == LL_RCC_RNG_CLKSOURCE))
#define	IS_LL_RCC_USB_CLKSOURCE(__VALUE__)   (((__VALUE__) == LL_RCC_USB_CLKSOURCE))
#define	IS_LL_RCC_I2S_CLKSOURCE(__VALUE__)   (((__VALUE__) == LL_RCC_I2S1_CLKSOURCE))
#define	IS_LL_RCC_DSI_CLKSOURCE(__VALUE__)   (((__VALUE__) == LL_RCC_DSI_CLKSOURCE))
#define	IS_LL_RCC_LTDC_CLKSOURCE(__VALUE__)   (((__VALUE__) == LL_RCC_LTDC_CLKSOURCE))
Functions
uint32_t	RCC_GetSystemClockFreq (void)
	Return SYSTEM clock frequency.
uint32_t	RCC_GetHCLKClockFreq (uint32_t SYSCLK_Frequency)
	Return HCLK clock frequency.
uint32_t	RCC_GetPCLK1ClockFreq (uint32_t HCLK_Frequency)
	Return PCLK1 clock frequency.
uint32_t	RCC_GetPCLK2ClockFreq (uint32_t HCLK_Frequency)
	Return PCLK2 clock frequency.
uint32_t	RCC_PLL_GetFreqDomain_SYS (uint32_t SYSCLK_Source)
	Return PLL clock frequency used for system domain.
uint32_t	RCC_PLL_GetFreqDomain_48M (void)
	Return PLL clock frequency used for 48 MHz domain.
uint32_t	RCC_PLL_GetFreqDomain_SAI (void)
	Return PLL clock frequency used for SAI clock.
uint32_t	RCC_PLL_GetFreqDomain_DSI (void)
	Return PLL clock frequency used for DSI clock.
uint32_t	RCC_PLLSAI_GetFreqDomain_SAI (void)
	Return PLLSAI clock frequency used for SAI domain.
uint32_t	RCC_PLLSAI_GetFreqDomain_48M (void)
	Return PLLSAI clock frequency used for 48Mhz domain.
uint32_t	RCC_PLLSAI_GetFreqDomain_LTDC (void)
	Return PLLSAI clock frequency used for LTDC domain.
uint32_t	RCC_PLLI2S_GetFreqDomain_I2S (void)
	Return PLLI2S clock frequency used for I2S domain.
uint32_t	RCC_PLLI2S_GetFreqDomain_SAI (void)
	Return PLLI2S clock frequency used for SAI domains.
ErrorStatus	LL_RCC_DeInit (void)
	Reset the RCC clock configuration to the default reset state.
void	LL_RCC_GetSystemClocksFreq (LL_RCC_ClocksTypeDef *RCC_Clocks)
	Return the frequencies of different on chip clocks; System, AHB, APB1 and APB2 buses clocks.
uint32_t	LL_RCC_GetI2SClockFreq (uint32_t I2SxSource)
	Return I2Sx clock frequency.
uint32_t	LL_RCC_GetSAIClockFreq (uint32_t SAIxSource)
	Return SAIx clock frequency.
uint32_t	LL_RCC_GetSDIOClockFreq (uint32_t SDIOxSource)
	Return SDIOx clock frequency.
uint32_t	LL_RCC_GetRNGClockFreq (uint32_t RNGxSource)
	Return RNGx clock frequency.
uint32_t	LL_RCC_GetUSBClockFreq (uint32_t USBxSource)
	Return USBx clock frequency.
uint32_t	LL_RCC_GetDSIClockFreq (uint32_t DSIxSource)
	Return DSI clock frequency.
uint32_t	LL_RCC_GetLTDCClockFreq (uint32_t LTDCxSource)
	Return LTDC clock frequency.

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Detailed Description

RCC LL module driver.

Author:

MCD Application Team

Attention:

© Copyright (c) 2017 STMicroelectronics. All rights reserved.

This software component is licensed by ST under BSD 3-Clause license, the "License"; You may not use this file except in compliance with the License. You may obtain a copy of the License at: opensource.org/licenses/BSD-3-Clause

Definition in file stm32f4xx_ll_rcc.c.

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Define Documentation

#define assert_param

(

expr

)

((void)0U)

Definition at line 26 of file stm32f4xx_ll_rcc.c.

Referenced by LL_RCC_GetDSIClockFreq(), LL_RCC_GetI2SClockFreq(), LL_RCC_GetLTDCClockFreq(), LL_RCC_GetRNGClockFreq(), LL_RCC_GetSAIClockFreq(), LL_RCC_GetSDIOClockFreq(), and LL_RCC_GetUSBClockFreq().