This file provides all the RCC firmware functions. 更多...

#include "wb32l003_rcc.h"

宏定义
#define	RCC_REGWR_LOCK() (RCC->UNLOCK = (0x2AD5334C << RCC_UNLOCK_KEY_Pos) & RCC_UNLOCK_KEY)

#define	RCC_REGWR_UNLOCK() (RCC->UNLOCK = RCC_UNLOCK_UNLOCK \| (0x2AD5334C << RCC_UNLOCK_KEY_Pos))

#define	RCC_SYSTEMCR_UNLOCK_KEY ((uint32_t)0x5A69)

#define	RCC_SYSTEMCR_UNLOCK_Pos ((uint32_t)16)

#define	RCC_SET_KEYBIT(REG, BIT) ((REG) \|= (BIT \| (RCC_SYSTEMCR_UNLOCK_KEY << RCC_SYSTEMCR_UNLOCK_Pos)))

#define	RCC_MODIFY_KEYREG(REG, CLEARMASK, SETVALUE) WRITE_REG((REG), (((READ_REG(REG)) & (~(CLEARMASK))) \| (SETVALUE \| (RCC_SYSTEMCR_UNLOCK_KEY << RCC_SYSTEMCR_UNLOCK_Pos))))

#define	RCC_WRITE_KEYREG(REG, VAL) ((REG) = (VAL \| (RCC_SYSTEMCR_UNLOCK_KEY << RCC_SYSTEMCR_UNLOCK_Pos)))

#define	RCC_CLEAR_KEYBIT(REG, CLEARMASK) WRITE_REG((REG), (((READ_REG(REG)) & (~(CLEARMASK))) \| (RCC_SYSTEMCR_UNLOCK_KEY << RCC_SYSTEMCR_UNLOCK_Pos)))

函数
void	RCC_DeInit (void)
	Resets the RCC clock configuration to the default reset state. 更多...

void	RCC_HSIConfig (const uint32_t HSI_Value, FunctionalState NewState)
	Configures the Internal High Speed oscillator (HSI). 更多...

void	RCC_LSIConfig (uint32_t LSI_Value, uint32_t LSI_StartUPTime, FunctionalState NewState)
	Configures the Internal low Speed oscillator (LSI). 更多...

void	RCC_HSEConfig (uint32_t RCC_HSE)
	Configures the External High Speed oscillator (HSE). 更多...

void	RCC_LSEConfig (uint32_t RCC_LSE)
	Configures the External Low Speed oscillator (LSE). 更多...

void	RCC_HSEDriveCurrentConfig (uint32_t Current)
	Configures the drive current of High Speed oscillator (HSE). 更多...

void	RCC_HSEStartTimeConfig (uint32_t Time)
	Configures the start time of High Speed oscillator (HSE). 更多...

void	RCC_LSEDriveCurrentConfig (uint32_t Current)
	Configures the drive current of Low Speed oscillator (LSE). 更多...

void	RCC_LSEStartTimeConfig (uint32_t Time)
	Configures the start time of Low Speed oscillator (LSE). 更多...

void	RCC_SYSCLKConfig (uint32_t RCC_SYSCLKSource)
	Configures the SYS Clock (SYSCLK). 更多...

void	RCC_AHBCLKConfig (uint32_t RCC_AHBCLKDiv)
	Configures the AHB clock (AHBCLK). 更多...

void	RCC_APBCLKConfig (uint32_t RCC_APBCLKDiv)
	Configures the APB clock (APBCLK). 更多...

void	RCC_MCOConfig (uint32_t RCC_MCOSource, uint32_t RCC_MCOHCLKDiv)
	Selects the clock source to output on MCO pin. 更多...

void	RCC_MCOCmd (FunctionalState NewState)
	Enable or Disable the MCO Clock output. 更多...

void	RCC_GetClocksFreq (RCC_ClocksTypeDef *RCC_Clocks)
	Returns the frequencies of different on chip clocks. 更多...

void	RCC_AHBPeriphClockCmd (uint32_t RCC_AHBPeriph, FunctionalState NewState)
	Enables or disables the AHB peripheral clock. 更多...

void	RCC_APBPeriphClockCmd (uint32_t RCC_APBPeriph, FunctionalState NewState)
	Enables or disables the APB peripheral clock. 更多...

void	RCC_AHBPeriphResetCmd (uint32_t RCC_AHBPeriph, FunctionalState NewState)
	Forces or releases AHB peripheral reset. 更多...

void	RCC_APBPeriphResetCmd (uint32_t RCC_APBPeriph, FunctionalState NewState)
	Forces or releases APB peripheral reset. 更多...

void	RCC_RTCPeriphResetCmd (FunctionalState NewState)
	Forces or releases RTC peripheral reset. 更多...

FlagStatus	RCC_GetResetFlagStatus (uint32_t RCC_RSTFLAG)
	Checks whether the specified RCC reset flag is set or not. 更多...

void	RCC_ClearResetFlags (uint32_t RCC_RSTFLAG)
	Clear the specified RCC reset flag. 更多...

详细描述

This file provides all the RCC firmware functions.

作者: Westberry Application Team

版本: V0.0.4

日期: 23-April-2023

宏定义

函数

详细描述