STM32F0 Standard Peripheral bibliotheek
1.0
ST Microelectronics standard peripheral bibliotheek documentatie voor de STM32F0 familie
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RCC driver modules. More...
Modules | |
RCC_Exported_Constants | |
RCC_Private_Functions | |
Data Structures | |
struct | RCC_ClocksTypeDef |
Functions | |
void | RCC_DeInit (void) |
Resets the RCC clock configuration to the default reset state. More... | |
void | RCC_HSEConfig (uint8_t RCC_HSE) |
Configures the External High Speed oscillator (HSE). More... | |
ErrorStatus | RCC_WaitForHSEStartUp (void) |
Waits for HSE start-up. More... | |
void | RCC_AdjustHSICalibrationValue (uint8_t HSICalibrationValue) |
Adjusts the Internal High Speed oscillator (HSI) calibration value. More... | |
void | RCC_HSICmd (FunctionalState NewState) |
Enables or disables the Internal High Speed oscillator (HSI). More... | |
void | RCC_AdjustHSI14CalibrationValue (uint8_t HSI14CalibrationValue) |
Adjusts the Internal High Speed oscillator for ADC (HSI14) calibration value. More... | |
void | RCC_HSI14Cmd (FunctionalState NewState) |
Enables or disables the Internal High Speed oscillator for ADC (HSI14). More... | |
void | RCC_HSI14ADCRequestCmd (FunctionalState NewState) |
Enables or disables the Internal High Speed oscillator request from ADC. More... | |
void | RCC_LSEConfig (uint32_t RCC_LSE) |
Configures the External Low Speed oscillator (LSE). More... | |
void | RCC_LSEDriveConfig (uint32_t RCC_LSEDrive) |
Configures the External Low Speed oscillator (LSE) drive capability. More... | |
void | RCC_LSICmd (FunctionalState NewState) |
Enables or disables the Internal Low Speed oscillator (LSI). More... | |
void | RCC_PLLConfig (uint32_t RCC_PLLSource, uint32_t RCC_PLLMul) |
Configures the PLL clock source and multiplication factor. More... | |
void | RCC_PLLCmd (FunctionalState NewState) |
Enables or disables the PLL. More... | |
void | RCC_PREDIV1Config (uint32_t RCC_PREDIV1_Div) |
Configures the PREDIV1 division factor. More... | |
void | RCC_ClockSecuritySystemCmd (FunctionalState NewState) |
Enables or disables the Clock Security System. More... | |
void | RCC_MCOConfig (uint8_t RCC_MCOSource) |
Selects the clock source to output on MCO pin (PA8). More... | |
void | RCC_SYSCLKConfig (uint32_t RCC_SYSCLKSource) |
Configures the system clock (SYSCLK). More... | |
uint8_t | RCC_GetSYSCLKSource (void) |
Returns the clock source used as system clock. More... | |
void | RCC_HCLKConfig (uint32_t RCC_SYSCLK) |
Configures the AHB clock (HCLK). More... | |
void | RCC_PCLKConfig (uint32_t RCC_HCLK) |
Configures the APB clock (PCLK). More... | |
void | RCC_ADCCLKConfig (uint32_t RCC_ADCCLK) |
Configures the ADC clock (ADCCLK). More... | |
void | RCC_CECCLKConfig (uint32_t RCC_CECCLK) |
Configures the CEC clock (CECCLK). More... | |
void | RCC_I2CCLKConfig (uint32_t RCC_I2CCLK) |
Configures the I2C1 clock (I2C1CLK). More... | |
void | RCC_USARTCLKConfig (uint32_t RCC_USARTCLK) |
Configures the USART1 clock (USART1CLK). More... | |
void | RCC_GetClocksFreq (RCC_ClocksTypeDef *RCC_Clocks) |
Returns the frequencies of the System, AHB and APB busses clocks. More... | |
void | RCC_RTCCLKConfig (uint32_t RCC_RTCCLKSource) |
Configures the RTC clock (RTCCLK). More... | |
void | RCC_RTCCLKCmd (FunctionalState NewState) |
Enables or disables the RTC clock. More... | |
void | RCC_BackupResetCmd (FunctionalState NewState) |
Forces or releases the Backup domain reset. More... | |
void | RCC_AHBPeriphClockCmd (uint32_t RCC_AHBPeriph, FunctionalState NewState) |
Enables or disables the AHB peripheral clock. More... | |
void | RCC_APB2PeriphClockCmd (uint32_t RCC_APB2Periph, FunctionalState NewState) |
Enables or disables the High Speed APB (APB2) peripheral clock. More... | |
void | RCC_APB1PeriphClockCmd (uint32_t RCC_APB1Periph, FunctionalState NewState) |
Enables or disables the Low Speed APB (APB1) peripheral clock. More... | |
void | RCC_AHBPeriphResetCmd (uint32_t RCC_AHBPeriph, FunctionalState NewState) |
Forces or releases AHB peripheral reset. More... | |
void | RCC_APB2PeriphResetCmd (uint32_t RCC_APB2Periph, FunctionalState NewState) |
Forces or releases High Speed APB (APB2) peripheral reset. More... | |
void | RCC_APB1PeriphResetCmd (uint32_t RCC_APB1Periph, FunctionalState NewState) |
Forces or releases Low Speed APB (APB1) peripheral reset. More... | |
void | RCC_ITConfig (uint8_t RCC_IT, FunctionalState NewState) |
Enables or disables the specified RCC interrupts. More... | |
FlagStatus | RCC_GetFlagStatus (uint8_t RCC_FLAG) |
Checks whether the specified RCC flag is set or not. More... | |
void | RCC_ClearFlag (void) |
Clears the RCC reset flags. The reset flags are: RCC_FLAG_OBLRST, RCC_FLAG_PINRST, RCC_FLAG_V18PWRRSTF, RCC_FLAG_PORRST, RCC_FLAG_SFTRST, RCC_FLAG_IWDGRST, RCC_FLAG_WWDGRST, RCC_FLAG_LPWRRST. More... | |
ITStatus | RCC_GetITStatus (uint8_t RCC_IT) |
Checks whether the specified RCC interrupt has occurred or not. More... | |
void | RCC_ClearITPendingBit (uint8_t RCC_IT) |
Clears the RCC's interrupt pending bits. More... | |
RCC driver modules.
void RCC_ADCCLKConfig | ( | uint32_t | RCC_ADCCLK | ) |
Configures the ADC clock (ADCCLK).
RCC_ADCCLK,: | defines the ADC clock source. This clock is derived from the HSI14 or APB clock (PCLK). This parameter can be one of the following values:
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None |
void RCC_AdjustHSI14CalibrationValue | ( | uint8_t | HSI14CalibrationValue | ) |
Adjusts the Internal High Speed oscillator for ADC (HSI14) calibration value.
HSI14CalibrationValue,: | specifies the HSI14 calibration trimming value. This parameter must be a number between 0 and 0x1F. |
None |
void RCC_AdjustHSICalibrationValue | ( | uint8_t | HSICalibrationValue | ) |
Adjusts the Internal High Speed oscillator (HSI) calibration value.
HSICalibrationValue,: | specifies the HSI calibration trimming value. This parameter must be a number between 0 and 0x1F. |
None |
void RCC_AHBPeriphClockCmd | ( | uint32_t | RCC_AHBPeriph, |
FunctionalState | NewState | ||
) |
Enables or disables the AHB peripheral clock.
RCC_AHBPeriph,: | specifies the AHB peripheral to gates its clock. This parameter can be any combination of the following values:
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NewState,: | new state of the specified peripheral clock. This parameter can be: ENABLE or DISABLE. |
None |
void RCC_AHBPeriphResetCmd | ( | uint32_t | RCC_AHBPeriph, |
FunctionalState | NewState | ||
) |
Forces or releases AHB peripheral reset.
RCC_AHBPeriph,: | specifies the AHB peripheral to reset. This parameter can be any combination of the following values:
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NewState,: | new state of the specified peripheral reset. This parameter can be: ENABLE or DISABLE. |
None |
void RCC_APB1PeriphClockCmd | ( | uint32_t | RCC_APB1Periph, |
FunctionalState | NewState | ||
) |
Enables or disables the Low Speed APB (APB1) peripheral clock.
RCC_APB1Periph,: | specifies the APB1 peripheral to gates its clock. This parameter can be any combination of the following values:
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NewState,: | new state of the specified peripheral clock. This parameter can be: ENABLE or DISABLE. |
None |
void RCC_APB1PeriphResetCmd | ( | uint32_t | RCC_APB1Periph, |
FunctionalState | NewState | ||
) |
Forces or releases Low Speed APB (APB1) peripheral reset.
RCC_APB1Periph,: | specifies the APB1 peripheral to reset. This parameter can be any combination of the following values:
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NewState,: | new state of the specified peripheral clock. This parameter can be: ENABLE or DISABLE. |
None |
void RCC_APB2PeriphClockCmd | ( | uint32_t | RCC_APB2Periph, |
FunctionalState | NewState | ||
) |
Enables or disables the High Speed APB (APB2) peripheral clock.
RCC_APB2Periph,: | specifies the APB2 peripheral to gates its clock. This parameter can be any combination of the following values:
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NewState,: | new state of the specified peripheral clock. This parameter can be: ENABLE or DISABLE. |
None |
void RCC_APB2PeriphResetCmd | ( | uint32_t | RCC_APB2Periph, |
FunctionalState | NewState | ||
) |
Forces or releases High Speed APB (APB2) peripheral reset.
RCC_APB2Periph,: | specifies the APB2 peripheral to reset. This parameter can be any combination of the following values:
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NewState,: | new state of the specified peripheral reset. This parameter can be: ENABLE or DISABLE. |
None |
void RCC_BackupResetCmd | ( | FunctionalState | NewState | ) |
Forces or releases the Backup domain reset.
NewState,: | new state of the Backup domain reset. This parameter can be: ENABLE or DISABLE. |
None |
void RCC_CECCLKConfig | ( | uint32_t | RCC_CECCLK | ) |
Configures the CEC clock (CECCLK).
RCC_CECCLK,: | defines the CEC clock source. This clock is derived from the HSI or LSE clock. This parameter can be one of the following values:
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None |
void RCC_ClearFlag | ( | void | ) |
Clears the RCC reset flags. The reset flags are: RCC_FLAG_OBLRST, RCC_FLAG_PINRST, RCC_FLAG_V18PWRRSTF, RCC_FLAG_PORRST, RCC_FLAG_SFTRST, RCC_FLAG_IWDGRST, RCC_FLAG_WWDGRST, RCC_FLAG_LPWRRST.
None |
None |
void RCC_ClearITPendingBit | ( | uint8_t | RCC_IT | ) |
Clears the RCC's interrupt pending bits.
RCC_IT,: | specifies the interrupt pending bit to clear. This parameter can be any combination of the following values:
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None |
void RCC_ClockSecuritySystemCmd | ( | FunctionalState | NewState | ) |
Enables or disables the Clock Security System.
NewState,: | new state of the Clock Security System. This parameter can be: ENABLE or DISABLE. |
None |
void RCC_DeInit | ( | void | ) |
Resets the RCC clock configuration to the default reset state.
None |
None |
void RCC_GetClocksFreq | ( | RCC_ClocksTypeDef * | RCC_Clocks | ) |
Returns the frequencies of the System, AHB and APB busses clocks.
RCC_Clocks,: | pointer to a RCC_ClocksTypeDef structure which will hold the clocks frequencies. |
None |
FlagStatus RCC_GetFlagStatus | ( | uint8_t | RCC_FLAG | ) |
Checks whether the specified RCC flag is set or not.
RCC_FLAG,: | specifies the flag to check. This parameter can be one of the following values:
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The | new state of RCC_FLAG (SET or RESET). |
ITStatus RCC_GetITStatus | ( | uint8_t | RCC_IT | ) |
Checks whether the specified RCC interrupt has occurred or not.
RCC_IT,: | specifies the RCC interrupt source to check. This parameter can be one of the following values:
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The | new state of RCC_IT (SET or RESET). |
uint8_t RCC_GetSYSCLKSource | ( | void | ) |
Returns the clock source used as system clock.
None |
The | clock source used as system clock. The returned value can be one of the following values:
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void RCC_HCLKConfig | ( | uint32_t | RCC_SYSCLK | ) |
Configures the AHB clock (HCLK).
RCC_SYSCLK,: | defines the AHB clock divider. This clock is derived from the system clock (SYSCLK). This parameter can be one of the following values:
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None |
void RCC_HSEConfig | ( | uint8_t | RCC_HSE | ) |
Configures the External High Speed oscillator (HSE).
RCC_HSE,: | specifies the new state of the HSE. This parameter can be one of the following values:
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None |
void RCC_HSI14ADCRequestCmd | ( | FunctionalState | NewState | ) |
Enables or disables the Internal High Speed oscillator request from ADC.
NewState,: | new state of the HSI14 ADC request. This parameter can be: ENABLE or DISABLE. |
None |
void RCC_HSI14Cmd | ( | FunctionalState | NewState | ) |
Enables or disables the Internal High Speed oscillator for ADC (HSI14).
NewState,: | new state of the HSI14. This parameter can be: ENABLE or DISABLE. |
None |
void RCC_HSICmd | ( | FunctionalState | NewState | ) |
Enables or disables the Internal High Speed oscillator (HSI).
NewState,: | new state of the HSI. This parameter can be: ENABLE or DISABLE. |
None |
void RCC_I2CCLKConfig | ( | uint32_t | RCC_I2CCLK | ) |
Configures the I2C1 clock (I2C1CLK).
RCC_I2CCLK,: | defines the I2C1 clock source. This clock is derived from the HSI or System clock. This parameter can be one of the following values:
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None |
void RCC_ITConfig | ( | uint8_t | RCC_IT, |
FunctionalState | NewState | ||
) |
Enables or disables the specified RCC interrupts.
RCC_IT,: | specifies the RCC interrupt sources to be enabled or disabled. This parameter can be any combination of the following values:
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NewState,: | new state of the specified RCC interrupts. This parameter can be: ENABLE or DISABLE. |
None |
void RCC_LSEConfig | ( | uint32_t | RCC_LSE | ) |
Configures the External Low Speed oscillator (LSE).
RCC_LSE,: | specifies the new state of the LSE. This parameter can be one of the following values:
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None |
void RCC_LSEDriveConfig | ( | uint32_t | RCC_LSEDrive | ) |
Configures the External Low Speed oscillator (LSE) drive capability.
RCC_LSEDrive,: | specifies the new state of the LSE drive capability. This parameter can be one of the following values:
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None |
void RCC_LSICmd | ( | FunctionalState | NewState | ) |
Enables or disables the Internal Low Speed oscillator (LSI).
NewState,: | new state of the LSI. This parameter can be: ENABLE or DISABLE. |
None |
void RCC_MCOConfig | ( | uint8_t | RCC_MCOSource | ) |
Selects the clock source to output on MCO pin (PA8).
RCC_MCOSource,: | specifies the clock source to output. This parameter can be one of the following values:
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None |
void RCC_PCLKConfig | ( | uint32_t | RCC_HCLK | ) |
Configures the APB clock (PCLK).
RCC_HCLK,: | defines the APB clock divider. This clock is derived from the AHB clock (HCLK). This parameter can be one of the following values:
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None |
void RCC_PLLCmd | ( | FunctionalState | NewState | ) |
Enables or disables the PLL.
NewState,: | new state of the PLL. This parameter can be: ENABLE or DISABLE. |
None |
void RCC_PLLConfig | ( | uint32_t | RCC_PLLSource, |
uint32_t | RCC_PLLMul | ||
) |
Configures the PLL clock source and multiplication factor.
RCC_PLLSource,: | specifies the PLL entry clock source. This parameter can be one of the following values:
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RCC_PLLMul,: | specifies the PLL multiplication factor, which drive the PLLVCO clock This parameter can be RCC_PLLMul_x where x:[2,16] |
None |
void RCC_PREDIV1Config | ( | uint32_t | RCC_PREDIV1_Div | ) |
Configures the PREDIV1 division factor.
RCC_PREDIV1_Div,: | specifies the PREDIV1 clock division factor. This parameter can be RCC_PREDIV1_Divx where x:[1,16] |
None |
void RCC_RTCCLKCmd | ( | FunctionalState | NewState | ) |
Enables or disables the RTC clock.
NewState,: | new state of the RTC clock. This parameter can be: ENABLE or DISABLE. |
None |
void RCC_RTCCLKConfig | ( | uint32_t | RCC_RTCCLKSource | ) |
Configures the RTC clock (RTCCLK).
RCC_RTCCLKSource,: | specifies the RTC clock source. This parameter can be one of the following values:
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None |
void RCC_SYSCLKConfig | ( | uint32_t | RCC_SYSCLKSource | ) |
Configures the system clock (SYSCLK).
RCC_SYSCLKSource,: | specifies the clock source used as system clock source This parameter can be one of the following values:
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None |
void RCC_USARTCLKConfig | ( | uint32_t | RCC_USARTCLK | ) |
Configures the USART1 clock (USART1CLK).
RCC_USARTCLK,: | defines the USART1 clock source. This clock is derived from the HSI or System clock. This parameter can be one of the following values:
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None |
ErrorStatus RCC_WaitForHSEStartUp | ( | void | ) |
Waits for HSE start-up.
None |
An | ErrorStatus enumeration value:
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