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Struct stm32_metapac::rcc::regs::Bdcr

#[repr(transparent)]
pub struct Bdcr(pub u32);
Expand description

RCC backup domain control register

Tuple Fields§

§0: u32

Implementations§

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impl Bdcr

pub const fn lseon(&self) -> bool

LSE oscillator enable Set and cleared by software. Access can be secured by RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub fn set_lseon(&mut self, val: bool)

LSE oscillator enable Set and cleared by software. Access can be secured by RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub const fn lserdy(&self) -> bool

LSE oscillator ready Set and cleared by hardware to indicate when the external 32�kHz oscillator is stable. After the LSEON bit is cleared, LSERDY goes low after six external low-speed oscillator clock cycles. Access can be secured by RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub fn set_lserdy(&mut self, val: bool)

LSE oscillator ready Set and cleared by hardware to indicate when the external 32�kHz oscillator is stable. After the LSEON bit is cleared, LSERDY goes low after six external low-speed oscillator clock cycles. Access can be secured by RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub const fn lsebyp(&self) -> bool

LSE oscillator bypass Set and cleared by software to bypass oscillator in debug mode. This bit can be written only when the external 32�kHz oscillator is disabled (LSEON = 0 and LSERDY = 0). Access can be secured by RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub fn set_lsebyp(&mut self, val: bool)

LSE oscillator bypass Set and cleared by software to bypass oscillator in debug mode. This bit can be written only when the external 32�kHz oscillator is disabled (LSEON = 0 and LSERDY = 0). Access can be secured by RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub const fn lsedrv(&self) -> Lsedrv

LSE oscillator drive capability Set by software to modulate the drive capability of the LSE oscillator. LSEDRV must be programmed to a different value than 0 before enabling the LSE oscillator in ‘Xtal’ mode. Access can be secured by RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV. Note: The oscillator is in ‘Xtal mode’ when it is not in bypass mode.

pub fn set_lsedrv(&mut self, val: Lsedrv)

LSE oscillator drive capability Set by software to modulate the drive capability of the LSE oscillator. LSEDRV must be programmed to a different value than 0 before enabling the LSE oscillator in ‘Xtal’ mode. Access can be secured by RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV. Note: The oscillator is in ‘Xtal mode’ when it is not in bypass mode.

pub const fn lsecsson(&self) -> bool

Low speed external clock security enable Set by software to enable the LSECSS. LSECSSON must be enabled after the LSE oscillator is enabled (LSEON bit enabled) and ready (LSERDY flag set by hardware) and after the RTCSEL bit is selected. Once enabled, this bit cannot be disabled, except after a LSE failure detection (LSECSSD�=�1). In that case, the software must disable the LSECSSON bit. Access can be secured by RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub fn set_lsecsson(&mut self, val: bool)

Low speed external clock security enable Set by software to enable the LSECSS. LSECSSON must be enabled after the LSE oscillator is enabled (LSEON bit enabled) and ready (LSERDY flag set by hardware) and after the RTCSEL bit is selected. Once enabled, this bit cannot be disabled, except after a LSE failure detection (LSECSSD�=�1). In that case, the software must disable the LSECSSON bit. Access can be secured by RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub const fn lsecssd(&self) -> bool

Low speed external clock security, LSE failure Detection Set by hardware to indicate when a failure is detected by the LSECCS on the external 32�kHz oscillator. Reset when LSCSSON bit is cleared. Access can be secured by RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub fn set_lsecssd(&mut self, val: bool)

Low speed external clock security, LSE failure Detection Set by hardware to indicate when a failure is detected by the LSECCS on the external 32�kHz oscillator. Reset when LSCSSON bit is cleared. Access can be secured by RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub const fn lsesysen(&self) -> bool

LSE system clock (LSESYS) enable Set by software to enable the LSE system clock generated by RCC. The lsesys clock is used for peripherals (USART, LPUART, LPTIM, RNG, 2.4 GHz RADIO) and functions (LSCO, MCO, TIM triggers, LPTIM trigger) excluding the RTC, TAMP and LSECSS. Access can be secured by RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub fn set_lsesysen(&mut self, val: bool)

LSE system clock (LSESYS) enable Set by software to enable the LSE system clock generated by RCC. The lsesys clock is used for peripherals (USART, LPUART, LPTIM, RNG, 2.4 GHz RADIO) and functions (LSCO, MCO, TIM triggers, LPTIM trigger) excluding the RTC, TAMP and LSECSS. Access can be secured by RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub const fn rtcsel(&self) -> Rtcsel

RTC and TAMP kernel clock source enable and selection Set by software to enable and select the clock source for the RTC. Can only be accessed secure when one or more features in the RTC or TAMP is/are secure. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub fn set_rtcsel(&mut self, val: Rtcsel)

RTC and TAMP kernel clock source enable and selection Set by software to enable and select the clock source for the RTC. Can only be accessed secure when one or more features in the RTC or TAMP is/are secure. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub const fn lsesysrdy(&self) -> bool

LSE system clock (LSESYS) ready Set and cleared by hardware to indicate when the LSE system clock is stable.When the LSESYSEN bit is set, the LSESYSRDY flag is set after two LSE clock cycles. The LSE clock must be already enabled and stable (LSEON and LSERDY are set). When the LSEON bit is cleared, LSERDY goes low after six external low-speed oscillator clock cycles. Access can be secured by RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub fn set_lsesysrdy(&mut self, val: bool)

LSE system clock (LSESYS) ready Set and cleared by hardware to indicate when the LSE system clock is stable.When the LSESYSEN bit is set, the LSESYSRDY flag is set after two LSE clock cycles. The LSE clock must be already enabled and stable (LSEON and LSERDY are set). When the LSEON bit is cleared, LSERDY goes low after six external low-speed oscillator clock cycles. Access can be secured by RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub const fn lsegfon(&self) -> bool

LSE clock glitch filter enable Set and cleared by hardware to enable the LSE glitch filter. This bit can be written only when the LSE is disabled (LSEON = 0 and LSERDY = 0). Access can be secured by RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub fn set_lsegfon(&mut self, val: bool)

LSE clock glitch filter enable Set and cleared by hardware to enable the LSE glitch filter. This bit can be written only when the LSE is disabled (LSEON = 0 and LSERDY = 0). Access can be secured by RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub const fn lsetrim(&self) -> Lsetrim

LSE trimming These bits are initialized at startup and after OBL_LAUNCH with SBF cleared with the factory-programmed LSE calibration value. Set and cleared by software. These bits must be modified only once after a BOR reset or an OBL_LAUNCH and before enabling LSE with LSEON (when both LSEON = 0 and LSERDY�= 0). Access can be secured by RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV. Note: OBL_LAUNCH of this field occurs only when SBF is cleared and must then only be started by software when LSE oscillator is disabled, LSEON = 0 and LSERDY = 0.

pub fn set_lsetrim(&mut self, val: Lsetrim)

LSE trimming These bits are initialized at startup and after OBL_LAUNCH with SBF cleared with the factory-programmed LSE calibration value. Set and cleared by software. These bits must be modified only once after a BOR reset or an OBL_LAUNCH and before enabling LSE with LSEON (when both LSEON = 0 and LSERDY�= 0). Access can be secured by RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV. Note: OBL_LAUNCH of this field occurs only when SBF is cleared and must then only be started by software when LSE oscillator is disabled, LSEON = 0 and LSERDY = 0.

pub const fn bdrst(&self) -> bool

Backup domain software reset Set and cleared by software. Can only be accessed secure when one or more features in the RTC or TAMP is secure. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub fn set_bdrst(&mut self, val: bool)

Backup domain software reset Set and cleared by software. Can only be accessed secure when one or more features in the RTC or TAMP is secure. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub const fn radiostsel(&self) -> Radiostsel

2.4 GHz RADIO sleep timer kernel clock enable and selection Set and cleared by software. Access can be secured by GTZC_TZSC RADIOSEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub fn set_radiostsel(&mut self, val: Radiostsel)

2.4 GHz RADIO sleep timer kernel clock enable and selection Set and cleared by software. Access can be secured by GTZC_TZSC RADIOSEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub const fn lscoen(&self) -> bool

Low-speed clock output (LSCO) enable Set and cleared by software. Access can be secured by RCC LSISEC and/or RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub fn set_lscoen(&mut self, val: bool)

Low-speed clock output (LSCO) enable Set and cleared by software. Access can be secured by RCC LSISEC and/or RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub const fn lscosel(&self) -> Lscosel

Low-speed clock output selection Set and cleared by software. Access can be secured by RCC LSISEC and/or RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub fn set_lscosel(&mut self, val: Lscosel)

Low-speed clock output selection Set and cleared by software. Access can be secured by RCC LSISEC and/or RCC LSESEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub const fn lsi1on(&self) -> bool

LSI1 oscillator enable Set and cleared by software. Access can be secured by RCC LSISEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub fn set_lsi1on(&mut self, val: bool)

LSI1 oscillator enable Set and cleared by software. Access can be secured by RCC LSISEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub const fn lsi1rdy(&self) -> bool

LSI1 oscillator ready Set and cleared by hardware to indicate when the LSI1 oscillator is stable. After the LSI1ON bit is cleared, LSI1RDY goes low after three internal low-speed oscillator clock cycles. This bit is set when the LSI1 is used by IWDG or RTC, even if LSI1ON = 0. Access can be secured by RCC LSISEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub fn set_lsi1rdy(&mut self, val: bool)

LSI1 oscillator ready Set and cleared by hardware to indicate when the LSI1 oscillator is stable. After the LSI1ON bit is cleared, LSI1RDY goes low after three internal low-speed oscillator clock cycles. This bit is set when the LSI1 is used by IWDG or RTC, even if LSI1ON = 0. Access can be secured by RCC LSISEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub const fn lsi1prediv(&self) -> Lsiprediv

LSI1 Low-speed clock divider configuration Set and cleared by software to enable the LSI1 division. This bit can be written only when the LSI1 is disabled (LSI1ON = 0 and LSI1RDY = 0). The LSI1PREDIV cannot be changed if the LSI1 is used by the IWDG or by the RTC. Access can be secured by RCC LSISEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

pub fn set_lsi1prediv(&mut self, val: Lsiprediv)

LSI1 Low-speed clock divider configuration Set and cleared by software to enable the LSI1 division. This bit can be written only when the LSI1 is disabled (LSI1ON = 0 and LSI1RDY = 0). The LSI1PREDIV cannot be changed if the LSI1 is used by the IWDG or by the RTC. Access can be secured by RCC LSISEC. When secure, a non-secure read/write access is RAZ/WI. It does not generate an illegal access interrupt. This bit can be protected against unprivileged access when secure with RCC SPRIV or when non-secure with RCC NSPRIV.

Trait Implementations§

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impl Clone for Bdcr

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fn clone(&self) -> Bdcr

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Default for Bdcr

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fn default() -> Bdcr

Returns the “default value” for a type. Read more
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impl PartialEq for Bdcr

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fn eq(&self, other: &Bdcr) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Copy for Bdcr

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impl Eq for Bdcr

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impl StructuralPartialEq for Bdcr

Auto Trait Implementations§

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impl Freeze for Bdcr

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impl RefUnwindSafe for Bdcr

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impl Send for Bdcr

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impl Sync for Bdcr

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impl Unpin for Bdcr

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impl UnwindSafe for Bdcr

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.