stm32g4 0.16.0

///Register `CR` reader
pub type R = crate::R<CRrs>;
///Register `CR` writer
pub type W = crate::W<CRrs>;
/**HSI16 clock enable Set and cleared by software. Cleared by hardware to stop the HSI16 oscillator when entering Stop, Standby or Shutdown mode. Set by hardware to force the HSI16 oscillator ON when STOPWUCK=1 or HSIASFS = 1 when leaving Stop modes, or in case of failure of the HSE crystal oscillator. This bit is set by hardware if the HSI16 is used directly or indirectly as system clock.

Value on reset: 0*/
#[cfg_attr(feature = "defmt", derive(defmt::Format))]
#[derive(Clone, Copy, Debug, PartialEq, Eq)]
pub enum HSION {
    ///0: Clock Off
    Off = 0,
    ///1: Clock On
    On = 1,
}
impl From<HSION> for bool {
    #[inline(always)]
    fn from(variant: HSION) -> Self {
        variant as u8 != 0
    }
}
///Field `HSION` reader - HSI16 clock enable Set and cleared by software. Cleared by hardware to stop the HSI16 oscillator when entering Stop, Standby or Shutdown mode. Set by hardware to force the HSI16 oscillator ON when STOPWUCK=1 or HSIASFS = 1 when leaving Stop modes, or in case of failure of the HSE crystal oscillator. This bit is set by hardware if the HSI16 is used directly or indirectly as system clock.
pub type HSION_R = crate::BitReader<HSION>;
impl HSION_R {
    ///Get enumerated values variant
    #[inline(always)]
    pub const fn variant(&self) -> HSION {
        match self.bits {
            false => HSION::Off,
            true => HSION::On,
        }
    }
    ///Clock Off
    #[inline(always)]
    pub fn is_off(&self) -> bool {
        *self == HSION::Off
    }
    ///Clock On
    #[inline(always)]
    pub fn is_on(&self) -> bool {
        *self == HSION::On
    }
}
///Field `HSION` writer - HSI16 clock enable Set and cleared by software. Cleared by hardware to stop the HSI16 oscillator when entering Stop, Standby or Shutdown mode. Set by hardware to force the HSI16 oscillator ON when STOPWUCK=1 or HSIASFS = 1 when leaving Stop modes, or in case of failure of the HSE crystal oscillator. This bit is set by hardware if the HSI16 is used directly or indirectly as system clock.
pub type HSION_W<'a, REG> = crate::BitWriter<'a, REG, HSION>;
impl<'a, REG> HSION_W<'a, REG>
where
    REG: crate::Writable + crate::RegisterSpec,
{
    ///Clock Off
    #[inline(always)]
    pub fn off(self) -> &'a mut crate::W<REG> {
        self.variant(HSION::Off)
    }
    ///Clock On
    #[inline(always)]
    pub fn on(self) -> &'a mut crate::W<REG> {
        self.variant(HSION::On)
    }
}
///Field `HSIKERON` reader - HSI16 always enable for peripheral kernels. Set and cleared by software to force HSI16 ON even in Stop modes. The HSI16 can only feed USARTs and I<sup>2</sup>Cs peripherals configured with HSI16 as kernel clock. Keeping the HSI16 ON in Stop mode allows to avoid slowing down the communication speed because of the HSI16 startup time. This bit has no effect on HSION value.
pub type HSIKERON_R = crate::BitReader;
///Field `HSIKERON` writer - HSI16 always enable for peripheral kernels. Set and cleared by software to force HSI16 ON even in Stop modes. The HSI16 can only feed USARTs and I<sup>2</sup>Cs peripherals configured with HSI16 as kernel clock. Keeping the HSI16 ON in Stop mode allows to avoid slowing down the communication speed because of the HSI16 startup time. This bit has no effect on HSION value.
pub type HSIKERON_W<'a, REG> = crate::BitWriter<'a, REG>;
/**HSI16 clock ready flag Set by hardware to indicate that HSI16 oscillator is stable. This bit is set only when HSI16 is enabled by software by setting HSION. Note: Once the HSION bit is cleared, HSIRDY goes low after 6 HSI16 clock cycles.

Value on reset: 0*/
#[cfg_attr(feature = "defmt", derive(defmt::Format))]
#[derive(Clone, Copy, Debug, PartialEq, Eq)]
pub enum HSIRDYR {
    ///0: Clock not ready
    NotReady = 0,
    ///1: Clock ready
    Ready = 1,
}
impl From<HSIRDYR> for bool {
    #[inline(always)]
    fn from(variant: HSIRDYR) -> Self {
        variant as u8 != 0
    }
}
///Field `HSIRDY` reader - HSI16 clock ready flag Set by hardware to indicate that HSI16 oscillator is stable. This bit is set only when HSI16 is enabled by software by setting HSION. Note: Once the HSION bit is cleared, HSIRDY goes low after 6 HSI16 clock cycles.
pub type HSIRDY_R = crate::BitReader<HSIRDYR>;
impl HSIRDY_R {
    ///Get enumerated values variant
    #[inline(always)]
    pub const fn variant(&self) -> HSIRDYR {
        match self.bits {
            false => HSIRDYR::NotReady,
            true => HSIRDYR::Ready,
        }
    }
    ///Clock not ready
    #[inline(always)]
    pub fn is_not_ready(&self) -> bool {
        *self == HSIRDYR::NotReady
    }
    ///Clock ready
    #[inline(always)]
    pub fn is_ready(&self) -> bool {
        *self == HSIRDYR::Ready
    }
}
///Field `HSEON` reader - HSE clock enable Set and cleared by software. Cleared by hardware to stop the HSE oscillator when entering Stop, Standby or Shutdown mode. This bit cannot be reset if the HSE oscillator is used directly or indirectly as the system clock.
pub use HSION_R as HSEON_R;
///Field `HSEON` writer - HSE clock enable Set and cleared by software. Cleared by hardware to stop the HSE oscillator when entering Stop, Standby or Shutdown mode. This bit cannot be reset if the HSE oscillator is used directly or indirectly as the system clock.
pub use HSION_W as HSEON_W;
///Field `HSERDY` reader - HSE clock ready flag Set by hardware to indicate that the HSE oscillator is stable. Note: Once the HSEON bit is cleared, HSERDY goes low after 6 HSE clock cycles.
pub use HSIRDY_R as HSERDY_R;
/**HSE crystal oscillator bypass Set and cleared by software to bypass the oscillator with an external clock. The external clock must be enabled with the HSEON bit set, to be used by the device. The HSEBYP bit can be written only if the HSE oscillator is disabled.

Value on reset: 0*/
#[cfg_attr(feature = "defmt", derive(defmt::Format))]
#[derive(Clone, Copy, Debug, PartialEq, Eq)]
pub enum HSEBYP {
    ///0: HSE crystal oscillator not bypassed
    NotBypassed = 0,
    ///1: HSE crystal oscillator bypassed with external clock
    Bypassed = 1,
}
impl From<HSEBYP> for bool {
    #[inline(always)]
    fn from(variant: HSEBYP) -> Self {
        variant as u8 != 0
    }
}
///Field `HSEBYP` reader - HSE crystal oscillator bypass Set and cleared by software to bypass the oscillator with an external clock. The external clock must be enabled with the HSEON bit set, to be used by the device. The HSEBYP bit can be written only if the HSE oscillator is disabled.
pub type HSEBYP_R = crate::BitReader<HSEBYP>;
impl HSEBYP_R {
    ///Get enumerated values variant
    #[inline(always)]
    pub const fn variant(&self) -> HSEBYP {
        match self.bits {
            false => HSEBYP::NotBypassed,
            true => HSEBYP::Bypassed,
        }
    }
    ///HSE crystal oscillator not bypassed
    #[inline(always)]
    pub fn is_not_bypassed(&self) -> bool {
        *self == HSEBYP::NotBypassed
    }
    ///HSE crystal oscillator bypassed with external clock
    #[inline(always)]
    pub fn is_bypassed(&self) -> bool {
        *self == HSEBYP::Bypassed
    }
}
///Field `HSEBYP` writer - HSE crystal oscillator bypass Set and cleared by software to bypass the oscillator with an external clock. The external clock must be enabled with the HSEON bit set, to be used by the device. The HSEBYP bit can be written only if the HSE oscillator is disabled.
pub type HSEBYP_W<'a, REG> = crate::BitWriter<'a, REG, HSEBYP>;
impl<'a, REG> HSEBYP_W<'a, REG>
where
    REG: crate::Writable + crate::RegisterSpec,
{
    ///HSE crystal oscillator not bypassed
    #[inline(always)]
    pub fn not_bypassed(self) -> &'a mut crate::W<REG> {
        self.variant(HSEBYP::NotBypassed)
    }
    ///HSE crystal oscillator bypassed with external clock
    #[inline(always)]
    pub fn bypassed(self) -> &'a mut crate::W<REG> {
        self.variant(HSEBYP::Bypassed)
    }
}
/**Clock security system enable Set by software to enable the clock security system. When CSSON is set, the clock detector is enabled by hardware when the HSE oscillator is ready, and disabled by hardware if a HSE clock failure is detected. This bit is set only and is cleared by reset.

Value on reset: 0*/
#[cfg_attr(feature = "defmt", derive(defmt::Format))]
#[derive(Clone, Copy, Debug, PartialEq, Eq)]
pub enum CSSON {
    ///0: Clock security system disabled (clock detector OFF)
    Off = 0,
    ///1: Clock security system enable (clock detector ON if the HSE is ready, OFF if not)
    On = 1,
}
impl From<CSSON> for bool {
    #[inline(always)]
    fn from(variant: CSSON) -> Self {
        variant as u8 != 0
    }
}
///Field `CSSON` reader - Clock security system enable Set by software to enable the clock security system. When CSSON is set, the clock detector is enabled by hardware when the HSE oscillator is ready, and disabled by hardware if a HSE clock failure is detected. This bit is set only and is cleared by reset.
pub type CSSON_R = crate::BitReader<CSSON>;
impl CSSON_R {
    ///Get enumerated values variant
    #[inline(always)]
    pub const fn variant(&self) -> CSSON {
        match self.bits {
            false => CSSON::Off,
            true => CSSON::On,
        }
    }
    ///Clock security system disabled (clock detector OFF)
    #[inline(always)]
    pub fn is_off(&self) -> bool {
        *self == CSSON::Off
    }
    ///Clock security system enable (clock detector ON if the HSE is ready, OFF if not)
    #[inline(always)]
    pub fn is_on(&self) -> bool {
        *self == CSSON::On
    }
}
///Field `CSSON` writer - Clock security system enable Set by software to enable the clock security system. When CSSON is set, the clock detector is enabled by hardware when the HSE oscillator is ready, and disabled by hardware if a HSE clock failure is detected. This bit is set only and is cleared by reset.
pub type CSSON_W<'a, REG> = crate::BitWriter<'a, REG, CSSON>;
impl<'a, REG> CSSON_W<'a, REG>
where
    REG: crate::Writable + crate::RegisterSpec,
{
    ///Clock security system disabled (clock detector OFF)
    #[inline(always)]
    pub fn off(self) -> &'a mut crate::W<REG> {
        self.variant(CSSON::Off)
    }
    ///Clock security system enable (clock detector ON if the HSE is ready, OFF if not)
    #[inline(always)]
    pub fn on(self) -> &'a mut crate::W<REG> {
        self.variant(CSSON::On)
    }
}
///Field `PLLON` reader - Main PLL enable Set and cleared by software to enable the main PLL. Cleared by hardware when entering Stop, Standby or Shutdown mode. This bit cannot be reset if the PLL clock is used as the system clock.
pub use HSION_R as PLLON_R;
///Field `PLLON` writer - Main PLL enable Set and cleared by software to enable the main PLL. Cleared by hardware when entering Stop, Standby or Shutdown mode. This bit cannot be reset if the PLL clock is used as the system clock.
pub use HSION_W as PLLON_W;
///Field `PLLRDY` reader - Main PLL clock ready flag Set by hardware to indicate that the main PLL is locked.
pub use HSIRDY_R as PLLRDY_R;
impl R {
    ///Bit 8 - HSI16 clock enable Set and cleared by software. Cleared by hardware to stop the HSI16 oscillator when entering Stop, Standby or Shutdown mode. Set by hardware to force the HSI16 oscillator ON when STOPWUCK=1 or HSIASFS = 1 when leaving Stop modes, or in case of failure of the HSE crystal oscillator. This bit is set by hardware if the HSI16 is used directly or indirectly as system clock.
    #[inline(always)]
    pub fn hsion(&self) -> HSION_R {
        HSION_R::new(((self.bits >> 8) & 1) != 0)
    }
    ///Bit 9 - HSI16 always enable for peripheral kernels. Set and cleared by software to force HSI16 ON even in Stop modes. The HSI16 can only feed USARTs and I<sup>2</sup>Cs peripherals configured with HSI16 as kernel clock. Keeping the HSI16 ON in Stop mode allows to avoid slowing down the communication speed because of the HSI16 startup time. This bit has no effect on HSION value.
    #[inline(always)]
    pub fn hsikeron(&self) -> HSIKERON_R {
        HSIKERON_R::new(((self.bits >> 9) & 1) != 0)
    }
    ///Bit 10 - HSI16 clock ready flag Set by hardware to indicate that HSI16 oscillator is stable. This bit is set only when HSI16 is enabled by software by setting HSION. Note: Once the HSION bit is cleared, HSIRDY goes low after 6 HSI16 clock cycles.
    #[inline(always)]
    pub fn hsirdy(&self) -> HSIRDY_R {
        HSIRDY_R::new(((self.bits >> 10) & 1) != 0)
    }
    ///Bit 16 - HSE clock enable Set and cleared by software. Cleared by hardware to stop the HSE oscillator when entering Stop, Standby or Shutdown mode. This bit cannot be reset if the HSE oscillator is used directly or indirectly as the system clock.
    #[inline(always)]
    pub fn hseon(&self) -> HSEON_R {
        HSEON_R::new(((self.bits >> 16) & 1) != 0)
    }
    ///Bit 17 - HSE clock ready flag Set by hardware to indicate that the HSE oscillator is stable. Note: Once the HSEON bit is cleared, HSERDY goes low after 6 HSE clock cycles.
    #[inline(always)]
    pub fn hserdy(&self) -> HSERDY_R {
        HSERDY_R::new(((self.bits >> 17) & 1) != 0)
    }
    ///Bit 18 - HSE crystal oscillator bypass Set and cleared by software to bypass the oscillator with an external clock. The external clock must be enabled with the HSEON bit set, to be used by the device. The HSEBYP bit can be written only if the HSE oscillator is disabled.
    #[inline(always)]
    pub fn hsebyp(&self) -> HSEBYP_R {
        HSEBYP_R::new(((self.bits >> 18) & 1) != 0)
    }
    ///Bit 19 - Clock security system enable Set by software to enable the clock security system. When CSSON is set, the clock detector is enabled by hardware when the HSE oscillator is ready, and disabled by hardware if a HSE clock failure is detected. This bit is set only and is cleared by reset.
    #[inline(always)]
    pub fn csson(&self) -> CSSON_R {
        CSSON_R::new(((self.bits >> 19) & 1) != 0)
    }
    ///Bit 24 - Main PLL enable Set and cleared by software to enable the main PLL. Cleared by hardware when entering Stop, Standby or Shutdown mode. This bit cannot be reset if the PLL clock is used as the system clock.
    #[inline(always)]
    pub fn pllon(&self) -> PLLON_R {
        PLLON_R::new(((self.bits >> 24) & 1) != 0)
    }
    ///Bit 25 - Main PLL clock ready flag Set by hardware to indicate that the main PLL is locked.
    #[inline(always)]
    pub fn pllrdy(&self) -> PLLRDY_R {
        PLLRDY_R::new(((self.bits >> 25) & 1) != 0)
    }
}
impl core::fmt::Debug for R {
    fn fmt(&self, f: &mut core::fmt::Formatter) -> core::fmt::Result {
        f.debug_struct("CR")
            .field("hsion", &self.hsion())
            .field("hsikeron", &self.hsikeron())
            .field("hsirdy", &self.hsirdy())
            .field("hseon", &self.hseon())
            .field("hserdy", &self.hserdy())
            .field("hsebyp", &self.hsebyp())
            .field("csson", &self.csson())
            .field("pllon", &self.pllon())
            .field("pllrdy", &self.pllrdy())
            .finish()
    }
}
impl W {
    ///Bit 8 - HSI16 clock enable Set and cleared by software. Cleared by hardware to stop the HSI16 oscillator when entering Stop, Standby or Shutdown mode. Set by hardware to force the HSI16 oscillator ON when STOPWUCK=1 or HSIASFS = 1 when leaving Stop modes, or in case of failure of the HSE crystal oscillator. This bit is set by hardware if the HSI16 is used directly or indirectly as system clock.
    #[inline(always)]
    pub fn hsion(&mut self) -> HSION_W<CRrs> {
        HSION_W::new(self, 8)
    }
    ///Bit 9 - HSI16 always enable for peripheral kernels. Set and cleared by software to force HSI16 ON even in Stop modes. The HSI16 can only feed USARTs and I<sup>2</sup>Cs peripherals configured with HSI16 as kernel clock. Keeping the HSI16 ON in Stop mode allows to avoid slowing down the communication speed because of the HSI16 startup time. This bit has no effect on HSION value.
    #[inline(always)]
    pub fn hsikeron(&mut self) -> HSIKERON_W<CRrs> {
        HSIKERON_W::new(self, 9)
    }
    ///Bit 16 - HSE clock enable Set and cleared by software. Cleared by hardware to stop the HSE oscillator when entering Stop, Standby or Shutdown mode. This bit cannot be reset if the HSE oscillator is used directly or indirectly as the system clock.
    #[inline(always)]
    pub fn hseon(&mut self) -> HSEON_W<CRrs> {
        HSEON_W::new(self, 16)
    }
    ///Bit 18 - HSE crystal oscillator bypass Set and cleared by software to bypass the oscillator with an external clock. The external clock must be enabled with the HSEON bit set, to be used by the device. The HSEBYP bit can be written only if the HSE oscillator is disabled.
    #[inline(always)]
    pub fn hsebyp(&mut self) -> HSEBYP_W<CRrs> {
        HSEBYP_W::new(self, 18)
    }
    ///Bit 19 - Clock security system enable Set by software to enable the clock security system. When CSSON is set, the clock detector is enabled by hardware when the HSE oscillator is ready, and disabled by hardware if a HSE clock failure is detected. This bit is set only and is cleared by reset.
    #[inline(always)]
    pub fn csson(&mut self) -> CSSON_W<CRrs> {
        CSSON_W::new(self, 19)
    }
    ///Bit 24 - Main PLL enable Set and cleared by software to enable the main PLL. Cleared by hardware when entering Stop, Standby or Shutdown mode. This bit cannot be reset if the PLL clock is used as the system clock.
    #[inline(always)]
    pub fn pllon(&mut self) -> PLLON_W<CRrs> {
        PLLON_W::new(self, 24)
    }
}
/**Clock control register

You can [`read`](crate::Reg::read) this register and get [`cr::R`](R). You can [`reset`](crate::Reg::reset), [`write`](crate::Reg::write), [`write_with_zero`](crate::Reg::write_with_zero) this register using [`cr::W`](W). You can also [`modify`](crate::Reg::modify) this register. See [API](https://docs.rs/svd2rust/#read--modify--write-api).

See register [structure](https://stm32-rs.github.io/stm32-rs/STM32G431.html#RCC:CR)*/
pub struct CRrs;
impl crate::RegisterSpec for CRrs {
    type Ux = u32;
}
///`read()` method returns [`cr::R`](R) reader structure
impl crate::Readable for CRrs {}
///`write(|w| ..)` method takes [`cr::W`](W) writer structure
impl crate::Writable for CRrs {
    type Safety = crate::Unsafe;
}
///`reset()` method sets CR to value 0x63
impl crate::Resettable for CRrs {
    const RESET_VALUE: u32 = 0x63;
}