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#[doc = r"Value to write to the register"] pub struct W { bits: u32, } impl super::KR { #[doc = r"Writes to the register"] #[inline(always)] pub fn write<F>(&self, f: F) where F: FnOnce(&mut W) -> &mut W, { self.register.set( f(&mut W { bits: Self::reset_value(), }) .bits, ); } #[doc = r"Reset value of the register"] #[inline(always)] pub const fn reset_value() -> u32 { 0 } #[doc = r"Writes the reset value to the register"] #[inline(always)] pub fn reset(&self) { self.register.set(Self::reset_value()) } } #[doc = "Values that can be written to the field `KEY`"] #[derive(Clone, Copy, Debug, PartialEq)] pub enum KEYW { #[doc = "Enable access to PR, RLR and WINR registers (0x5555)"] ENABLE, #[doc = "Reset the watchdog value (0xAAAA)"] RESET, #[doc = "Start the watchdog (0xCCCC)"] START, } impl KEYW { #[allow(missing_docs)] #[doc(hidden)] #[inline(always)] pub fn _bits(&self) -> u16 { match *self { KEYW::ENABLE => 21845, KEYW::RESET => 43690, KEYW::START => 52428, } } } #[doc = r"Proxy"] pub struct _KEYW<'a> { w: &'a mut W, } impl<'a> _KEYW<'a> { #[doc = r"Writes `variant` to the field"] #[inline(always)] pub fn variant(self, variant: KEYW) -> &'a mut W { unsafe { self.bits(variant._bits()) } } #[doc = "Enable access to PR, RLR and WINR registers (0x5555)"] #[inline(always)] pub fn enable(self) -> &'a mut W { self.variant(KEYW::ENABLE) } #[doc = "Reset the watchdog value (0xAAAA)"] #[inline(always)] pub fn reset(self) -> &'a mut W { self.variant(KEYW::RESET) } #[doc = "Start the watchdog (0xCCCC)"] #[inline(always)] pub fn start(self) -> &'a mut W { self.variant(KEYW::START) } #[doc = r"Writes raw bits to the field"] #[inline(always)] pub unsafe fn bits(self, value: u16) -> &'a mut W { self.w.bits &= !(0xffff << 0); self.w.bits |= ((value as u32) & 0xffff) << 0; self.w } } impl W { #[doc = r"Writes raw bits to the register"] #[inline(always)] pub unsafe fn bits(&mut self, bits: u32) -> &mut Self { self.bits = bits; self } #[doc = "Bits 0:15 - Key value (write only, read 0x0000) These bits must be written by software at regular intervals with the key value 0xAAAA, otherwise the watchdog generates a reset when the counter reaches 0. Writing the key value 0x5555 to enable access to the IWDG_PR, IWDG_RLR and IWDG_WINR registers (see Section23.3.6: Register access protection) Writing the key value CCCCh starts the watchdog (except if the hardware watchdog option is selected)"] #[inline(always)] pub fn key(&mut self) -> _KEYW { _KEYW { w: self } } }