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use core::marker::PhantomData;
pub struct EevCfgs<TIM> {
pub eev1: EevCfg<TIM>,
pub eev2: EevCfg<TIM>,
pub eev3: EevCfg<TIM>,
pub eev4: EevCfg<TIM>,
pub eev5: EevCfg<TIM>,
pub eev6: EevCfg<TIM>,
pub eev7: EevCfg<TIM>,
pub eev8: EevCfg<TIM>,
pub eev9: EevCfg<TIM>,
pub eev10: EevCfg<TIM>,
// TODO: Expose these
// TODO: Note there are some peculiarities here with fast mode
// One way to prevent misuse would be to require a borrowed ExternalEventSource<IS_FAST> when setting
// filter/latching as well as the event_counter related settings below.
#[cfg(feature = "hrtim_v2")]
pub(crate) event_counter_enable_bit: bool,
#[cfg(feature = "hrtim_v2")]
pub(crate) event_counter_reset_mode_bit: bool,
#[cfg(feature = "hrtim_v2")]
pub(crate) event_counter_source_bits: u8,
#[cfg(feature = "hrtim_v2")]
pub(crate) event_counter_threshold_bits: u8,
}
macro_rules! impl_setter {
($eevX:ident) => {
pub fn $eevX(mut self, cfg: EevCfg<TIM>) -> Self {
self.$eevX = cfg;
self
}
};
}
impl<TIM> EevCfgs<TIM> {
impl_setter!(eev1);
impl_setter!(eev2);
impl_setter!(eev3);
impl_setter!(eev4);
impl_setter!(eev5);
impl_setter!(eev6);
impl_setter!(eev7);
impl_setter!(eev8);
impl_setter!(eev9);
impl_setter!(eev10);
}
impl<TIM> Clone for EevCfgs<TIM> {
fn clone(&self) -> Self {
Self {
eev1: self.eev1.clone(),
eev2: self.eev2.clone(),
eev3: self.eev3.clone(),
eev4: self.eev4.clone(),
eev5: self.eev5.clone(),
eev6: self.eev6.clone(),
eev7: self.eev7.clone(),
eev8: self.eev8.clone(),
eev9: self.eev9.clone(),
eev10: self.eev10.clone(),
#[cfg(feature = "hrtim_v2")]
event_counter_enable_bit: self.event_counter_enable_bit,
#[cfg(feature = "hrtim_v2")]
event_counter_reset_mode_bit: self.event_counter_reset_mode_bit,
#[cfg(feature = "hrtim_v2")]
event_counter_source_bits: self.event_counter_source_bits,
#[cfg(feature = "hrtim_v2")]
event_counter_threshold_bits: self.event_counter_threshold_bits,
}
}
}
pub struct EevCfg<TIM> {
_x: PhantomData<TIM>,
pub(crate) filter_bits: u8,
pub(crate) latch_bit: bool,
}
impl<TIM> Clone for EevCfg<TIM> {
fn clone(&self) -> Self {
Self {
_x: PhantomData,
filter_bits: self.filter_bits,
latch_bit: self.latch_bit,
}
}
}
impl<TIM> EevCfg<TIM> {
/// NOTE: This can not be set if eev is in fast mode AND using `EevCfg::latching`
pub fn filter(mut self, filter: EventFilter) -> Self {
self.filter_bits = filter as u8;
self
}
/// NOTE: This can not be set if eev is in fast mode AND using a `EevCfg::filter`
pub fn latching(mut self) -> Self {
self.latch_bit = true;
self
}
}
/// Note: Whenever a compare register is used for filtering, the value must be strictly above 0.
#[cfg_attr(feature = "defmt", derive(defmt::Format))]
#[derive(Debug, Clone, Copy)]
pub enum EventFilter {
/// No filtering
None = 0b0000,
/// Blanking from reset/rollover to Cmp1
BlankingResetToCmp1 = 0b0001,
/// This depends on counter mode:
/// * Up-counting mode: Blanking from reset/rollover to Cmp2
/// * Up-down mode: Blanking from Cmp1 to Cmp2(only during up counting)
BlankingResetToCmp2OrCmp1ToCmp2InUdm = 0b0010,
/// Blanking from reset/rollover to Cmp3
BlankingResetToCmp3 = 0b0011,
/// This depends on counter mode:
/// * Up-counting mode: Blanking from reset/rollover to Cmp4
/// * Up-down mode: Blanking from Cmp3 to Cmp4(only during up counting)
BlankingResetToCmp4OrCmp3ToCmp4InUdm = 0b0100,
/// (RM 0440 table 226 'Filtering signals mapping per timer')
BlankingSource1 = 0b0101,
/// (RM 0440 table 226 'Filtering signals mapping per timer')
BlankingSource2 = 0b0110,
/// (RM 0440 table 226 'Filtering signals mapping per timer')
BlankingSource3 = 0b0111,
/// (RM 0440 table 226 'Filtering signals mapping per timer')
BlankingSource4 = 0b1000,
/// (RM 0440 table 226 'Filtering signals mapping per timer')
BlankingSource5 = 0b1001,
/// (RM 0440 table 226 'Filtering signals mapping per timer')
BlankingSource6 = 0b1010,
/// (RM 0440 table 226 'Filtering signals mapping per timer')
BlankingSource7 = 0b1011,
/// (RM 0440 table 226 'Filtering signals mapping per timer')
BlankingSource8 = 0b1100,
/// This depends on counter mode:
/// * Up-counting mode: Windowing from reset/rollover to Cmp2
/// * Up-down mode: Windowing from Cmp2 to Cmp3(only during up counting)
WindowingResetToCmp2OrCmp2ToCmp3InUdm = 0b1101,
/// This depends on counter mode:
/// * Up-counting mode: Windowing from reset/rollover to Cmp3
/// * Up-down mode: Windowing from Cmp2 to Cmp3(only during down counting)
WindowingResetToCmp3OrCmp2ToCmp3InUdm = 0b1110,
/// This depends on counter mode:
/// * Up-counting mode: Windowing from reset/rollover to other timer `TIMWIN`'s Cmp2 event
/// * Up-down mode: Windowing from other timer `TIMWIN`'s Cmp2 during up counting to Cmp3 during down counting
///
/// `TIMWIN` (RM 0440 table 227 'Windowing signals mapping per timer'):
///
/// | Destination |`TIMA`|`TIMB`|`TIMC`|`TIMD`|`TIME`|`TIMF`|
/// |-------------|------|------|------|------|------|------|
/// | TIMWIN |`TIMB`|`TIMA`|`TIMD`|`TIMC`|`TIMF`|`TIME`|
WindowingResetToOtherCmp2OrCmp2UpToCmp3DownInUdm = 0b1111,
}
impl<TIM> Default for EevCfg<TIM> {
fn default() -> Self {
Self {
_x: PhantomData,
filter_bits: EventFilter::None as u8,
latch_bit: false,
}
}
}
impl<TIM> Default for EevCfgs<TIM> {
fn default() -> Self {
Self {
eev1: EevCfg::default(),
eev2: Default::default(),
eev3: Default::default(),
eev4: Default::default(),
eev5: Default::default(),
eev6: Default::default(),
eev7: Default::default(),
eev8: Default::default(),
eev9: Default::default(),
eev10: Default::default(),
#[cfg(feature = "hrtim_v2")]
event_counter_enable_bit: false,
#[cfg(feature = "hrtim_v2")]
event_counter_reset_mode_bit: false,
#[cfg(feature = "hrtim_v2")]
event_counter_source_bits: 0,
#[cfg(feature = "hrtim_v2")]
event_counter_threshold_bits: 0,
}
}
}