embassy/embassy-stm32/src/pwm/pins.rs

139 lines
4.1 KiB
Rust

use crate::gpio::OptionalPin;
#[cfg(feature = "unstable-pac")]
pub mod low_level {
pub use super::sealed::*;
}
pub(crate) mod sealed {
use crate::gpio::sealed::OptionalPin;
pub trait Channel1Pin<Timer>: OptionalPin {
unsafe fn configure(&mut self);
}
pub trait Channel1ComplementaryPin<Timer>: OptionalPin {
unsafe fn configure(&mut self);
}
pub trait Channel2Pin<Timer>: OptionalPin {
unsafe fn configure(&mut self);
}
pub trait Channel2ComplementaryPin<Timer>: OptionalPin {
unsafe fn configure(&mut self);
}
pub trait Channel3Pin<Timer>: OptionalPin {
unsafe fn configure(&mut self);
}
pub trait Channel3ComplementaryPin<Timer>: OptionalPin {
unsafe fn configure(&mut self);
}
pub trait Channel4Pin<Timer>: OptionalPin {
unsafe fn configure(&mut self);
}
pub trait Channel4ComplementaryPin<Timer>: OptionalPin {
unsafe fn configure(&mut self);
}
pub trait ExternalTriggerPin<Timer>: OptionalPin {
unsafe fn configure(&mut self);
}
pub trait BreakInputPin<Timer>: OptionalPin {
unsafe fn configure(&mut self);
}
pub trait BreakInputComparator1Pin<Timer>: OptionalPin {
unsafe fn configure(&mut self);
}
pub trait BreakInputComparator2Pin<Timer>: OptionalPin {
unsafe fn configure(&mut self);
}
pub trait BreakInput2Pin<Timer>: OptionalPin {
unsafe fn configure(&mut self);
}
pub trait BreakInput2Comparator1Pin<Timer>: OptionalPin {
unsafe fn configure(&mut self);
}
pub trait BreakInput2Comparator2Pin<Timer>: OptionalPin {
unsafe fn configure(&mut self);
}
}
pub trait Channel1Pin<Timer>: sealed::Channel1Pin<Timer> + OptionalPin + 'static {}
pub trait Channel1ComplementaryPin<Timer>:
sealed::Channel1ComplementaryPin<Timer> + OptionalPin + 'static
{
}
pub trait Channel2Pin<Timer>: sealed::Channel2Pin<Timer> + 'static {}
pub trait Channel2ComplementaryPin<Timer>:
sealed::Channel2ComplementaryPin<Timer> + OptionalPin + 'static
{
}
pub trait Channel3Pin<Timer>: sealed::Channel3Pin<Timer> + 'static {}
pub trait Channel3ComplementaryPin<Timer>:
sealed::Channel3ComplementaryPin<Timer> + OptionalPin + 'static
{
}
pub trait Channel4Pin<Timer>: sealed::Channel4Pin<Timer> + 'static {}
pub trait Channel4ComplementaryPin<Timer>:
sealed::Channel4ComplementaryPin<Timer> + OptionalPin + 'static
{
}
pub trait ExternalTriggerPin<Timer>:
sealed::ExternalTriggerPin<Timer> + OptionalPin + 'static
{
}
pub trait BreakInputPin<Timer>: sealed::BreakInputPin<Timer> + OptionalPin + 'static {}
pub trait BreakInputComparator1Pin<Timer>:
sealed::BreakInputComparator1Pin<Timer> + OptionalPin + 'static
{
}
pub trait BreakInputComparator2Pin<Timer>:
sealed::BreakInputComparator2Pin<Timer> + OptionalPin + 'static
{
}
pub trait BreakInput2Pin<Timer>: sealed::BreakInput2Pin<Timer> + OptionalPin + 'static {}
pub trait BreakInput2Comparator1Pin<Timer>:
sealed::BreakInput2Comparator1Pin<Timer> + OptionalPin + 'static
{
}
pub trait BreakInput2Comparator2Pin<Timer>:
sealed::BreakInput2Comparator2Pin<Timer> + OptionalPin + 'static
{
}
macro_rules! impl_no_pin {
($timer:ident, $signal:ident) => {
impl crate::pwm::pins::sealed::$signal<crate::peripherals::$timer> for crate::gpio::NoPin {
unsafe fn configure(&mut self) {}
}
impl crate::pwm::pins::$signal<crate::peripherals::$timer> for crate::gpio::NoPin {}
};
}
#[allow(unused)]
macro_rules! impl_pin {
($timer:ident, $signal:ident, $pin:ident, $af:expr) => {
impl crate::pwm::pins::sealed::$signal<crate::peripherals::$timer>
for crate::peripherals::$pin
{
unsafe fn configure(&mut self) {
use crate::gpio::sealed::{AFType, Pin};
use crate::gpio::Speed;
self.set_low();
self.set_speed(Speed::VeryHigh);
self.set_as_af($af, AFType::OutputPushPull);
}
}
impl crate::pwm::pins::$signal<crate::peripherals::$timer> for crate::peripherals::$pin {}
};
}