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Merge pull request #779 from danbev/embassy-rp-toggleable-output-impl

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Impl ToggleableOutputPin for embassy-rp Output
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Dario Nieuwenhuis 2022-05-19 07:12:43 +02:00 committed by GitHub
commit 220c6c83cb
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1 changed files with 17 additions and 0 deletions
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17
embassy-rp/src/gpio.rs
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@ -131,6 +131,15 @@ impl<'d, T: Pin> Output<'d, T> {
let val = 1 << self.pin.pin(); let val = 1 << self.pin.pin();
unsafe { (self.pin.sio_out().value().read() & val) == 0 } unsafe { (self.pin.sio_out().value().read() & val) == 0 }
} }
/// Toggle pin output
#[inline]
pub fn toggle(&mut self) {
let val = 1 << self.pin.pin();
unsafe {
self.pin.sio_out().value_xor().write_value(val);
}
}
} }
impl<'d, T: Pin> Drop for Output<'d, T> { impl<'d, T: Pin> Drop for Output<'d, T> {
@ -295,6 +304,14 @@ mod eh02 {
Ok(self.is_set_low()) Ok(self.is_set_low())
} }
} }
impl<'d, T: Pin> embedded_hal_02::digital::v2::ToggleableOutputPin for Output<'d, T> {
type Error = Infallible;
#[inline]
fn toggle(&mut self) -> Result<(), Self::Error> {
Ok(self.toggle())
}
}
} }
#[cfg(feature = "unstable-traits")] #[cfg(feature = "unstable-traits")]