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stm32/gpio: add EH1.0 trait impls.

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This commit is contained in:
Dario Nieuwenhuis 2022-05-03 00:44:27 +02:00
parent 0be6df168b
commit 71e46d7efd
1 changed files with 100 additions and 1 deletions
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101
embassy-stm32/src/gpio.rs
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@ -3,7 +3,6 @@ use core::convert::Infallible;
use core::marker::PhantomData;
use embassy::util::Unborrow;
use embassy_hal_common::{unborrow, unsafe_impl_unborrow};
use embedded_hal_02::digital::v2::{InputPin, OutputPin, StatefulOutputPin, ToggleableOutputPin};
use crate::pac;
use crate::pac::gpio::{self, vals};
@ -605,6 +604,9 @@ pub(crate) unsafe fn init() {
mod eh02 {
use super::*;
use embedded_hal_02::digital::v2::{
InputPin, OutputPin, StatefulOutputPin, ToggleableOutputPin,
};
impl<'d, T: Pin> InputPin for Input<'d, T> {
type Error = Infallible;
@ -691,6 +693,103 @@ mod eh02 {
}
}
#[cfg(feature = "unstable-traits")]
mod eh1 {
use super::*;
use embedded_hal_1::digital::blocking::{
InputPin, OutputPin, StatefulOutputPin, ToggleableOutputPin,
};
use embedded_hal_1::digital::ErrorType;
impl<'d, T: Pin> ErrorType for Input<'d, T> {
type Error = Infallible;
}
impl<'d, T: Pin> InputPin for Input<'d, T> {
#[inline]
fn is_high(&self) -> Result<bool, Self::Error> {
Ok(self.is_high())
}
#[inline]
fn is_low(&self) -> Result<bool, Self::Error> {
Ok(self.is_low())
}
}
impl<'d, T: Pin> ErrorType for Output<'d, T> {
type Error = Infallible;
}
impl<'d, T: Pin> OutputPin for Output<'d, T> {
#[inline]
fn set_high(&mut self) -> Result<(), Self::Error> {
Ok(self.set_high())
}
#[inline]
fn set_low(&mut self) -> Result<(), Self::Error> {
Ok(self.set_low())
}
}
impl<'d, T: Pin> StatefulOutputPin for Output<'d, T> {
#[inline]
fn is_set_high(&self) -> Result<bool, Self::Error> {
Ok(self.is_set_high())
}
/// Is the output pin set as low?
#[inline]
fn is_set_low(&self) -> Result<bool, Self::Error> {
Ok(self.is_set_low())
}
}
impl<'d, T: Pin> ToggleableOutputPin for Output<'d, T> {
#[inline]
fn toggle(&mut self) -> Result<(), Self::Error> {
Ok(self.toggle())
}
}
impl<'d, T: Pin> ErrorType for OutputOpenDrain<'d, T> {
type Error = Infallible;
}
impl<'d, T: Pin> OutputPin for OutputOpenDrain<'d, T> {
#[inline]
fn set_high(&mut self) -> Result<(), Self::Error> {
Ok(self.set_high())
}
#[inline]
fn set_low(&mut self) -> Result<(), Self::Error> {
Ok(self.set_low())
}
}
impl<'d, T: Pin> StatefulOutputPin for OutputOpenDrain<'d, T> {
#[inline]
fn is_set_high(&self) -> Result<bool, Self::Error> {
Ok(self.is_set_high())
}
/// Is the output pin set as low?
#[inline]
fn is_set_low(&self) -> Result<bool, Self::Error> {
Ok(self.is_set_low())
}
}
impl<'d, T: Pin> ToggleableOutputPin for OutputOpenDrain<'d, T> {
#[inline]
fn toggle(&mut self) -> Result<(), Self::Error> {
Ok(self.toggle())
}
}
}
#[cfg(feature = "unstable-pac")]
pub mod low_level {
pub use super::sealed::*;