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stm32/pwm: add output type control

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This commit is contained in:
xoviat
2023-07-29 12:01:32 -05:00
parent fcbfd224a7
commit 0d7b005252
7 changed files with 35 additions and 16 deletions
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15
embassy-stm32/src/gpio.rs
View File

@ -4,6 +4,7 @@ use core::convert::Infallible;
use embassy_hal_internal::{impl_peripheral, into_ref, PeripheralRef};
use crate::pac::gpio::{self, vals};
use crate::usb_otg::Out;
use crate::{pac, peripherals, Peripheral};
/// GPIO flexible pin.
@ -502,6 +503,20 @@ impl<'d, T: Pin> OutputOpenDrain<'d, T> {
}
}
pub enum OutputType {
PushPull,
OpenDrain,
}
impl From<OutputType> for sealed::AFType {
fn from(value: OutputType) -> Self {
match value {
OutputType::OpenDrain => sealed::AFType::OutputOpenDrain,
OutputType::PushPull => sealed::AFType::OutputPushPull,
}
}
}
pub(crate) mod sealed {
use super::*;

16
embassy-stm32/src/timer/complementary_pwm.rs
View File

@ -7,7 +7,7 @@ use super::simple_pwm::*;
use super::*;
#[allow(unused_imports)]
use crate::gpio::sealed::{AFType, Pin};
use crate::gpio::AnyPin;
use crate::gpio::{AnyPin, OutputType};
use crate::time::Hertz;
use crate::Peripheral;
@ -17,13 +17,13 @@ pub struct ComplementaryPwmPin<'d, Perip, Channel> {
}
macro_rules! complementary_channel_impl {
($new_chx:ident, $channel:ident, $pin_trait:ident, $complementary_pin_trait:ident) => {
($new_chx:ident, $channel:ident, $pin_trait:ident) => {
impl<'d, Perip: CaptureCompare16bitInstance> ComplementaryPwmPin<'d, Perip, $channel> {
pub fn $new_chx(pin: impl Peripheral<P = impl $complementary_pin_trait<Perip>> + 'd) -> Self {
pub fn $new_chx(pin: impl Peripheral<P = impl $pin_trait<Perip>> + 'd, output_type: OutputType) -> Self {
into_ref!(pin);
critical_section::with(|_| {
pin.set_low();
pin.set_as_af(pin.af_num(), AFType::OutputPushPull);
pin.set_as_af(pin.af_num(), output_type.into());
#[cfg(gpio_v2)]
pin.set_speed(crate::gpio::Speed::VeryHigh);
});
@ -36,10 +36,10 @@ macro_rules! complementary_channel_impl {
};
}
complementary_channel_impl!(new_ch1, Ch1, Channel1Pin, Channel1ComplementaryPin);
complementary_channel_impl!(new_ch2, Ch2, Channel2Pin, Channel2ComplementaryPin);
complementary_channel_impl!(new_ch3, Ch3, Channel3Pin, Channel3ComplementaryPin);
complementary_channel_impl!(new_ch4, Ch4, Channel4Pin, Channel4ComplementaryPin);
complementary_channel_impl!(new_ch1, Ch1, Channel1ComplementaryPin);
complementary_channel_impl!(new_ch2, Ch2, Channel2ComplementaryPin);
complementary_channel_impl!(new_ch3, Ch3, Channel3ComplementaryPin);
complementary_channel_impl!(new_ch4, Ch4, Channel4ComplementaryPin);
pub struct ComplementaryPwm<'d, T> {
inner: PeripheralRef<'d, T>,

6
embassy-stm32/src/timer/simple_pwm.rs
View File

@ -5,7 +5,7 @@ use embassy_hal_internal::{into_ref, PeripheralRef};
use super::*;
#[allow(unused_imports)]
use crate::gpio::sealed::{AFType, Pin};
use crate::gpio::AnyPin;
use crate::gpio::{AnyPin, OutputType};
use crate::time::Hertz;
use crate::Peripheral;
@ -22,11 +22,11 @@ pub struct PwmPin<'d, Perip, Channel> {
macro_rules! channel_impl {
($new_chx:ident, $channel:ident, $pin_trait:ident) => {
impl<'d, Perip: CaptureCompare16bitInstance> PwmPin<'d, Perip, $channel> {
pub fn $new_chx(pin: impl Peripheral<P = impl $pin_trait<Perip>> + 'd) -> Self {
pub fn $new_chx(pin: impl Peripheral<P = impl $pin_trait<Perip>> + 'd, output_type: OutputType) -> Self {
into_ref!(pin);
critical_section::with(|_| {
pin.set_low();
pin.set_as_af(pin.af_num(), AFType::OutputPushPull);
pin.set_as_af(pin.af_num(), output_type.into());
#[cfg(gpio_v2)]
pin.set_speed(crate::gpio::Speed::VeryHigh);
});