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gpiote: change port api to directly return futures.

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This commit is contained in:
Dario Nieuwenhuis
2020-11-09 01:04:34 +01:00
parent 61b1d4e188
commit 2e062f5627
3 changed files with 34 additions and 36 deletions
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14
examples/src/bin/gpiote_port.rs
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@ -12,15 +12,13 @@ use nrf52840_hal::gpio;
use embassy::executor::{task, Executor};
use embassy::util::Forever;
use embassy_nrf::gpiote;
async fn button(g: &gpiote::Gpiote, n: usize, pin: gpio::Pin<gpio::Input<gpio::PullUp>>) {
let ch = g.new_port_input(pin);
use embassy_nrf::gpiote::{Gpiote, PortInputPolarity};
async fn button(g: &Gpiote, n: usize, pin: gpio::Pin<gpio::Input<gpio::PullUp>>) {
loop {
ch.wait(gpiote::PortInputPolarity::Low).await;
g.wait_port_input(&pin, PortInputPolarity::Low).await;
info!("Button {:?} pressed!", n);
ch.wait(gpiote::PortInputPolarity::High).await;
g.wait_port_input(&pin, PortInputPolarity::High).await;
info!("Button {:?} released!", n);
}
}
@ -30,12 +28,12 @@ async fn run() {
let p = unwrap!(embassy_nrf::pac::Peripherals::take());
let port0 = gpio::p0::Parts::new(p.P0);
let g = gpiote::Gpiote::new(p.GPIOTE);
let g = Gpiote::new(p.GPIOTE);
info!(
"sizeof Signal<()> = {:usize}",
mem::size_of::<embassy::util::Signal<()>>()
);
info!("sizeof gpiote = {:usize}", mem::size_of::<gpiote::Gpiote>());
info!("sizeof gpiote = {:usize}", mem::size_of::<Gpiote>());
info!("Starting!");