embassy/examples/nrf/src/bin/gpiote_port.rs
Ben Gamari f4950c4449 examples: Consistently use unwrap! in favor of .unwrap()
Unfortunately errors from `embedded_graphics` and `core` doesn't provide
the necessary instances currently.
2021-08-05 22:39:59 +02:00

40 lines
1.2 KiB
Rust

#![no_std]
#![no_main]
#![feature(type_alias_impl_trait)]
#![allow(incomplete_features)]
#[path = "../example_common.rs"]
mod example_common;
use embassy::executor::Spawner;
use embassy::traits::gpio::{WaitForHigh, WaitForLow};
use embassy_nrf::gpio::{AnyPin, Input, Pin as _, Pull};
use embassy_nrf::gpiote::PortInput;
use embassy_nrf::Peripherals;
use example_common::*;
#[embassy::task(pool_size = 4)]
async fn button_task(n: usize, mut pin: PortInput<'static, AnyPin>) {
loop {
pin.wait_for_low().await;
info!("Button {:?} pressed!", n);
pin.wait_for_high().await;
info!("Button {:?} released!", n);
}
}
#[embassy::main]
async fn main(spawner: Spawner, p: Peripherals) {
info!("Starting!");
let btn1 = PortInput::new(Input::new(p.P0_11.degrade(), Pull::Up));
let btn2 = PortInput::new(Input::new(p.P0_12.degrade(), Pull::Up));
let btn3 = PortInput::new(Input::new(p.P0_24.degrade(), Pull::Up));
let btn4 = PortInput::new(Input::new(p.P0_25.degrade(), Pull::Up));
unwrap!(spawner.spawn(button_task(1, btn1)));
unwrap!(spawner.spawn(button_task(2, btn2)));
unwrap!(spawner.spawn(button_task(3, btn3)));
unwrap!(spawner.spawn(button_task(4, btn4)));
}