embassy/embassy-nrf-examples/src/bin/gpiote_port.rs
2021-03-29 02:51:42 +02:00

54 lines
1.4 KiB
Rust

#![no_std]
#![no_main]
#![feature(min_type_alias_impl_trait)]
#![feature(impl_trait_in_bindings)]
#![feature(type_alias_impl_trait)]
#![allow(incomplete_features)]
#[path = "../example_common.rs"]
mod example_common;
use core::pin::Pin;
use defmt::panic;
use embassy::executor::Spawner;
use embassy::traits::gpio::{WaitForHigh, WaitForLow};
use embassy_nrf::gpio::{AnyPin, Input, Pin as _, Pull};
use embassy_nrf::gpiote::{self, PortInput};
use embassy_nrf::interrupt;
use embassy_nrf::Peripherals;
use example_common::*;
async fn button(n: usize, mut pin: PortInput<'static, AnyPin>) {
loop {
Pin::new(&mut pin).wait_for_low().await;
info!("Button {:?} pressed!", n);
Pin::new(&mut pin).wait_for_high().await;
info!("Button {:?} released!", n);
}
}
#[embassy::main]
async fn main(spawner: Spawner) {
let p = Peripherals::take().unwrap();
let g = gpiote::initialize(p.GPIOTE, interrupt::take!(GPIOTE));
let button1 = button(
1,
PortInput::new(g, Input::new(p.P0_11.degrade(), Pull::Up)),
);
let button2 = button(
2,
PortInput::new(g, Input::new(p.P0_12.degrade(), Pull::Up)),
);
let button3 = button(
3,
PortInput::new(g, Input::new(p.P0_24.degrade(), Pull::Up)),
);
let button4 = button(
4,
PortInput::new(g, Input::new(p.P0_25.degrade(), Pull::Up)),
);
futures::join!(button1, button2, button3, button4);
}