51 lines
1.4 KiB
Rust
51 lines
1.4 KiB
Rust
#![no_std]
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#![no_main]
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#![feature(type_alias_impl_trait)]
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use defmt::unwrap;
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use embassy_executor::Spawner;
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use embassy_nrf::gpio::{AnyPin, Level, Output, OutputDrive, Pin};
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use embassy_sync::blocking_mutex::raw::NoopRawMutex;
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use embassy_sync::channel::{Channel, Receiver, Sender};
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use embassy_time::Timer;
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use static_cell::StaticCell;
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use {defmt_rtt as _, panic_probe as _};
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enum LedState {
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On,
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Off,
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}
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static CHANNEL: StaticCell<Channel<NoopRawMutex, LedState, 1>> = StaticCell::new();
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#[embassy_executor::task]
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async fn send_task(sender: Sender<'static, NoopRawMutex, LedState, 1>) {
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loop {
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sender.send(LedState::On).await;
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Timer::after_secs(1).await;
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sender.send(LedState::Off).await;
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Timer::after_secs(1).await;
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}
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}
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#[embassy_executor::task]
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async fn recv_task(led: AnyPin, receiver: Receiver<'static, NoopRawMutex, LedState, 1>) {
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let mut led = Output::new(led, Level::Low, OutputDrive::Standard);
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loop {
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match receiver.receive().await {
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LedState::On => led.set_high(),
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LedState::Off => led.set_low(),
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}
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}
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}
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#[embassy_executor::main]
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async fn main(spawner: Spawner) {
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let p = embassy_nrf::init(Default::default());
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let channel = CHANNEL.init(Channel::new());
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unwrap!(spawner.spawn(send_task(channel.sender())));
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unwrap!(spawner.spawn(recv_task(p.P0_13.degrade(), channel.receiver())));
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}
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