embassy/examples/nrf/src/bin/awaitable_timer.rs

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#![no_std]
#![no_main]
#![feature(type_alias_impl_trait)]
use defmt::info;
use embassy::executor::Spawner;
use embassy_nrf::interrupt;
use embassy_nrf::timer::Timer;
use embassy_nrf::Peripherals;
use defmt_rtt as _; // global logger
use panic_probe as _;
#[embassy::main]
async fn main(_spawner: Spawner, p: Peripherals) {
let mut t = Timer::new_awaitable(p.TIMER0, interrupt::take!(TIMER0));
// default frequency is 1MHz, so this triggers every second
t.cc(0).write(1_000_000);
// clear the timer value on cc[0] compare match
t.cc(0).short_compare_clear();
t.start();
loop {
// wait for compare match
t.cc(0).wait().await;
info!("hardware timer tick");
}
}