embassy/tests/nrf51422/src/bin/timer.rs
Ulf Lilleengen 4d8043cade assert only at least time slept
Cannot deterministically guarantee the upper bound
2024-01-26 08:39:50 +01:00

24 lines
585 B
Rust

#![no_std]
#![no_main]
teleprobe_meta::target!(b"nrf51-dk");
use defmt::{assert, info};
use embassy_executor::Spawner;
use embassy_time::{Instant, Timer};
use {defmt_rtt as _, panic_probe as _};
#[embassy_executor::main]
async fn main(_spawner: Spawner) {
let _p = embassy_nrf::init(Default::default());
info!("Hello World!");
let start = Instant::now();
Timer::after_millis(100).await;
let end = Instant::now();
let ms = (end - start).as_millis();
info!("slept for {} ms", ms);
assert!(ms >= 99);
info!("Test OK");
cortex_m::asm::bkpt();
}