| #![no_std] | |
| use core::fmt::Write; | |
| use futures::future; | |
| use libtock::console::Console; | |
| use libtock::timer; | |
| use libtock::timer::Duration; | |
| #[libtock::main] | |
| async fn main() -> libtock::result::TockResult<()> { | |
| let mut console = Console::new(); | |
| let mut with_callback = timer::with_callback(|_, _| { | |
| writeln!( | |
| console, | |
| "This line is printed 2 seconds after the start of the program.", | |
| ) | |
| .unwrap(); | |
| }); | |
| let mut timer = with_callback.init()?; | |
| timer.set_alarm(Duration::from_ms(2000))?; | |
| future::pending().await | |
| } |