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+//! examples/schedule.rs
+
+#![deny(unsafe_code)]
+#![deny(warnings)]
+#![no_main]
+#![no_std]
+
+extern crate panic_semihosting;
+
+use rtfm::{app, Instant};
+
+macro_rules! println {
+ ($($tt:tt)*) => {
+ if let Ok(mut stdout) = cortex_m_semihosting::hio::hstdout() {
+ use core::fmt::Write;
+
+ writeln!(stdout, $($tt)*).ok();
+ }
+ };
+}
+
+// NOTE: does NOT work on QEMU!
+#[app(device = lm3s6965)]
+const APP: () = {
+ #[init(schedule = [foo, bar])]
+ fn init() {
+ let now = Instant::now();
+
+ println!("init @ {:?}", now);
+
+ // Schedule `foo` to run 8e6 cycles (clock cycles) in the future
+ schedule.foo(now + 8_000_000.cycles()).unwrap();
+
+ // Schedule `bar` to run 4e6 cycles in the future
+ schedule.bar(now + 4_000_000.cycles()).unwrap();
+ }
+
+ #[task]
+ fn foo() {
+ println!("foo @ {:?}", Instant::now());
+ }
+
+ #[task]
+ fn bar() {
+ println!("bar @ {:?}", Instant::now());
+ }
+
+ extern "C" {
+ fn UART0();
+ }
+};