From e85baee30b182145d64bc8c6959ce2e8fd1c397f Mon Sep 17 00:00:00 2001 From: Per Lindgren Date: Fri, 12 Mar 2021 02:08:46 +0100 Subject: more examples --- examples/callback.rs | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 examples/callback.rs (limited to 'examples/callback.rs') diff --git a/examples/callback.rs b/examples/callback.rs new file mode 100644 index 00000000..299c9410 --- /dev/null +++ b/examples/callback.rs @@ -0,0 +1,39 @@ +//! examples/callback.rs + +#![deny(unsafe_code)] +#![deny(warnings)] +#![no_main] +#![no_std] + +use cortex_m_semihosting::{debug, hprintln}; +use panic_semihosting as _; + +#[rtic::app(device = lm3s6965, dispatchers = [SSI0])] +mod app { + use super::*; + #[init()] + fn init(c: init::Context) -> (init::LateResources, init::Monotonics) { + hprintln!("init").unwrap(); + driver(&bar::spawn); + foo::spawn(123).unwrap(); + (init::LateResources {}, init::Monotonics()) + } + + #[task()] + fn foo(c: foo::Context, data: u32) { + hprintln!("foo {}", data).unwrap(); + bar::spawn().unwrap(); + } + + #[task()] + fn bar(_c: bar::Context) { + hprintln!("bar").unwrap(); + + debug::exit(debug::EXIT_SUCCESS); + } +} + +// some external code (e.g. driver) +fn driver(_callback: &dyn Fn() -> Result<(), E>) { + hprintln!("driver").unwrap(); +} -- cgit v1.2.3