rtic/examples/idle.rs
Emil Fresk f96b25fdf2 Updated examples
More work
2020-10-21 20:25:05 +02:00

36 lines
671 B
Rust

//! examples/idle.rs
#![deny(unsafe_code)]
#![deny(warnings)]
#![no_main]
#![no_std]
use panic_semihosting as _;
#[rtic::app(device = lm3s6965)]
mod app {
use cortex_m_semihosting::{debug, hprintln};
#[init]
fn init(_: init::Context) -> init::LateResources {
hprintln!("init").unwrap();
init::LateResources {}
}
#[idle]
fn idle(_: idle::Context) -> ! {
static mut X: u32 = 0;
// Safe access to local `static mut` variable
let _x: &'static mut u32 = X;
hprintln!("idle").unwrap();
debug::exit(debug::EXIT_SUCCESS);
loop {
cortex_m::asm::nop();
}
}
}