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get_sign.rs
loop.rs 662 B
//! Nesting claims and how the preemption threshold works
//!
//! If you run this program you'll hit the breakpoints as indicated by the
//! letters in the comments: A, then B, then C, etc.
#![deny(unsafe_code)]
#![feature(proc_macro)]
#![no_std]
extern crate cortex_m;
extern crate cortex_m_rtfm as rtfm;
extern crate stm32f40x;
#[macro_use]
extern crate cortex_m_debug;
use rtfm::app;
app! {
device: stm32f40x,
}
fn init(_p: init::Peripherals) {
let mut sum = 0;
for i in 0..10 {
ipln!("i = {}", i);
sum += i;
}
ipln!("Sum 0..10 = {}", sum);
}
#[inline(never)]
fn idle() -> ! {
loop {
rtfm::wfi();
}
}