#![deny(unsafe_code)] #![deny(warnings)] #![no_main] #![no_std] extern crate panic_itm; use cortex_m::iprintln; extern crate stm32f1xx_hal; use cortex_m_rt::entry; #[entry] fn main() -> ! { let p = cortex_m::Peripherals::take().unwrap(); let mut itm = p.ITM; iprintln!(&mut itm.stim[0], "Hello, world!"); loop {} }