gistfile1.txt

#![no_std]
#![no_main]

//use panic_halt as _;
use panic_rtt_target as _;
use rtt_target::rprintln;
use rtt_target::rtt_init_default;

#[cortex_m_rt::entry]
fn main() -> ! {
    rtt_init_default!();

    loop {
        rprintln!("Hello, world!");
    }
}