#![no_main] #![no_std] use cortex_m_semihosting::hprintln; use panic_halt as _; use stm32f4; #[rtic::app(device = stm32f4)] const APP: () = { #[init] fn init(_cx: init::Context) { for a in 0..11 { hprintln!("RTIC Says Hello, to all students!! {}", a).unwrap(); } } };