Function embedded_async_timer::impls::stm32f103_rtc::handle_interrupt

pub fn handle_interrupt<'a>(get_timer: impl FnOnce() -> &'a AsyncTimer<Rtc>)

Handle the RTC interrupt alarm and wake up the appropriate waker.

Add to your code:

static mut TIMER: Option<AsyncTimer<Rtc>> = None;

#[interrupt]
#[allow(non_snake_case)]
#[no_mangle]
fn RTC() {
    if let Some(timer) = unsafe { TIMER.as_ref() } {
        handle_interrupt(move || timer)
    }
}