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rtic-tick.rs
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rtic-tick.rs
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// $ DEFMT_LOG=info cargo rb rtic-tick
#![no_main]
#![no_std]
use f411_rtic as _; // global logger + panicking-behavior + memory layout
#[rtic::app(device = stm32f4xx_hal::pac, dispatchers = [USART1])]
mod app {
use f411_rtic::mono::MonoTimer;
use fugit::ExtU32;
use stm32f4xx_hal::{pac, prelude::*};
const FREQ: u32 = 48_000_000;
#[shared]
struct Shared {}
#[local]
struct Local {}
#[monotonic(binds = TIM5, default = true)]
type MyMono = MonoTimer<pac::TIM5, 1_000_000>;
#[init]
fn init(ctx: init::Context) -> (Shared, Local, init::Monotonics) {
let rcc = ctx.device.RCC.constrain();
let clocks = rcc.cfgr.sysclk(FREQ.hz()).freeze();
let mono = MyMono::new(ctx.device.TIM5, &clocks);
tick::spawn().ok();
(Shared {}, Local {}, init::Monotonics(mono))
}
#[idle]
fn idle(_: idle::Context) -> ! {
loop {
continue;
}
}
#[task]
fn tick(_: tick::Context) {
defmt::info!("Tick!");
tick::spawn_after(1.secs()).ok();
}
}