rtic/examples/stm32g030f6_periodic_prints/src/main.rs
Finomnis 8c23e178f3
Monotonic rewrite (#874)
* Rework timer_queue and monotonic architecture

Goals:
 * make Monotonic purely internal
 * make Monotonic purely tick passed, no fugit involved
 * create a wrapper struct in the user's code via a macro that then
   converts the "now" from the tick based monotonic to a fugit based
   timestamp

We need to proxy the delay functions of the timer queue anyway,
so we could simply perform the conversion in those proxy functions.

* Update cargo.lock

* Update readme of rtic-time

* CI: ESP32: Redact esp_image: Too volatile

* Fixup: Changelog double entry rebase mistake

---------

Co-authored-by: Henrik Tjäder <henrik@tjaders.com>
2024-04-10 22:00:38 +00:00

57 lines
1.5 KiB
Rust

#![deny(unsafe_code)]
#![deny(warnings)]
#![no_main]
#![no_std]
use defmt_rtt as _; // global logger
pub use stm32g0xx_hal as hal; // memory layout
use panic_probe as _;
// same panicking *behavior* as `panic-probe` but doesn't print a panic message
// this prevents the panic message being printed *twice* when `defmt::panic` is invoked
#[defmt::panic_handler]
fn panic() -> ! {
cortex_m::asm::udf()
}
use rtic_monotonics::stm32::prelude::*;
stm32_tim3_monotonic!(Mono, 1_000_000);
#[rtic::app(device = hal::stm32, peripherals = true, dispatchers = [USART1, USART2])]
mod app {
use super::*;
#[local]
struct LocalResources {}
#[shared]
struct SharedResources {}
#[init]
fn init(ctx: init::Context) -> (SharedResources, LocalResources) {
// enable dma clock during sleep, otherwise defmt doesn't work
ctx.device.RCC.ahbenr.modify(|_, w| w.dmaen().set_bit());
defmt::println!("TIM Monotonic blinker example!");
// Start the monotonic
Mono::start(16_000_000);
print_messages::spawn().unwrap();
(SharedResources {}, LocalResources {})
}
#[task(priority = 2)]
async fn print_messages(_cx: print_messages::Context) {
let mut next_update = <Mono as Monotonic>::Instant::from_ticks(0u64);
loop {
defmt::println!("Time: {} ticks", Mono::now().ticks());
next_update += 1000u64.millis();
Mono::delay_until(next_update).await;
}
}
}