66 lines
1.5 KiB
Rust
66 lines
1.5 KiB
Rust
#![no_std]
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#![no_main]
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#![feature(type_alias_impl_trait)]
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#[path = "../example_common.rs"]
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mod example_common;
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use example_common::*;
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use cortex_m_rt::entry;
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use defmt::panic;
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use embassy::executor::{task, Executor};
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use embassy::time::{Duration, Timer};
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use embassy::util::Forever;
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use embassy_stm32f4::{interrupt, pac, rtc};
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use stm32f4xx_hal::prelude::*;
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#[task]
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async fn run1() {
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loop {
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info!("BIG INFREQUENT TICK");
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Timer::after(Duration::from_ticks(32768 * 2)).await;
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}
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}
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#[task]
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async fn run2() {
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loop {
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info!("tick");
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Timer::after(Duration::from_ticks(13000)).await;
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}
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}
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static RTC: Forever<rtc::RTC<pac::TIM2>> = Forever::new();
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static ALARM: Forever<rtc::Alarm<pac::TIM2>> = Forever::new();
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static EXECUTOR: Forever<Executor> = Forever::new();
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#[entry]
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fn main() -> ! {
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info!("Hello World!");
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let p = unwrap!(pac::Peripherals::take());
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p.RCC.ahb1enr.modify(|_, w| w.dma1en().enabled());
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let rcc = p.RCC.constrain();
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let clocks = rcc.cfgr.freeze();
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p.DBGMCU.cr.modify(|_, w| {
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w.dbg_sleep().set_bit();
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w.dbg_standby().set_bit();
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w.dbg_stop().set_bit()
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});
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let rtc = RTC.put(rtc::RTC::new(p.TIM2, interrupt::take!(TIM2), clocks));
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rtc.start();
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unsafe { embassy::time::set_clock(rtc) };
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let alarm = ALARM.put(rtc.alarm1());
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let executor = EXECUTOR.put(Executor::new());
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executor.set_alarm(alarm);
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executor.run(|spawner| {
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unwrap!(spawner.spawn(run1()));
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unwrap!(spawner.spawn(run2()));
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});
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}
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