3bae533066
* Add clippy allow to not report if same then branch * Support enabling RTC clock on STM32WL * Add clippy allow to not report if same then branch * Support enabling RTC clock on STM32WL * Add rtc example for stm32wl * Address code review feedback
44 lines
1.2 KiB
Rust
44 lines
1.2 KiB
Rust
#![no_std]
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#![no_main]
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#![feature(type_alias_impl_trait)]
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use chrono::{NaiveDate, NaiveDateTime};
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use defmt::*;
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use embassy_executor::Spawner;
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use embassy_stm32::rcc::{self, ClockSrc};
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use embassy_stm32::rtc::{Rtc, RtcConfig};
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use embassy_stm32::Config;
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use embassy_time::{Duration, Timer};
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use {defmt_rtt as _, panic_probe as _};
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#[embassy_executor::main]
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async fn main(_spawner: Spawner) {
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let p = {
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let mut config = Config::default();
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config.rcc.mux = ClockSrc::HSE32;
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config.rcc.rtc_mux = rcc::RtcClockSource::LSE32;
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config.rcc.enable_rtc_apb = true;
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embassy_stm32::init(config)
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};
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info!("Hello World!");
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let now = NaiveDate::from_ymd_opt(2020, 5, 15)
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.unwrap()
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.and_hms_opt(10, 30, 15)
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.unwrap();
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let mut rtc = Rtc::new(
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p.RTC,
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RtcConfig::default().clock_config(embassy_stm32::rtc::RtcClockSource::LSE),
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);
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info!("Got RTC! {:?}", now.timestamp());
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rtc.set_datetime(now.into()).expect("datetime not set");
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// In reality the delay would be much longer
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Timer::after(Duration::from_millis(20000)).await;
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let then: NaiveDateTime = rtc.now().unwrap().into();
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info!("Got RTC! {:?}", then.timestamp());
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}
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