msrd0/embassy-nucleo_l476rg-blinky
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attempt to use dcf77_utils

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This commit is contained in:
Dominic 2023-10-08 20:03:13 +02:00
parent 841b7025bb
commit e9050fa59e
Signed by: msrd0
GPG key ID: DCC8C247452E98F9
3 changed files with 42 additions and 31 deletions
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56
src/main.rs
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@ -6,7 +6,8 @@
mod static_mutex;
use defmt::*;
use dcf77_utils::DCF77Utils;
use defmt::{assert, info, println, unwrap};
use defmt_rtt as _;
use embassy_executor::Spawner;
use embassy_stm32::{
@ -62,39 +63,32 @@ async fn query_time(mut pon: POn, mut tco: Tco, interval: Duration) {
pon.set_low();
info!("Waiting");
tco.wait_for_falling_edge().await;
// for _ in 0 .. 10 {
// info!("Receiving");
// let mut bytes = 0u64;
// for _ in 0 .. 60 {
// bytes = (bytes << 1) | (tco.is_low() as u64);
// Timer::after(Duration::from_millis(100)).await;
// }
// info!("DCF77: {:X}", bytes);
// }
info!("Receiving");
let mut dcf77 = DCF77Utils::new();
let start = Instant::now();
let mut next = start;
for _ in 0 .. 120 {
let mut bytes = 0u16;
for _ in 0 .. 10 {
bytes = (bytes << 1) | (tco.is_low() as u16);
next += Duration::from_millis(100);
Timer::at(next).await;
loop {
tco.wait_for_any_edge().await;
let elapsed = start.elapsed();
while elapsed.as_secs() > dcf77.get_second() as u64 {
dcf77.increase_second();
}
dcf77.handle_new_edge(tco.is_low(), start.elapsed().as_millis() as u32);
if dcf77.get_second() + 1 == dcf77.get_next_minute_length() {
dcf77.decode_time();
let datetime = dcf77.get_radio_datetime();
println!(
"{}.{}.{} {}:{}",
datetime.get_day(),
datetime.get_month(),
datetime.get_year(),
datetime.get_hour(),
datetime.get_minute()
);
break;
}
println!(
"{}{}{}{}{}{}{}{}{}{} ({})",
(bytes >> 9) & 1,
(bytes >> 8) & 1,
(bytes >> 7) & 1,
(bytes >> 6) & 1,
(bytes >> 5) & 1,
(bytes >> 4) & 1,
(bytes >> 3) & 1,
(bytes >> 2) & 1,
(bytes >> 1) & 1,
bytes & 1,
start.elapsed().as_millis()
);
}
pon.set_high();
Timer::after(interval).await;