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removed unused code

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Djeeberjr 2025-10-27 16:38:02 +01:00
parent 35f12a4c45
commit 56d2dbfa7c
1 changed files with 2 additions and 41 deletions
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43
src/drivers/rtc.rs
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@ -1,6 +1,6 @@
use chrono::{TimeZone, Utc}; use chrono::{TimeZone, Utc};
use ds3231::{ use ds3231::{
Config, DS3231, DS3231Error, InterruptControl, Oscillator, SquareWaveFrequency, Config, DS3231, InterruptControl, Oscillator, SquareWaveFrequency,
TimeRepresentation, TimeRepresentation,
}; };
use esp_hal::{ use esp_hal::{
@ -15,10 +15,6 @@ include!(concat!(env!("OUT_DIR"), "/build_time.rs"));
const RTC_ADDRESS: u8 = 0x68; const RTC_ADDRESS: u8 = 0x68;
const SECS_PER_DAY: u64 = 86_400;
const UNIX_OFFSET_DAYS: u64 = 719_163; // Days from 0000-03-01 to 1970-01-01
const UTC_PLUS_ONE: u64 = 3600;
pub struct RTCClock { pub struct RTCClock {
dev: DS3231<I2c<'static, Async>>, dev: DS3231<I2c<'static, Async>>,
} }
@ -35,8 +31,7 @@ impl RTCClock {
pub async fn get_time(&mut self) -> u64 { pub async fn get_time(&mut self) -> u64 {
match self.dev.datetime().await { match self.dev.datetime().await {
Ok(datetime) => { Ok(datetime) => {
let utc_time = datetime.and_utc().timestamp() as u64; datetime.and_utc().timestamp() as u64
utc_time
} }
Err(e) => { Err(e) => {
FEEDBACK_STATE.signal(feedback::FeedbackState::Error); FEEDBACK_STATE.signal(feedback::FeedbackState::Error);
@ -47,33 +42,6 @@ impl RTCClock {
} }
} }
fn unix_to_ymd_string(timestamp: u64) -> (u16, u8, u8) {
// Apply UTC+1 offset
let ts = timestamp + UTC_PLUS_ONE;
// Convert to total days since UNIX epoch
let days_since_epoch = ts / SECS_PER_DAY;
// Convert to proleptic Gregorian date
civil_from_days(days_since_epoch as i64 + UNIX_OFFSET_DAYS as i64)
}
// This function returns (year, month, day).
// Based on the algorithm by Howard Hinnant.
fn civil_from_days(z: i64) -> (u16, u8, u8) {
let mut z = z;
z -= 60; // shift epoch for algorithm
let era = (z >= 0).then_some(z).unwrap_or(z - 146096) / 146097;
let doe = z - era * 146097; // [0, 146096]
let yoe = (doe - doe / 1460 + doe / 36524 - doe / 146096) / 365; // [0, 399]
let y = yoe + era * 400;
let doy = doe - (365 * yoe + yoe / 4 - yoe / 100); // [0, 365]
let mp = (5 * doy + 2) / 153; // [0, 11]
let d = doy - (153 * mp + 2) / 5 + 1; // [1, 31]
let m = mp + (if mp < 10 { 3 } else { -9 }); // [1, 12]
((y + (m <= 2) as i64) as u16, m as u8, d as u8)
}
pub async fn rtc_config(i2c: I2c<'static, Async>) -> DS3231<I2c<'static, Async>> { pub async fn rtc_config(i2c: I2c<'static, Async>) -> DS3231<I2c<'static, Async>> {
let mut rtc: DS3231<I2c<'static, Async>> = DS3231::new(i2c, RTC_ADDRESS); let mut rtc: DS3231<I2c<'static, Async>> = DS3231::new(i2c, RTC_ADDRESS);
let naive_dt = Utc let naive_dt = Utc
@ -119,10 +87,3 @@ pub async fn rtc_config(i2c: I2c<'static, Async>) -> DS3231<I2c<'static, Async>>
rtc rtc
} }
pub async fn read_rtc_time<'a>(
rtc: &'a mut DS3231<I2c<'static, Async>>,
) -> Result<u64, DS3231Error<esp_hal::i2c::master::Error>> {
let timestamp_result = rtc.datetime().await?;
Ok(timestamp_result.and_utc().timestamp() as u64)
}