niklas/fw-anwesenheit
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made buzzer async

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Djeeberjr 2025-05-05 13:12:52 +02:00
parent 1ba74be096
commit 17a66e26cb
2 changed files with 17 additions and 17 deletions
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31
src/buzzer.rs
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@ -1,8 +1,9 @@
use rppal::gpio::Gpio; use rppal::gpio::Gpio;
use std::{thread, time}; use tokio::time::sleep;
use std::time;
/// Emits a sound on a passive buzzer. /// Emits a sound on a passive buzzer.
pub fn modulated_tone(pin_num: u8, carrier_hz: u32, sound_hz: u32, duration_ms: u64) { pub async fn modulated_tone(pin_num: u8, carrier_hz: u32, sound_hz: u32, duration_ms: u64) {
let gpio = Gpio::new().expect("GPIO konnte nicht initialisiert werden"); let gpio = Gpio::new().expect("GPIO konnte nicht initialisiert werden");
let mut pin = gpio let mut pin = gpio
.get(pin_num) .get(pin_num)
@ -19,31 +20,31 @@ pub fn modulated_tone(pin_num: u8, carrier_hz: u32, sound_hz: u32, duration_ms:
let cycles_on = (carrier_hz as f64 * (mod_period / 2.0) / 1000.0) as u64; let cycles_on = (carrier_hz as f64 * (mod_period / 2.0) / 1000.0) as u64;
for _ in 0..cycles_on { for _ in 0..cycles_on {
pin.set_high(); pin.set_high();
thread::sleep(carrier_period); sleep(carrier_period).await;
pin.set_low(); pin.set_low();
thread::sleep(carrier_period); sleep(carrier_period).await;
} }
// Modulation off: Carrier on for mod_period / 2 // Modulation off: Carrier on for mod_period / 2
let pause = time::Duration::from_millis((mod_period / 2.0) as u64); let pause = time::Duration::from_millis((mod_period / 2.0) as u64);
thread::sleep(pause); sleep(pause).await;
} }
} }
pub fn beep_ack() { pub async fn beep_ack() {
// GPIO 17, carrier = 2300 Hz, sound = 440 Hz, Dauer = 1 sec // GPIO 17, carrier = 2300 Hz, sound = 440 Hz, Dauer = 1 sec
modulated_tone(4, 2300, 500, 500); modulated_tone(4, 2300, 500, 500).await;
modulated_tone(4, 2300, 700, 500); modulated_tone(4, 2300, 700, 500).await;
} }
pub fn beep_nak() { pub async fn beep_nak() {
// GPIO 17, carrier = 2300 Hz, sound = 440 Hz, duration = 1 sec // GPIO 17, carrier = 2300 Hz, sound = 440 Hz, duration = 1 sec
modulated_tone(4, 2300, 700, 500); modulated_tone(4, 2300, 700, 500).await;
modulated_tone(4, 2300, 500, 500); modulated_tone(4, 2300, 500, 500).await;
} }
pub fn beep_unnkown() { pub async fn beep_unnkown() {
modulated_tone(4, 2300, 500, 500); modulated_tone(4, 2300, 500, 500).await;
modulated_tone(4, 2300, 500, 500); modulated_tone(4, 2300, 500, 500).await;
modulated_tone(4, 2300, 500, 500); modulated_tone(4, 2300, 500, 500).await;
} }

3
src/main.rs
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@ -79,8 +79,7 @@ async fn main() -> Result<(), Box<dyn Error>> {
.add_id(id_store::TallyID(tally_id_string)) .add_id(id_store::TallyID(tally_id_string))
{ {
info!("Added new id to current day"); info!("Added new id to current day");
// TODO: trigger the buzzer buzzer::beep_ack().await;
buzzer::beep_ack();
// led.set_named_color_time(NamedColor::Green, 1); //led is green for 1 sec // led.set_named_color_time(NamedColor::Green, 1); //led is green for 1 sec
if let Err(e) = channel_store.lock().await.export_json(STORE_PATH).await { if let Err(e) = channel_store.lock().await.export_json(STORE_PATH).await {