Update another example
@@ -8,13 +8,15 @@ use defmt::*;
use embassy::executor::Spawner;
use embassy::time::{Duration, Timer};
use embassy_nrf::gpio::NoPin;
-use embassy_nrf::pwm::{Config, Prescaler, Sequence, SequenceConfig, SequenceMode, SequencePwm};
+use embassy_nrf::pwm::{
+ Config, Prescaler, Sequence, SequenceConfig, SequenceMode, SequencePwm, Sequences,
+};
use embassy_nrf::Peripherals;
#[embassy::main]
async fn main(_spawner: Spawner, p: Peripherals) {
- let mut seq_words_1: [u16; 5] = [1000, 250, 100, 50, 0];
- let mut seq_words_2: [u16; 5] = [0, 50, 100, 250, 1000];
+ let seq_words_1: [u16; 5] = [1000, 250, 100, 50, 0];
+ let seq_words_2: [u16; 5] = [0, 50, 100, 250, 1000];
let mut config = Config::default();
config.prescaler = Prescaler::Div128;
@@ -29,22 +31,21 @@ async fn main(_spawner: Spawner, p: Peripherals) {
let mut pwm = unwrap!(SequencePwm::new(
p.PWM0, p.P0_13, NoPin, NoPin, NoPin, config,
));
- let _ = pwm.start(
- Sequence::new(&mut seq_words_1, seq_config.clone()),
- None,
- SequenceMode::Times(1),
- );
+
+ let sequence0 = Sequence::new(&seq_words_1, seq_config.clone());
+ let sequences = Sequences::new(&mut pwm, sequence0, None);
+ unwrap!(sequences.start(SequenceMode::Times(1)));
info!("pwm started!");
Timer::after(Duration::from_millis(20000)).await;
info!("pwm starting with another sequence!");
- let _ = pwm.start(
- Sequence::new(&mut seq_words_2, seq_config),
- None,
- SequenceMode::Times(1),
- );
+ drop(sequences); // This stops the previous sequence and returns pwm ownership back
+
+ let sequence0 = Sequence::new(&seq_words_2, seq_config);
+ let sequences = Sequences::new(&mut pwm, sequence0, None);
+ unwrap!(sequences.start(SequenceMode::Times(1)));
// we can abort a sequence if we need to before its complete with pwm.stop()
// or stop is also implicitly called when the pwm peripheral is dropped
