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pwm_sequence show implicit and explicit stop functionality

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This commit is contained in:
Jacob Rosenthal 2021-11-11 23:47:35 -07:00
parent 667a93b5c8
commit aca7b86c7e
1 changed files with 6 additions and 3 deletions
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9
examples/nrf/src/bin/pwm_sequence.rs
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@ -22,6 +22,7 @@ async fn main(_spawner: Spawner, p: Peripherals) {
// so we want to repeat our value as many times as necessary until 5000ms passes // so we want to repeat our value as many times as necessary until 5000ms passes
// want 5000/8 = 625 periods total to occur, so 624 (we get the one period for free remember) // want 5000/8 = 625 periods total to occur, so 624 (we get the one period for free remember)
config.refresh = 624; config.refresh = 624;
// thus our sequence takes 5 * 5000ms or 25 seconds
let pwm = unwrap!(SequencePwm::new( let pwm = unwrap!(SequencePwm::new(
p.PWM0, p.PWM0,
@ -36,7 +37,9 @@ async fn main(_spawner: Spawner, p: Peripherals) {
info!("pwm started!"); info!("pwm started!");
loop { // we can abort a sequence if we need to before its complete with pwm.stop()
Timer::after(Duration::from_millis(5000)).await; // or stop is also implicitly called when the pwm peripheral is dropped
} // when it goes out of scope
Timer::after(Duration::from_millis(20000)).await;
info!("pwm stopped early!");
} }