simple_playback api from nrf sdk

examples/nrf/src/bin/pwm_sequence.rs

@@ -0,0 +1,41 @@
+#![no_std]
+#![no_main]
+#![feature(type_alias_impl_trait)]
+
+#[path = "../example_common.rs"]
+mod example_common;
+use defmt::*;
+use embassy::executor::Spawner;
+use embassy::time::{Duration, Timer};
+use embassy_nrf::gpio::NoPin;
+use embassy_nrf::pwm::{CounterMode, LoopingConfig, Prescaler, Pwm, SequenceLoad};
+use embassy_nrf::Peripherals;
+
+#[embassy::main]
+async fn main(_spawner: Spawner, p: Peripherals) {
+    let seq_values: [u16; 2] = [0, 0x8000];
+
+    let config = LoopingConfig {
+        counter_mode: CounterMode::Up,
+        top: 31250,
+        prescaler: Prescaler::Div128,
+        sequence: &seq_values,
+        sequence_load: SequenceLoad::Common,
+        repeats: 1,
+        enddelay: 0,
+    };
+
+    let pwm = unwrap!(Pwm::simple_playback(
+        p.PWM0, p.P0_13, NoPin, NoPin, NoPin, config, 1
+    ));
+    info!("pwm started!");
+
+    Timer::after(Duration::from_millis(10000)).await;
+
+    pwm.stop();
+    info!("pwm stopped!");
+
+    loop {
+        Timer::after(Duration::from_millis(1000)).await;
+    }
+}