Add example for STM32WL55

examples/stm32wl55/src/bin/blinky.rs

@@ -0,0 +1,34 @@
+#![no_std]
+#![no_main]
+#![feature(trait_alias)]
+#![feature(type_alias_impl_trait)]
+#![allow(incomplete_features)]
+
+#[path = "../example_common.rs"]
+mod example_common;
+use embassy::executor::Spawner;
+use embassy::time::{Duration, Timer};
+use embassy_stm32::dbgmcu::Dbgmcu;
+use embassy_stm32::gpio::{Level, Output, Speed};
+use embassy_stm32::Peripherals;
+use embedded_hal::digital::v2::OutputPin;
+use example_common::*;
+
+#[embassy::main]
+async fn main(_spawner: Spawner, p: Peripherals) {
+    info!("Hello World!");
+
+    unsafe { Dbgmcu::enable_all() };
+
+    let mut led = Output::new(p.PB15, Level::High, Speed::Low);
+
+    loop {
+        info!("high");
+        unwrap!(led.set_high());
+        Timer::after(Duration::from_millis(500)).await;
+
+        info!("low");
+        unwrap!(led.set_low());
+        Timer::after(Duration::from_millis(500)).await;
+    }
+}

examples/stm32wl55/src/bin/button.rs

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+#![no_std]
+#![no_main]
+#![feature(trait_alias)]
+#![feature(type_alias_impl_trait)]
+#![allow(incomplete_features)]
+
+#[path = "../example_common.rs"]
+mod example_common;
+use embassy_stm32::{
+    dbgmcu::Dbgmcu,
+    gpio::{Input, Level, Output, Pull, Speed},
+    rcc::*,
+};
+use embedded_hal::digital::v2::{InputPin, OutputPin};
+use example_common::*;
+
+use cortex_m_rt::entry;
+
+#[entry]
+fn main() -> ! {
+    info!("Hello World!");
+
+    let mut p = embassy_stm32::init(Default::default());
+
+    unsafe { Dbgmcu::enable_all() };
+
+    let button = Input::new(p.PA0, Pull::Up);
+    let mut led1 = Output::new(p.PB15, Level::High, Speed::Low);
+    let mut led2 = Output::new(p.PB9, Level::High, Speed::Low);
+
+    loop {
+        if button.is_high().unwrap() {
+            led1.set_high().unwrap();
+            led2.set_low().unwrap();
+        } else {
+            led1.set_low().unwrap();
+            led2.set_high().unwrap();
+        }
+    }
+}

examples/stm32wl55/src/example_common.rs

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+#![macro_use]
+
+use defmt_rtt as _; // global logger
+use panic_probe as _;
+
+pub use defmt::*;
+
+use core::sync::atomic::{AtomicUsize, Ordering};
+
+defmt::timestamp! {"{=u64}", {
+        static COUNT: AtomicUsize = AtomicUsize::new(0);
+        // NOTE(no-CAS) `timestamps` runs with interrupts disabled
+        let n = COUNT.load(Ordering::Relaxed);
+        COUNT.store(n + 1, Ordering::Relaxed);
+        n as u64
+    }
+}