Merge pull request #2958 from embassy-rs/embassy-book-refactor

Embassy book refactor

1 files changed, 23 insertions, 0 deletions

diff --git a/docs/examples/layer-by-layer/blinky-async/src/main.rs b/docs/examples/layer-by-layer/blinky-async/src/main.rs
new file mode 100644
index 000000000..004602816
--- /dev/null
+++ b/docs/examples/layer-by-layer/blinky-async/src/main.rs
@@ -0,0 +1,23 @@
+#![no_std]
+#![no_main]
+
+use embassy_executor::Spawner;
+use embassy_stm32::exti::ExtiInput;
+use embassy_stm32::gpio::{Level, Output, Pull, Speed};
+use {defmt_rtt as _, panic_probe as _};
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
+    let p = embassy_stm32::init(Default::default());
+    let mut led = Output::new(p.PB14, Level::Low, Speed::VeryHigh);
+    let mut button = ExtiInput::new(p.PC13, p.EXTI13, Pull::Up);
+
+    loop {
+        button.wait_for_any_edge().await;
+        if button.is_low() {
+            led.set_high();
+        } else {
+            led.set_low();
+        }
+    }
+}