1 files changed, 40 insertions, 0 deletions

diff --git a/examples/stm32wl55/src/bin/button.rs b/examples/stm32wl55/src/bin/button.rs
new file mode 100644
index 000000000..90212d3d7
--- /dev/null
+++ b/examples/stm32wl55/src/bin/button.rs
@@ -0,0 +1,40 @@
+#![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();
+        }
+    }
+}