Import embassy-mcxa repo

Merge remote-tracking branch 'james-e-mcxa/james/upstream' into james/upstream-mcxa

1 files changed, 29 insertions, 0 deletions

diff --git a/examples/mcxa/src/bin/button_async.rs b/examples/mcxa/src/bin/button_async.rs
new file mode 100644
index 000000000..6cc7b62cd
--- /dev/null
+++ b/examples/mcxa/src/bin/button_async.rs
@@ -0,0 +1,29 @@
+#![no_std]
+#![no_main]
+
+use embassy_executor::Spawner;
+use embassy_time::Timer;
+use hal::gpio::{Input, Pull};
+use {defmt_rtt as _, embassy_mcxa as hal, panic_probe as _};
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
+    let p = hal::init(hal::config::Config::default());
+
+    defmt::info!("GPIO interrupt example");
+
+    // This button is labeled "WAKEUP" on the FRDM-MCXA276
+    // The board already has a 10K pullup
+    let mut pin = Input::new(p.P1_7, Pull::Disabled);
+
+    let mut press_count = 0u32;
+
+    loop {
+        pin.wait_for_falling_edge().await;
+
+        press_count += 1;
+
+        defmt::info!("Button pressed! Count: {}", press_count);
+        Timer::after_millis(50).await;
+    }
+}